./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_fs-autofs4-autofs4.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ece5f-23a8-49dc-b751-867a651a00a7/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ece5f-23a8-49dc-b751-867a651a00a7/bin/utaipan-fb15Y9Yzbl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ece5f-23a8-49dc-b751-867a651a00a7/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ece5f-23a8-49dc-b751-867a651a00a7/bin/utaipan-fb15Y9Yzbl/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_fs-autofs4-autofs4.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ece5f-23a8-49dc-b751-867a651a00a7/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ece5f-23a8-49dc-b751-867a651a00a7/bin/utaipan-fb15Y9Yzbl --witnessprinter.witness.filename witness.graphml --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 ebed12b86dce507000a7a0630996a9595573172c73db75fed69855441af252c1 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 16:48:17,811 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 16:48:17,815 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 16:48:17,887 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 16:48:17,887 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 16:48:17,893 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 16:48:17,895 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 16:48:17,900 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 16:48:17,903 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 16:48:17,911 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 16:48:17,912 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 16:48:17,915 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 16:48:17,915 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 16:48:17,919 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 16:48:17,922 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 16:48:17,927 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 16:48:17,930 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 16:48:17,931 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 16:48:17,934 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 16:48:17,945 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 16:48:17,948 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 16:48:17,950 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 16:48:17,954 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 16:48:17,955 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 16:48:17,967 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 16:48:17,968 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 16:48:17,968 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 16:48:17,971 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 16:48:17,972 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 16:48:17,974 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 16:48:17,974 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 16:48:17,975 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 16:48:17,978 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 16:48:17,980 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 16:48:17,982 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 16:48:17,982 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 16:48:17,983 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 16:48:17,984 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 16:48:17,984 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 16:48:17,985 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 16:48:17,986 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 16:48:17,987 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ece5f-23a8-49dc-b751-867a651a00a7/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-23 16:48:18,041 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 16:48:18,041 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 16:48:18,042 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 16:48:18,042 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 16:48:18,051 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 16:48:18,051 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 16:48:18,052 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 16:48:18,052 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 16:48:18,052 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 16:48:18,053 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 16:48:18,054 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 16:48:18,055 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 16:48:18,055 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 16:48:18,055 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 16:48:18,055 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 16:48:18,056 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 16:48:18,056 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 16:48:18,056 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 16:48:18,057 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 16:48:18,058 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 16:48:18,058 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 16:48:18,058 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 16:48:18,058 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 16:48:18,059 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 16:48:18,059 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 16:48:18,059 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 16:48:18,062 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 16:48:18,062 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 16:48:18,063 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 16:48:18,063 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 16:48:18,063 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 16:48:18,064 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 16:48:18,064 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 16:48:18,064 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 16:48:18,065 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 16:48:18,065 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 16:48:18,065 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 16:48:18,065 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 16:48:18,066 INFO L138 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_678ece5f-23a8-49dc-b751-867a651a00a7/bin/utaipan-fb15Y9Yzbl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ece5f-23a8-49dc-b751-867a651a00a7/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ebed12b86dce507000a7a0630996a9595573172c73db75fed69855441af252c1 [2021-11-23 16:48:18,418 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 16:48:18,453 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 16:48:18,456 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 16:48:18,458 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 16:48:18,459 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 16:48:18,461 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ece5f-23a8-49dc-b751-867a651a00a7/bin/utaipan-fb15Y9Yzbl/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_fs-autofs4-autofs4.cil.i [2021-11-23 16:48:18,566 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ece5f-23a8-49dc-b751-867a651a00a7/bin/utaipan-fb15Y9Yzbl/data/9fdb2f2cf/c3f6816e917649f3a20785d6fd3e71e7/FLAGe5e780ef1 [2021-11-23 16:48:19,859 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 16:48:19,860 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ece5f-23a8-49dc-b751-867a651a00a7/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_fs-autofs4-autofs4.cil.i [2021-11-23 16:48:19,972 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ece5f-23a8-49dc-b751-867a651a00a7/bin/utaipan-fb15Y9Yzbl/data/9fdb2f2cf/c3f6816e917649f3a20785d6fd3e71e7/FLAGe5e780ef1 [2021-11-23 16:48:20,490 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ece5f-23a8-49dc-b751-867a651a00a7/bin/utaipan-fb15Y9Yzbl/data/9fdb2f2cf/c3f6816e917649f3a20785d6fd3e71e7 [2021-11-23 16:48:20,493 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 16:48:20,496 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 16:48:20,501 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 16:48:20,502 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 16:48:20,507 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 16:48:20,508 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:48:20" (1/1) ... [2021-11-23 16:48:20,510 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2204c086 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:48:20, skipping insertion in model container [2021-11-23 16:48:20,510 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:48:20" (1/1) ... [2021-11-23 16:48:20,520 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 16:48:20,780 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 16:48:25,541 WARN L230 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_678ece5f-23a8-49dc-b751-867a651a00a7/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_fs-autofs4-autofs4.cil.i[402143,402156] [2021-11-23 16:48:25,544 WARN L230 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_678ece5f-23a8-49dc-b751-867a651a00a7/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_fs-autofs4-autofs4.cil.i[402312,402325] [2021-11-23 16:48:25,544 WARN L230 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_678ece5f-23a8-49dc-b751-867a651a00a7/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_fs-autofs4-autofs4.cil.i[402479,402492] [2021-11-23 16:48:25,545 WARN L230 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_678ece5f-23a8-49dc-b751-867a651a00a7/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_fs-autofs4-autofs4.cil.i[402647,402660] [2021-11-23 16:48:25,573 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 16:48:25,616 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 16:48:26,215 WARN L230 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_678ece5f-23a8-49dc-b751-867a651a00a7/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_fs-autofs4-autofs4.cil.i[402143,402156] [2021-11-23 16:48:26,216 WARN L230 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_678ece5f-23a8-49dc-b751-867a651a00a7/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_fs-autofs4-autofs4.cil.i[402312,402325] [2021-11-23 16:48:26,217 WARN L230 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_678ece5f-23a8-49dc-b751-867a651a00a7/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_fs-autofs4-autofs4.cil.i[402479,402492] [2021-11-23 16:48:26,217 WARN L230 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_678ece5f-23a8-49dc-b751-867a651a00a7/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_fs-autofs4-autofs4.cil.i[402647,402660] [2021-11-23 16:48:26,228 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 16:48:26,514 INFO L208 MainTranslator]: Completed translation [2021-11-23 16:48:26,514 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:48:26 WrapperNode [2021-11-23 16:48:26,514 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 16:48:26,516 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 16:48:26,516 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 16:48:26,516 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 16:48:26,525 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:48:26" (1/1) ... [2021-11-23 16:48:26,675 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:48:26" (1/1) ... [2021-11-23 16:48:26,991 INFO L137 Inliner]: procedures = 553, calls = 3557, calls flagged for inlining = 272, calls inlined = 248, statements flattened = 8870 [2021-11-23 16:48:26,992 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 16:48:26,993 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 16:48:26,993 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 16:48:26,994 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 16:48:27,004 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:48:26" (1/1) ... [2021-11-23 16:48:27,005 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:48:26" (1/1) ... [2021-11-23 16:48:27,068 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:48:26" (1/1) ... [2021-11-23 16:48:27,068 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:48:26" (1/1) ... [2021-11-23 16:48:27,333 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:48:26" (1/1) ... [2021-11-23 16:48:27,380 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:48:26" (1/1) ... [2021-11-23 16:48:27,495 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:48:26" (1/1) ... [2021-11-23 16:48:27,549 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 16:48:27,551 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 16:48:27,551 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 16:48:27,551 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 16:48:27,552 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:48:26" (1/1) ... [2021-11-23 16:48:27,561 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 16:48:27,577 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ece5f-23a8-49dc-b751-867a651a00a7/bin/utaipan-fb15Y9Yzbl/z3 [2021-11-23 16:48:27,594 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ece5f-23a8-49dc-b751-867a651a00a7/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 16:48:27,620 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ece5f-23a8-49dc-b751-867a651a00a7/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 16:48:27,645 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_evict_inode [2021-11-23 16:48:27,646 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_evict_inode [2021-11-23 16:48:27,646 INFO L130 BoogieDeclarations]: Found specification of procedure dput [2021-11-23 16:48:27,646 INFO L138 BoogieDeclarations]: Found implementation of procedure dput [2021-11-23 16:48:27,646 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-23 16:48:27,647 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-23 16:48:27,647 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_dir_unlink [2021-11-23 16:48:27,647 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_dir_unlink [2021-11-23 16:48:27,647 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_get_inode [2021-11-23 16:48:27,647 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_get_inode [2021-11-23 16:48:27,647 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-11-23 16:48:27,648 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-11-23 16:48:27,648 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 16:48:27,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 16:48:27,648 INFO L130 BoogieDeclarations]: Found specification of procedure dcache_dir_lseek [2021-11-23 16:48:27,648 INFO L138 BoogieDeclarations]: Found implementation of procedure dcache_dir_lseek [2021-11-23 16:48:27,649 INFO L130 BoogieDeclarations]: Found specification of procedure do_expire_wait [2021-11-23 16:48:27,649 INFO L138 BoogieDeclarations]: Found implementation of procedure do_expire_wait [2021-11-23 16:48:27,649 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-11-23 16:48:27,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-11-23 16:48:27,649 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2021-11-23 16:48:27,649 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2021-11-23 16:48:27,650 INFO L130 BoogieDeclarations]: Found specification of procedure dget [2021-11-23 16:48:27,650 INFO L138 BoogieDeclarations]: Found implementation of procedure dget [2021-11-23 16:48:27,650 INFO L130 BoogieDeclarations]: Found specification of procedure lock_release [2021-11-23 16:48:27,651 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_release [2021-11-23 16:48:27,651 INFO L130 BoogieDeclarations]: Found specification of procedure current_kernel_time [2021-11-23 16:48:27,651 INFO L138 BoogieDeclarations]: Found implementation of procedure current_kernel_time [2021-11-23 16:48:27,651 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_expire_indirect [2021-11-23 16:48:27,651 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_expire_indirect [2021-11-23 16:48:27,652 INFO L130 BoogieDeclarations]: Found specification of procedure new_encode_dev [2021-11-23 16:48:27,652 INFO L138 BoogieDeclarations]: Found implementation of procedure new_encode_dev [2021-11-23 16:48:27,652 INFO L130 BoogieDeclarations]: Found specification of procedure managed_dentry_clear_managed [2021-11-23 16:48:27,652 INFO L138 BoogieDeclarations]: Found implementation of procedure managed_dentry_clear_managed [2021-11-23 16:48:27,652 INFO L130 BoogieDeclarations]: Found specification of procedure from_kgid_munged [2021-11-23 16:48:27,653 INFO L138 BoogieDeclarations]: Found implementation of procedure from_kgid_munged [2021-11-23 16:48:27,653 INFO L130 BoogieDeclarations]: Found specification of procedure follow_down_one [2021-11-23 16:48:27,653 INFO L138 BoogieDeclarations]: Found implementation of procedure follow_down_one [2021-11-23 16:48:27,653 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_show_options [2021-11-23 16:48:27,654 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_show_options [2021-11-23 16:48:27,654 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_48 [2021-11-23 16:48:27,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_48 [2021-11-23 16:48:27,654 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_57 [2021-11-23 16:48:27,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_57 [2021-11-23 16:48:27,656 INFO L130 BoogieDeclarations]: Found specification of procedure __autofs4_add_expiring [2021-11-23 16:48:27,657 INFO L138 BoogieDeclarations]: Found implementation of procedure __autofs4_add_expiring [2021-11-23 16:48:27,657 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-23 16:48:27,657 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_expire_wait [2021-11-23 16:48:27,657 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_expire_wait [2021-11-23 16:48:27,657 INFO L130 BoogieDeclarations]: Found specification of procedure autofs_dev_ioctl [2021-11-23 16:48:27,658 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs_dev_ioctl [2021-11-23 16:48:27,658 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-11-23 16:48:27,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-11-23 16:48:27,659 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2021-11-23 16:48:27,659 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2021-11-23 16:48:27,660 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-23 16:48:27,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-23 16:48:27,660 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 16:48:27,660 INFO L130 BoogieDeclarations]: Found specification of procedure d_count [2021-11-23 16:48:27,660 INFO L138 BoogieDeclarations]: Found implementation of procedure d_count [2021-11-23 16:48:27,660 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2021-11-23 16:48:27,661 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2021-11-23 16:48:27,661 INFO L130 BoogieDeclarations]: Found specification of procedure from_kuid_munged [2021-11-23 16:48:27,661 INFO L138 BoogieDeclarations]: Found implementation of procedure from_kuid_munged [2021-11-23 16:48:27,661 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-11-23 16:48:27,661 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-11-23 16:48:27,662 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-23 16:48:27,662 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-23 16:48:27,662 INFO L130 BoogieDeclarations]: Found specification of procedure fput [2021-11-23 16:48:27,662 INFO L138 BoogieDeclarations]: Found implementation of procedure fput [2021-11-23 16:48:27,663 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_oz_mode [2021-11-23 16:48:27,663 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_oz_mode [2021-11-23 16:48:27,664 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_do_expire_multi [2021-11-23 16:48:27,664 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_do_expire_multi [2021-11-23 16:48:27,664 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_NOT_ARG_SIGN [2021-11-23 16:48:27,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_NOT_ARG_SIGN [2021-11-23 16:48:27,664 INFO L130 BoogieDeclarations]: Found specification of procedure __task_pid_nr_ns [2021-11-23 16:48:27,665 INFO L138 BoogieDeclarations]: Found implementation of procedure __task_pid_nr_ns [2021-11-23 16:48:27,665 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-23 16:48:27,666 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-23 16:48:27,666 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_54 [2021-11-23 16:48:27,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_54 [2021-11-23 16:48:27,666 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_sbi [2021-11-23 16:48:27,667 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_sbi [2021-11-23 16:48:27,667 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-23 16:48:27,668 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-11-23 16:48:27,668 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-11-23 16:48:27,669 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_siglock_of_sighand_struct [2021-11-23 16:48:27,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_siglock_of_sighand_struct [2021-11-23 16:48:27,669 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_new_ino [2021-11-23 16:48:27,669 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_new_ino [2021-11-23 16:48:27,670 INFO L130 BoogieDeclarations]: Found specification of procedure simple_empty [2021-11-23 16:48:27,670 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_empty [2021-11-23 16:48:27,670 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 16:48:27,670 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-11-23 16:48:27,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-11-23 16:48:27,670 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_can_expire [2021-11-23 16:48:27,671 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_can_expire [2021-11-23 16:48:27,671 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_dentry_ino [2021-11-23 16:48:27,671 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_dentry_ino [2021-11-23 16:48:27,672 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 16:48:27,672 INFO L130 BoogieDeclarations]: Found specification of procedure fget [2021-11-23 16:48:27,672 INFO L138 BoogieDeclarations]: Found implementation of procedure fget [2021-11-23 16:48:27,672 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_dir_open [2021-11-23 16:48:27,673 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_dir_open [2021-11-23 16:48:27,674 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 16:48:27,677 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 16:48:27,677 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_dir_rmdir [2021-11-23 16:48:27,677 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_dir_rmdir [2021-11-23 16:48:27,677 INFO L130 BoogieDeclarations]: Found specification of procedure may_umount [2021-11-23 16:48:27,678 INFO L138 BoogieDeclarations]: Found implementation of procedure may_umount [2021-11-23 16:48:27,679 INFO L130 BoogieDeclarations]: Found specification of procedure autofs_dev_ioctl_exit [2021-11-23 16:48:27,679 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs_dev_ioctl_exit [2021-11-23 16:48:27,679 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2021-11-23 16:48:27,679 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2021-11-23 16:48:27,686 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-11-23 16:48:27,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-11-23 16:48:27,687 INFO L130 BoogieDeclarations]: Found specification of procedure dcache_dir_open [2021-11-23 16:48:27,687 INFO L138 BoogieDeclarations]: Found implementation of procedure dcache_dir_open [2021-11-23 16:48:27,687 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-11-23 16:48:27,688 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-11-23 16:48:27,688 INFO L130 BoogieDeclarations]: Found specification of procedure clear_nlink [2021-11-23 16:48:27,688 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_nlink [2021-11-23 16:48:27,688 INFO L130 BoogieDeclarations]: Found specification of procedure autofs_type_trigger [2021-11-23 16:48:27,688 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs_type_trigger [2021-11-23 16:48:27,688 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2021-11-23 16:48:27,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2021-11-23 16:48:27,689 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 16:48:27,689 INFO L130 BoogieDeclarations]: Found specification of procedure compat_ptr [2021-11-23 16:48:27,689 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_ptr [2021-11-23 16:48:27,689 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2021-11-23 16:48:27,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2021-11-23 16:48:27,690 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-11-23 16:48:27,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-11-23 16:48:27,690 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2021-11-23 16:48:27,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2021-11-23 16:48:27,690 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2021-11-23 16:48:27,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2021-11-23 16:48:27,691 INFO L130 BoogieDeclarations]: Found specification of procedure memchr [2021-11-23 16:48:27,691 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2021-11-23 16:48:27,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2021-11-23 16:48:27,691 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 16:48:27,691 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-23 16:48:27,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-23 16:48:27,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 16:48:27,692 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-23 16:48:27,692 INFO L130 BoogieDeclarations]: Found specification of procedure simple_positive [2021-11-23 16:48:27,692 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_positive [2021-11-23 16:48:27,692 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2021-11-23 16:48:27,692 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2021-11-23 16:48:27,693 INFO L130 BoogieDeclarations]: Found specification of procedure path_get [2021-11-23 16:48:27,693 INFO L138 BoogieDeclarations]: Found implementation of procedure path_get [2021-11-23 16:48:27,693 INFO L130 BoogieDeclarations]: Found specification of procedure dget_dlock [2021-11-23 16:48:27,693 INFO L138 BoogieDeclarations]: Found implementation of procedure dget_dlock [2021-11-23 16:48:27,693 INFO L130 BoogieDeclarations]: Found specification of procedure d_lookup [2021-11-23 16:48:27,693 INFO L138 BoogieDeclarations]: Found implementation of procedure d_lookup [2021-11-23 16:48:27,694 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2021-11-23 16:48:27,694 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2021-11-23 16:48:27,694 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2021-11-23 16:48:27,694 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2021-11-23 16:48:27,694 INFO L130 BoogieDeclarations]: Found specification of procedure recalc_sigpending [2021-11-23 16:48:27,694 INFO L138 BoogieDeclarations]: Found implementation of procedure recalc_sigpending [2021-11-23 16:48:27,695 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-11-23 16:48:27,695 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-11-23 16:48:27,695 INFO L130 BoogieDeclarations]: Found specification of procedure d_drop [2021-11-23 16:48:27,695 INFO L138 BoogieDeclarations]: Found implementation of procedure d_drop [2021-11-23 16:48:27,695 INFO L130 BoogieDeclarations]: Found specification of procedure autofs_mount [2021-11-23 16:48:27,695 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs_mount [2021-11-23 16:48:27,696 INFO L130 BoogieDeclarations]: Found specification of procedure autofs_type_indirect [2021-11-23 16:48:27,696 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs_type_indirect [2021-11-23 16:48:27,696 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 16:48:27,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 16:48:27,696 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_mount_wait [2021-11-23 16:48:27,696 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_mount_wait [2021-11-23 16:48:27,697 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-23 16:48:27,697 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-23 16:48:27,697 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_root_ioctl [2021-11-23 16:48:27,697 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_root_ioctl [2021-11-23 16:48:27,697 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2021-11-23 16:48:27,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2021-11-23 16:48:27,699 INFO L130 BoogieDeclarations]: Found specification of procedure complete_all [2021-11-23 16:48:27,700 INFO L138 BoogieDeclarations]: Found implementation of procedure complete_all [2021-11-23 16:48:27,700 INFO L130 BoogieDeclarations]: Found specification of procedure __kuid_val [2021-11-23 16:48:27,700 INFO L138 BoogieDeclarations]: Found implementation of procedure __kuid_val [2021-11-23 16:48:27,700 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 16:48:27,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 16:48:27,700 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_wait_release [2021-11-23 16:48:27,701 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_wait_release [2021-11-23 16:48:27,701 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 16:48:27,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 16:48:27,701 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_root_ioctl_unlocked [2021-11-23 16:48:27,701 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_root_ioctl_unlocked [2021-11-23 16:48:27,701 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-11-23 16:48:27,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-11-23 16:48:27,702 INFO L130 BoogieDeclarations]: Found specification of procedure file_inode [2021-11-23 16:48:27,702 INFO L138 BoogieDeclarations]: Found implementation of procedure file_inode [2021-11-23 16:48:27,702 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-11-23 16:48:27,702 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-11-23 16:48:27,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2021-11-23 16:48:27,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2021-11-23 16:48:27,703 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_root_compat_ioctl [2021-11-23 16:48:27,703 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_root_compat_ioctl [2021-11-23 16:48:27,703 INFO L130 BoogieDeclarations]: Found specification of procedure read_seqretry [2021-11-23 16:48:27,703 INFO L138 BoogieDeclarations]: Found implementation of procedure read_seqretry [2021-11-23 16:48:27,703 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2021-11-23 16:48:27,704 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2021-11-23 16:48:27,704 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2021-11-23 16:48:27,704 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2021-11-23 16:48:27,704 INFO L130 BoogieDeclarations]: Found specification of procedure dcache_readdir [2021-11-23 16:48:27,704 INFO L138 BoogieDeclarations]: Found implementation of procedure dcache_readdir [2021-11-23 16:48:27,704 INFO L130 BoogieDeclarations]: Found specification of procedure d_instantiate [2021-11-23 16:48:27,705 INFO L138 BoogieDeclarations]: Found implementation of procedure d_instantiate [2021-11-23 16:48:27,705 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-23 16:48:27,705 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-23 16:48:27,705 INFO L130 BoogieDeclarations]: Found specification of procedure may_umount_tree [2021-11-23 16:48:27,705 INFO L138 BoogieDeclarations]: Found implementation of procedure may_umount_tree [2021-11-23 16:48:27,705 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-11-23 16:48:27,705 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-11-23 16:48:27,706 INFO L130 BoogieDeclarations]: Found specification of procedure simple_statfs [2021-11-23 16:48:27,706 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_statfs [2021-11-23 16:48:27,706 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 16:48:27,706 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 16:48:27,706 INFO L130 BoogieDeclarations]: Found specification of procedure get_task_pid [2021-11-23 16:48:27,706 INFO L138 BoogieDeclarations]: Found implementation of procedure get_task_pid [2021-11-23 16:48:27,707 INFO L130 BoogieDeclarations]: Found specification of procedure path_put [2021-11-23 16:48:27,707 INFO L138 BoogieDeclarations]: Found implementation of procedure path_put [2021-11-23 16:48:27,707 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_mount_busy [2021-11-23 16:48:27,707 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_mount_busy [2021-11-23 16:48:27,707 INFO L130 BoogieDeclarations]: Found specification of procedure d_unhashed [2021-11-23 16:48:27,707 INFO L138 BoogieDeclarations]: Found implementation of procedure d_unhashed [2021-11-23 16:48:27,708 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2021-11-23 16:48:27,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2021-11-23 16:48:27,709 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_kill_sb [2021-11-23 16:48:27,713 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_kill_sb [2021-11-23 16:48:27,713 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 16:48:27,714 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-23 16:48:27,714 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-23 16:48:27,714 INFO L130 BoogieDeclarations]: Found specification of procedure generic_read_dir [2021-11-23 16:48:27,714 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_read_dir [2021-11-23 16:48:27,714 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2021-11-23 16:48:27,714 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2021-11-23 16:48:27,715 INFO L130 BoogieDeclarations]: Found specification of procedure managed_dentry_set_managed [2021-11-23 16:48:27,716 INFO L138 BoogieDeclarations]: Found implementation of procedure managed_dentry_set_managed [2021-11-23 16:48:27,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 16:48:27,717 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2021-11-23 16:48:27,717 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2021-11-23 16:48:27,717 INFO L130 BoogieDeclarations]: Found specification of procedure put_pid [2021-11-23 16:48:27,717 INFO L138 BoogieDeclarations]: Found implementation of procedure put_pid [2021-11-23 16:48:27,718 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2021-11-23 16:48:27,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2021-11-23 16:48:27,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 16:48:27,718 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-11-23 16:48:27,718 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-11-23 16:48:27,718 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-23 16:48:27,719 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-23 16:48:27,719 INFO L130 BoogieDeclarations]: Found specification of procedure find_autofs_mount [2021-11-23 16:48:27,719 INFO L138 BoogieDeclarations]: Found implementation of procedure find_autofs_mount [2021-11-23 16:48:27,719 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-11-23 16:48:27,719 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-11-23 16:48:27,719 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-11-23 16:48:27,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-11-23 16:48:27,720 INFO L130 BoogieDeclarations]: Found specification of procedure dcache_dir_close [2021-11-23 16:48:27,720 INFO L138 BoogieDeclarations]: Found implementation of procedure dcache_dir_close [2021-11-23 16:48:27,720 INFO L130 BoogieDeclarations]: Found specification of procedure ns_of_pid [2021-11-23 16:48:27,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_of_pid [2021-11-23 16:48:27,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-23 16:48:27,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-23 16:48:27,721 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_55 [2021-11-23 16:48:27,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_55 [2021-11-23 16:48:27,721 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-11-23 16:48:27,721 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-11-23 16:48:27,721 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_clean_ino [2021-11-23 16:48:27,721 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_clean_ino [2021-11-23 16:48:27,721 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_49 [2021-11-23 16:48:27,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_49 [2021-11-23 16:48:27,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_77 [2021-11-23 16:48:27,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_77 [2021-11-23 16:48:27,722 INFO L130 BoogieDeclarations]: Found specification of procedure kern_path_mountpoint [2021-11-23 16:48:27,722 INFO L138 BoogieDeclarations]: Found implementation of procedure kern_path_mountpoint [2021-11-23 16:48:27,722 INFO L130 BoogieDeclarations]: Found specification of procedure get_next_positive_dentry [2021-11-23 16:48:27,722 INFO L138 BoogieDeclarations]: Found implementation of procedure get_next_positive_dentry [2021-11-23 16:48:27,723 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 16:48:27,723 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 16:48:27,723 INFO L130 BoogieDeclarations]: Found specification of procedure __managed_dentry_set_managed [2021-11-23 16:48:27,723 INFO L138 BoogieDeclarations]: Found implementation of procedure __managed_dentry_set_managed [2021-11-23 16:48:27,723 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_wait [2021-11-23 16:48:27,723 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_wait [2021-11-23 16:48:27,723 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_find_wait [2021-11-23 16:48:27,724 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_find_wait [2021-11-23 16:48:27,724 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2021-11-23 16:48:27,724 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2021-11-23 16:48:27,724 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_exit_autofs4_fs_8_2 [2021-11-23 16:48:27,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_exit_autofs4_fs_8_2 [2021-11-23 16:48:27,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 16:48:27,725 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_dentry_release [2021-11-23 16:48:27,725 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_dentry_release [2021-11-23 16:48:27,725 INFO L130 BoogieDeclarations]: Found specification of procedure task_pgrp_nr [2021-11-23 16:48:27,725 INFO L138 BoogieDeclarations]: Found implementation of procedure task_pgrp_nr [2021-11-23 16:48:27,725 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 16:48:27,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 16:48:27,725 INFO L130 BoogieDeclarations]: Found specification of procedure uid_eq [2021-11-23 16:48:27,726 INFO L138 BoogieDeclarations]: Found implementation of procedure uid_eq [2021-11-23 16:48:27,726 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_dir_symlink [2021-11-23 16:48:27,726 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_dir_symlink [2021-11-23 16:48:27,726 INFO L130 BoogieDeclarations]: Found specification of procedure __kgid_val [2021-11-23 16:48:27,726 INFO L138 BoogieDeclarations]: Found implementation of procedure __kgid_val [2021-11-23 16:48:27,726 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_78 [2021-11-23 16:48:27,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_78 [2021-11-23 16:48:27,727 INFO L130 BoogieDeclarations]: Found specification of procedure lock_acquire [2021-11-23 16:48:27,727 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_acquire [2021-11-23 16:48:27,727 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2021-11-23 16:48:27,727 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2021-11-23 16:48:27,727 INFO L130 BoogieDeclarations]: Found specification of procedure d_mountpoint [2021-11-23 16:48:27,727 INFO L138 BoogieDeclarations]: Found implementation of procedure d_mountpoint [2021-11-23 16:48:27,728 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2021-11-23 16:48:27,728 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2021-11-23 16:48:27,728 INFO L130 BoogieDeclarations]: Found specification of procedure have_submounts [2021-11-23 16:48:27,728 INFO L138 BoogieDeclarations]: Found implementation of procedure have_submounts [2021-11-23 16:48:27,728 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2021-11-23 16:48:27,728 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2021-11-23 16:48:27,729 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2021-11-23 16:48:27,729 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2021-11-23 16:48:27,729 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-11-23 16:48:27,729 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-11-23 16:48:27,729 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-11-23 16:48:27,729 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-11-23 16:48:27,729 INFO L130 BoogieDeclarations]: Found specification of procedure autofs_prepare_pipe [2021-11-23 16:48:27,730 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs_prepare_pipe [2021-11-23 16:48:27,730 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-11-23 16:48:27,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-11-23 16:48:27,730 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_del_active [2021-11-23 16:48:27,730 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_del_active [2021-11-23 16:48:27,730 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-11-23 16:48:27,730 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-11-23 16:48:27,731 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-23 16:48:27,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-23 16:48:27,731 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2021-11-23 16:48:27,731 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2021-11-23 16:48:27,731 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 16:48:27,731 INFO L130 BoogieDeclarations]: Found specification of procedure d_add [2021-11-23 16:48:27,731 INFO L138 BoogieDeclarations]: Found implementation of procedure d_add [2021-11-23 16:48:27,732 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_catatonic_mode [2021-11-23 16:48:27,732 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_catatonic_mode [2021-11-23 16:48:27,732 INFO L130 BoogieDeclarations]: Found specification of procedure gid_eq [2021-11-23 16:48:27,732 INFO L138 BoogieDeclarations]: Found implementation of procedure gid_eq [2021-11-23 16:48:27,732 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-11-23 16:48:27,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-11-23 16:48:27,733 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2021-11-23 16:48:27,733 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_relax [2021-11-23 16:48:27,733 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_relax [2021-11-23 16:48:29,253 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 16:48:29,263 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 16:48:29,460 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.getTrivialTransFormula(TransFormulaBuilder.java:285) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.removeAuxiliaryGoto(CfgBuilder.java:962) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:727) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:266) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 16:48:29,465 INFO L158 Benchmark]: Toolchain (without parser) took 8968.61ms. Allocated memory was 117.4MB in the beginning and 388.0MB in the end (delta: 270.5MB). Free memory was 82.3MB in the beginning and 240.4MB in the end (delta: -158.2MB). Peak memory consumption was 130.1MB. Max. memory is 16.1GB. [2021-11-23 16:48:29,466 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 117.4MB. Free memory is still 92.3MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 16:48:29,467 INFO L158 Benchmark]: CACSL2BoogieTranslator took 6013.56ms. Allocated memory was 117.4MB in the beginning and 234.9MB in the end (delta: 117.4MB). Free memory was 82.2MB in the beginning and 148.0MB in the end (delta: -65.8MB). Peak memory consumption was 110.3MB. Max. memory is 16.1GB. [2021-11-23 16:48:29,468 INFO L158 Benchmark]: Boogie Procedure Inliner took 476.76ms. Allocated memory is still 234.9MB. Free memory was 148.0MB in the beginning and 102.9MB in the end (delta: 45.1MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2021-11-23 16:48:29,468 INFO L158 Benchmark]: Boogie Preprocessor took 556.21ms. Allocated memory is still 234.9MB. Free memory was 102.9MB in the beginning and 116.7MB in the end (delta: -13.8MB). Peak memory consumption was 50.2MB. Max. memory is 16.1GB. [2021-11-23 16:48:29,469 INFO L158 Benchmark]: RCFGBuilder took 1912.74ms. Allocated memory was 234.9MB in the beginning and 388.0MB in the end (delta: 153.1MB). Free memory was 116.7MB in the beginning and 240.4MB in the end (delta: -123.7MB). Peak memory consumption was 47.2MB. Max. memory is 16.1GB. [2021-11-23 16:48:29,473 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 117.4MB. Free memory is still 92.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 6013.56ms. Allocated memory was 117.4MB in the beginning and 234.9MB in the end (delta: 117.4MB). Free memory was 82.2MB in the beginning and 148.0MB in the end (delta: -65.8MB). Peak memory consumption was 110.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 476.76ms. Allocated memory is still 234.9MB. Free memory was 148.0MB in the beginning and 102.9MB in the end (delta: 45.1MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 556.21ms. Allocated memory is still 234.9MB. Free memory was 102.9MB in the beginning and 116.7MB in the end (delta: -13.8MB). Peak memory consumption was 50.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1912.74ms. Allocated memory was 234.9MB in the beginning and 388.0MB in the end (delta: 153.1MB). Free memory was 116.7MB in the beginning and 240.4MB in the end (delta: -123.7MB). Peak memory consumption was 47.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 16:48:29,528 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ece5f-23a8-49dc-b751-867a651a00a7/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ece5f-23a8-49dc-b751-867a651a00a7/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ece5f-23a8-49dc-b751-867a651a00a7/bin/utaipan-fb15Y9Yzbl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ece5f-23a8-49dc-b751-867a651a00a7/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ece5f-23a8-49dc-b751-867a651a00a7/bin/utaipan-fb15Y9Yzbl/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_fs-autofs4-autofs4.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ece5f-23a8-49dc-b751-867a651a00a7/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ece5f-23a8-49dc-b751-867a651a00a7/bin/utaipan-fb15Y9Yzbl --witnessprinter.witness.filename witness.graphml --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 ebed12b86dce507000a7a0630996a9595573172c73db75fed69855441af252c1 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 16:48:32,278 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 16:48:32,283 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 16:48:32,346 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 16:48:32,347 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 16:48:32,349 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 16:48:32,351 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 16:48:32,354 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 16:48:32,357 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 16:48:32,358 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 16:48:32,360 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 16:48:32,362 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 16:48:32,362 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 16:48:32,364 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 16:48:32,366 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 16:48:32,368 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 16:48:32,370 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 16:48:32,372 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 16:48:32,375 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 16:48:32,378 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 16:48:32,380 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 16:48:32,384 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 16:48:32,386 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 16:48:32,387 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 16:48:32,391 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 16:48:32,400 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 16:48:32,401 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 16:48:32,405 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 16:48:32,406 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 16:48:32,407 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 16:48:32,407 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 16:48:32,409 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 16:48:32,410 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 16:48:32,411 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 16:48:32,413 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 16:48:32,413 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 16:48:32,414 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 16:48:32,415 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 16:48:32,415 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 16:48:32,418 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 16:48:32,420 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 16:48:32,425 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ece5f-23a8-49dc-b751-867a651a00a7/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-23 16:48:32,460 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 16:48:32,460 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 16:48:32,461 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 16:48:32,461 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 16:48:32,462 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 16:48:32,462 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 16:48:32,462 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 16:48:32,462 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 16:48:32,463 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 16:48:32,463 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 16:48:32,463 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 16:48:32,463 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 16:48:32,464 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 16:48:32,465 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 16:48:32,465 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 16:48:32,465 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 16:48:32,465 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 16:48:32,466 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 16:48:32,466 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 16:48:32,466 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 16:48:32,466 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 16:48:32,467 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 16:48:32,467 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 16:48:32,467 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 16:48:32,467 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 16:48:32,468 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 16:48:32,468 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 16:48:32,468 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 16:48:32,468 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 16:48:32,469 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 16:48:32,469 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 16:48:32,469 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 16:48:32,469 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 16:48:32,470 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 16:48:32,470 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 16:48:32,470 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_678ece5f-23a8-49dc-b751-867a651a00a7/bin/utaipan-fb15Y9Yzbl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ece5f-23a8-49dc-b751-867a651a00a7/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ebed12b86dce507000a7a0630996a9595573172c73db75fed69855441af252c1 [2021-11-23 16:48:32,886 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 16:48:32,912 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 16:48:32,915 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 16:48:32,917 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 16:48:32,918 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 16:48:32,919 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ece5f-23a8-49dc-b751-867a651a00a7/bin/utaipan-fb15Y9Yzbl/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_fs-autofs4-autofs4.cil.i [2021-11-23 16:48:33,004 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ece5f-23a8-49dc-b751-867a651a00a7/bin/utaipan-fb15Y9Yzbl/data/2c67ea444/6c8a328cff3c431b9b13430fed161ab3/FLAG9da12dabf [2021-11-23 16:48:34,339 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 16:48:34,340 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ece5f-23a8-49dc-b751-867a651a00a7/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_fs-autofs4-autofs4.cil.i [2021-11-23 16:48:34,417 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ece5f-23a8-49dc-b751-867a651a00a7/bin/utaipan-fb15Y9Yzbl/data/2c67ea444/6c8a328cff3c431b9b13430fed161ab3/FLAG9da12dabf [2021-11-23 16:48:34,555 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ece5f-23a8-49dc-b751-867a651a00a7/bin/utaipan-fb15Y9Yzbl/data/2c67ea444/6c8a328cff3c431b9b13430fed161ab3 [2021-11-23 16:48:34,558 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 16:48:34,561 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 16:48:34,565 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 16:48:34,566 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 16:48:34,570 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 16:48:34,572 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:48:34" (1/1) ... [2021-11-23 16:48:34,573 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38622390 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:48:34, skipping insertion in model container [2021-11-23 16:48:34,574 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:48:34" (1/1) ... [2021-11-23 16:48:34,582 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 16:48:34,812 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 16:48:38,731 WARN L230 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_678ece5f-23a8-49dc-b751-867a651a00a7/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_fs-autofs4-autofs4.cil.i[402143,402156] [2021-11-23 16:48:38,734 WARN L230 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_678ece5f-23a8-49dc-b751-867a651a00a7/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_fs-autofs4-autofs4.cil.i[402312,402325] [2021-11-23 16:48:38,735 WARN L230 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_678ece5f-23a8-49dc-b751-867a651a00a7/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_fs-autofs4-autofs4.cil.i[402479,402492] [2021-11-23 16:48:38,735 WARN L230 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_678ece5f-23a8-49dc-b751-867a651a00a7/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_fs-autofs4-autofs4.cil.i[402647,402660] [2021-11-23 16:48:38,767 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 16:48:38,849 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 16:48:39,016 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 16:48:39,401 WARN L230 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_678ece5f-23a8-49dc-b751-867a651a00a7/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_fs-autofs4-autofs4.cil.i[402143,402156] [2021-11-23 16:48:39,402 WARN L230 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_678ece5f-23a8-49dc-b751-867a651a00a7/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_fs-autofs4-autofs4.cil.i[402312,402325] [2021-11-23 16:48:39,402 WARN L230 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_678ece5f-23a8-49dc-b751-867a651a00a7/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_fs-autofs4-autofs4.cil.i[402479,402492] [2021-11-23 16:48:39,403 WARN L230 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_678ece5f-23a8-49dc-b751-867a651a00a7/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_fs-autofs4-autofs4.cil.i[402647,402660] [2021-11-23 16:48:39,429 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 16:48:39,464 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 16:48:40,116 WARN L230 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_678ece5f-23a8-49dc-b751-867a651a00a7/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_fs-autofs4-autofs4.cil.i[402143,402156] [2021-11-23 16:48:40,117 WARN L230 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_678ece5f-23a8-49dc-b751-867a651a00a7/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_fs-autofs4-autofs4.cil.i[402312,402325] [2021-11-23 16:48:40,117 WARN L230 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_678ece5f-23a8-49dc-b751-867a651a00a7/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_fs-autofs4-autofs4.cil.i[402479,402492] [2021-11-23 16:48:40,118 WARN L230 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_678ece5f-23a8-49dc-b751-867a651a00a7/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_fs-autofs4-autofs4.cil.i[402647,402660] [2021-11-23 16:48:40,127 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 16:48:40,394 INFO L208 MainTranslator]: Completed translation [2021-11-23 16:48:40,394 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:48:40 WrapperNode [2021-11-23 16:48:40,395 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 16:48:40,396 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 16:48:40,397 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 16:48:40,397 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 16:48:40,404 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:48:40" (1/1) ... [2021-11-23 16:48:40,551 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:48:40" (1/1) ... [2021-11-23 16:48:40,807 INFO L137 Inliner]: procedures = 567, calls = 3557, calls flagged for inlining = 272, calls inlined = 248, statements flattened = 8571 [2021-11-23 16:48:40,808 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 16:48:40,809 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 16:48:40,809 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 16:48:40,811 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 16:48:40,821 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:48:40" (1/1) ... [2021-11-23 16:48:40,821 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:48:40" (1/1) ... [2021-11-23 16:48:40,943 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:48:40" (1/1) ... [2021-11-23 16:48:40,943 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:48:40" (1/1) ... [2021-11-23 16:48:41,153 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:48:40" (1/1) ... [2021-11-23 16:48:41,201 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:48:40" (1/1) ... [2021-11-23 16:48:41,266 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:48:40" (1/1) ... [2021-11-23 16:48:41,329 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 16:48:41,332 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 16:48:41,332 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 16:48:41,332 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 16:48:41,333 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:48:40" (1/1) ... [2021-11-23 16:48:41,342 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 16:48:41,355 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ece5f-23a8-49dc-b751-867a651a00a7/bin/utaipan-fb15Y9Yzbl/z3 [2021-11-23 16:48:41,372 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ece5f-23a8-49dc-b751-867a651a00a7/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 16:48:41,386 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ece5f-23a8-49dc-b751-867a651a00a7/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 16:48:41,432 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_evict_inode [2021-11-23 16:48:41,432 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_evict_inode [2021-11-23 16:48:41,432 INFO L130 BoogieDeclarations]: Found specification of procedure dput [2021-11-23 16:48:41,433 INFO L138 BoogieDeclarations]: Found implementation of procedure dput [2021-11-23 16:48:41,433 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-23 16:48:41,433 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-23 16:48:41,433 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_dir_unlink [2021-11-23 16:48:41,433 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_dir_unlink [2021-11-23 16:48:41,433 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_get_inode [2021-11-23 16:48:41,434 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_get_inode [2021-11-23 16:48:41,434 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-11-23 16:48:41,434 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-11-23 16:48:41,434 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 16:48:41,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 16:48:41,435 INFO L130 BoogieDeclarations]: Found specification of procedure dcache_dir_lseek [2021-11-23 16:48:41,435 INFO L138 BoogieDeclarations]: Found implementation of procedure dcache_dir_lseek [2021-11-23 16:48:41,435 INFO L130 BoogieDeclarations]: Found specification of procedure do_expire_wait [2021-11-23 16:48:41,435 INFO L138 BoogieDeclarations]: Found implementation of procedure do_expire_wait [2021-11-23 16:48:41,435 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-11-23 16:48:41,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-11-23 16:48:41,435 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2021-11-23 16:48:41,436 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2021-11-23 16:48:41,436 INFO L130 BoogieDeclarations]: Found specification of procedure dget [2021-11-23 16:48:41,436 INFO L138 BoogieDeclarations]: Found implementation of procedure dget [2021-11-23 16:48:41,437 INFO L130 BoogieDeclarations]: Found specification of procedure lock_release [2021-11-23 16:48:41,437 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_release [2021-11-23 16:48:41,437 INFO L130 BoogieDeclarations]: Found specification of procedure current_kernel_time [2021-11-23 16:48:41,437 INFO L138 BoogieDeclarations]: Found implementation of procedure current_kernel_time [2021-11-23 16:48:41,438 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_expire_indirect [2021-11-23 16:48:41,438 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_expire_indirect [2021-11-23 16:48:41,438 INFO L130 BoogieDeclarations]: Found specification of procedure new_encode_dev [2021-11-23 16:48:41,438 INFO L138 BoogieDeclarations]: Found implementation of procedure new_encode_dev [2021-11-23 16:48:41,438 INFO L130 BoogieDeclarations]: Found specification of procedure managed_dentry_clear_managed [2021-11-23 16:48:41,438 INFO L138 BoogieDeclarations]: Found implementation of procedure managed_dentry_clear_managed [2021-11-23 16:48:41,439 INFO L130 BoogieDeclarations]: Found specification of procedure from_kgid_munged [2021-11-23 16:48:41,439 INFO L138 BoogieDeclarations]: Found implementation of procedure from_kgid_munged [2021-11-23 16:48:41,439 INFO L130 BoogieDeclarations]: Found specification of procedure follow_down_one [2021-11-23 16:48:41,439 INFO L138 BoogieDeclarations]: Found implementation of procedure follow_down_one [2021-11-23 16:48:41,440 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_show_options [2021-11-23 16:48:41,440 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_show_options [2021-11-23 16:48:41,441 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_48 [2021-11-23 16:48:41,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_48 [2021-11-23 16:48:41,442 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_57 [2021-11-23 16:48:41,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_57 [2021-11-23 16:48:41,443 INFO L130 BoogieDeclarations]: Found specification of procedure __autofs4_add_expiring [2021-11-23 16:48:41,443 INFO L138 BoogieDeclarations]: Found implementation of procedure __autofs4_add_expiring [2021-11-23 16:48:41,443 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-23 16:48:41,443 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_expire_wait [2021-11-23 16:48:41,443 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_expire_wait [2021-11-23 16:48:41,443 INFO L130 BoogieDeclarations]: Found specification of procedure autofs_dev_ioctl [2021-11-23 16:48:41,444 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs_dev_ioctl [2021-11-23 16:48:41,444 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-11-23 16:48:41,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-11-23 16:48:41,445 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2021-11-23 16:48:41,445 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2021-11-23 16:48:41,445 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-23 16:48:41,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-23 16:48:41,445 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 16:48:41,445 INFO L130 BoogieDeclarations]: Found specification of procedure d_count [2021-11-23 16:48:41,447 INFO L138 BoogieDeclarations]: Found implementation of procedure d_count [2021-11-23 16:48:41,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-11-23 16:48:41,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 16:48:41,447 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2021-11-23 16:48:41,447 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2021-11-23 16:48:41,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 16:48:41,448 INFO L130 BoogieDeclarations]: Found specification of procedure from_kuid_munged [2021-11-23 16:48:41,448 INFO L138 BoogieDeclarations]: Found implementation of procedure from_kuid_munged [2021-11-23 16:48:41,448 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-11-23 16:48:41,448 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-11-23 16:48:41,448 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-23 16:48:41,448 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-23 16:48:41,449 INFO L130 BoogieDeclarations]: Found specification of procedure fput [2021-11-23 16:48:41,449 INFO L138 BoogieDeclarations]: Found implementation of procedure fput [2021-11-23 16:48:41,450 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_oz_mode [2021-11-23 16:48:41,450 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_oz_mode [2021-11-23 16:48:41,450 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_do_expire_multi [2021-11-23 16:48:41,450 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_do_expire_multi [2021-11-23 16:48:41,450 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_NOT_ARG_SIGN [2021-11-23 16:48:41,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_NOT_ARG_SIGN [2021-11-23 16:48:41,451 INFO L130 BoogieDeclarations]: Found specification of procedure __task_pid_nr_ns [2021-11-23 16:48:41,452 INFO L138 BoogieDeclarations]: Found implementation of procedure __task_pid_nr_ns [2021-11-23 16:48:41,452 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-23 16:48:41,452 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-23 16:48:41,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_54 [2021-11-23 16:48:41,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_54 [2021-11-23 16:48:41,452 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_sbi [2021-11-23 16:48:41,453 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_sbi [2021-11-23 16:48:41,453 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-11-23 16:48:41,453 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-11-23 16:48:41,453 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_siglock_of_sighand_struct [2021-11-23 16:48:41,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_siglock_of_sighand_struct [2021-11-23 16:48:41,453 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_new_ino [2021-11-23 16:48:41,454 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_new_ino [2021-11-23 16:48:41,454 INFO L130 BoogieDeclarations]: Found specification of procedure simple_empty [2021-11-23 16:48:41,454 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_empty [2021-11-23 16:48:41,454 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-11-23 16:48:41,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-11-23 16:48:41,455 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_can_expire [2021-11-23 16:48:41,455 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_can_expire [2021-11-23 16:48:41,455 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_dentry_ino [2021-11-23 16:48:41,456 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_dentry_ino [2021-11-23 16:48:41,458 INFO L130 BoogieDeclarations]: Found specification of procedure fget [2021-11-23 16:48:41,460 INFO L138 BoogieDeclarations]: Found implementation of procedure fget [2021-11-23 16:48:41,461 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_dir_open [2021-11-23 16:48:41,461 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_dir_open [2021-11-23 16:48:41,461 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 16:48:41,461 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 16:48:41,462 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_dir_rmdir [2021-11-23 16:48:41,462 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_dir_rmdir [2021-11-23 16:48:41,463 INFO L130 BoogieDeclarations]: Found specification of procedure may_umount [2021-11-23 16:48:41,463 INFO L138 BoogieDeclarations]: Found implementation of procedure may_umount [2021-11-23 16:48:41,469 INFO L130 BoogieDeclarations]: Found specification of procedure autofs_dev_ioctl_exit [2021-11-23 16:48:41,469 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs_dev_ioctl_exit [2021-11-23 16:48:41,470 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2021-11-23 16:48:41,470 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2021-11-23 16:48:41,470 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-11-23 16:48:41,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-11-23 16:48:41,470 INFO L130 BoogieDeclarations]: Found specification of procedure dcache_dir_open [2021-11-23 16:48:41,470 INFO L138 BoogieDeclarations]: Found implementation of procedure dcache_dir_open [2021-11-23 16:48:41,470 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-11-23 16:48:41,471 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-11-23 16:48:41,471 INFO L130 BoogieDeclarations]: Found specification of procedure clear_nlink [2021-11-23 16:48:41,471 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_nlink [2021-11-23 16:48:41,471 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2021-11-23 16:48:41,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2021-11-23 16:48:41,471 INFO L130 BoogieDeclarations]: Found specification of procedure autofs_type_trigger [2021-11-23 16:48:41,471 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs_type_trigger [2021-11-23 16:48:41,472 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2021-11-23 16:48:41,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2021-11-23 16:48:41,472 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 16:48:41,472 INFO L130 BoogieDeclarations]: Found specification of procedure compat_ptr [2021-11-23 16:48:41,472 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_ptr [2021-11-23 16:48:41,472 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2021-11-23 16:48:41,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2021-11-23 16:48:41,473 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-11-23 16:48:41,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-11-23 16:48:41,473 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2021-11-23 16:48:41,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2021-11-23 16:48:41,473 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2021-11-23 16:48:41,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2021-11-23 16:48:41,473 INFO L130 BoogieDeclarations]: Found specification of procedure memchr [2021-11-23 16:48:41,473 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2021-11-23 16:48:41,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2021-11-23 16:48:41,474 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 16:48:41,474 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-23 16:48:41,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-23 16:48:41,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 16:48:41,474 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-23 16:48:41,474 INFO L130 BoogieDeclarations]: Found specification of procedure simple_positive [2021-11-23 16:48:41,475 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_positive [2021-11-23 16:48:41,475 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-11-23 16:48:41,475 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-23 16:48:41,475 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-23 16:48:41,475 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2021-11-23 16:48:41,475 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2021-11-23 16:48:41,475 INFO L130 BoogieDeclarations]: Found specification of procedure path_get [2021-11-23 16:48:41,476 INFO L138 BoogieDeclarations]: Found implementation of procedure path_get [2021-11-23 16:48:41,476 INFO L130 BoogieDeclarations]: Found specification of procedure dget_dlock [2021-11-23 16:48:41,476 INFO L138 BoogieDeclarations]: Found implementation of procedure dget_dlock [2021-11-23 16:48:41,476 INFO L130 BoogieDeclarations]: Found specification of procedure d_lookup [2021-11-23 16:48:41,476 INFO L138 BoogieDeclarations]: Found implementation of procedure d_lookup [2021-11-23 16:48:41,476 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2021-11-23 16:48:41,476 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2021-11-23 16:48:41,476 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2021-11-23 16:48:41,477 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2021-11-23 16:48:41,477 INFO L130 BoogieDeclarations]: Found specification of procedure recalc_sigpending [2021-11-23 16:48:41,477 INFO L138 BoogieDeclarations]: Found implementation of procedure recalc_sigpending [2021-11-23 16:48:41,477 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-11-23 16:48:41,477 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-11-23 16:48:41,477 INFO L130 BoogieDeclarations]: Found specification of procedure d_drop [2021-11-23 16:48:41,477 INFO L138 BoogieDeclarations]: Found implementation of procedure d_drop [2021-11-23 16:48:41,478 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-23 16:48:41,478 INFO L130 BoogieDeclarations]: Found specification of procedure autofs_mount [2021-11-23 16:48:41,478 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs_mount [2021-11-23 16:48:41,478 INFO L130 BoogieDeclarations]: Found specification of procedure autofs_type_indirect [2021-11-23 16:48:41,478 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs_type_indirect [2021-11-23 16:48:41,478 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 16:48:41,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 16:48:41,478 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_mount_wait [2021-11-23 16:48:41,479 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_mount_wait [2021-11-23 16:48:41,479 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-23 16:48:41,479 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-23 16:48:41,479 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_root_ioctl [2021-11-23 16:48:41,479 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_root_ioctl [2021-11-23 16:48:41,479 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 16:48:41,479 INFO L130 BoogieDeclarations]: Found specification of procedure complete_all [2021-11-23 16:48:41,480 INFO L138 BoogieDeclarations]: Found implementation of procedure complete_all [2021-11-23 16:48:41,480 INFO L130 BoogieDeclarations]: Found specification of procedure __kuid_val [2021-11-23 16:48:41,480 INFO L138 BoogieDeclarations]: Found implementation of procedure __kuid_val [2021-11-23 16:48:41,481 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 16:48:41,481 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 16:48:41,481 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 16:48:41,482 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-23 16:48:41,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 16:48:41,482 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_wait_release [2021-11-23 16:48:41,482 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_wait_release [2021-11-23 16:48:41,482 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 16:48:41,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 16:48:41,482 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_root_ioctl_unlocked [2021-11-23 16:48:41,482 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_root_ioctl_unlocked [2021-11-23 16:48:41,483 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-11-23 16:48:41,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-11-23 16:48:41,483 INFO L130 BoogieDeclarations]: Found specification of procedure file_inode [2021-11-23 16:48:41,483 INFO L138 BoogieDeclarations]: Found implementation of procedure file_inode [2021-11-23 16:48:41,483 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-11-23 16:48:41,483 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-11-23 16:48:41,483 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2021-11-23 16:48:41,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2021-11-23 16:48:41,484 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_root_compat_ioctl [2021-11-23 16:48:41,484 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_root_compat_ioctl [2021-11-23 16:48:41,484 INFO L130 BoogieDeclarations]: Found specification of procedure read_seqretry [2021-11-23 16:48:41,484 INFO L138 BoogieDeclarations]: Found implementation of procedure read_seqretry [2021-11-23 16:48:41,484 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2021-11-23 16:48:41,484 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2021-11-23 16:48:41,485 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2021-11-23 16:48:41,485 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2021-11-23 16:48:41,485 INFO L130 BoogieDeclarations]: Found specification of procedure dcache_readdir [2021-11-23 16:48:41,485 INFO L138 BoogieDeclarations]: Found implementation of procedure dcache_readdir [2021-11-23 16:48:41,485 INFO L130 BoogieDeclarations]: Found specification of procedure d_instantiate [2021-11-23 16:48:41,485 INFO L138 BoogieDeclarations]: Found implementation of procedure d_instantiate [2021-11-23 16:48:41,485 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-23 16:48:41,485 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-23 16:48:41,486 INFO L130 BoogieDeclarations]: Found specification of procedure may_umount_tree [2021-11-23 16:48:41,486 INFO L138 BoogieDeclarations]: Found implementation of procedure may_umount_tree [2021-11-23 16:48:41,486 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-11-23 16:48:41,486 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-11-23 16:48:41,486 INFO L130 BoogieDeclarations]: Found specification of procedure simple_statfs [2021-11-23 16:48:41,486 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_statfs [2021-11-23 16:48:41,487 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 16:48:41,492 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 16:48:41,492 INFO L130 BoogieDeclarations]: Found specification of procedure get_task_pid [2021-11-23 16:48:41,492 INFO L138 BoogieDeclarations]: Found implementation of procedure get_task_pid [2021-11-23 16:48:41,492 INFO L130 BoogieDeclarations]: Found specification of procedure path_put [2021-11-23 16:48:41,492 INFO L138 BoogieDeclarations]: Found implementation of procedure path_put [2021-11-23 16:48:41,492 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_mount_busy [2021-11-23 16:48:41,493 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_mount_busy [2021-11-23 16:48:41,493 INFO L130 BoogieDeclarations]: Found specification of procedure d_unhashed [2021-11-23 16:48:41,493 INFO L138 BoogieDeclarations]: Found implementation of procedure d_unhashed [2021-11-23 16:48:41,494 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2021-11-23 16:48:41,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2021-11-23 16:48:41,496 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_kill_sb [2021-11-23 16:48:41,496 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_kill_sb [2021-11-23 16:48:41,497 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 16:48:41,497 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-23 16:48:41,497 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-23 16:48:41,497 INFO L130 BoogieDeclarations]: Found specification of procedure generic_read_dir [2021-11-23 16:48:41,497 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_read_dir [2021-11-23 16:48:41,498 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2021-11-23 16:48:41,498 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2021-11-23 16:48:41,498 INFO L130 BoogieDeclarations]: Found specification of procedure managed_dentry_set_managed [2021-11-23 16:48:41,498 INFO L138 BoogieDeclarations]: Found implementation of procedure managed_dentry_set_managed [2021-11-23 16:48:41,498 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 16:48:41,498 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2021-11-23 16:48:41,499 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2021-11-23 16:48:41,499 INFO L130 BoogieDeclarations]: Found specification of procedure put_pid [2021-11-23 16:48:41,499 INFO L138 BoogieDeclarations]: Found implementation of procedure put_pid [2021-11-23 16:48:41,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-23 16:48:41,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 16:48:41,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-23 16:48:41,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 16:48:41,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 16:48:41,500 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-11-23 16:48:41,500 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-11-23 16:48:41,500 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-23 16:48:41,500 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-23 16:48:41,500 INFO L130 BoogieDeclarations]: Found specification of procedure find_autofs_mount [2021-11-23 16:48:41,501 INFO L138 BoogieDeclarations]: Found implementation of procedure find_autofs_mount [2021-11-23 16:48:41,501 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-11-23 16:48:41,501 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-11-23 16:48:41,501 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-11-23 16:48:41,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-11-23 16:48:41,501 INFO L130 BoogieDeclarations]: Found specification of procedure dcache_dir_close [2021-11-23 16:48:41,502 INFO L138 BoogieDeclarations]: Found implementation of procedure dcache_dir_close [2021-11-23 16:48:41,502 INFO L130 BoogieDeclarations]: Found specification of procedure ns_of_pid [2021-11-23 16:48:41,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_of_pid [2021-11-23 16:48:41,502 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-23 16:48:41,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-23 16:48:41,502 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_55 [2021-11-23 16:48:41,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_55 [2021-11-23 16:48:41,503 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-11-23 16:48:41,503 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-11-23 16:48:41,503 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_clean_ino [2021-11-23 16:48:41,503 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_clean_ino [2021-11-23 16:48:41,503 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_49 [2021-11-23 16:48:41,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_49 [2021-11-23 16:48:41,504 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_UINT~X~C_ULONG~TO~C_LONG [2021-11-23 16:48:41,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_UINT~X~C_ULONG~TO~C_LONG [2021-11-23 16:48:41,504 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_77 [2021-11-23 16:48:41,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_77 [2021-11-23 16:48:41,504 INFO L130 BoogieDeclarations]: Found specification of procedure kern_path_mountpoint [2021-11-23 16:48:41,505 INFO L138 BoogieDeclarations]: Found implementation of procedure kern_path_mountpoint [2021-11-23 16:48:41,505 INFO L130 BoogieDeclarations]: Found specification of procedure get_next_positive_dentry [2021-11-23 16:48:41,505 INFO L138 BoogieDeclarations]: Found implementation of procedure get_next_positive_dentry [2021-11-23 16:48:41,505 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 16:48:41,505 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 16:48:41,505 INFO L130 BoogieDeclarations]: Found specification of procedure __managed_dentry_set_managed [2021-11-23 16:48:41,505 INFO L138 BoogieDeclarations]: Found implementation of procedure __managed_dentry_set_managed [2021-11-23 16:48:41,506 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_wait [2021-11-23 16:48:41,506 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_wait [2021-11-23 16:48:41,506 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~$Pointer$~TO~C_LONG [2021-11-23 16:48:41,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~$Pointer$~TO~C_LONG [2021-11-23 16:48:41,506 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_find_wait [2021-11-23 16:48:41,506 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_find_wait [2021-11-23 16:48:41,507 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2021-11-23 16:48:41,507 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2021-11-23 16:48:41,507 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_exit_autofs4_fs_8_2 [2021-11-23 16:48:41,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_exit_autofs4_fs_8_2 [2021-11-23 16:48:41,507 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_dentry_release [2021-11-23 16:48:41,507 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_dentry_release [2021-11-23 16:48:41,508 INFO L130 BoogieDeclarations]: Found specification of procedure task_pgrp_nr [2021-11-23 16:48:41,508 INFO L138 BoogieDeclarations]: Found implementation of procedure task_pgrp_nr [2021-11-23 16:48:41,508 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-23 16:48:41,508 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-23 16:48:41,508 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-23 16:48:41,508 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-23 16:48:41,509 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 16:48:41,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 16:48:41,509 INFO L130 BoogieDeclarations]: Found specification of procedure uid_eq [2021-11-23 16:48:41,509 INFO L138 BoogieDeclarations]: Found implementation of procedure uid_eq [2021-11-23 16:48:41,509 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_dir_symlink [2021-11-23 16:48:41,509 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_dir_symlink [2021-11-23 16:48:41,510 INFO L130 BoogieDeclarations]: Found specification of procedure __kgid_val [2021-11-23 16:48:41,510 INFO L138 BoogieDeclarations]: Found implementation of procedure __kgid_val [2021-11-23 16:48:41,510 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_78 [2021-11-23 16:48:41,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_78 [2021-11-23 16:48:41,510 INFO L130 BoogieDeclarations]: Found specification of procedure lock_acquire [2021-11-23 16:48:41,510 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_acquire [2021-11-23 16:48:41,511 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2021-11-23 16:48:41,511 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2021-11-23 16:48:41,511 INFO L130 BoogieDeclarations]: Found specification of procedure d_mountpoint [2021-11-23 16:48:41,511 INFO L138 BoogieDeclarations]: Found implementation of procedure d_mountpoint [2021-11-23 16:48:41,511 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2021-11-23 16:48:41,511 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2021-11-23 16:48:41,512 INFO L130 BoogieDeclarations]: Found specification of procedure have_submounts [2021-11-23 16:48:41,512 INFO L138 BoogieDeclarations]: Found implementation of procedure have_submounts [2021-11-23 16:48:41,512 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2021-11-23 16:48:41,512 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2021-11-23 16:48:41,512 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2021-11-23 16:48:41,512 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2021-11-23 16:48:41,513 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-11-23 16:48:41,513 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-11-23 16:48:41,513 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-11-23 16:48:41,513 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-11-23 16:48:41,513 INFO L130 BoogieDeclarations]: Found specification of procedure autofs_prepare_pipe [2021-11-23 16:48:41,513 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs_prepare_pipe [2021-11-23 16:48:41,514 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-11-23 16:48:41,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-11-23 16:48:41,514 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_del_active [2021-11-23 16:48:41,514 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_del_active [2021-11-23 16:48:41,514 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-11-23 16:48:41,514 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-11-23 16:48:41,515 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2021-11-23 16:48:41,515 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2021-11-23 16:48:41,515 INFO L130 BoogieDeclarations]: Found specification of procedure d_add [2021-11-23 16:48:41,515 INFO L138 BoogieDeclarations]: Found implementation of procedure d_add [2021-11-23 16:48:41,515 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_catatonic_mode [2021-11-23 16:48:41,515 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_catatonic_mode [2021-11-23 16:48:41,516 INFO L130 BoogieDeclarations]: Found specification of procedure gid_eq [2021-11-23 16:48:41,516 INFO L138 BoogieDeclarations]: Found implementation of procedure gid_eq [2021-11-23 16:48:41,516 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-11-23 16:48:41,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-11-23 16:48:41,516 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2021-11-23 16:48:41,516 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_relax [2021-11-23 16:48:41,516 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_relax [2021-11-23 16:48:42,785 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 16:48:42,791 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 16:48:43,080 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.getTrivialTransFormula(TransFormulaBuilder.java:285) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.removeAuxiliaryGoto(CfgBuilder.java:962) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:727) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:266) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 16:48:43,085 INFO L158 Benchmark]: Toolchain (without parser) took 8522.60ms. Allocated memory was 54.5MB in the beginning and 369.1MB in the end (delta: 314.6MB). Free memory was 25.0MB in the beginning and 155.8MB in the end (delta: -130.8MB). Peak memory consumption was 182.4MB. Max. memory is 16.1GB. [2021-11-23 16:48:43,085 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 54.5MB. Free memory was 34.5MB in the beginning and 34.5MB in the end (delta: 39.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 16:48:43,086 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5830.01ms. Allocated memory was 54.5MB in the beginning and 209.7MB in the end (delta: 155.2MB). Free memory was 24.9MB in the beginning and 106.3MB in the end (delta: -81.4MB). Peak memory consumption was 114.9MB. Max. memory is 16.1GB. [2021-11-23 16:48:43,087 INFO L158 Benchmark]: Boogie Procedure Inliner took 411.76ms. Allocated memory is still 209.7MB. Free memory was 106.3MB in the beginning and 63.3MB in the end (delta: 43.0MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2021-11-23 16:48:43,088 INFO L158 Benchmark]: Boogie Preprocessor took 520.80ms. Allocated memory was 209.7MB in the beginning and 369.1MB in the end (delta: 159.4MB). Free memory was 63.3MB in the beginning and 227.1MB in the end (delta: -163.8MB). Peak memory consumption was 18.7MB. Max. memory is 16.1GB. [2021-11-23 16:48:43,089 INFO L158 Benchmark]: RCFGBuilder took 1751.04ms. Allocated memory is still 369.1MB. Free memory was 227.1MB in the beginning and 155.8MB in the end (delta: 71.3MB). Peak memory consumption was 71.3MB. Max. memory is 16.1GB. [2021-11-23 16:48:43,093 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 54.5MB. Free memory was 34.5MB in the beginning and 34.5MB in the end (delta: 39.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5830.01ms. Allocated memory was 54.5MB in the beginning and 209.7MB in the end (delta: 155.2MB). Free memory was 24.9MB in the beginning and 106.3MB in the end (delta: -81.4MB). Peak memory consumption was 114.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 411.76ms. Allocated memory is still 209.7MB. Free memory was 106.3MB in the beginning and 63.3MB in the end (delta: 43.0MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 520.80ms. Allocated memory was 209.7MB in the beginning and 369.1MB in the end (delta: 159.4MB). Free memory was 63.3MB in the beginning and 227.1MB in the end (delta: -163.8MB). Peak memory consumption was 18.7MB. Max. memory is 16.1GB. * RCFGBuilder took 1751.04ms. Allocated memory is still 369.1MB. Free memory was 227.1MB in the beginning and 155.8MB in the end (delta: 71.3MB). Peak memory consumption was 71.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 16:48:43,154 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ece5f-23a8-49dc-b751-867a651a00a7/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable