./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-mutex_fs-autofs4-autofs4.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c959908-a5fe-4045-ac06-5889a4682d78/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c959908-a5fe-4045-ac06-5889a4682d78/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c959908-a5fe-4045-ac06-5889a4682d78/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c959908-a5fe-4045-ac06-5889a4682d78/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_fs-autofs4-autofs4.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c959908-a5fe-4045-ac06-5889a4682d78/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c959908-a5fe-4045-ac06-5889a4682d78/bin/utaipan-verify-SwPr7d2a91 --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 4035b79a2162ba317b65ff4b4b50beff318d26f8217214f4a55e9e0e820898d1 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:19:04,354 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:19:04,476 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c959908-a5fe-4045-ac06-5889a4682d78/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-24 23:19:04,486 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:19:04,487 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:19:04,529 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:19:04,530 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:19:04,531 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:19:04,532 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:19:04,538 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:19:04,538 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:19:04,540 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:19:04,540 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:19:04,542 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-24 23:19:04,543 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:19:04,543 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:19:04,544 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-24 23:19:04,544 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-24 23:19:04,544 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:19:04,545 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-24 23:19:04,545 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-24 23:19:04,546 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-24 23:19:04,547 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:19:04,548 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:19:04,548 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:19:04,549 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:19:04,549 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:19:04,550 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:19:04,550 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:19:04,551 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:19:04,552 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:19:04,553 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:19:04,553 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:19:04,553 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:19:04,553 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:19:04,554 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:19:04,554 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:19:04,554 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:19:04,555 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-24 23:19:04,555 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:19:04,555 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:19:04,556 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:19:04,556 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:19:04,556 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:19:04,557 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c959908-a5fe-4045-ac06-5889a4682d78/bin/utaipan-verify-SwPr7d2a91/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c959908-a5fe-4045-ac06-5889a4682d78/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4035b79a2162ba317b65ff4b4b50beff318d26f8217214f4a55e9e0e820898d1 [2023-11-24 23:19:04,905 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:19:04,936 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:19:04,939 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:19:04,941 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:19:04,941 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:19:04,943 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c959908-a5fe-4045-ac06-5889a4682d78/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_fs-autofs4-autofs4.cil.i [2023-11-24 23:19:08,189 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:19:09,018 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:19:09,019 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c959908-a5fe-4045-ac06-5889a4682d78/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_fs-autofs4-autofs4.cil.i [2023-11-24 23:19:09,092 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c959908-a5fe-4045-ac06-5889a4682d78/bin/utaipan-verify-SwPr7d2a91/data/a161cfead/a3e78b9f60d547a2a338d9abddbe4c07/FLAGde6d00525 [2023-11-24 23:19:09,114 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c959908-a5fe-4045-ac06-5889a4682d78/bin/utaipan-verify-SwPr7d2a91/data/a161cfead/a3e78b9f60d547a2a338d9abddbe4c07 [2023-11-24 23:19:09,121 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:19:09,123 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:19:09,127 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:19:09,127 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:19:09,134 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:19:09,135 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:19:09" (1/1) ... [2023-11-24 23:19:09,136 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cf2877b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:09, skipping insertion in model container [2023-11-24 23:19:09,137 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:19:09" (1/1) ... [2023-11-24 23:19:09,372 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:19:12,987 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c959908-a5fe-4045-ac06-5889a4682d78/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_fs-autofs4-autofs4.cil.i[387172,387185] [2023-11-24 23:19:12,991 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c959908-a5fe-4045-ac06-5889a4682d78/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_fs-autofs4-autofs4.cil.i[387338,387351] [2023-11-24 23:19:12,992 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c959908-a5fe-4045-ac06-5889a4682d78/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_fs-autofs4-autofs4.cil.i[387502,387515] [2023-11-24 23:19:12,992 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c959908-a5fe-4045-ac06-5889a4682d78/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_fs-autofs4-autofs4.cil.i[387667,387680] [2023-11-24 23:19:13,017 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:19:13,062 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:19:13,275 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [6022] [2023-11-24 23:19:13,277 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [6025] [2023-11-24 23:19:13,278 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [6028] [2023-11-24 23:19:13,278 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [6031] [2023-11-24 23:19:13,365 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; incl %0": "+m" (v->counter)); [7018] [2023-11-24 23:19:13,366 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; decl %0": "+m" (v->counter)); [7025] [2023-11-24 23:19:13,366 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [7032] [2023-11-24 23:19:13,421 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/autofs4/root.c"), "i" (535), "i" (12UL)); [8301-8302] [2023-11-24 23:19:13,509 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/autofs4/root.c"), "i" (718), "i" (12UL)); [8608-8609] [2023-11-24 23:19:13,512 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_%P3": "=a" (__ret_gu), "=r" (__val_gu): "0" (p), "i" (4UL)); [8661-8662] [2023-11-24 23:19:13,513 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_1": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [8692] [2023-11-24 23:19:13,513 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_2": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [8695] [2023-11-24 23:19:13,514 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_4": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [8698] [2023-11-24 23:19:13,514 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_8": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [8701] [2023-11-24 23:19:13,514 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_X": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [8704] [2023-11-24 23:19:13,515 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_%P3": "=a" (__ret_gu), "=r" (__val_gu): "0" (p), "i" (8UL)); [8734-8735] [2023-11-24 23:19:13,516 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_1": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [8765] [2023-11-24 23:19:13,516 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_2": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [8768] [2023-11-24 23:19:13,516 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_4": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [8771] [2023-11-24 23:19:13,516 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_8": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [8774] [2023-11-24 23:19:13,517 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_X": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [8777] [2023-11-24 23:19:13,518 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_1": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [8824] [2023-11-24 23:19:13,518 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_2": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [8827] [2023-11-24 23:19:13,518 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_4": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [8830] [2023-11-24 23:19:13,519 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_8": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [8833] [2023-11-24 23:19:13,519 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_X": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [8836] [2023-11-24 23:19:13,520 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_1": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [8872] [2023-11-24 23:19:13,520 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_2": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [8875] [2023-11-24 23:19:13,520 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_4": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [8878] [2023-11-24 23:19:13,521 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_8": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [8881] [2023-11-24 23:19:13,521 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_X": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [8884] [2023-11-24 23:19:13,523 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_1": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [8950] [2023-11-24 23:19:13,523 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_2": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [8953] [2023-11-24 23:19:13,524 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_4": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [8956] [2023-11-24 23:19:13,524 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_8": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [8959] [2023-11-24 23:19:13,524 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_X": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [8962] [2023-11-24 23:19:13,542 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [9530] [2023-11-24 23:19:13,542 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [9533] [2023-11-24 23:19:13,542 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [9536] [2023-11-24 23:19:13,543 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [9539] [2023-11-24 23:19:13,544 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/debian/klever-work/native-scheduler-work-dir/scheduler/jobs/dfbfd2da522a1f5f4786ee57b863db44/klever-core-work-dir/d4e00c1/linux-kernel-locking-mutex/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [9575-9576] [2023-11-24 23:19:13,544 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c2;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c1\n .byte 772b-771b\n .short %c3\n.popsection\n": "=a" (__eax): [paravirt_typenum] "i" (44UL), [paravirt_opptr] "i" (& pv_irq_ops.save_fl.func), [paravirt_clobber] "i" (1): "memory", "cc"); [9581-9583] [2023-11-24 23:19:13,545 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/debian/klever-work/native-scheduler-work-dir/scheduler/jobs/dfbfd2da522a1f5f4786ee57b863db44/klever-core-work-dir/d4e00c1/linux-kernel-locking-mutex/lkbce/arch/x86/include/asm/paravirt.h"), "i" (809), "i" (12UL)); [9608-9609] [2023-11-24 23:19:13,545 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c2;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c1\n .byte 772b-771b\n .short %c3\n.popsection\n": "=a" (__eax): [paravirt_typenum] "i" (45UL), [paravirt_opptr] "i" (& pv_irq_ops.restore_fl.func), [paravirt_clobber] "i" (1), "D" (f): "memory", "cc"); [9614-9616] [2023-11-24 23:19:13,546 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/debian/klever-work/native-scheduler-work-dir/scheduler/jobs/dfbfd2da522a1f5f4786ee57b863db44/klever-core-work-dir/d4e00c1/linux-kernel-locking-mutex/lkbce/arch/x86/include/asm/paravirt.h"), "i" (814), "i" (12UL)); [9640-9641] [2023-11-24 23:19:13,547 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c2;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c1\n .byte 772b-771b\n .short %c3\n.popsection\n": "=a" (__eax): [paravirt_typenum] "i" (46UL), [paravirt_opptr] "i" (& pv_irq_ops.irq_disable.func), [paravirt_clobber] "i" (1): "memory", "cc"); [9646-9648] [2023-11-24 23:19:13,547 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; nop": : : "memory"); [9674] [2023-11-24 23:19:13,548 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; incq %0": "=m" (v->counter): "m" (v->counter)); [9690] [2023-11-24 23:19:13,549 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& kernel_stack)); [9746] [2023-11-24 23:19:13,549 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& kernel_stack)); [9749] [2023-11-24 23:19:13,550 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& kernel_stack)); [9752] [2023-11-24 23:19:13,550 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& kernel_stack)); [9755] [2023-11-24 23:19:13,551 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%P0": "+m" (__preempt_count)); [9794] [2023-11-24 23:19:13,551 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decb %%gs:%P0": "+m" (__preempt_count)); [9797] [2023-11-24 23:19:13,552 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addb %1, %%gs:%P0": "+m" (__preempt_count): "qi" (val)); [9799] [2023-11-24 23:19:13,552 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%P0": "+m" (__preempt_count)); [9804] [2023-11-24 23:19:13,552 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decw %%gs:%P0": "+m" (__preempt_count)); [9807] [2023-11-24 23:19:13,552 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addw %1, %%gs:%P0": "+m" (__preempt_count): "ri" (val)); [9809] [2023-11-24 23:19:13,553 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%P0": "+m" (__preempt_count)); [9814] [2023-11-24 23:19:13,553 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decl %%gs:%P0": "+m" (__preempt_count)); [9817] [2023-11-24 23:19:13,553 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addl %1, %%gs:%P0": "+m" (__preempt_count): "ri" (val)); [9819] [2023-11-24 23:19:13,554 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%P0": "+m" (__preempt_count)); [9824] [2023-11-24 23:19:13,554 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decq %%gs:%P0": "+m" (__preempt_count)); [9827] [2023-11-24 23:19:13,554 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addq %1, %%gs:%P0": "+m" (__preempt_count): "re" (val)); [9829] [2023-11-24 23:19:13,555 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%P0": "+m" (__preempt_count)); [9867] [2023-11-24 23:19:13,556 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decb %%gs:%P0": "+m" (__preempt_count)); [9870] [2023-11-24 23:19:13,556 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addb %1, %%gs:%P0": "+m" (__preempt_count): "qi" (- val)); [9872] [2023-11-24 23:19:13,556 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%P0": "+m" (__preempt_count)); [9877] [2023-11-24 23:19:13,556 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decw %%gs:%P0": "+m" (__preempt_count)); [9880] [2023-11-24 23:19:13,557 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addw %1, %%gs:%P0": "+m" (__preempt_count): "ri" (- val)); [9882] [2023-11-24 23:19:13,557 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%P0": "+m" (__preempt_count)); [9887] [2023-11-24 23:19:13,557 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decl %%gs:%P0": "+m" (__preempt_count)); [9890] [2023-11-24 23:19:13,558 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addl %1, %%gs:%P0": "+m" (__preempt_count): "ri" (- val)); [9892] [2023-11-24 23:19:13,558 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%P0": "+m" (__preempt_count)); [9897] [2023-11-24 23:19:13,558 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decq %%gs:%P0": "+m" (__preempt_count)); [9900] [2023-11-24 23:19:13,559 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addq %1, %%gs:%P0": "+m" (__preempt_count): "re" (- val)); [9902] [2023-11-24 23:19:13,560 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [9986] [2023-11-24 23:19:13,561 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [10017] [2023-11-24 23:19:13,562 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [10052] [2023-11-24 23:19:13,563 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [10061] [2023-11-24 23:19:13,653 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_%P3": "=a" (__ret_gu), "=r" (__val_gu): "0" (arg), "i" (4UL)); [12457-12458] [2023-11-24 23:19:13,655 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [12502] [2023-11-24 23:19:13,655 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [12505] [2023-11-24 23:19:13,656 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [12508] [2023-11-24 23:19:13,656 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [12511] [2023-11-24 23:19:13,708 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c959908-a5fe-4045-ac06-5889a4682d78/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_fs-autofs4-autofs4.cil.i[387172,387185] [2023-11-24 23:19:13,709 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c959908-a5fe-4045-ac06-5889a4682d78/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_fs-autofs4-autofs4.cil.i[387338,387351] [2023-11-24 23:19:13,710 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c959908-a5fe-4045-ac06-5889a4682d78/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_fs-autofs4-autofs4.cil.i[387502,387515] [2023-11-24 23:19:13,743 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c959908-a5fe-4045-ac06-5889a4682d78/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_fs-autofs4-autofs4.cil.i[387667,387680] [2023-11-24 23:19:13,752 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:19:13,952 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:19:13,952 WARN L675 CHandler]: The function strncpy is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:19:13,952 WARN L675 CHandler]: The function memchr is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:19:13,952 WARN L675 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:19:13,952 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:19:13,961 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:19:13,961 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:13 WrapperNode [2023-11-24 23:19:13,961 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:19:13,963 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:19:13,963 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:19:13,963 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:19:13,971 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:13" (1/1) ... [2023-11-24 23:19:14,096 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:13" (1/1) ... [2023-11-24 23:19:14,483 INFO L138 Inliner]: procedures = 518, calls = 3839, calls flagged for inlining = 278, calls inlined = 255, statements flattened = 9671 [2023-11-24 23:19:14,484 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:19:14,485 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:19:14,485 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:19:14,485 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:19:14,496 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:13" (1/1) ... [2023-11-24 23:19:14,496 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:13" (1/1) ... [2023-11-24 23:19:14,575 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:13" (1/1) ... [2023-11-24 23:19:14,576 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:13" (1/1) ... [2023-11-24 23:19:14,781 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:13" (1/1) ... [2023-11-24 23:19:14,812 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:13" (1/1) ... [2023-11-24 23:19:14,852 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:13" (1/1) ... [2023-11-24 23:19:14,873 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:13" (1/1) ... [2023-11-24 23:19:15,016 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:19:15,017 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:19:15,017 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:19:15,018 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:19:15,018 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:13" (1/1) ... [2023-11-24 23:19:15,033 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:19:15,047 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c959908-a5fe-4045-ac06-5889a4682d78/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:19:15,064 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c959908-a5fe-4045-ac06-5889a4682d78/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:19:15,093 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c959908-a5fe-4045-ac06-5889a4682d78/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:19:15,112 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_evict_inode [2023-11-24 23:19:15,112 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_evict_inode [2023-11-24 23:19:15,112 INFO L130 BoogieDeclarations]: Found specification of procedure dput [2023-11-24 23:19:15,112 INFO L138 BoogieDeclarations]: Found implementation of procedure dput [2023-11-24 23:19:15,112 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-24 23:19:15,113 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-24 23:19:15,113 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_dir_unlink [2023-11-24 23:19:15,113 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_dir_unlink [2023-11-24 23:19:15,113 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_wq_mutex_of_autofs_sb_info [2023-11-24 23:19:15,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_wq_mutex_of_autofs_sb_info [2023-11-24 23:19:15,113 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_get_inode [2023-11-24 23:19:15,113 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_get_inode [2023-11-24 23:19:15,113 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2023-11-24 23:19:15,114 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2023-11-24 23:19:15,114 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-24 23:19:15,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-24 23:19:15,115 INFO L130 BoogieDeclarations]: Found specification of procedure dcache_dir_lseek [2023-11-24 23:19:15,115 INFO L138 BoogieDeclarations]: Found implementation of procedure dcache_dir_lseek [2023-11-24 23:19:15,115 INFO L130 BoogieDeclarations]: Found specification of procedure do_expire_wait [2023-11-24 23:19:15,115 INFO L138 BoogieDeclarations]: Found implementation of procedure do_expire_wait [2023-11-24 23:19:15,116 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2023-11-24 23:19:15,116 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2023-11-24 23:19:15,116 INFO L130 BoogieDeclarations]: Found specification of procedure dget [2023-11-24 23:19:15,117 INFO L138 BoogieDeclarations]: Found implementation of procedure dget [2023-11-24 23:19:15,117 INFO L130 BoogieDeclarations]: Found specification of procedure lock_release [2023-11-24 23:19:15,117 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_release [2023-11-24 23:19:15,117 INFO L130 BoogieDeclarations]: Found specification of procedure current_kernel_time [2023-11-24 23:19:15,118 INFO L138 BoogieDeclarations]: Found implementation of procedure current_kernel_time [2023-11-24 23:19:15,118 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_expire_indirect [2023-11-24 23:19:15,118 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_expire_indirect [2023-11-24 23:19:15,118 INFO L130 BoogieDeclarations]: Found specification of procedure new_encode_dev [2023-11-24 23:19:15,118 INFO L138 BoogieDeclarations]: Found implementation of procedure new_encode_dev [2023-11-24 23:19:15,119 INFO L130 BoogieDeclarations]: Found specification of procedure managed_dentry_clear_managed [2023-11-24 23:19:15,119 INFO L138 BoogieDeclarations]: Found implementation of procedure managed_dentry_clear_managed [2023-11-24 23:19:15,119 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-24 23:19:15,119 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-24 23:19:15,119 INFO L130 BoogieDeclarations]: Found specification of procedure from_kgid_munged [2023-11-24 23:19:15,119 INFO L138 BoogieDeclarations]: Found implementation of procedure from_kgid_munged [2023-11-24 23:19:15,120 INFO L130 BoogieDeclarations]: Found specification of procedure follow_down_one [2023-11-24 23:19:15,120 INFO L138 BoogieDeclarations]: Found implementation of procedure follow_down_one [2023-11-24 23:19:15,121 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_show_options [2023-11-24 23:19:15,121 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_show_options [2023-11-24 23:19:15,121 INFO L130 BoogieDeclarations]: Found specification of procedure __autofs4_add_expiring [2023-11-24 23:19:15,121 INFO L138 BoogieDeclarations]: Found implementation of procedure __autofs4_add_expiring [2023-11-24 23:19:15,121 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-11-24 23:19:15,122 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-24 23:19:15,122 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_expire_wait [2023-11-24 23:19:15,122 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_expire_wait [2023-11-24 23:19:15,122 INFO L130 BoogieDeclarations]: Found specification of procedure autofs_dev_ioctl [2023-11-24 23:19:15,122 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs_dev_ioctl [2023-11-24 23:19:15,123 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-24 23:19:15,124 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-24 23:19:15,126 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2023-11-24 23:19:15,127 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2023-11-24 23:19:15,127 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-24 23:19:15,127 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-24 23:19:15,127 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2023-11-24 23:19:15,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2023-11-24 23:19:15,129 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-24 23:19:15,129 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-24 23:19:15,130 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:19:15,135 INFO L130 BoogieDeclarations]: Found specification of procedure d_count [2023-11-24 23:19:15,137 INFO L138 BoogieDeclarations]: Found implementation of procedure d_count [2023-11-24 23:19:15,137 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2023-11-24 23:19:15,137 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2023-11-24 23:19:15,137 INFO L130 BoogieDeclarations]: Found specification of procedure get_current___4 [2023-11-24 23:19:15,137 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current___4 [2023-11-24 23:19:15,137 INFO L130 BoogieDeclarations]: Found specification of procedure get_current___2 [2023-11-24 23:19:15,137 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current___2 [2023-11-24 23:19:15,138 INFO L130 BoogieDeclarations]: Found specification of procedure from_kuid_munged [2023-11-24 23:19:15,138 INFO L138 BoogieDeclarations]: Found implementation of procedure from_kuid_munged [2023-11-24 23:19:15,138 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2023-11-24 23:19:15,138 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2023-11-24 23:19:15,138 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-11-24 23:19:15,138 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-11-24 23:19:15,138 INFO L130 BoogieDeclarations]: Found specification of procedure fput [2023-11-24 23:19:15,139 INFO L138 BoogieDeclarations]: Found implementation of procedure fput [2023-11-24 23:19:15,139 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_oz_mode [2023-11-24 23:19:15,139 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_oz_mode [2023-11-24 23:19:15,139 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_do_expire_multi [2023-11-24 23:19:15,139 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_do_expire_multi [2023-11-24 23:19:15,139 INFO L130 BoogieDeclarations]: Found specification of procedure __task_pid_nr_ns [2023-11-24 23:19:15,139 INFO L138 BoogieDeclarations]: Found implementation of procedure __task_pid_nr_ns [2023-11-24 23:19:15,139 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-24 23:19:15,140 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-24 23:19:15,140 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_sbi [2023-11-24 23:19:15,140 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_sbi [2023-11-24 23:19:15,140 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-24 23:19:15,140 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2023-11-24 23:19:15,140 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2023-11-24 23:19:15,140 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_new_ino [2023-11-24 23:19:15,141 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_new_ino [2023-11-24 23:19:15,141 INFO L130 BoogieDeclarations]: Found specification of procedure simple_empty [2023-11-24 23:19:15,141 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_empty [2023-11-24 23:19:15,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-24 23:19:15,141 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-24 23:19:15,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-24 23:19:15,141 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_can_expire [2023-11-24 23:19:15,141 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_can_expire [2023-11-24 23:19:15,142 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_dentry_ino [2023-11-24 23:19:15,142 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_dentry_ino [2023-11-24 23:19:15,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:19:15,142 INFO L130 BoogieDeclarations]: Found specification of procedure fget [2023-11-24 23:19:15,142 INFO L138 BoogieDeclarations]: Found implementation of procedure fget [2023-11-24 23:19:15,143 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_dir_open [2023-11-24 23:19:15,143 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_dir_open [2023-11-24 23:19:15,143 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-24 23:19:15,143 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-24 23:19:15,144 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_dir_rmdir [2023-11-24 23:19:15,144 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_dir_rmdir [2023-11-24 23:19:15,144 INFO L130 BoogieDeclarations]: Found specification of procedure may_umount [2023-11-24 23:19:15,144 INFO L138 BoogieDeclarations]: Found implementation of procedure may_umount [2023-11-24 23:19:15,144 INFO L130 BoogieDeclarations]: Found specification of procedure autofs_dev_ioctl_exit [2023-11-24 23:19:15,144 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs_dev_ioctl_exit [2023-11-24 23:19:15,145 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2023-11-24 23:19:15,145 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2023-11-24 23:19:15,145 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-24 23:19:15,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-24 23:19:15,145 INFO L130 BoogieDeclarations]: Found specification of procedure dcache_dir_open [2023-11-24 23:19:15,146 INFO L138 BoogieDeclarations]: Found implementation of procedure dcache_dir_open [2023-11-24 23:19:15,146 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2023-11-24 23:19:15,146 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2023-11-24 23:19:15,146 INFO L130 BoogieDeclarations]: Found specification of procedure clear_nlink [2023-11-24 23:19:15,146 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_nlink [2023-11-24 23:19:15,147 INFO L130 BoogieDeclarations]: Found specification of procedure autofs_type_trigger [2023-11-24 23:19:15,147 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs_type_trigger [2023-11-24 23:19:15,147 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:19:15,147 INFO L130 BoogieDeclarations]: Found specification of procedure compat_ptr [2023-11-24 23:19:15,147 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_ptr [2023-11-24 23:19:15,147 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2023-11-24 23:19:15,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2023-11-24 23:19:15,148 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2023-11-24 23:19:15,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2023-11-24 23:19:15,148 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2023-11-24 23:19:15,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2023-11-24 23:19:15,148 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2023-11-24 23:19:15,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2023-11-24 23:19:15,148 INFO L130 BoogieDeclarations]: Found specification of procedure memchr [2023-11-24 23:19:15,148 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2023-11-24 23:19:15,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2023-11-24 23:19:15,149 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:19:15,149 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-24 23:19:15,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-24 23:19:15,149 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 23:19:15,149 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-24 23:19:15,149 INFO L130 BoogieDeclarations]: Found specification of procedure simple_positive [2023-11-24 23:19:15,150 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_positive [2023-11-24 23:19:15,150 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2023-11-24 23:19:15,150 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2023-11-24 23:19:15,150 INFO L130 BoogieDeclarations]: Found specification of procedure path_get [2023-11-24 23:19:15,150 INFO L138 BoogieDeclarations]: Found implementation of procedure path_get [2023-11-24 23:19:15,150 INFO L130 BoogieDeclarations]: Found specification of procedure dget_dlock [2023-11-24 23:19:15,150 INFO L138 BoogieDeclarations]: Found implementation of procedure dget_dlock [2023-11-24 23:19:15,151 INFO L130 BoogieDeclarations]: Found specification of procedure d_lookup [2023-11-24 23:19:15,151 INFO L138 BoogieDeclarations]: Found implementation of procedure d_lookup [2023-11-24 23:19:15,151 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2023-11-24 23:19:15,151 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2023-11-24 23:19:15,151 INFO L130 BoogieDeclarations]: Found specification of procedure recalc_sigpending [2023-11-24 23:19:15,151 INFO L138 BoogieDeclarations]: Found implementation of procedure recalc_sigpending [2023-11-24 23:19:15,152 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2023-11-24 23:19:15,152 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2023-11-24 23:19:15,152 INFO L130 BoogieDeclarations]: Found specification of procedure d_drop [2023-11-24 23:19:15,152 INFO L138 BoogieDeclarations]: Found implementation of procedure d_drop [2023-11-24 23:19:15,152 INFO L130 BoogieDeclarations]: Found specification of procedure autofs_mount [2023-11-24 23:19:15,152 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs_mount [2023-11-24 23:19:15,152 INFO L130 BoogieDeclarations]: Found specification of procedure autofs_type_indirect [2023-11-24 23:19:15,153 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs_type_indirect [2023-11-24 23:19:15,153 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:19:15,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:19:15,153 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_mount_wait [2023-11-24 23:19:15,153 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_mount_wait [2023-11-24 23:19:15,153 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-11-24 23:19:15,153 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-11-24 23:19:15,153 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_root_ioctl [2023-11-24 23:19:15,154 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_root_ioctl [2023-11-24 23:19:15,154 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2023-11-24 23:19:15,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2023-11-24 23:19:15,154 INFO L130 BoogieDeclarations]: Found specification of procedure complete_all [2023-11-24 23:19:15,155 INFO L138 BoogieDeclarations]: Found implementation of procedure complete_all [2023-11-24 23:19:15,159 INFO L130 BoogieDeclarations]: Found specification of procedure __kuid_val [2023-11-24 23:19:15,159 INFO L138 BoogieDeclarations]: Found implementation of procedure __kuid_val [2023-11-24 23:19:15,159 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-24 23:19:15,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-24 23:19:15,159 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_wait_release [2023-11-24 23:19:15,159 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_wait_release [2023-11-24 23:19:15,160 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-24 23:19:15,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-24 23:19:15,160 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_root_ioctl_unlocked [2023-11-24 23:19:15,161 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_root_ioctl_unlocked [2023-11-24 23:19:15,162 INFO L130 BoogieDeclarations]: Found specification of procedure file_inode [2023-11-24 23:19:15,162 INFO L138 BoogieDeclarations]: Found implementation of procedure file_inode [2023-11-24 23:19:15,162 INFO L130 BoogieDeclarations]: Found specification of procedure task_pgrp [2023-11-24 23:19:15,162 INFO L138 BoogieDeclarations]: Found implementation of procedure task_pgrp [2023-11-24 23:19:15,162 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2023-11-24 23:19:15,162 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2023-11-24 23:19:15,162 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_root_compat_ioctl [2023-11-24 23:19:15,163 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_root_compat_ioctl [2023-11-24 23:19:15,163 INFO L130 BoogieDeclarations]: Found specification of procedure read_seqretry [2023-11-24 23:19:15,163 INFO L138 BoogieDeclarations]: Found implementation of procedure read_seqretry [2023-11-24 23:19:15,163 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2023-11-24 23:19:15,163 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2023-11-24 23:19:15,163 INFO L130 BoogieDeclarations]: Found specification of procedure dcache_readdir [2023-11-24 23:19:15,163 INFO L138 BoogieDeclarations]: Found implementation of procedure dcache_readdir [2023-11-24 23:19:15,163 INFO L130 BoogieDeclarations]: Found specification of procedure d_instantiate [2023-11-24 23:19:15,164 INFO L138 BoogieDeclarations]: Found implementation of procedure d_instantiate [2023-11-24 23:19:15,164 INFO L130 BoogieDeclarations]: Found specification of procedure seq_printf [2023-11-24 23:19:15,164 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_printf [2023-11-24 23:19:15,164 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_pipe_mutex_of_autofs_sb_info [2023-11-24 23:19:15,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_pipe_mutex_of_autofs_sb_info [2023-11-24 23:19:15,164 INFO L130 BoogieDeclarations]: Found specification of procedure may_umount_tree [2023-11-24 23:19:15,164 INFO L138 BoogieDeclarations]: Found implementation of procedure may_umount_tree [2023-11-24 23:19:15,164 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2023-11-24 23:19:15,165 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2023-11-24 23:19:15,165 INFO L130 BoogieDeclarations]: Found specification of procedure simple_statfs [2023-11-24 23:19:15,165 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_statfs [2023-11-24 23:19:15,165 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-24 23:19:15,165 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-24 23:19:15,165 INFO L130 BoogieDeclarations]: Found specification of procedure get_task_pid [2023-11-24 23:19:15,165 INFO L138 BoogieDeclarations]: Found implementation of procedure get_task_pid [2023-11-24 23:19:15,165 INFO L130 BoogieDeclarations]: Found specification of procedure path_put [2023-11-24 23:19:15,166 INFO L138 BoogieDeclarations]: Found implementation of procedure path_put [2023-11-24 23:19:15,166 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_mount_busy [2023-11-24 23:19:15,166 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_mount_busy [2023-11-24 23:19:15,166 INFO L130 BoogieDeclarations]: Found specification of procedure d_unhashed [2023-11-24 23:19:15,166 INFO L138 BoogieDeclarations]: Found implementation of procedure d_unhashed [2023-11-24 23:19:15,166 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2023-11-24 23:19:15,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2023-11-24 23:19:15,166 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_kill_sb [2023-11-24 23:19:15,167 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_kill_sb [2023-11-24 23:19:15,167 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:19:15,167 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-24 23:19:15,167 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-24 23:19:15,167 INFO L130 BoogieDeclarations]: Found specification of procedure generic_read_dir [2023-11-24 23:19:15,167 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_read_dir [2023-11-24 23:19:15,167 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2023-11-24 23:19:15,167 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2023-11-24 23:19:15,168 INFO L130 BoogieDeclarations]: Found specification of procedure managed_dentry_set_managed [2023-11-24 23:19:15,168 INFO L138 BoogieDeclarations]: Found implementation of procedure managed_dentry_set_managed [2023-11-24 23:19:15,168 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 23:19:15,168 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2023-11-24 23:19:15,168 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2023-11-24 23:19:15,168 INFO L130 BoogieDeclarations]: Found specification of procedure put_pid [2023-11-24 23:19:15,168 INFO L138 BoogieDeclarations]: Found implementation of procedure put_pid [2023-11-24 23:19:15,168 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2023-11-24 23:19:15,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2023-11-24 23:19:15,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-24 23:19:15,169 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2023-11-24 23:19:15,169 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2023-11-24 23:19:15,169 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-24 23:19:15,169 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-24 23:19:15,169 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-24 23:19:15,169 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-24 23:19:15,170 INFO L130 BoogieDeclarations]: Found specification of procedure find_autofs_mount [2023-11-24 23:19:15,170 INFO L138 BoogieDeclarations]: Found implementation of procedure find_autofs_mount [2023-11-24 23:19:15,170 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2023-11-24 23:19:15,170 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2023-11-24 23:19:15,170 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_or_killable_wq_mutex_of_autofs_sb_info [2023-11-24 23:19:15,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_or_killable_wq_mutex_of_autofs_sb_info [2023-11-24 23:19:15,170 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-24 23:19:15,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-24 23:19:15,171 INFO L130 BoogieDeclarations]: Found specification of procedure dcache_dir_close [2023-11-24 23:19:15,171 INFO L138 BoogieDeclarations]: Found implementation of procedure dcache_dir_close [2023-11-24 23:19:15,171 INFO L130 BoogieDeclarations]: Found specification of procedure ns_of_pid [2023-11-24 23:19:15,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_of_pid [2023-11-24 23:19:15,171 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-24 23:19:15,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-24 23:19:15,171 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2023-11-24 23:19:15,171 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2023-11-24 23:19:15,172 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_clean_ino [2023-11-24 23:19:15,172 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_clean_ino [2023-11-24 23:19:15,172 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_wq_mutex_of_autofs_sb_info [2023-11-24 23:19:15,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_wq_mutex_of_autofs_sb_info [2023-11-24 23:19:15,172 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2023-11-24 23:19:15,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2023-11-24 23:19:15,172 INFO L130 BoogieDeclarations]: Found specification of procedure kern_path_mountpoint [2023-11-24 23:19:15,172 INFO L138 BoogieDeclarations]: Found implementation of procedure kern_path_mountpoint [2023-11-24 23:19:15,173 INFO L130 BoogieDeclarations]: Found specification of procedure get_next_positive_dentry [2023-11-24 23:19:15,173 INFO L138 BoogieDeclarations]: Found implementation of procedure get_next_positive_dentry [2023-11-24 23:19:15,173 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-24 23:19:15,173 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-24 23:19:15,173 INFO L130 BoogieDeclarations]: Found specification of procedure __managed_dentry_set_managed [2023-11-24 23:19:15,173 INFO L138 BoogieDeclarations]: Found implementation of procedure __managed_dentry_set_managed [2023-11-24 23:19:15,173 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2023-11-24 23:19:15,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2023-11-24 23:19:15,218 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_wait [2023-11-24 23:19:15,218 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_wait [2023-11-24 23:19:15,218 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_find_wait [2023-11-24 23:19:15,218 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_find_wait [2023-11-24 23:19:15,219 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2023-11-24 23:19:15,219 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2023-11-24 23:19:15,219 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_exit_autofs4_fs_8_2 [2023-11-24 23:19:15,219 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_exit_autofs4_fs_8_2 [2023-11-24 23:19:15,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:19:15,219 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_dentry_release [2023-11-24 23:19:15,219 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_dentry_release [2023-11-24 23:19:15,219 INFO L130 BoogieDeclarations]: Found specification of procedure task_pgrp_nr [2023-11-24 23:19:15,219 INFO L138 BoogieDeclarations]: Found implementation of procedure task_pgrp_nr [2023-11-24 23:19:15,219 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2023-11-24 23:19:15,219 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2023-11-24 23:19:15,219 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-24 23:19:15,219 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-24 23:19:15,219 INFO L130 BoogieDeclarations]: Found specification of procedure uid_eq [2023-11-24 23:19:15,219 INFO L138 BoogieDeclarations]: Found implementation of procedure uid_eq [2023-11-24 23:19:15,220 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_dir_symlink [2023-11-24 23:19:15,220 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_dir_symlink [2023-11-24 23:19:15,220 INFO L130 BoogieDeclarations]: Found specification of procedure __kgid_val [2023-11-24 23:19:15,220 INFO L138 BoogieDeclarations]: Found implementation of procedure __kgid_val [2023-11-24 23:19:15,220 INFO L130 BoogieDeclarations]: Found specification of procedure lock_acquire [2023-11-24 23:19:15,220 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_acquire [2023-11-24 23:19:15,220 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2023-11-24 23:19:15,220 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2023-11-24 23:19:15,220 INFO L130 BoogieDeclarations]: Found specification of procedure d_mountpoint [2023-11-24 23:19:15,220 INFO L138 BoogieDeclarations]: Found implementation of procedure d_mountpoint [2023-11-24 23:19:15,220 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2023-11-24 23:19:15,220 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2023-11-24 23:19:15,220 INFO L130 BoogieDeclarations]: Found specification of procedure have_submounts [2023-11-24 23:19:15,220 INFO L138 BoogieDeclarations]: Found implementation of procedure have_submounts [2023-11-24 23:19:15,220 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2023-11-24 23:19:15,221 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2023-11-24 23:19:15,221 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2023-11-24 23:19:15,221 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2023-11-24 23:19:15,221 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2023-11-24 23:19:15,221 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2023-11-24 23:19:15,221 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2023-11-24 23:19:15,221 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2023-11-24 23:19:15,221 INFO L130 BoogieDeclarations]: Found specification of procedure autofs_prepare_pipe [2023-11-24 23:19:15,221 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs_prepare_pipe [2023-11-24 23:19:15,221 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-24 23:19:15,221 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-24 23:19:15,221 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_del_active [2023-11-24 23:19:15,221 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_del_active [2023-11-24 23:19:15,221 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-11-24 23:19:15,221 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-11-24 23:19:15,222 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-24 23:19:15,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-24 23:19:15,222 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_nested [2023-11-24 23:19:15,222 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_nested [2023-11-24 23:19:15,222 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2023-11-24 23:19:15,222 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2023-11-24 23:19:15,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:19:15,222 INFO L130 BoogieDeclarations]: Found specification of procedure d_add [2023-11-24 23:19:15,222 INFO L138 BoogieDeclarations]: Found implementation of procedure d_add [2023-11-24 23:19:15,222 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_catatonic_mode [2023-11-24 23:19:15,222 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_catatonic_mode [2023-11-24 23:19:15,222 INFO L130 BoogieDeclarations]: Found specification of procedure gid_eq [2023-11-24 23:19:15,222 INFO L138 BoogieDeclarations]: Found implementation of procedure gid_eq [2023-11-24 23:19:15,222 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-24 23:19:15,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-24 23:19:15,223 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2023-11-24 23:19:15,223 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_relax [2023-11-24 23:19:15,223 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_relax [2023-11-24 23:19:16,549 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:19:16,555 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:19:16,813 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-24 23:19:17,659 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint switch_break: call ULTIMATE.dealloc(~#descriptor~12#1.base, ~#descriptor~12#1.offset);havoc ~#descriptor~12#1.base, ~#descriptor~12#1.offset; [2023-11-24 23:19:26,638 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-11-24 23:19:27,045 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:19:29,648 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:19:29,648 INFO L309 CfgBuilder]: Removed 13 assume(true) statements. [2023-11-24 23:19:29,652 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:19:29 BoogieIcfgContainer [2023-11-24 23:19:29,652 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:19:29,655 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:19:29,655 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:19:29,659 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:19:29,659 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:19:09" (1/3) ... [2023-11-24 23:19:29,661 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79562d10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:19:29, skipping insertion in model container [2023-11-24 23:19:29,661 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:13" (2/3) ... [2023-11-24 23:19:29,661 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79562d10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:19:29, skipping insertion in model container [2023-11-24 23:19:29,662 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:19:29" (3/3) ... [2023-11-24 23:19:29,664 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_fs-autofs4-autofs4.cil.i [2023-11-24 23:19:29,686 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:19:29,686 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2023-11-24 23:19:29,831 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:19:29,838 INFO L357 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, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, 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;@6e18f36f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:19:29,838 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2023-11-24 23:19:29,854 INFO L276 IsEmpty]: Start isEmpty. Operand has 2717 states, 1607 states have (on average 1.3042937149968885) internal successors, (2096), 1655 states have internal predecessors, (2096), 943 states have call successors, (943), 165 states have call predecessors, (943), 164 states have return successors, (932), 926 states have call predecessors, (932), 932 states have call successors, (932) [2023-11-24 23:19:29,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 466 [2023-11-24 23:19:29,914 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:19:29,916 INFO L195 NwaCegarLoop]: trace histogram [45, 44, 44, 44, 44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:19:29,916 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-24 23:19:29,922 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:19:29,922 INFO L85 PathProgramCache]: Analyzing trace with hash 284311666, now seen corresponding path program 1 times [2023-11-24 23:19:29,933 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:19:29,933 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [727419728] [2023-11-24 23:19:29,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:19:29,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:19:30,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:19:31,748 INFO L134 CoverageAnalysis]: Checked inductivity of 7656 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7656 trivial. 0 not checked. [2023-11-24 23:19:31,749 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-24 23:19:31,749 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [727419728] [2023-11-24 23:19:31,750 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [727419728] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:19:31,750 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:19:31,750 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-24 23:19:31,752 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1568189306] [2023-11-24 23:19:31,753 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:19:31,758 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-24 23:19:31,759 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-24 23:19:31,790 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-24 23:19:31,791 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-24 23:19:31,800 INFO L87 Difference]: Start difference. First operand has 2717 states, 1607 states have (on average 1.3042937149968885) internal successors, (2096), 1655 states have internal predecessors, (2096), 943 states have call successors, (943), 165 states have call predecessors, (943), 164 states have return successors, (932), 926 states have call predecessors, (932), 932 states have call successors, (932) Second operand has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 3 states have call successors, (49), 2 states have call predecessors, (49), 1 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) [2023-11-24 23:19:34,421 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 23:19:37,424 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 23:19:39,510 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 23:19:41,513 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 23:19:44,235 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 23:19:46,242 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 23:19:46,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:19:46,724 INFO L93 Difference]: Finished difference Result 7869 states and 11636 transitions. [2023-11-24 23:19:46,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-24 23:19:46,727 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 3 states have call successors, (49), 2 states have call predecessors, (49), 1 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) Word has length 465 [2023-11-24 23:19:46,732 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:19:46,813 INFO L225 Difference]: With dead ends: 7869 [2023-11-24 23:19:46,813 INFO L226 Difference]: Without dead ends: 5225 [2023-11-24 23:19:46,845 INFO L412 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 [2023-11-24 23:19:46,855 INFO L413 NwaCegarLoop]: 3555 mSDtfsCounter, 3734 mSDsluCounter, 3486 mSDsCounter, 0 mSdLazyCounter, 834 mSolverCounterSat, 11 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3734 SdHoareTripleChecker+Valid, 7041 SdHoareTripleChecker+Invalid, 851 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 834 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.4s IncrementalHoareTripleChecker+Time [2023-11-24 23:19:46,857 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3734 Valid, 7041 Invalid, 851 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [11 Valid, 834 Invalid, 6 Unknown, 0 Unchecked, 14.4s Time] [2023-11-24 23:19:46,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5225 states. [2023-11-24 23:19:47,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5225 to 5221. [2023-11-24 23:19:47,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5221 states, 3109 states have (on average 1.2994532003859762) internal successors, (4040), 3199 states have internal predecessors, (4040), 1785 states have call successors, (1785), 325 states have call predecessors, (1785), 324 states have return successors, (1781), 1769 states have call predecessors, (1781), 1781 states have call successors, (1781) [2023-11-24 23:19:47,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5221 states to 5221 states and 7606 transitions. [2023-11-24 23:19:47,404 INFO L78 Accepts]: Start accepts. Automaton has 5221 states and 7606 transitions. Word has length 465 [2023-11-24 23:19:47,410 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:19:47,410 INFO L495 AbstractCegarLoop]: Abstraction has 5221 states and 7606 transitions. [2023-11-24 23:19:47,411 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 3 states have call successors, (49), 2 states have call predecessors, (49), 1 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) [2023-11-24 23:19:47,411 INFO L276 IsEmpty]: Start isEmpty. Operand 5221 states and 7606 transitions. [2023-11-24 23:19:47,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 493 [2023-11-24 23:19:47,577 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:19:47,578 INFO L195 NwaCegarLoop]: trace histogram [45, 44, 44, 44, 44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:19:47,578 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-24 23:19:47,578 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-24 23:19:47,579 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:19:47,579 INFO L85 PathProgramCache]: Analyzing trace with hash -966169776, now seen corresponding path program 1 times [2023-11-24 23:19:47,579 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:19:47,579 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1207509856] [2023-11-24 23:19:47,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:19:47,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:19:47,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:19:48,490 INFO L134 CoverageAnalysis]: Checked inductivity of 7656 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7656 trivial. 0 not checked. [2023-11-24 23:19:48,490 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-24 23:19:48,491 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1207509856] [2023-11-24 23:19:48,491 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1207509856] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:19:48,491 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:19:48,491 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-24 23:19:48,491 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1376534530] [2023-11-24 23:19:48,492 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:19:48,496 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-24 23:19:48,496 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-24 23:19:48,497 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-24 23:19:48,498 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-24 23:19:48,498 INFO L87 Difference]: Start difference. First operand 5221 states and 7606 transitions. Second operand has 3 states, 3 states have (on average 27.666666666666668) internal successors, (83), 3 states have internal predecessors, (83), 3 states have call successors, (56), 2 states have call predecessors, (56), 1 states have return successors, (51), 3 states have call predecessors, (51), 3 states have call successors, (51) [2023-11-24 23:19:50,919 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 23:19:53,968 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.92s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 23:19:56,025 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []