./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 9bd2c7ff 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_75f2cdb1-a9fd-4f41-999d-33fb973a622b/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75f2cdb1-a9fd-4f41-999d-33fb973a622b/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75f2cdb1-a9fd-4f41-999d-33fb973a622b/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75f2cdb1-a9fd-4f41-999d-33fb973a622b/bin/utaipan-verify-t7M7D8N6sZ/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_75f2cdb1-a9fd-4f41-999d-33fb973a622b/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75f2cdb1-a9fd-4f41-999d-33fb973a622b/bin/utaipan-verify-t7M7D8N6sZ --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 0.2.3-dev-9bd2c7f [2023-11-19 04:09:48,876 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:09:49,015 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75f2cdb1-a9fd-4f41-999d-33fb973a622b/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-19 04:09:49,023 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:09:49,024 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:09:49,058 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:09:49,059 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:09:49,060 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:09:49,061 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:09:49,062 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:09:49,063 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:09:49,063 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:09:49,064 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:09:49,065 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 04:09:49,066 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:09:49,067 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:09:49,067 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 04:09:49,068 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 04:09:49,069 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:09:49,070 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 04:09:49,070 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 04:09:49,071 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 04:09:49,072 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:09:49,073 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:09:49,074 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:09:49,074 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:09:49,075 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:09:49,076 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:09:49,076 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:09:49,077 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:09:49,078 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:09:49,078 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:09:49,079 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:09:49,079 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:09:49,080 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:09:49,080 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:09:49,081 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:09:49,081 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 04:09:49,082 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:09:49,082 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:09:49,082 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:09:49,083 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:09:49,083 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_75f2cdb1-a9fd-4f41-999d-33fb973a622b/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75f2cdb1-a9fd-4f41-999d-33fb973a622b/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4035b79a2162ba317b65ff4b4b50beff318d26f8217214f4a55e9e0e820898d1 [2023-11-19 04:09:49,403 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:09:49,450 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:09:49,454 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:09:49,455 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:09:49,456 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:09:49,458 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75f2cdb1-a9fd-4f41-999d-33fb973a622b/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_fs-autofs4-autofs4.cil.i [2023-11-19 04:09:53,076 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:09:54,019 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:09:54,021 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75f2cdb1-a9fd-4f41-999d-33fb973a622b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_fs-autofs4-autofs4.cil.i [2023-11-19 04:09:54,124 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75f2cdb1-a9fd-4f41-999d-33fb973a622b/bin/utaipan-verify-t7M7D8N6sZ/data/ce9535029/9fb0a62565254d3d92a098059e2b3772/FLAG07db76e42 [2023-11-19 04:09:54,146 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75f2cdb1-a9fd-4f41-999d-33fb973a622b/bin/utaipan-verify-t7M7D8N6sZ/data/ce9535029/9fb0a62565254d3d92a098059e2b3772 [2023-11-19 04:09:54,155 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:09:54,160 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:09:54,163 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:09:54,164 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:09:54,170 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:09:54,171 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:09:54" (1/1) ... [2023-11-19 04:09:54,172 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72862c46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:54, skipping insertion in model container [2023-11-19 04:09:54,173 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:09:54" (1/1) ... [2023-11-19 04:09:54,453 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:09:58,593 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_75f2cdb1-a9fd-4f41-999d-33fb973a622b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_fs-autofs4-autofs4.cil.i[387172,387185] [2023-11-19 04:09:58,600 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_75f2cdb1-a9fd-4f41-999d-33fb973a622b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_fs-autofs4-autofs4.cil.i[387338,387351] [2023-11-19 04:09:58,601 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_75f2cdb1-a9fd-4f41-999d-33fb973a622b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_fs-autofs4-autofs4.cil.i[387502,387515] [2023-11-19 04:09:58,602 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_75f2cdb1-a9fd-4f41-999d-33fb973a622b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_fs-autofs4-autofs4.cil.i[387667,387680] [2023-11-19 04:09:58,657 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:09:58,724 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:09:58,925 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [6022] [2023-11-19 04:09:58,927 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [6025] [2023-11-19 04:09:58,928 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [6028] [2023-11-19 04:09:58,928 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [6031] [2023-11-19 04:09:58,977 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] [2023-11-19 04:09:58,977 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] [2023-11-19 04:09:58,978 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [7032] [2023-11-19 04:09:59,029 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] [2023-11-19 04:09:59,047 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] [2023-11-19 04:09:59,050 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] [2023-11-19 04:09:59,051 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] [2023-11-19 04:09:59,052 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] [2023-11-19 04:09:59,052 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] [2023-11-19 04:09:59,053 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] [2023-11-19 04:09:59,053 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] [2023-11-19 04:09:59,054 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] [2023-11-19 04:09:59,055 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] [2023-11-19 04:09:59,055 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] [2023-11-19 04:09:59,056 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] [2023-11-19 04:09:59,056 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] [2023-11-19 04:09:59,056 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] [2023-11-19 04:09:59,058 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] [2023-11-19 04:09:59,058 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] [2023-11-19 04:09:59,058 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] [2023-11-19 04:09:59,059 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] [2023-11-19 04:09:59,059 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] [2023-11-19 04:09:59,060 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] [2023-11-19 04:09:59,060 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] [2023-11-19 04:09:59,061 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] [2023-11-19 04:09:59,061 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] [2023-11-19 04:09:59,115 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] [2023-11-19 04:09:59,117 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] [2023-11-19 04:09:59,118 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] [2023-11-19 04:09:59,118 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] [2023-11-19 04:09:59,118 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] [2023-11-19 04:09:59,119 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] [2023-11-19 04:09:59,147 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [9530] [2023-11-19 04:09:59,147 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [9533] [2023-11-19 04:09:59,150 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [9536] [2023-11-19 04:09:59,151 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [9539] [2023-11-19 04:09:59,153 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] [2023-11-19 04:09:59,153 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] [2023-11-19 04:09:59,155 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] [2023-11-19 04:09:59,155 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] [2023-11-19 04:09:59,156 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] [2023-11-19 04:09:59,157 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] [2023-11-19 04:09:59,158 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; nop": : : "memory"); [9674] [2023-11-19 04:09:59,159 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] [2023-11-19 04:09:59,160 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& kernel_stack)); [9746] [2023-11-19 04:09:59,161 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& kernel_stack)); [9749] [2023-11-19 04:09:59,161 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& kernel_stack)); [9752] [2023-11-19 04:09:59,162 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& kernel_stack)); [9755] [2023-11-19 04:09:59,164 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%P0": "+m" (__preempt_count)); [9794] [2023-11-19 04:09:59,164 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decb %%gs:%P0": "+m" (__preempt_count)); [9797] [2023-11-19 04:09:59,164 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addb %1, %%gs:%P0": "+m" (__preempt_count): "qi" (val)); [9799] [2023-11-19 04:09:59,165 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%P0": "+m" (__preempt_count)); [9804] [2023-11-19 04:09:59,166 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decw %%gs:%P0": "+m" (__preempt_count)); [9807] [2023-11-19 04:09:59,167 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addw %1, %%gs:%P0": "+m" (__preempt_count): "ri" (val)); [9809] [2023-11-19 04:09:59,167 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%P0": "+m" (__preempt_count)); [9814] [2023-11-19 04:09:59,168 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decl %%gs:%P0": "+m" (__preempt_count)); [9817] [2023-11-19 04:09:59,169 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addl %1, %%gs:%P0": "+m" (__preempt_count): "ri" (val)); [9819] [2023-11-19 04:09:59,170 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%P0": "+m" (__preempt_count)); [9824] [2023-11-19 04:09:59,170 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decq %%gs:%P0": "+m" (__preempt_count)); [9827] [2023-11-19 04:09:59,170 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addq %1, %%gs:%P0": "+m" (__preempt_count): "re" (val)); [9829] [2023-11-19 04:09:59,171 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%P0": "+m" (__preempt_count)); [9867] [2023-11-19 04:09:59,172 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decb %%gs:%P0": "+m" (__preempt_count)); [9870] [2023-11-19 04:09:59,172 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addb %1, %%gs:%P0": "+m" (__preempt_count): "qi" (- val)); [9872] [2023-11-19 04:09:59,173 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%P0": "+m" (__preempt_count)); [9877] [2023-11-19 04:09:59,173 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decw %%gs:%P0": "+m" (__preempt_count)); [9880] [2023-11-19 04:09:59,174 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addw %1, %%gs:%P0": "+m" (__preempt_count): "ri" (- val)); [9882] [2023-11-19 04:09:59,174 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%P0": "+m" (__preempt_count)); [9887] [2023-11-19 04:09:59,175 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decl %%gs:%P0": "+m" (__preempt_count)); [9890] [2023-11-19 04:09:59,176 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addl %1, %%gs:%P0": "+m" (__preempt_count): "ri" (- val)); [9892] [2023-11-19 04:09:59,176 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%P0": "+m" (__preempt_count)); [9897] [2023-11-19 04:09:59,177 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decq %%gs:%P0": "+m" (__preempt_count)); [9900] [2023-11-19 04:09:59,178 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addq %1, %%gs:%P0": "+m" (__preempt_count): "re" (- val)); [9902] [2023-11-19 04:09:59,181 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [9986] [2023-11-19 04:09:59,182 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [10017] [2023-11-19 04:09:59,184 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [10052] [2023-11-19 04:09:59,184 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [10061] [2023-11-19 04:09:59,317 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] [2023-11-19 04:09:59,320 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [12502] [2023-11-19 04:09:59,320 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [12505] [2023-11-19 04:09:59,320 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [12508] [2023-11-19 04:09:59,321 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [12511] [2023-11-19 04:09:59,403 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_75f2cdb1-a9fd-4f41-999d-33fb973a622b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_fs-autofs4-autofs4.cil.i[387172,387185] [2023-11-19 04:09:59,404 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_75f2cdb1-a9fd-4f41-999d-33fb973a622b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_fs-autofs4-autofs4.cil.i[387338,387351] [2023-11-19 04:09:59,405 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_75f2cdb1-a9fd-4f41-999d-33fb973a622b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_fs-autofs4-autofs4.cil.i[387502,387515] [2023-11-19 04:09:59,406 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_75f2cdb1-a9fd-4f41-999d-33fb973a622b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_fs-autofs4-autofs4.cil.i[387667,387680] [2023-11-19 04:09:59,418 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:09:59,763 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:09:59,764 WARN L675 CHandler]: The function strncpy is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:09:59,764 WARN L675 CHandler]: The function memchr is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:09:59,764 WARN L675 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:09:59,764 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:09:59,775 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:09:59,776 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:59 WrapperNode [2023-11-19 04:09:59,776 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:09:59,778 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:09:59,779 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:09:59,780 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:09:59,791 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:59" (1/1) ... [2023-11-19 04:09:59,991 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:59" (1/1) ... [2023-11-19 04:10:00,454 INFO L138 Inliner]: procedures = 518, calls = 3839, calls flagged for inlining = 278, calls inlined = 255, statements flattened = 9579 [2023-11-19 04:10:00,456 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:10:00,457 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:10:00,457 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:10:00,457 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:10:00,483 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:59" (1/1) ... [2023-11-19 04:10:00,483 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:59" (1/1) ... [2023-11-19 04:10:00,611 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:59" (1/1) ... [2023-11-19 04:10:00,611 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:59" (1/1) ... [2023-11-19 04:10:00,841 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:59" (1/1) ... [2023-11-19 04:10:00,869 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:59" (1/1) ... [2023-11-19 04:10:00,955 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:59" (1/1) ... [2023-11-19 04:10:00,984 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:59" (1/1) ... [2023-11-19 04:10:01,041 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:10:01,043 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:10:01,043 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:10:01,043 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:10:01,044 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:59" (1/1) ... [2023-11-19 04:10:01,052 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:10:01,064 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75f2cdb1-a9fd-4f41-999d-33fb973a622b/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:10:01,081 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75f2cdb1-a9fd-4f41-999d-33fb973a622b/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:10:01,105 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75f2cdb1-a9fd-4f41-999d-33fb973a622b/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:10:01,139 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_evict_inode [2023-11-19 04:10:01,139 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_evict_inode [2023-11-19 04:10:01,140 INFO L130 BoogieDeclarations]: Found specification of procedure dput [2023-11-19 04:10:01,140 INFO L138 BoogieDeclarations]: Found implementation of procedure dput [2023-11-19 04:10:01,140 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-19 04:10:01,140 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-19 04:10:01,140 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_dir_unlink [2023-11-19 04:10:01,140 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_dir_unlink [2023-11-19 04:10:01,140 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_wq_mutex_of_autofs_sb_info [2023-11-19 04:10:01,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_wq_mutex_of_autofs_sb_info [2023-11-19 04:10:01,141 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_get_inode [2023-11-19 04:10:01,141 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_get_inode [2023-11-19 04:10:01,141 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2023-11-19 04:10:01,142 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2023-11-19 04:10:01,142 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-19 04:10:01,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-19 04:10:01,142 INFO L130 BoogieDeclarations]: Found specification of procedure dcache_dir_lseek [2023-11-19 04:10:01,142 INFO L138 BoogieDeclarations]: Found implementation of procedure dcache_dir_lseek [2023-11-19 04:10:01,143 INFO L130 BoogieDeclarations]: Found specification of procedure do_expire_wait [2023-11-19 04:10:01,143 INFO L138 BoogieDeclarations]: Found implementation of procedure do_expire_wait [2023-11-19 04:10:01,143 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2023-11-19 04:10:01,143 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2023-11-19 04:10:01,143 INFO L130 BoogieDeclarations]: Found specification of procedure dget [2023-11-19 04:10:01,143 INFO L138 BoogieDeclarations]: Found implementation of procedure dget [2023-11-19 04:10:01,144 INFO L130 BoogieDeclarations]: Found specification of procedure lock_release [2023-11-19 04:10:01,145 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_release [2023-11-19 04:10:01,145 INFO L130 BoogieDeclarations]: Found specification of procedure current_kernel_time [2023-11-19 04:10:01,145 INFO L138 BoogieDeclarations]: Found implementation of procedure current_kernel_time [2023-11-19 04:10:01,145 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_expire_indirect [2023-11-19 04:10:01,145 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_expire_indirect [2023-11-19 04:10:01,145 INFO L130 BoogieDeclarations]: Found specification of procedure new_encode_dev [2023-11-19 04:10:01,145 INFO L138 BoogieDeclarations]: Found implementation of procedure new_encode_dev [2023-11-19 04:10:01,146 INFO L130 BoogieDeclarations]: Found specification of procedure managed_dentry_clear_managed [2023-11-19 04:10:01,146 INFO L138 BoogieDeclarations]: Found implementation of procedure managed_dentry_clear_managed [2023-11-19 04:10:01,146 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-19 04:10:01,146 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-19 04:10:01,146 INFO L130 BoogieDeclarations]: Found specification of procedure from_kgid_munged [2023-11-19 04:10:01,147 INFO L138 BoogieDeclarations]: Found implementation of procedure from_kgid_munged [2023-11-19 04:10:01,147 INFO L130 BoogieDeclarations]: Found specification of procedure follow_down_one [2023-11-19 04:10:01,147 INFO L138 BoogieDeclarations]: Found implementation of procedure follow_down_one [2023-11-19 04:10:01,147 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_show_options [2023-11-19 04:10:01,148 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_show_options [2023-11-19 04:10:01,148 INFO L130 BoogieDeclarations]: Found specification of procedure __autofs4_add_expiring [2023-11-19 04:10:01,148 INFO L138 BoogieDeclarations]: Found implementation of procedure __autofs4_add_expiring [2023-11-19 04:10:01,149 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-11-19 04:10:01,149 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-19 04:10:01,149 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_expire_wait [2023-11-19 04:10:01,149 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_expire_wait [2023-11-19 04:10:01,149 INFO L130 BoogieDeclarations]: Found specification of procedure autofs_dev_ioctl [2023-11-19 04:10:01,149 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs_dev_ioctl [2023-11-19 04:10:01,149 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-19 04:10:01,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-19 04:10:01,150 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2023-11-19 04:10:01,151 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2023-11-19 04:10:01,154 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-19 04:10:01,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-19 04:10:01,154 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2023-11-19 04:10:01,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2023-11-19 04:10:01,155 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-19 04:10:01,156 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-19 04:10:01,157 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:10:01,157 INFO L130 BoogieDeclarations]: Found specification of procedure d_count [2023-11-19 04:10:01,157 INFO L138 BoogieDeclarations]: Found implementation of procedure d_count [2023-11-19 04:10:01,163 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2023-11-19 04:10:01,163 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2023-11-19 04:10:01,163 INFO L130 BoogieDeclarations]: Found specification of procedure get_current___4 [2023-11-19 04:10:01,163 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current___4 [2023-11-19 04:10:01,164 INFO L130 BoogieDeclarations]: Found specification of procedure get_current___2 [2023-11-19 04:10:01,164 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current___2 [2023-11-19 04:10:01,164 INFO L130 BoogieDeclarations]: Found specification of procedure from_kuid_munged [2023-11-19 04:10:01,164 INFO L138 BoogieDeclarations]: Found implementation of procedure from_kuid_munged [2023-11-19 04:10:01,164 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2023-11-19 04:10:01,164 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2023-11-19 04:10:01,164 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-11-19 04:10:01,164 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-11-19 04:10:01,165 INFO L130 BoogieDeclarations]: Found specification of procedure fput [2023-11-19 04:10:01,165 INFO L138 BoogieDeclarations]: Found implementation of procedure fput [2023-11-19 04:10:01,165 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_oz_mode [2023-11-19 04:10:01,165 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_oz_mode [2023-11-19 04:10:01,165 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_do_expire_multi [2023-11-19 04:10:01,165 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_do_expire_multi [2023-11-19 04:10:01,165 INFO L130 BoogieDeclarations]: Found specification of procedure __task_pid_nr_ns [2023-11-19 04:10:01,165 INFO L138 BoogieDeclarations]: Found implementation of procedure __task_pid_nr_ns [2023-11-19 04:10:01,166 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-19 04:10:01,166 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-19 04:10:01,166 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_sbi [2023-11-19 04:10:01,166 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_sbi [2023-11-19 04:10:01,166 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-19 04:10:01,166 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2023-11-19 04:10:01,166 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2023-11-19 04:10:01,167 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_new_ino [2023-11-19 04:10:01,167 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_new_ino [2023-11-19 04:10:01,167 INFO L130 BoogieDeclarations]: Found specification of procedure simple_empty [2023-11-19 04:10:01,167 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_empty [2023-11-19 04:10:01,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-19 04:10:01,167 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-19 04:10:01,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-19 04:10:01,167 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_can_expire [2023-11-19 04:10:01,168 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_can_expire [2023-11-19 04:10:01,168 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_dentry_ino [2023-11-19 04:10:01,168 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_dentry_ino [2023-11-19 04:10:01,168 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:10:01,168 INFO L130 BoogieDeclarations]: Found specification of procedure fget [2023-11-19 04:10:01,168 INFO L138 BoogieDeclarations]: Found implementation of procedure fget [2023-11-19 04:10:01,168 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_dir_open [2023-11-19 04:10:01,169 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_dir_open [2023-11-19 04:10:01,169 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-19 04:10:01,169 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-19 04:10:01,169 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_dir_rmdir [2023-11-19 04:10:01,169 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_dir_rmdir [2023-11-19 04:10:01,169 INFO L130 BoogieDeclarations]: Found specification of procedure may_umount [2023-11-19 04:10:01,169 INFO L138 BoogieDeclarations]: Found implementation of procedure may_umount [2023-11-19 04:10:01,169 INFO L130 BoogieDeclarations]: Found specification of procedure autofs_dev_ioctl_exit [2023-11-19 04:10:01,170 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs_dev_ioctl_exit [2023-11-19 04:10:01,170 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2023-11-19 04:10:01,170 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2023-11-19 04:10:01,170 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-19 04:10:01,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-19 04:10:01,170 INFO L130 BoogieDeclarations]: Found specification of procedure dcache_dir_open [2023-11-19 04:10:01,170 INFO L138 BoogieDeclarations]: Found implementation of procedure dcache_dir_open [2023-11-19 04:10:01,171 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2023-11-19 04:10:01,171 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2023-11-19 04:10:01,171 INFO L130 BoogieDeclarations]: Found specification of procedure clear_nlink [2023-11-19 04:10:01,171 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_nlink [2023-11-19 04:10:01,171 INFO L130 BoogieDeclarations]: Found specification of procedure autofs_type_trigger [2023-11-19 04:10:01,171 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs_type_trigger [2023-11-19 04:10:01,171 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 04:10:01,171 INFO L130 BoogieDeclarations]: Found specification of procedure compat_ptr [2023-11-19 04:10:01,172 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_ptr [2023-11-19 04:10:01,172 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2023-11-19 04:10:01,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2023-11-19 04:10:01,172 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2023-11-19 04:10:01,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2023-11-19 04:10:01,172 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2023-11-19 04:10:01,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2023-11-19 04:10:01,173 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2023-11-19 04:10:01,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2023-11-19 04:10:01,173 INFO L130 BoogieDeclarations]: Found specification of procedure memchr [2023-11-19 04:10:01,173 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2023-11-19 04:10:01,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2023-11-19 04:10:01,173 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:10:01,173 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-19 04:10:01,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-19 04:10:01,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 04:10:01,174 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-19 04:10:01,174 INFO L130 BoogieDeclarations]: Found specification of procedure simple_positive [2023-11-19 04:10:01,174 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_positive [2023-11-19 04:10:01,174 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2023-11-19 04:10:01,174 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2023-11-19 04:10:01,174 INFO L130 BoogieDeclarations]: Found specification of procedure path_get [2023-11-19 04:10:01,175 INFO L138 BoogieDeclarations]: Found implementation of procedure path_get [2023-11-19 04:10:01,175 INFO L130 BoogieDeclarations]: Found specification of procedure dget_dlock [2023-11-19 04:10:01,175 INFO L138 BoogieDeclarations]: Found implementation of procedure dget_dlock [2023-11-19 04:10:01,178 INFO L130 BoogieDeclarations]: Found specification of procedure d_lookup [2023-11-19 04:10:01,178 INFO L138 BoogieDeclarations]: Found implementation of procedure d_lookup [2023-11-19 04:10:01,178 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2023-11-19 04:10:01,178 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2023-11-19 04:10:01,179 INFO L130 BoogieDeclarations]: Found specification of procedure recalc_sigpending [2023-11-19 04:10:01,179 INFO L138 BoogieDeclarations]: Found implementation of procedure recalc_sigpending [2023-11-19 04:10:01,179 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2023-11-19 04:10:01,179 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2023-11-19 04:10:01,179 INFO L130 BoogieDeclarations]: Found specification of procedure d_drop [2023-11-19 04:10:01,179 INFO L138 BoogieDeclarations]: Found implementation of procedure d_drop [2023-11-19 04:10:01,179 INFO L130 BoogieDeclarations]: Found specification of procedure autofs_mount [2023-11-19 04:10:01,180 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs_mount [2023-11-19 04:10:01,180 INFO L130 BoogieDeclarations]: Found specification of procedure autofs_type_indirect [2023-11-19 04:10:01,180 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs_type_indirect [2023-11-19 04:10:01,180 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:10:01,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:10:01,180 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_mount_wait [2023-11-19 04:10:01,180 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_mount_wait [2023-11-19 04:10:01,180 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-11-19 04:10:01,181 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-11-19 04:10:01,181 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_root_ioctl [2023-11-19 04:10:01,181 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_root_ioctl [2023-11-19 04:10:01,181 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2023-11-19 04:10:01,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2023-11-19 04:10:01,181 INFO L130 BoogieDeclarations]: Found specification of procedure complete_all [2023-11-19 04:10:01,181 INFO L138 BoogieDeclarations]: Found implementation of procedure complete_all [2023-11-19 04:10:01,182 INFO L130 BoogieDeclarations]: Found specification of procedure __kuid_val [2023-11-19 04:10:01,183 INFO L138 BoogieDeclarations]: Found implementation of procedure __kuid_val [2023-11-19 04:10:01,187 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-19 04:10:01,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-19 04:10:01,188 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_wait_release [2023-11-19 04:10:01,188 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_wait_release [2023-11-19 04:10:01,188 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-19 04:10:01,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-19 04:10:01,188 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_root_ioctl_unlocked [2023-11-19 04:10:01,188 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_root_ioctl_unlocked [2023-11-19 04:10:01,188 INFO L130 BoogieDeclarations]: Found specification of procedure file_inode [2023-11-19 04:10:01,189 INFO L138 BoogieDeclarations]: Found implementation of procedure file_inode [2023-11-19 04:10:01,190 INFO L130 BoogieDeclarations]: Found specification of procedure task_pgrp [2023-11-19 04:10:01,190 INFO L138 BoogieDeclarations]: Found implementation of procedure task_pgrp [2023-11-19 04:10:01,190 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2023-11-19 04:10:01,190 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2023-11-19 04:10:01,190 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_root_compat_ioctl [2023-11-19 04:10:01,190 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_root_compat_ioctl [2023-11-19 04:10:01,190 INFO L130 BoogieDeclarations]: Found specification of procedure read_seqretry [2023-11-19 04:10:01,190 INFO L138 BoogieDeclarations]: Found implementation of procedure read_seqretry [2023-11-19 04:10:01,191 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2023-11-19 04:10:01,191 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2023-11-19 04:10:01,191 INFO L130 BoogieDeclarations]: Found specification of procedure dcache_readdir [2023-11-19 04:10:01,191 INFO L138 BoogieDeclarations]: Found implementation of procedure dcache_readdir [2023-11-19 04:10:01,191 INFO L130 BoogieDeclarations]: Found specification of procedure d_instantiate [2023-11-19 04:10:01,191 INFO L138 BoogieDeclarations]: Found implementation of procedure d_instantiate [2023-11-19 04:10:01,191 INFO L130 BoogieDeclarations]: Found specification of procedure seq_printf [2023-11-19 04:10:01,192 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_printf [2023-11-19 04:10:01,192 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_pipe_mutex_of_autofs_sb_info [2023-11-19 04:10:01,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_pipe_mutex_of_autofs_sb_info [2023-11-19 04:10:01,192 INFO L130 BoogieDeclarations]: Found specification of procedure may_umount_tree [2023-11-19 04:10:01,192 INFO L138 BoogieDeclarations]: Found implementation of procedure may_umount_tree [2023-11-19 04:10:01,192 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2023-11-19 04:10:01,192 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2023-11-19 04:10:01,193 INFO L130 BoogieDeclarations]: Found specification of procedure simple_statfs [2023-11-19 04:10:01,193 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_statfs [2023-11-19 04:10:01,193 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 04:10:01,193 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 04:10:01,193 INFO L130 BoogieDeclarations]: Found specification of procedure get_task_pid [2023-11-19 04:10:01,193 INFO L138 BoogieDeclarations]: Found implementation of procedure get_task_pid [2023-11-19 04:10:01,193 INFO L130 BoogieDeclarations]: Found specification of procedure path_put [2023-11-19 04:10:01,193 INFO L138 BoogieDeclarations]: Found implementation of procedure path_put [2023-11-19 04:10:01,194 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_mount_busy [2023-11-19 04:10:01,194 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_mount_busy [2023-11-19 04:10:01,194 INFO L130 BoogieDeclarations]: Found specification of procedure d_unhashed [2023-11-19 04:10:01,194 INFO L138 BoogieDeclarations]: Found implementation of procedure d_unhashed [2023-11-19 04:10:01,194 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2023-11-19 04:10:01,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2023-11-19 04:10:01,194 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_kill_sb [2023-11-19 04:10:01,195 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_kill_sb [2023-11-19 04:10:01,195 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:10:01,195 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-19 04:10:01,195 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-19 04:10:01,195 INFO L130 BoogieDeclarations]: Found specification of procedure generic_read_dir [2023-11-19 04:10:01,195 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_read_dir [2023-11-19 04:10:01,195 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2023-11-19 04:10:01,196 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2023-11-19 04:10:01,196 INFO L130 BoogieDeclarations]: Found specification of procedure managed_dentry_set_managed [2023-11-19 04:10:01,196 INFO L138 BoogieDeclarations]: Found implementation of procedure managed_dentry_set_managed [2023-11-19 04:10:01,196 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 04:10:01,196 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2023-11-19 04:10:01,196 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2023-11-19 04:10:01,196 INFO L130 BoogieDeclarations]: Found specification of procedure put_pid [2023-11-19 04:10:01,196 INFO L138 BoogieDeclarations]: Found implementation of procedure put_pid [2023-11-19 04:10:01,197 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2023-11-19 04:10:01,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2023-11-19 04:10:01,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 04:10:01,197 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2023-11-19 04:10:01,197 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2023-11-19 04:10:01,197 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-19 04:10:01,197 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-19 04:10:01,198 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-19 04:10:01,198 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-19 04:10:01,198 INFO L130 BoogieDeclarations]: Found specification of procedure find_autofs_mount [2023-11-19 04:10:01,198 INFO L138 BoogieDeclarations]: Found implementation of procedure find_autofs_mount [2023-11-19 04:10:01,199 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2023-11-19 04:10:01,199 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2023-11-19 04:10:01,199 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_or_killable_wq_mutex_of_autofs_sb_info [2023-11-19 04:10:01,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_or_killable_wq_mutex_of_autofs_sb_info [2023-11-19 04:10:01,200 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-19 04:10:01,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-19 04:10:01,200 INFO L130 BoogieDeclarations]: Found specification of procedure dcache_dir_close [2023-11-19 04:10:01,200 INFO L138 BoogieDeclarations]: Found implementation of procedure dcache_dir_close [2023-11-19 04:10:01,200 INFO L130 BoogieDeclarations]: Found specification of procedure ns_of_pid [2023-11-19 04:10:01,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_of_pid [2023-11-19 04:10:01,200 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-19 04:10:01,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-19 04:10:01,201 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2023-11-19 04:10:01,201 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2023-11-19 04:10:01,201 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_clean_ino [2023-11-19 04:10:01,201 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_clean_ino [2023-11-19 04:10:01,201 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_wq_mutex_of_autofs_sb_info [2023-11-19 04:10:01,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_wq_mutex_of_autofs_sb_info [2023-11-19 04:10:01,201 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2023-11-19 04:10:01,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2023-11-19 04:10:01,202 INFO L130 BoogieDeclarations]: Found specification of procedure kern_path_mountpoint [2023-11-19 04:10:01,202 INFO L138 BoogieDeclarations]: Found implementation of procedure kern_path_mountpoint [2023-11-19 04:10:01,202 INFO L130 BoogieDeclarations]: Found specification of procedure get_next_positive_dentry [2023-11-19 04:10:01,202 INFO L138 BoogieDeclarations]: Found implementation of procedure get_next_positive_dentry [2023-11-19 04:10:01,202 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-19 04:10:01,202 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-19 04:10:01,203 INFO L130 BoogieDeclarations]: Found specification of procedure __managed_dentry_set_managed [2023-11-19 04:10:01,203 INFO L138 BoogieDeclarations]: Found implementation of procedure __managed_dentry_set_managed [2023-11-19 04:10:01,203 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2023-11-19 04:10:01,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2023-11-19 04:10:01,203 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_wait [2023-11-19 04:10:01,203 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_wait [2023-11-19 04:10:01,203 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_find_wait [2023-11-19 04:10:01,204 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_find_wait [2023-11-19 04:10:01,204 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2023-11-19 04:10:01,204 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2023-11-19 04:10:01,204 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_exit_autofs4_fs_8_2 [2023-11-19 04:10:01,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_exit_autofs4_fs_8_2 [2023-11-19 04:10:01,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:10:01,204 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_dentry_release [2023-11-19 04:10:01,204 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_dentry_release [2023-11-19 04:10:01,205 INFO L130 BoogieDeclarations]: Found specification of procedure task_pgrp_nr [2023-11-19 04:10:01,205 INFO L138 BoogieDeclarations]: Found implementation of procedure task_pgrp_nr [2023-11-19 04:10:01,205 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2023-11-19 04:10:01,205 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2023-11-19 04:10:01,205 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-19 04:10:01,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-19 04:10:01,205 INFO L130 BoogieDeclarations]: Found specification of procedure uid_eq [2023-11-19 04:10:01,206 INFO L138 BoogieDeclarations]: Found implementation of procedure uid_eq [2023-11-19 04:10:01,206 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_dir_symlink [2023-11-19 04:10:01,206 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_dir_symlink [2023-11-19 04:10:01,206 INFO L130 BoogieDeclarations]: Found specification of procedure __kgid_val [2023-11-19 04:10:01,206 INFO L138 BoogieDeclarations]: Found implementation of procedure __kgid_val [2023-11-19 04:10:01,206 INFO L130 BoogieDeclarations]: Found specification of procedure lock_acquire [2023-11-19 04:10:01,206 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_acquire [2023-11-19 04:10:01,207 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2023-11-19 04:10:01,207 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2023-11-19 04:10:01,207 INFO L130 BoogieDeclarations]: Found specification of procedure d_mountpoint [2023-11-19 04:10:01,207 INFO L138 BoogieDeclarations]: Found implementation of procedure d_mountpoint [2023-11-19 04:10:01,207 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2023-11-19 04:10:01,207 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2023-11-19 04:10:01,207 INFO L130 BoogieDeclarations]: Found specification of procedure have_submounts [2023-11-19 04:10:01,207 INFO L138 BoogieDeclarations]: Found implementation of procedure have_submounts [2023-11-19 04:10:01,208 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2023-11-19 04:10:01,208 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2023-11-19 04:10:01,208 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2023-11-19 04:10:01,208 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2023-11-19 04:10:01,208 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2023-11-19 04:10:01,208 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2023-11-19 04:10:01,208 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2023-11-19 04:10:01,209 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2023-11-19 04:10:01,209 INFO L130 BoogieDeclarations]: Found specification of procedure autofs_prepare_pipe [2023-11-19 04:10:01,209 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs_prepare_pipe [2023-11-19 04:10:01,209 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-19 04:10:01,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-19 04:10:01,209 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_del_active [2023-11-19 04:10:01,209 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_del_active [2023-11-19 04:10:01,209 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-11-19 04:10:01,210 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-11-19 04:10:01,210 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-19 04:10:01,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-19 04:10:01,210 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_nested [2023-11-19 04:10:01,210 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_nested [2023-11-19 04:10:01,210 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2023-11-19 04:10:01,210 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2023-11-19 04:10:01,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:10:01,211 INFO L130 BoogieDeclarations]: Found specification of procedure d_add [2023-11-19 04:10:01,211 INFO L138 BoogieDeclarations]: Found implementation of procedure d_add [2023-11-19 04:10:01,211 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_catatonic_mode [2023-11-19 04:10:01,211 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_catatonic_mode [2023-11-19 04:10:01,211 INFO L130 BoogieDeclarations]: Found specification of procedure gid_eq [2023-11-19 04:10:01,211 INFO L138 BoogieDeclarations]: Found implementation of procedure gid_eq [2023-11-19 04:10:01,212 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-19 04:10:01,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-19 04:10:01,212 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2023-11-19 04:10:01,212 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_relax [2023-11-19 04:10:01,212 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_relax [2023-11-19 04:10:02,764 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:10:02,771 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:10:03,164 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-19 04:10:04,182 INFO L767 $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; [2023-11-19 04:10:14,905 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-11-19 04:10:15,376 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:10:19,427 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:10:19,427 INFO L302 CfgBuilder]: Removed 13 assume(true) statements. [2023-11-19 04:10:19,452 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:10:19 BoogieIcfgContainer [2023-11-19 04:10:19,452 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:10:19,457 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:10:19,457 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:10:19,461 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:10:19,461 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:09:54" (1/3) ... [2023-11-19 04:10:19,462 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@446b91c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:10:19, skipping insertion in model container [2023-11-19 04:10:19,462 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:59" (2/3) ... [2023-11-19 04:10:19,464 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@446b91c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:10:19, skipping insertion in model container [2023-11-19 04:10:19,464 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:10:19" (3/3) ... [2023-11-19 04:10:19,465 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_fs-autofs4-autofs4.cil.i [2023-11-19 04:10:19,490 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:10:19,490 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2023-11-19 04:10:19,663 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 04:10:19,678 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;@69f72f9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 04:10:19,678 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2023-11-19 04:10:19,701 INFO L276 IsEmpty]: Start isEmpty. Operand has 2715 states, 1605 states have (on average 1.3046728971962618) internal successors, (2094), 1655 states have internal predecessors, (2094), 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) [2023-11-19 04:10:19,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 466 [2023-11-19 04:10:19,772 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:10:19,774 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] [2023-11-19 04:10:19,775 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)] === [2023-11-19 04:10:19,781 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:10:19,781 INFO L85 PathProgramCache]: Analyzing trace with hash 2141020140, now seen corresponding path program 1 times [2023-11-19 04:10:19,794 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 04:10:19,794 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1060455054] [2023-11-19 04:10:19,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:10:19,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:10:20,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:10:21,799 INFO L134 CoverageAnalysis]: Checked inductivity of 7656 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7656 trivial. 0 not checked. [2023-11-19 04:10:21,800 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-19 04:10:21,800 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1060455054] [2023-11-19 04:10:21,801 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1060455054] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:10:21,801 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:10:21,802 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 04:10:21,803 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1085539866] [2023-11-19 04:10:21,805 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:10:21,813 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 04:10:21,813 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-19 04:10:21,857 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 04:10:21,858 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 04:10:21,869 INFO L87 Difference]: Start difference. First operand has 2715 states, 1605 states have (on average 1.3046728971962618) internal successors, (2094), 1655 states have internal predecessors, (2094), 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) [2023-11-19 04:10:24,608 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 [] [2023-11-19 04:10:27,596 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 04:10:29,681 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 04:10:31,687 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 04:10:34,465 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 04:10:36,471 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 [] [2023-11-19 04:10:37,107 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:10:37,108 INFO L93 Difference]: Finished difference Result 7863 states and 11630 transitions. [2023-11-19 04:10:37,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 04:10:37,111 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 [2023-11-19 04:10:37,116 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:10:37,207 INFO L225 Difference]: With dead ends: 7863 [2023-11-19 04:10:37,208 INFO L226 Difference]: Without dead ends: 5221 [2023-11-19 04:10:37,244 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 [2023-11-19 04:10:37,254 INFO L413 NwaCegarLoop]: 3554 mSDtfsCounter, 3732 mSDsluCounter, 3485 mSDsCounter, 0 mSdLazyCounter, 832 mSolverCounterSat, 11 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3732 SdHoareTripleChecker+Valid, 7039 SdHoareTripleChecker+Invalid, 849 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 832 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.6s IncrementalHoareTripleChecker+Time [2023-11-19 04:10:37,255 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3732 Valid, 7039 Invalid, 849 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [11 Valid, 832 Invalid, 6 Unknown, 0 Unchecked, 14.6s Time] [2023-11-19 04:10:37,292 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5221 states. [2023-11-19 04:10:37,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5221 to 5217. [2023-11-19 04:10:37,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5217 states, 3105 states have (on average 1.2998389694041868) internal successors, (4036), 3199 states have internal predecessors, (4036), 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) [2023-11-19 04:10:37,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5217 states to 5217 states and 7602 transitions. [2023-11-19 04:10:37,980 INFO L78 Accepts]: Start accepts. Automaton has 5217 states and 7602 transitions. Word has length 465 [2023-11-19 04:10:37,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:10:37,987 INFO L495 AbstractCegarLoop]: Abstraction has 5217 states and 7602 transitions. [2023-11-19 04:10:37,988 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) [2023-11-19 04:10:37,988 INFO L276 IsEmpty]: Start isEmpty. Operand 5217 states and 7602 transitions. [2023-11-19 04:10:38,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 495 [2023-11-19 04:10:38,025 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:10:38,025 INFO L195 NwaCegarLoop]: trace histogram [45, 44, 44, 44, 44, 44, 44, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:10:38,026 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 04:10:38,026 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)] === [2023-11-19 04:10:38,027 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:10:38,028 INFO L85 PathProgramCache]: Analyzing trace with hash 517174521, now seen corresponding path program 1 times [2023-11-19 04:10:38,028 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 04:10:38,028 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1121815823] [2023-11-19 04:10:38,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:10:38,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms