./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 38b53e6a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cf775cf-066b-47d3-a93e-6a7c0c0abaaa/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cf775cf-066b-47d3-a93e-6a7c0c0abaaa/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cf775cf-066b-47d3-a93e-6a7c0c0abaaa/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cf775cf-066b-47d3-a93e-6a7c0c0abaaa/bin/utaipan-ByfvJB40ur/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_4cf775cf-066b-47d3-a93e-6a7c0c0abaaa/bin/utaipan-ByfvJB40ur/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cf775cf-066b-47d3-a93e-6a7c0c0abaaa/bin/utaipan-ByfvJB40ur --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 --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-38b53e6 [2022-11-25 22:20:45,391 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 22:20:45,393 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 22:20:45,416 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 22:20:45,416 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 22:20:45,422 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 22:20:45,425 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 22:20:45,429 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 22:20:45,431 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 22:20:45,439 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 22:20:45,440 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 22:20:45,443 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 22:20:45,443 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 22:20:45,448 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 22:20:45,450 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 22:20:45,451 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 22:20:45,451 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 22:20:45,452 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 22:20:45,453 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 22:20:45,455 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 22:20:45,456 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 22:20:45,461 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 22:20:45,463 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 22:20:45,464 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 22:20:45,475 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 22:20:45,476 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 22:20:45,476 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 22:20:45,479 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 22:20:45,479 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 22:20:45,480 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 22:20:45,481 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 22:20:45,482 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 22:20:45,484 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 22:20:45,485 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 22:20:45,485 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 22:20:45,486 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 22:20:45,486 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 22:20:45,486 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 22:20:45,487 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 22:20:45,488 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 22:20:45,489 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 22:20:45,490 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cf775cf-066b-47d3-a93e-6a7c0c0abaaa/bin/utaipan-ByfvJB40ur/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-25 22:20:45,533 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 22:20:45,533 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 22:20:45,534 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 22:20:45,534 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 22:20:45,535 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 22:20:45,535 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 22:20:45,535 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-25 22:20:45,535 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-25 22:20:45,536 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-25 22:20:45,536 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-25 22:20:45,537 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-25 22:20:45,537 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-25 22:20:45,537 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-25 22:20:45,537 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-25 22:20:45,538 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-25 22:20:45,538 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-25 22:20:45,538 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-25 22:20:45,538 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-25 22:20:45,539 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 22:20:45,539 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 22:20:45,539 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 22:20:45,539 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 22:20:45,540 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 22:20:45,540 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 22:20:45,540 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 22:20:45,540 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 22:20:45,541 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 22:20:45,541 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 22:20:45,541 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 22:20:45,541 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 22:20:45,542 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 22:20:45,542 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-25 22:20:45,542 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 22:20:45,542 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 22:20:45,542 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-25 22:20:45,543 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 22:20:45,543 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 22:20:45,543 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-25 22:20:45,543 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_4cf775cf-066b-47d3-a93e-6a7c0c0abaaa/bin/utaipan-ByfvJB40ur/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cf775cf-066b-47d3-a93e-6a7c0c0abaaa/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ebed12b86dce507000a7a0630996a9595573172c73db75fed69855441af252c1 [2022-11-25 22:20:45,823 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 22:20:45,849 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 22:20:45,851 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 22:20:45,853 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 22:20:45,853 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 22:20:45,856 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cf775cf-066b-47d3-a93e-6a7c0c0abaaa/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_fs-autofs4-autofs4.cil.i [2022-11-25 22:20:49,077 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 22:20:49,815 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 22:20:49,815 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cf775cf-066b-47d3-a93e-6a7c0c0abaaa/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_fs-autofs4-autofs4.cil.i [2022-11-25 22:20:49,869 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cf775cf-066b-47d3-a93e-6a7c0c0abaaa/bin/utaipan-ByfvJB40ur/data/f02f00da4/08d3bb9c07a644be91b31a5e01e4fb01/FLAG8da7f54a2 [2022-11-25 22:20:49,891 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cf775cf-066b-47d3-a93e-6a7c0c0abaaa/bin/utaipan-ByfvJB40ur/data/f02f00da4/08d3bb9c07a644be91b31a5e01e4fb01 [2022-11-25 22:20:49,896 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 22:20:49,898 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 22:20:49,899 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 22:20:49,900 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 22:20:49,903 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 22:20:49,905 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:20:49" (1/1) ... [2022-11-25 22:20:49,906 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6417f6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:20:49, skipping insertion in model container [2022-11-25 22:20:49,906 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:20:49" (1/1) ... [2022-11-25 22:20:49,914 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 22:20:50,169 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 22:20:50,739 WARN L623 FunctionHandler]: Unknown extern function mount_nodev [2022-11-25 22:20:50,791 WARN L623 FunctionHandler]: Unknown extern function register_filesystem [2022-11-25 22:20:50,799 WARN L623 FunctionHandler]: Unknown extern function unregister_filesystem [2022-11-25 22:20:51,173 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:51,175 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:51,176 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:51,176 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:51,176 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:51,177 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:51,177 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:51,178 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:51,178 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:51,179 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:51,179 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:51,180 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:51,181 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:51,181 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:51,181 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:51,182 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:51,182 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:51,182 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:51,183 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:51,183 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:51,183 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:51,184 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:51,184 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:51,184 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:51,185 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:51,185 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:51,185 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:51,186 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:51,186 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:51,186 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:51,187 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:51,187 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:51,187 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:51,188 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:51,188 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:51,189 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:51,189 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:51,189 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:51,190 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:51,190 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:51,190 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:51,191 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:51,191 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:51,191 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:51,200 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-11-25 22:20:51,317 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-25 22:20:51,615 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:20:51,625 WARN L623 FunctionHandler]: Unknown extern function put_pid [2022-11-25 22:20:51,636 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:20:51,640 WARN L623 FunctionHandler]: Unknown extern function kill_litter_super [2022-11-25 22:20:51,642 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_68 [2022-11-25 22:20:51,642 WARN L623 FunctionHandler]: Unknown extern function kfree_call_rcu [2022-11-25 22:20:51,650 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:20:51,652 WARN L623 FunctionHandler]: Unknown extern function from_kuid_munged [2022-11-25 22:20:51,653 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:20:51,656 WARN L623 FunctionHandler]: Unknown extern function from_kgid_munged [2022-11-25 22:20:51,665 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:20:51,667 WARN L623 FunctionHandler]: Unknown extern function pid_vnr [2022-11-25 22:20:51,668 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:20:51,668 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:20:51,669 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:20:51,670 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:20:51,671 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:20:51,673 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:20:51,675 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:20:51,681 WARN L623 FunctionHandler]: Unknown extern function clear_inode [2022-11-25 22:20:51,682 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:20:51,700 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-25 22:20:51,702 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-25 22:20:51,704 WARN L623 FunctionHandler]: Unknown extern function match_token [2022-11-25 22:20:51,709 WARN L623 FunctionHandler]: Unknown extern function match_int [2022-11-25 22:20:51,710 WARN L623 FunctionHandler]: Unknown extern function match_int [2022-11-25 22:20:51,710 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-25 22:20:51,710 WARN L623 FunctionHandler]: Unknown extern function make_kuid [2022-11-25 22:20:51,711 WARN L623 FunctionHandler]: Unknown extern function match_int [2022-11-25 22:20:51,712 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-25 22:20:51,712 WARN L623 FunctionHandler]: Unknown extern function make_kgid [2022-11-25 22:20:51,714 WARN L623 FunctionHandler]: Unknown extern function match_int [2022-11-25 22:20:51,715 WARN L623 FunctionHandler]: Unknown extern function match_int [2022-11-25 22:20:51,717 WARN L623 FunctionHandler]: Unknown extern function match_int [2022-11-25 22:20:51,719 WARN L623 FunctionHandler]: Unknown extern function strsep [2022-11-25 22:20:51,787 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:20:51,788 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-25 22:20:51,789 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-25 22:20:51,789 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 22:20:51,790 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 22:20:51,791 WARN L623 FunctionHandler]: Unknown extern function d_make_root [2022-11-25 22:20:51,792 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:20:51,793 WARN L623 FunctionHandler]: Unknown extern function find_get_pid [2022-11-25 22:20:51,794 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:20:51,794 WARN L623 FunctionHandler]: Unknown extern function get_task_pid [2022-11-25 22:20:51,795 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:20:51,798 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:20:51,798 WARN L623 FunctionHandler]: Unknown extern function fget [2022-11-25 22:20:51,799 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:20:51,800 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:20:51,800 WARN L623 FunctionHandler]: Unknown extern function fput [2022-11-25 22:20:51,800 WARN L623 FunctionHandler]: Unknown extern function dput [2022-11-25 22:20:51,800 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:20:51,801 WARN L623 FunctionHandler]: Unknown extern function put_pid [2022-11-25 22:20:51,801 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:20:51,802 WARN L623 FunctionHandler]: Unknown extern function new_inode [2022-11-25 22:20:51,804 WARN L623 FunctionHandler]: Unknown extern function current_kernel_time [2022-11-25 22:20:51,804 WARN L623 FunctionHandler]: Unknown extern function get_next_ino [2022-11-25 22:20:51,805 WARN L623 FunctionHandler]: Unknown extern function set_nlink [2022-11-25 22:20:51,807 WARN L623 FunctionHandler]: Unknown extern function simple_statfs [2022-11-25 22:20:51,821 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-11-25 22:20:51,836 WARN L623 FunctionHandler]: Unknown extern function __list_del_entry [2022-11-25 22:20:51,920 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-11-25 22:20:51,944 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-11-25 22:20:51,998 WARN L623 FunctionHandler]: Unknown extern function d_instantiate [2022-11-25 22:20:51,998 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-11-25 22:20:52,021 WARN L623 FunctionHandler]: Unknown extern function lockref_get [2022-11-25 22:20:52,093 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:52,114 WARN L623 FunctionHandler]: Unknown extern function __task_pid_nr_ns [2022-11-25 22:20:52,267 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:20:52,268 WARN L623 FunctionHandler]: Unknown extern function simple_empty [2022-11-25 22:20:52,275 WARN L623 FunctionHandler]: Unknown extern function dcache_dir_open [2022-11-25 22:20:52,278 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:20:52,280 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-11-25 22:20:52,285 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-11-25 22:20:52,293 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-25 22:20:52,305 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-25 22:20:52,314 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:20:52,316 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:20:52,322 WARN L623 FunctionHandler]: Unknown extern function dput [2022-11-25 22:20:52,330 WARN L623 FunctionHandler]: Unknown extern function d_lookup [2022-11-25 22:20:52,332 WARN L623 FunctionHandler]: Unknown extern function dput [2022-11-25 22:20:52,336 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:20:52,339 WARN L623 FunctionHandler]: Unknown extern function have_submounts [2022-11-25 22:20:52,339 WARN L623 FunctionHandler]: Unknown extern function simple_empty [2022-11-25 22:20:52,346 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:20:52,349 WARN L623 FunctionHandler]: Unknown extern function simple_empty [2022-11-25 22:20:52,355 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:20:52,360 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:20:52,370 WARN L623 FunctionHandler]: Unknown extern function d_instantiate [2022-11-25 22:20:52,373 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:20:52,376 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:20:52,380 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:20:52,381 WARN L623 FunctionHandler]: Unknown extern function current_kernel_time [2022-11-25 22:20:52,382 WARN L623 FunctionHandler]: Unknown extern function capable [2022-11-25 22:20:52,384 WARN L623 FunctionHandler]: Unknown extern function dput [2022-11-25 22:20:52,385 WARN L623 FunctionHandler]: Unknown extern function clear_nlink [2022-11-25 22:20:52,388 WARN L623 FunctionHandler]: Unknown extern function current_kernel_time [2022-11-25 22:20:52,389 WARN L623 FunctionHandler]: Unknown extern function d_drop [2022-11-25 22:20:52,404 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:20:52,405 WARN L623 FunctionHandler]: Unknown extern function simple_empty [2022-11-25 22:20:52,405 WARN L623 FunctionHandler]: Unknown extern function d_drop [2022-11-25 22:20:52,408 WARN L623 FunctionHandler]: Unknown extern function dput [2022-11-25 22:20:52,410 WARN L623 FunctionHandler]: Unknown extern function clear_nlink [2022-11-25 22:20:52,410 WARN L623 FunctionHandler]: Unknown extern function drop_nlink [2022-11-25 22:20:52,412 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:20:52,419 WARN L623 FunctionHandler]: Unknown extern function inc_nlink [2022-11-25 22:20:52,420 WARN L623 FunctionHandler]: Unknown extern function current_kernel_time [2022-11-25 22:20:52,425 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 22:20:52,426 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 22:20:52,431 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 22:20:52,432 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 22:20:52,437 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 22:20:52,443 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 22:20:52,449 WARN L623 FunctionHandler]: Unknown extern function may_umount [2022-11-25 22:20:52,452 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:20:52,453 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 22:20:52,467 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:20:52,468 WARN L623 FunctionHandler]: Unknown extern function capable [2022-11-25 22:20:52,477 WARN L623 FunctionHandler]: Unknown extern function dcache_readdir [2022-11-25 22:20:52,477 WARN L623 FunctionHandler]: Unknown extern function dcache_dir_lseek [2022-11-25 22:20:52,478 WARN L623 FunctionHandler]: Unknown extern function generic_read_dir [2022-11-25 22:20:52,478 WARN L623 FunctionHandler]: Unknown extern function dcache_readdir [2022-11-25 22:20:52,479 WARN L623 FunctionHandler]: Unknown extern function dcache_dir_lseek [2022-11-25 22:20:52,479 WARN L623 FunctionHandler]: Unknown extern function generic_read_dir [2022-11-25 22:20:52,482 WARN L623 FunctionHandler]: Unknown extern function dcache_dir_open [2022-11-25 22:20:52,482 WARN L623 FunctionHandler]: Unknown extern function dcache_dir_close [2022-11-25 22:20:52,482 WARN L623 FunctionHandler]: Unknown extern function dcache_dir_close [2022-11-25 22:20:52,507 WARN L623 FunctionHandler]: Unknown extern function generic_readlink [2022-11-25 22:20:52,643 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-25 22:20:52,649 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-25 22:20:52,655 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-25 22:20:52,665 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-11-25 22:20:52,675 WARN L623 FunctionHandler]: Unknown extern function trace_hardirqs_off [2022-11-25 22:20:52,676 WARN L623 FunctionHandler]: Unknown extern function lock_acquire [2022-11-25 22:20:52,676 WARN L623 FunctionHandler]: Unknown extern function lock_release [2022-11-25 22:20:52,676 WARN L623 FunctionHandler]: Unknown extern function trace_hardirqs_off [2022-11-25 22:20:52,677 WARN L623 FunctionHandler]: Unknown extern function trace_hardirqs_on [2022-11-25 22:20:52,743 WARN L623 FunctionHandler]: Unknown extern function lock_acquire [2022-11-25 22:20:52,747 WARN L623 FunctionHandler]: Unknown extern function lock_release [2022-11-25 22:20:52,752 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-25 22:20:52,752 WARN L623 FunctionHandler]: Unknown extern function rcu_is_watching [2022-11-25 22:20:52,753 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-11-25 22:20:52,758 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-25 22:20:52,759 WARN L623 FunctionHandler]: Unknown extern function rcu_is_watching [2022-11-25 22:20:52,759 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-11-25 22:20:52,810 WARN L623 FunctionHandler]: Unknown extern function __task_pid_nr_ns [2022-11-25 22:20:52,829 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 22:20:52,830 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 22:20:52,831 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:20:52,832 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:20:52,832 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-11-25 22:20:52,832 WARN L623 FunctionHandler]: Unknown extern function fput [2022-11-25 22:20:52,833 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 22:20:52,839 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 22:20:52,847 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 22:20:52,849 WARN L623 FunctionHandler]: Unknown extern function recalc_sigpending [2022-11-25 22:20:52,855 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:20:52,865 WARN L623 FunctionHandler]: Unknown extern function from_kuid_munged [2022-11-25 22:20:52,865 WARN L623 FunctionHandler]: Unknown extern function from_kgid_munged [2022-11-25 22:20:52,866 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:20:52,866 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 22:20:52,867 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 22:20:52,867 WARN L623 FunctionHandler]: Unknown extern function fput [2022-11-25 22:20:52,874 WARN L623 FunctionHandler]: Unknown extern function strncpy [2022-11-25 22:20:52,875 WARN L623 FunctionHandler]: Unknown extern function strncpy [2022-11-25 22:20:52,881 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-25 22:20:52,888 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 22:20:52,888 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout_interruptible [2022-11-25 22:20:52,888 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_interruptible_nested [2022-11-25 22:20:52,889 WARN L623 FunctionHandler]: Unknown extern function d_lookup [2022-11-25 22:20:52,890 WARN L623 FunctionHandler]: Unknown extern function have_submounts [2022-11-25 22:20:52,890 WARN L623 FunctionHandler]: Unknown extern function dput [2022-11-25 22:20:52,892 WARN L623 FunctionHandler]: Unknown extern function task_tgid_nr_ns [2022-11-25 22:20:52,894 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 22:20:52,895 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:20:52,895 WARN L623 FunctionHandler]: Unknown extern function full_name_hash [2022-11-25 22:20:52,895 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_interruptible_nested [2022-11-25 22:20:52,896 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:20:52,896 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 22:20:52,896 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:20:52,897 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:20:52,897 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 22:20:52,898 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-11-25 22:20:52,898 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-25 22:20:52,899 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-25 22:20:52,901 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:20:52,902 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:20:52,903 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 22:20:52,903 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:20:52,905 WARN L623 FunctionHandler]: Unknown extern function recalc_sigpending [2022-11-25 22:20:52,906 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait_event [2022-11-25 22:20:52,907 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-11-25 22:20:52,907 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-11-25 22:20:52,907 WARN L623 FunctionHandler]: Unknown extern function recalc_sigpending [2022-11-25 22:20:52,909 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:20:52,909 WARN L623 FunctionHandler]: Unknown extern function d_lookup [2022-11-25 22:20:52,910 WARN L623 FunctionHandler]: Unknown extern function dput [2022-11-25 22:20:52,911 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 22:20:52,911 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:20:52,911 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 22:20:52,912 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 22:20:52,913 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 22:20:52,913 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:20:52,914 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-11-25 22:20:52,914 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:20:52,914 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 22:20:52,915 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-11-25 22:20:52,915 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-11-25 22:20:52,916 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-11-25 22:20:52,921 WARN L623 FunctionHandler]: Unknown extern function __list_del_entry [2022-11-25 22:20:52,935 WARN L623 FunctionHandler]: Unknown extern function lock_set_class [2022-11-25 22:20:52,962 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_trylock [2022-11-25 22:20:52,972 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-11-25 22:20:53,011 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 22:20:53,011 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-11-25 22:20:53,011 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-11-25 22:20:53,012 WARN L623 FunctionHandler]: Unknown extern function __copy_to_user_overflow [2022-11-25 22:20:53,040 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:20:53,041 WARN L623 FunctionHandler]: Unknown extern function path_get [2022-11-25 22:20:53,041 WARN L623 FunctionHandler]: Unknown extern function follow_down_one [2022-11-25 22:20:53,042 WARN L623 FunctionHandler]: Unknown extern function may_umount_tree [2022-11-25 22:20:53,043 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:20:53,044 WARN L623 FunctionHandler]: Unknown extern function path_put [2022-11-25 22:20:53,050 WARN L623 FunctionHandler]: Unknown extern function dput [2022-11-25 22:20:53,051 WARN L623 FunctionHandler]: Unknown extern function dput [2022-11-25 22:20:53,057 WARN L623 FunctionHandler]: Unknown extern function dput [2022-11-25 22:20:53,059 WARN L623 FunctionHandler]: Unknown extern function dput [2022-11-25 22:20:53,065 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:20:53,065 WARN L623 FunctionHandler]: Unknown extern function may_umount_tree [2022-11-25 22:20:53,072 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:20:53,073 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:20:53,074 WARN L623 FunctionHandler]: Unknown extern function dput [2022-11-25 22:20:53,075 WARN L623 FunctionHandler]: Unknown extern function d_invalidate [2022-11-25 22:20:53,075 WARN L623 FunctionHandler]: Unknown extern function dput [2022-11-25 22:20:53,116 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:20:53,118 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:20:53,121 WARN L623 FunctionHandler]: Unknown extern function dput [2022-11-25 22:20:53,124 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:20:53,139 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:20:53,140 WARN L623 FunctionHandler]: Unknown extern function simple_empty [2022-11-25 22:20:53,143 WARN L623 FunctionHandler]: Unknown extern function dput [2022-11-25 22:20:53,145 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:20:53,150 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:20:53,150 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion [2022-11-25 22:20:53,153 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:20:53,155 WARN L623 FunctionHandler]: Unknown extern function dput [2022-11-25 22:20:53,156 WARN L623 FunctionHandler]: Unknown extern function complete_all [2022-11-25 22:20:53,157 WARN L623 FunctionHandler]: Unknown extern function complete_all [2022-11-25 22:20:53,158 WARN L623 FunctionHandler]: Unknown extern function dput [2022-11-25 22:20:53,159 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 22:20:53,159 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-11-25 22:20:53,160 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-11-25 22:20:53,160 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-11-25 22:20:53,221 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 22:20:53,222 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-11-25 22:20:53,223 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-11-25 22:20:53,223 WARN L623 FunctionHandler]: Unknown extern function __copy_from_user_overflow [2022-11-25 22:20:53,285 WARN L623 FunctionHandler]: Unknown extern function memchr [2022-11-25 22:20:53,291 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:20:53,298 WARN L623 FunctionHandler]: Unknown extern function memdup_user [2022-11-25 22:20:53,304 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:20:53,309 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:20:53,310 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:20:53,311 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:20:53,332 WARN L623 FunctionHandler]: Unknown extern function kern_path_mountpoint [2022-11-25 22:20:53,333 WARN L623 FunctionHandler]: Unknown extern function path_get [2022-11-25 22:20:53,334 WARN L623 FunctionHandler]: Unknown extern function follow_up [2022-11-25 22:20:53,334 WARN L623 FunctionHandler]: Unknown extern function path_put [2022-11-25 22:20:53,358 WARN L623 FunctionHandler]: Unknown extern function get_unused_fd_flags [2022-11-25 22:20:53,359 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-25 22:20:53,360 WARN L623 FunctionHandler]: Unknown extern function dentry_open [2022-11-25 22:20:53,360 WARN L623 FunctionHandler]: Unknown extern function path_put [2022-11-25 22:20:53,361 WARN L623 FunctionHandler]: Unknown extern function fd_install [2022-11-25 22:20:53,361 WARN L623 FunctionHandler]: Unknown extern function put_unused_fd [2022-11-25 22:20:53,372 WARN L623 FunctionHandler]: Unknown extern function sys_close [2022-11-25 22:20:53,390 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 22:20:53,394 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 22:20:53,394 WARN L623 FunctionHandler]: Unknown extern function get_task_pid [2022-11-25 22:20:53,395 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:20:53,396 WARN L623 FunctionHandler]: Unknown extern function fget [2022-11-25 22:20:53,397 WARN L623 FunctionHandler]: Unknown extern function fput [2022-11-25 22:20:53,397 WARN L623 FunctionHandler]: Unknown extern function put_pid [2022-11-25 22:20:53,398 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 22:20:53,414 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-25 22:20:53,415 WARN L623 FunctionHandler]: Unknown extern function from_kuid_munged [2022-11-25 22:20:53,416 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-25 22:20:53,416 WARN L623 FunctionHandler]: Unknown extern function from_kgid_munged [2022-11-25 22:20:53,417 WARN L623 FunctionHandler]: Unknown extern function path_put [2022-11-25 22:20:53,427 WARN L623 FunctionHandler]: Unknown extern function may_umount [2022-11-25 22:20:53,434 WARN L623 FunctionHandler]: Unknown extern function kern_path_mountpoint [2022-11-25 22:20:53,436 WARN L623 FunctionHandler]: Unknown extern function have_submounts [2022-11-25 22:20:53,437 WARN L623 FunctionHandler]: Unknown extern function follow_down_one [2022-11-25 22:20:53,437 WARN L623 FunctionHandler]: Unknown extern function path_put [2022-11-25 22:20:53,451 WARN L623 FunctionHandler]: Unknown extern function capable [2022-11-25 22:20:53,454 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:20:53,455 WARN L623 FunctionHandler]: Unknown extern function fget [2022-11-25 22:20:53,455 WARN L623 FunctionHandler]: Unknown extern function fput [2022-11-25 22:20:53,456 WARN L623 FunctionHandler]: Unknown extern function fput [2022-11-25 22:20:53,456 WARN L623 FunctionHandler]: Unknown extern function fput [2022-11-25 22:20:53,468 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:20:53,518 WARN L623 FunctionHandler]: Unknown extern function noop_llseek [2022-11-25 22:20:53,520 WARN L623 FunctionHandler]: Unknown extern function misc_register [2022-11-25 22:20:53,521 WARN L623 FunctionHandler]: Unknown extern function misc_deregister [2022-11-25 22:20:53,572 WARN L623 FunctionHandler]: Unknown extern function ldv_check_alloc_flags [2022-11-25 22:20:53,573 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-11-25 22:20:53,583 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-25 22:20:54,002 WARN L237 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_4cf775cf-066b-47d3-a93e-6a7c0c0abaaa/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_fs-autofs4-autofs4.cil.i[402143,402156] [2022-11-25 22:20:54,005 WARN L237 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_4cf775cf-066b-47d3-a93e-6a7c0c0abaaa/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_fs-autofs4-autofs4.cil.i[402312,402325] [2022-11-25 22:20:54,006 WARN L237 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_4cf775cf-066b-47d3-a93e-6a7c0c0abaaa/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_fs-autofs4-autofs4.cil.i[402479,402492] [2022-11-25 22:20:54,006 WARN L237 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_4cf775cf-066b-47d3-a93e-6a7c0c0abaaa/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_fs-autofs4-autofs4.cil.i[402647,402660] [2022-11-25 22:20:54,013 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:54,014 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:54,019 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:54,020 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:54,020 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:54,026 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:54,028 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:54,029 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:54,030 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:54,031 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:54,034 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 22:20:54,066 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 22:20:54,157 WARN L623 FunctionHandler]: Unknown extern function mount_nodev [2022-11-25 22:20:54,161 WARN L623 FunctionHandler]: Unknown extern function register_filesystem [2022-11-25 22:20:54,161 WARN L623 FunctionHandler]: Unknown extern function unregister_filesystem [2022-11-25 22:20:54,168 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:54,168 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:54,169 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:54,169 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:54,169 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:54,170 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:54,170 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:54,170 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:54,171 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:54,171 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:54,171 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:54,172 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:54,172 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:54,172 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:54,173 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:54,173 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:54,173 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:54,173 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:54,174 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:54,174 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:54,174 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:54,175 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:54,175 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:54,175 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:54,175 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:54,176 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:54,176 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:54,176 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:54,176 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:54,177 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:54,177 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:54,177 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:54,178 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:54,178 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:54,178 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:54,179 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:54,179 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:54,179 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:54,179 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:54,180 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:54,180 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:54,180 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:54,180 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:54,181 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:54,184 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-11-25 22:20:54,206 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-25 22:20:54,216 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:20:54,217 WARN L623 FunctionHandler]: Unknown extern function put_pid [2022-11-25 22:20:54,219 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:20:54,219 WARN L623 FunctionHandler]: Unknown extern function kill_litter_super [2022-11-25 22:20:54,220 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_68 [2022-11-25 22:20:54,220 WARN L623 FunctionHandler]: Unknown extern function kfree_call_rcu [2022-11-25 22:20:54,224 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:20:54,225 WARN L623 FunctionHandler]: Unknown extern function from_kuid_munged [2022-11-25 22:20:54,226 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:20:54,226 WARN L623 FunctionHandler]: Unknown extern function from_kgid_munged [2022-11-25 22:20:54,227 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:20:54,227 WARN L623 FunctionHandler]: Unknown extern function pid_vnr [2022-11-25 22:20:54,228 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:20:54,228 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:20:54,228 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:20:54,229 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:20:54,229 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:20:54,230 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:20:54,230 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:20:54,231 WARN L623 FunctionHandler]: Unknown extern function clear_inode [2022-11-25 22:20:54,231 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:20:54,233 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-25 22:20:54,234 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-25 22:20:54,235 WARN L623 FunctionHandler]: Unknown extern function match_token [2022-11-25 22:20:54,236 WARN L623 FunctionHandler]: Unknown extern function match_int [2022-11-25 22:20:54,236 WARN L623 FunctionHandler]: Unknown extern function match_int [2022-11-25 22:20:54,236 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-25 22:20:54,237 WARN L623 FunctionHandler]: Unknown extern function make_kuid [2022-11-25 22:20:54,237 WARN L623 FunctionHandler]: Unknown extern function match_int [2022-11-25 22:20:54,238 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-25 22:20:54,238 WARN L623 FunctionHandler]: Unknown extern function make_kgid [2022-11-25 22:20:54,239 WARN L623 FunctionHandler]: Unknown extern function match_int [2022-11-25 22:20:54,239 WARN L623 FunctionHandler]: Unknown extern function match_int [2022-11-25 22:20:54,240 WARN L623 FunctionHandler]: Unknown extern function match_int [2022-11-25 22:20:54,240 WARN L623 FunctionHandler]: Unknown extern function strsep [2022-11-25 22:20:54,243 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:20:54,244 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-25 22:20:54,245 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-25 22:20:54,245 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 22:20:54,246 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 22:20:54,248 WARN L623 FunctionHandler]: Unknown extern function d_make_root [2022-11-25 22:20:54,249 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:20:54,250 WARN L623 FunctionHandler]: Unknown extern function find_get_pid [2022-11-25 22:20:54,250 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:20:54,251 WARN L623 FunctionHandler]: Unknown extern function get_task_pid [2022-11-25 22:20:54,255 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:20:54,256 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:20:54,257 WARN L623 FunctionHandler]: Unknown extern function fget [2022-11-25 22:20:54,257 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:20:54,258 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:20:54,258 WARN L623 FunctionHandler]: Unknown extern function fput [2022-11-25 22:20:54,259 WARN L623 FunctionHandler]: Unknown extern function dput [2022-11-25 22:20:54,259 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:20:54,259 WARN L623 FunctionHandler]: Unknown extern function put_pid [2022-11-25 22:20:54,259 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:20:54,260 WARN L623 FunctionHandler]: Unknown extern function new_inode [2022-11-25 22:20:54,261 WARN L623 FunctionHandler]: Unknown extern function current_kernel_time [2022-11-25 22:20:54,262 WARN L623 FunctionHandler]: Unknown extern function get_next_ino [2022-11-25 22:20:54,263 WARN L623 FunctionHandler]: Unknown extern function set_nlink [2022-11-25 22:20:54,307 WARN L623 FunctionHandler]: Unknown extern function simple_statfs [2022-11-25 22:20:54,307 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-11-25 22:20:54,308 WARN L623 FunctionHandler]: Unknown extern function __list_del_entry [2022-11-25 22:20:54,308 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-11-25 22:20:54,309 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-11-25 22:20:54,310 WARN L623 FunctionHandler]: Unknown extern function d_instantiate [2022-11-25 22:20:54,310 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-11-25 22:20:54,311 WARN L623 FunctionHandler]: Unknown extern function lockref_get [2022-11-25 22:20:54,311 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:54,312 WARN L623 FunctionHandler]: Unknown extern function __task_pid_nr_ns [2022-11-25 22:20:54,322 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:20:54,323 WARN L623 FunctionHandler]: Unknown extern function simple_empty [2022-11-25 22:20:54,324 WARN L623 FunctionHandler]: Unknown extern function dcache_dir_open [2022-11-25 22:20:54,326 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:20:54,326 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-11-25 22:20:54,327 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-11-25 22:20:54,329 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-25 22:20:54,332 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-25 22:20:54,335 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:20:54,336 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:20:54,337 WARN L623 FunctionHandler]: Unknown extern function dput [2022-11-25 22:20:54,339 WARN L623 FunctionHandler]: Unknown extern function d_lookup [2022-11-25 22:20:54,340 WARN L623 FunctionHandler]: Unknown extern function dput [2022-11-25 22:20:54,342 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:20:54,343 WARN L623 FunctionHandler]: Unknown extern function have_submounts [2022-11-25 22:20:54,344 WARN L623 FunctionHandler]: Unknown extern function simple_empty [2022-11-25 22:20:54,347 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:20:54,348 WARN L623 FunctionHandler]: Unknown extern function simple_empty [2022-11-25 22:20:54,350 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:20:54,352 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:20:54,353 WARN L623 FunctionHandler]: Unknown extern function d_instantiate [2022-11-25 22:20:54,356 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:20:54,358 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:20:54,358 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:20:54,359 WARN L623 FunctionHandler]: Unknown extern function current_kernel_time [2022-11-25 22:20:54,360 WARN L623 FunctionHandler]: Unknown extern function capable [2022-11-25 22:20:54,361 WARN L623 FunctionHandler]: Unknown extern function dput [2022-11-25 22:20:54,362 WARN L623 FunctionHandler]: Unknown extern function clear_nlink [2022-11-25 22:20:54,363 WARN L623 FunctionHandler]: Unknown extern function current_kernel_time [2022-11-25 22:20:54,363 WARN L623 FunctionHandler]: Unknown extern function d_drop [2022-11-25 22:20:54,367 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:20:54,368 WARN L623 FunctionHandler]: Unknown extern function simple_empty [2022-11-25 22:20:54,368 WARN L623 FunctionHandler]: Unknown extern function d_drop [2022-11-25 22:20:54,369 WARN L623 FunctionHandler]: Unknown extern function dput [2022-11-25 22:20:54,369 WARN L623 FunctionHandler]: Unknown extern function clear_nlink [2022-11-25 22:20:54,370 WARN L623 FunctionHandler]: Unknown extern function drop_nlink [2022-11-25 22:20:54,372 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:20:54,374 WARN L623 FunctionHandler]: Unknown extern function inc_nlink [2022-11-25 22:20:54,375 WARN L623 FunctionHandler]: Unknown extern function current_kernel_time [2022-11-25 22:20:54,375 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 22:20:54,375 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 22:20:54,376 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 22:20:54,377 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 22:20:54,377 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 22:20:54,378 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 22:20:54,378 WARN L623 FunctionHandler]: Unknown extern function may_umount [2022-11-25 22:20:54,379 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:20:54,380 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 22:20:54,382 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:20:54,383 WARN L623 FunctionHandler]: Unknown extern function capable [2022-11-25 22:20:54,391 WARN L623 FunctionHandler]: Unknown extern function dcache_readdir [2022-11-25 22:20:54,391 WARN L623 FunctionHandler]: Unknown extern function dcache_dir_lseek [2022-11-25 22:20:54,391 WARN L623 FunctionHandler]: Unknown extern function generic_read_dir [2022-11-25 22:20:54,392 WARN L623 FunctionHandler]: Unknown extern function dcache_readdir [2022-11-25 22:20:54,392 WARN L623 FunctionHandler]: Unknown extern function dcache_dir_lseek [2022-11-25 22:20:54,392 WARN L623 FunctionHandler]: Unknown extern function generic_read_dir [2022-11-25 22:20:54,393 WARN L623 FunctionHandler]: Unknown extern function dcache_dir_open [2022-11-25 22:20:54,393 WARN L623 FunctionHandler]: Unknown extern function dcache_dir_close [2022-11-25 22:20:54,394 WARN L623 FunctionHandler]: Unknown extern function dcache_dir_close [2022-11-25 22:20:54,397 WARN L623 FunctionHandler]: Unknown extern function generic_readlink [2022-11-25 22:20:54,399 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-25 22:20:54,400 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-25 22:20:54,401 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-25 22:20:54,401 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-11-25 22:20:54,402 WARN L623 FunctionHandler]: Unknown extern function trace_hardirqs_off [2022-11-25 22:20:54,402 WARN L623 FunctionHandler]: Unknown extern function lock_acquire [2022-11-25 22:20:54,402 WARN L623 FunctionHandler]: Unknown extern function lock_release [2022-11-25 22:20:54,403 WARN L623 FunctionHandler]: Unknown extern function trace_hardirqs_off [2022-11-25 22:20:54,403 WARN L623 FunctionHandler]: Unknown extern function trace_hardirqs_on [2022-11-25 22:20:54,405 WARN L623 FunctionHandler]: Unknown extern function lock_acquire [2022-11-25 22:20:54,405 WARN L623 FunctionHandler]: Unknown extern function lock_release [2022-11-25 22:20:54,405 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-25 22:20:54,406 WARN L623 FunctionHandler]: Unknown extern function rcu_is_watching [2022-11-25 22:20:54,406 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-11-25 22:20:54,406 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-25 22:20:54,407 WARN L623 FunctionHandler]: Unknown extern function rcu_is_watching [2022-11-25 22:20:54,407 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-11-25 22:20:54,412 WARN L623 FunctionHandler]: Unknown extern function __task_pid_nr_ns [2022-11-25 22:20:54,413 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 22:20:54,413 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 22:20:54,414 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:20:54,415 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:20:54,415 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-11-25 22:20:54,415 WARN L623 FunctionHandler]: Unknown extern function fput [2022-11-25 22:20:54,416 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 22:20:54,417 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 22:20:54,418 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 22:20:54,419 WARN L623 FunctionHandler]: Unknown extern function recalc_sigpending [2022-11-25 22:20:54,420 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:20:54,423 WARN L623 FunctionHandler]: Unknown extern function from_kuid_munged [2022-11-25 22:20:54,424 WARN L623 FunctionHandler]: Unknown extern function from_kgid_munged [2022-11-25 22:20:54,424 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:20:54,424 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 22:20:54,425 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 22:20:54,425 WARN L623 FunctionHandler]: Unknown extern function fput [2022-11-25 22:20:54,427 WARN L623 FunctionHandler]: Unknown extern function strncpy [2022-11-25 22:20:54,428 WARN L623 FunctionHandler]: Unknown extern function strncpy [2022-11-25 22:20:54,429 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-25 22:20:54,430 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 22:20:54,431 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout_interruptible [2022-11-25 22:20:54,431 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_interruptible_nested [2022-11-25 22:20:54,432 WARN L623 FunctionHandler]: Unknown extern function d_lookup [2022-11-25 22:20:54,433 WARN L623 FunctionHandler]: Unknown extern function have_submounts [2022-11-25 22:20:54,433 WARN L623 FunctionHandler]: Unknown extern function dput [2022-11-25 22:20:54,435 WARN L623 FunctionHandler]: Unknown extern function task_tgid_nr_ns [2022-11-25 22:20:54,436 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 22:20:54,437 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:20:54,437 WARN L623 FunctionHandler]: Unknown extern function full_name_hash [2022-11-25 22:20:54,437 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_interruptible_nested [2022-11-25 22:20:54,438 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:20:54,438 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 22:20:54,438 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:20:54,439 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:20:54,439 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 22:20:54,440 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-11-25 22:20:54,440 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-25 22:20:54,441 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-25 22:20:54,442 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:20:54,443 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:20:54,444 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 22:20:54,444 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:20:54,445 WARN L623 FunctionHandler]: Unknown extern function recalc_sigpending [2022-11-25 22:20:54,445 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait_event [2022-11-25 22:20:54,446 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-11-25 22:20:54,446 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-11-25 22:20:54,447 WARN L623 FunctionHandler]: Unknown extern function recalc_sigpending [2022-11-25 22:20:54,448 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:20:54,448 WARN L623 FunctionHandler]: Unknown extern function d_lookup [2022-11-25 22:20:54,449 WARN L623 FunctionHandler]: Unknown extern function dput [2022-11-25 22:20:54,449 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 22:20:54,450 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:20:54,450 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 22:20:54,451 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 22:20:54,451 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 22:20:54,452 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:20:54,452 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-11-25 22:20:54,453 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:20:54,453 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 22:20:54,453 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-11-25 22:20:54,454 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-11-25 22:20:54,454 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-11-25 22:20:54,454 WARN L623 FunctionHandler]: Unknown extern function __list_del_entry [2022-11-25 22:20:54,454 WARN L623 FunctionHandler]: Unknown extern function lock_set_class [2022-11-25 22:20:54,455 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_trylock [2022-11-25 22:20:54,456 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-11-25 22:20:54,457 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 22:20:54,457 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-11-25 22:20:54,457 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-11-25 22:20:54,458 WARN L623 FunctionHandler]: Unknown extern function __copy_to_user_overflow [2022-11-25 22:20:54,460 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:20:54,461 WARN L623 FunctionHandler]: Unknown extern function path_get [2022-11-25 22:20:54,461 WARN L623 FunctionHandler]: Unknown extern function follow_down_one [2022-11-25 22:20:54,462 WARN L623 FunctionHandler]: Unknown extern function may_umount_tree [2022-11-25 22:20:54,464 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:20:54,464 WARN L623 FunctionHandler]: Unknown extern function path_put [2022-11-25 22:20:54,466 WARN L623 FunctionHandler]: Unknown extern function dput [2022-11-25 22:20:54,467 WARN L623 FunctionHandler]: Unknown extern function dput [2022-11-25 22:20:54,469 WARN L623 FunctionHandler]: Unknown extern function dput [2022-11-25 22:20:54,470 WARN L623 FunctionHandler]: Unknown extern function dput [2022-11-25 22:20:54,471 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:20:54,472 WARN L623 FunctionHandler]: Unknown extern function may_umount_tree [2022-11-25 22:20:54,473 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:20:54,474 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:20:54,475 WARN L623 FunctionHandler]: Unknown extern function dput [2022-11-25 22:20:54,475 WARN L623 FunctionHandler]: Unknown extern function d_invalidate [2022-11-25 22:20:54,476 WARN L623 FunctionHandler]: Unknown extern function dput [2022-11-25 22:20:54,477 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:20:54,478 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:20:54,480 WARN L623 FunctionHandler]: Unknown extern function dput [2022-11-25 22:20:54,482 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:20:54,484 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:20:54,484 WARN L623 FunctionHandler]: Unknown extern function simple_empty [2022-11-25 22:20:54,485 WARN L623 FunctionHandler]: Unknown extern function dput [2022-11-25 22:20:54,486 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:20:54,489 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:20:54,490 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion [2022-11-25 22:20:54,491 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:20:54,492 WARN L623 FunctionHandler]: Unknown extern function dput [2022-11-25 22:20:54,493 WARN L623 FunctionHandler]: Unknown extern function complete_all [2022-11-25 22:20:54,494 WARN L623 FunctionHandler]: Unknown extern function complete_all [2022-11-25 22:20:54,494 WARN L623 FunctionHandler]: Unknown extern function dput [2022-11-25 22:20:54,494 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 22:20:54,495 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-11-25 22:20:54,495 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-11-25 22:20:54,496 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-11-25 22:20:54,497 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 22:20:54,497 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-11-25 22:20:54,497 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-11-25 22:20:54,498 WARN L623 FunctionHandler]: Unknown extern function __copy_from_user_overflow [2022-11-25 22:20:54,498 WARN L623 FunctionHandler]: Unknown extern function memchr [2022-11-25 22:20:54,499 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:20:54,500 WARN L623 FunctionHandler]: Unknown extern function memdup_user [2022-11-25 22:20:54,500 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:20:54,501 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:20:54,501 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:20:54,502 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:20:54,504 WARN L623 FunctionHandler]: Unknown extern function kern_path_mountpoint [2022-11-25 22:20:54,504 WARN L623 FunctionHandler]: Unknown extern function path_get [2022-11-25 22:20:54,505 WARN L623 FunctionHandler]: Unknown extern function follow_up [2022-11-25 22:20:54,505 WARN L623 FunctionHandler]: Unknown extern function path_put [2022-11-25 22:20:54,506 WARN L623 FunctionHandler]: Unknown extern function get_unused_fd_flags [2022-11-25 22:20:54,507 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-25 22:20:54,507 WARN L623 FunctionHandler]: Unknown extern function dentry_open [2022-11-25 22:20:54,507 WARN L623 FunctionHandler]: Unknown extern function path_put [2022-11-25 22:20:54,508 WARN L623 FunctionHandler]: Unknown extern function fd_install [2022-11-25 22:20:54,508 WARN L623 FunctionHandler]: Unknown extern function put_unused_fd [2022-11-25 22:20:54,509 WARN L623 FunctionHandler]: Unknown extern function sys_close [2022-11-25 22:20:54,510 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 22:20:54,511 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 22:20:54,511 WARN L623 FunctionHandler]: Unknown extern function get_task_pid [2022-11-25 22:20:54,511 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:20:54,512 WARN L623 FunctionHandler]: Unknown extern function fget [2022-11-25 22:20:54,512 WARN L623 FunctionHandler]: Unknown extern function fput [2022-11-25 22:20:54,513 WARN L623 FunctionHandler]: Unknown extern function put_pid [2022-11-25 22:20:54,513 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 22:20:54,515 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-25 22:20:54,515 WARN L623 FunctionHandler]: Unknown extern function from_kuid_munged [2022-11-25 22:20:54,515 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-25 22:20:54,516 WARN L623 FunctionHandler]: Unknown extern function from_kgid_munged [2022-11-25 22:20:54,516 WARN L623 FunctionHandler]: Unknown extern function path_put [2022-11-25 22:20:54,517 WARN L623 FunctionHandler]: Unknown extern function may_umount [2022-11-25 22:20:54,520 WARN L623 FunctionHandler]: Unknown extern function kern_path_mountpoint [2022-11-25 22:20:54,521 WARN L623 FunctionHandler]: Unknown extern function have_submounts [2022-11-25 22:20:54,521 WARN L623 FunctionHandler]: Unknown extern function follow_down_one [2022-11-25 22:20:54,522 WARN L623 FunctionHandler]: Unknown extern function path_put [2022-11-25 22:20:54,524 WARN L623 FunctionHandler]: Unknown extern function capable [2022-11-25 22:20:54,525 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:20:54,526 WARN L623 FunctionHandler]: Unknown extern function fget [2022-11-25 22:20:54,526 WARN L623 FunctionHandler]: Unknown extern function fput [2022-11-25 22:20:54,527 WARN L623 FunctionHandler]: Unknown extern function fput [2022-11-25 22:20:54,527 WARN L623 FunctionHandler]: Unknown extern function fput [2022-11-25 22:20:54,529 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:20:54,534 WARN L623 FunctionHandler]: Unknown extern function noop_llseek [2022-11-25 22:20:54,536 WARN L623 FunctionHandler]: Unknown extern function misc_register [2022-11-25 22:20:54,536 WARN L623 FunctionHandler]: Unknown extern function misc_deregister [2022-11-25 22:20:54,539 WARN L623 FunctionHandler]: Unknown extern function ldv_check_alloc_flags [2022-11-25 22:20:54,539 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-11-25 22:20:54,539 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-25 22:20:54,608 WARN L237 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_4cf775cf-066b-47d3-a93e-6a7c0c0abaaa/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_fs-autofs4-autofs4.cil.i[402143,402156] [2022-11-25 22:20:54,609 WARN L237 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_4cf775cf-066b-47d3-a93e-6a7c0c0abaaa/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_fs-autofs4-autofs4.cil.i[402312,402325] [2022-11-25 22:20:54,609 WARN L237 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_4cf775cf-066b-47d3-a93e-6a7c0c0abaaa/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_fs-autofs4-autofs4.cil.i[402479,402492] [2022-11-25 22:20:54,610 WARN L237 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_4cf775cf-066b-47d3-a93e-6a7c0c0abaaa/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_fs-autofs4-autofs4.cil.i[402647,402660] [2022-11-25 22:20:54,612 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:54,612 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:54,613 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:54,613 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:54,613 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:54,614 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:54,616 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:54,616 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:54,617 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:54,618 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:20:54,619 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 22:20:54,749 INFO L208 MainTranslator]: Completed translation [2022-11-25 22:20:54,749 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:20:54 WrapperNode [2022-11-25 22:20:54,749 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 22:20:54,751 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 22:20:54,751 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 22:20:54,751 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 22:20:54,758 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:20:54" (1/1) ... [2022-11-25 22:20:54,870 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:20:54" (1/1) ... [2022-11-25 22:20:55,217 INFO L138 Inliner]: procedures = 553, calls = 3861, calls flagged for inlining = 272, calls inlined = 248, statements flattened = 9211 [2022-11-25 22:20:55,218 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 22:20:55,219 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 22:20:55,219 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 22:20:55,219 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 22:20:55,228 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:20:54" (1/1) ... [2022-11-25 22:20:55,228 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:20:54" (1/1) ... [2022-11-25 22:20:55,295 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:20:54" (1/1) ... [2022-11-25 22:20:55,295 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:20:54" (1/1) ... [2022-11-25 22:20:55,455 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:20:54" (1/1) ... [2022-11-25 22:20:55,477 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:20:54" (1/1) ... [2022-11-25 22:20:55,513 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:20:54" (1/1) ... [2022-11-25 22:20:55,528 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:20:54" (1/1) ... [2022-11-25 22:20:55,565 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 22:20:55,566 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 22:20:55,566 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 22:20:55,567 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 22:20:55,567 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:20:54" (1/1) ... [2022-11-25 22:20:55,574 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 22:20:55,584 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cf775cf-066b-47d3-a93e-6a7c0c0abaaa/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 22:20:55,597 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cf775cf-066b-47d3-a93e-6a7c0c0abaaa/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-25 22:20:55,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cf775cf-066b-47d3-a93e-6a7c0c0abaaa/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-25 22:20:55,650 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_evict_inode [2022-11-25 22:20:55,650 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_evict_inode [2022-11-25 22:20:55,650 INFO L130 BoogieDeclarations]: Found specification of procedure dput [2022-11-25 22:20:55,650 INFO L138 BoogieDeclarations]: Found implementation of procedure dput [2022-11-25 22:20:55,650 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-25 22:20:55,650 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-25 22:20:55,651 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_dir_unlink [2022-11-25 22:20:55,651 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_dir_unlink [2022-11-25 22:20:55,651 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_get_inode [2022-11-25 22:20:55,651 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_get_inode [2022-11-25 22:20:55,651 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-11-25 22:20:55,651 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-11-25 22:20:55,651 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-25 22:20:55,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-25 22:20:55,651 INFO L130 BoogieDeclarations]: Found specification of procedure dcache_dir_lseek [2022-11-25 22:20:55,651 INFO L138 BoogieDeclarations]: Found implementation of procedure dcache_dir_lseek [2022-11-25 22:20:55,651 INFO L130 BoogieDeclarations]: Found specification of procedure do_expire_wait [2022-11-25 22:20:55,652 INFO L138 BoogieDeclarations]: Found implementation of procedure do_expire_wait [2022-11-25 22:20:55,652 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-25 22:20:55,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-25 22:20:55,652 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2022-11-25 22:20:55,652 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2022-11-25 22:20:55,652 INFO L130 BoogieDeclarations]: Found specification of procedure dget [2022-11-25 22:20:55,652 INFO L138 BoogieDeclarations]: Found implementation of procedure dget [2022-11-25 22:20:55,652 INFO L130 BoogieDeclarations]: Found specification of procedure lock_release [2022-11-25 22:20:55,652 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_release [2022-11-25 22:20:55,652 INFO L130 BoogieDeclarations]: Found specification of procedure current_kernel_time [2022-11-25 22:20:55,652 INFO L138 BoogieDeclarations]: Found implementation of procedure current_kernel_time [2022-11-25 22:20:55,653 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_expire_indirect [2022-11-25 22:20:55,653 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_expire_indirect [2022-11-25 22:20:55,653 INFO L130 BoogieDeclarations]: Found specification of procedure new_encode_dev [2022-11-25 22:20:55,653 INFO L138 BoogieDeclarations]: Found implementation of procedure new_encode_dev [2022-11-25 22:20:55,653 INFO L130 BoogieDeclarations]: Found specification of procedure managed_dentry_clear_managed [2022-11-25 22:20:55,653 INFO L138 BoogieDeclarations]: Found implementation of procedure managed_dentry_clear_managed [2022-11-25 22:20:55,653 INFO L130 BoogieDeclarations]: Found specification of procedure from_kgid_munged [2022-11-25 22:20:55,653 INFO L138 BoogieDeclarations]: Found implementation of procedure from_kgid_munged [2022-11-25 22:20:55,653 INFO L130 BoogieDeclarations]: Found specification of procedure follow_down_one [2022-11-25 22:20:55,653 INFO L138 BoogieDeclarations]: Found implementation of procedure follow_down_one [2022-11-25 22:20:55,654 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_show_options [2022-11-25 22:20:55,654 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_show_options [2022-11-25 22:20:55,654 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_48 [2022-11-25 22:20:55,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_48 [2022-11-25 22:20:55,654 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_57 [2022-11-25 22:20:55,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_57 [2022-11-25 22:20:55,654 INFO L130 BoogieDeclarations]: Found specification of procedure __autofs4_add_expiring [2022-11-25 22:20:55,654 INFO L138 BoogieDeclarations]: Found implementation of procedure __autofs4_add_expiring [2022-11-25 22:20:55,654 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-11-25 22:20:55,654 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_expire_wait [2022-11-25 22:20:55,654 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_expire_wait [2022-11-25 22:20:55,655 INFO L130 BoogieDeclarations]: Found specification of procedure autofs_dev_ioctl [2022-11-25 22:20:55,655 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs_dev_ioctl [2022-11-25 22:20:55,655 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-25 22:20:55,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-25 22:20:55,655 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2022-11-25 22:20:55,655 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2022-11-25 22:20:55,655 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-25 22:20:55,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-25 22:20:55,655 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-25 22:20:55,655 INFO L130 BoogieDeclarations]: Found specification of procedure d_count [2022-11-25 22:20:55,656 INFO L138 BoogieDeclarations]: Found implementation of procedure d_count [2022-11-25 22:20:55,656 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2022-11-25 22:20:55,656 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2022-11-25 22:20:55,656 INFO L130 BoogieDeclarations]: Found specification of procedure from_kuid_munged [2022-11-25 22:20:55,656 INFO L138 BoogieDeclarations]: Found implementation of procedure from_kuid_munged [2022-11-25 22:20:55,656 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-11-25 22:20:55,657 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-11-25 22:20:55,657 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-25 22:20:55,657 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-25 22:20:55,657 INFO L130 BoogieDeclarations]: Found specification of procedure fput [2022-11-25 22:20:55,657 INFO L138 BoogieDeclarations]: Found implementation of procedure fput [2022-11-25 22:20:55,657 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_oz_mode [2022-11-25 22:20:55,657 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_oz_mode [2022-11-25 22:20:55,657 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_do_expire_multi [2022-11-25 22:20:55,657 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_do_expire_multi [2022-11-25 22:20:55,657 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_NOT_ARG_SIGN [2022-11-25 22:20:55,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_NOT_ARG_SIGN [2022-11-25 22:20:55,658 INFO L130 BoogieDeclarations]: Found specification of procedure __task_pid_nr_ns [2022-11-25 22:20:55,658 INFO L138 BoogieDeclarations]: Found implementation of procedure __task_pid_nr_ns [2022-11-25 22:20:55,658 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-25 22:20:55,658 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-25 22:20:55,658 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_54 [2022-11-25 22:20:55,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_54 [2022-11-25 22:20:55,658 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_sbi [2022-11-25 22:20:55,658 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_sbi [2022-11-25 22:20:55,658 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-25 22:20:55,658 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-11-25 22:20:55,658 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-11-25 22:20:55,659 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_siglock_of_sighand_struct [2022-11-25 22:20:55,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_siglock_of_sighand_struct [2022-11-25 22:20:55,659 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_new_ino [2022-11-25 22:20:55,659 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_new_ino [2022-11-25 22:20:55,659 INFO L130 BoogieDeclarations]: Found specification of procedure simple_empty [2022-11-25 22:20:55,659 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_empty [2022-11-25 22:20:55,659 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-25 22:20:55,659 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-25 22:20:55,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-25 22:20:55,659 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_can_expire [2022-11-25 22:20:55,659 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_can_expire [2022-11-25 22:20:55,660 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_dentry_ino [2022-11-25 22:20:55,660 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_dentry_ino [2022-11-25 22:20:55,660 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-25 22:20:55,660 INFO L130 BoogieDeclarations]: Found specification of procedure fget [2022-11-25 22:20:55,660 INFO L138 BoogieDeclarations]: Found implementation of procedure fget [2022-11-25 22:20:55,660 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_dir_open [2022-11-25 22:20:55,660 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_dir_open [2022-11-25 22:20:55,660 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-25 22:20:55,660 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-25 22:20:55,660 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_dir_rmdir [2022-11-25 22:20:55,660 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_dir_rmdir [2022-11-25 22:20:55,661 INFO L130 BoogieDeclarations]: Found specification of procedure may_umount [2022-11-25 22:20:55,661 INFO L138 BoogieDeclarations]: Found implementation of procedure may_umount [2022-11-25 22:20:55,661 INFO L130 BoogieDeclarations]: Found specification of procedure autofs_dev_ioctl_exit [2022-11-25 22:20:55,661 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs_dev_ioctl_exit [2022-11-25 22:20:55,661 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2022-11-25 22:20:55,661 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2022-11-25 22:20:55,661 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-25 22:20:55,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-25 22:20:55,662 INFO L130 BoogieDeclarations]: Found specification of procedure dcache_dir_open [2022-11-25 22:20:55,662 INFO L138 BoogieDeclarations]: Found implementation of procedure dcache_dir_open [2022-11-25 22:20:55,662 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-11-25 22:20:55,662 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-11-25 22:20:55,662 INFO L130 BoogieDeclarations]: Found specification of procedure clear_nlink [2022-11-25 22:20:55,663 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_nlink [2022-11-25 22:20:55,663 INFO L130 BoogieDeclarations]: Found specification of procedure autofs_type_trigger [2022-11-25 22:20:55,663 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs_type_trigger [2022-11-25 22:20:55,663 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-11-25 22:20:55,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-11-25 22:20:55,663 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-25 22:20:55,663 INFO L130 BoogieDeclarations]: Found specification of procedure compat_ptr [2022-11-25 22:20:55,663 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_ptr [2022-11-25 22:20:55,663 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-11-25 22:20:55,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-11-25 22:20:55,664 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-11-25 22:20:55,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-11-25 22:20:55,664 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2022-11-25 22:20:55,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2022-11-25 22:20:55,664 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2022-11-25 22:20:55,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2022-11-25 22:20:55,664 INFO L130 BoogieDeclarations]: Found specification of procedure memchr [2022-11-25 22:20:55,664 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2022-11-25 22:20:55,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2022-11-25 22:20:55,664 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-25 22:20:55,664 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-25 22:20:55,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-25 22:20:55,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-25 22:20:55,665 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-25 22:20:55,665 INFO L130 BoogieDeclarations]: Found specification of procedure simple_positive [2022-11-25 22:20:55,665 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_positive [2022-11-25 22:20:55,665 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2022-11-25 22:20:55,665 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2022-11-25 22:20:55,665 INFO L130 BoogieDeclarations]: Found specification of procedure path_get [2022-11-25 22:20:55,665 INFO L138 BoogieDeclarations]: Found implementation of procedure path_get [2022-11-25 22:20:55,665 INFO L130 BoogieDeclarations]: Found specification of procedure dget_dlock [2022-11-25 22:20:55,665 INFO L138 BoogieDeclarations]: Found implementation of procedure dget_dlock [2022-11-25 22:20:55,665 INFO L130 BoogieDeclarations]: Found specification of procedure d_lookup [2022-11-25 22:20:55,666 INFO L138 BoogieDeclarations]: Found implementation of procedure d_lookup [2022-11-25 22:20:55,666 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2022-11-25 22:20:55,666 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2022-11-25 22:20:55,666 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2022-11-25 22:20:55,666 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2022-11-25 22:20:55,666 INFO L130 BoogieDeclarations]: Found specification of procedure recalc_sigpending [2022-11-25 22:20:55,666 INFO L138 BoogieDeclarations]: Found implementation of procedure recalc_sigpending [2022-11-25 22:20:55,666 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2022-11-25 22:20:55,666 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2022-11-25 22:20:55,666 INFO L130 BoogieDeclarations]: Found specification of procedure d_drop [2022-11-25 22:20:55,666 INFO L138 BoogieDeclarations]: Found implementation of procedure d_drop [2022-11-25 22:20:55,667 INFO L130 BoogieDeclarations]: Found specification of procedure autofs_mount [2022-11-25 22:20:55,667 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs_mount [2022-11-25 22:20:55,667 INFO L130 BoogieDeclarations]: Found specification of procedure autofs_type_indirect [2022-11-25 22:20:55,667 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs_type_indirect [2022-11-25 22:20:55,667 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 22:20:55,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 22:20:55,667 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_mount_wait [2022-11-25 22:20:55,667 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_mount_wait [2022-11-25 22:20:55,667 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-11-25 22:20:55,667 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-11-25 22:20:55,667 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_root_ioctl [2022-11-25 22:20:55,668 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_root_ioctl [2022-11-25 22:20:55,668 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2022-11-25 22:20:55,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2022-11-25 22:20:55,668 INFO L130 BoogieDeclarations]: Found specification of procedure complete_all [2022-11-25 22:20:55,668 INFO L138 BoogieDeclarations]: Found implementation of procedure complete_all [2022-11-25 22:20:55,668 INFO L130 BoogieDeclarations]: Found specification of procedure __kuid_val [2022-11-25 22:20:55,668 INFO L138 BoogieDeclarations]: Found implementation of procedure __kuid_val [2022-11-25 22:20:55,668 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-25 22:20:55,668 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-25 22:20:55,668 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_wait_release [2022-11-25 22:20:55,668 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_wait_release [2022-11-25 22:20:55,668 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-25 22:20:55,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-25 22:20:55,669 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_root_ioctl_unlocked [2022-11-25 22:20:55,669 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_root_ioctl_unlocked [2022-11-25 22:20:55,669 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-25 22:20:55,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-25 22:20:55,669 INFO L130 BoogieDeclarations]: Found specification of procedure file_inode [2022-11-25 22:20:55,669 INFO L138 BoogieDeclarations]: Found implementation of procedure file_inode [2022-11-25 22:20:55,669 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-11-25 22:20:55,669 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-11-25 22:20:55,669 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2022-11-25 22:20:55,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2022-11-25 22:20:55,670 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_root_compat_ioctl [2022-11-25 22:20:55,670 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_root_compat_ioctl [2022-11-25 22:20:55,670 INFO L130 BoogieDeclarations]: Found specification of procedure read_seqretry [2022-11-25 22:20:55,670 INFO L138 BoogieDeclarations]: Found implementation of procedure read_seqretry [2022-11-25 22:20:55,670 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2022-11-25 22:20:55,670 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2022-11-25 22:20:55,670 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2022-11-25 22:20:55,670 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2022-11-25 22:20:55,670 INFO L130 BoogieDeclarations]: Found specification of procedure dcache_readdir [2022-11-25 22:20:55,670 INFO L138 BoogieDeclarations]: Found implementation of procedure dcache_readdir [2022-11-25 22:20:55,671 INFO L130 BoogieDeclarations]: Found specification of procedure d_instantiate [2022-11-25 22:20:55,671 INFO L138 BoogieDeclarations]: Found implementation of procedure d_instantiate [2022-11-25 22:20:55,671 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-25 22:20:55,671 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-25 22:20:55,671 INFO L130 BoogieDeclarations]: Found specification of procedure may_umount_tree [2022-11-25 22:20:55,671 INFO L138 BoogieDeclarations]: Found implementation of procedure may_umount_tree [2022-11-25 22:20:55,671 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-11-25 22:20:55,671 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-11-25 22:20:55,671 INFO L130 BoogieDeclarations]: Found specification of procedure simple_statfs [2022-11-25 22:20:55,671 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_statfs [2022-11-25 22:20:55,671 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-25 22:20:55,672 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-25 22:20:55,672 INFO L130 BoogieDeclarations]: Found specification of procedure get_task_pid [2022-11-25 22:20:55,672 INFO L138 BoogieDeclarations]: Found implementation of procedure get_task_pid [2022-11-25 22:20:55,672 INFO L130 BoogieDeclarations]: Found specification of procedure path_put [2022-11-25 22:20:55,672 INFO L138 BoogieDeclarations]: Found implementation of procedure path_put [2022-11-25 22:20:55,672 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_mount_busy [2022-11-25 22:20:55,672 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_mount_busy [2022-11-25 22:20:55,672 INFO L130 BoogieDeclarations]: Found specification of procedure d_unhashed [2022-11-25 22:20:55,672 INFO L138 BoogieDeclarations]: Found implementation of procedure d_unhashed [2022-11-25 22:20:55,672 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2022-11-25 22:20:55,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2022-11-25 22:20:55,672 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_kill_sb [2022-11-25 22:20:55,673 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_kill_sb [2022-11-25 22:20:55,673 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-25 22:20:55,673 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-25 22:20:55,673 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-25 22:20:55,673 INFO L130 BoogieDeclarations]: Found specification of procedure generic_read_dir [2022-11-25 22:20:55,673 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_read_dir [2022-11-25 22:20:55,673 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2022-11-25 22:20:55,673 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2022-11-25 22:20:55,673 INFO L130 BoogieDeclarations]: Found specification of procedure managed_dentry_set_managed [2022-11-25 22:20:55,673 INFO L138 BoogieDeclarations]: Found implementation of procedure managed_dentry_set_managed [2022-11-25 22:20:55,673 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-25 22:20:55,674 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2022-11-25 22:20:55,674 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2022-11-25 22:20:55,674 INFO L130 BoogieDeclarations]: Found specification of procedure put_pid [2022-11-25 22:20:55,674 INFO L138 BoogieDeclarations]: Found implementation of procedure put_pid [2022-11-25 22:20:55,674 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2022-11-25 22:20:55,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2022-11-25 22:20:55,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-25 22:20:55,674 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-11-25 22:20:55,674 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-11-25 22:20:55,741 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-25 22:20:55,741 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-25 22:20:55,741 INFO L130 BoogieDeclarations]: Found specification of procedure find_autofs_mount [2022-11-25 22:20:55,741 INFO L138 BoogieDeclarations]: Found implementation of procedure find_autofs_mount [2022-11-25 22:20:55,741 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-11-25 22:20:55,741 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-11-25 22:20:55,742 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-25 22:20:55,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-25 22:20:55,742 INFO L130 BoogieDeclarations]: Found specification of procedure dcache_dir_close [2022-11-25 22:20:55,742 INFO L138 BoogieDeclarations]: Found implementation of procedure dcache_dir_close [2022-11-25 22:20:55,742 INFO L130 BoogieDeclarations]: Found specification of procedure ns_of_pid [2022-11-25 22:20:55,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_of_pid [2022-11-25 22:20:55,742 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-25 22:20:55,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-25 22:20:55,742 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_55 [2022-11-25 22:20:55,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_55 [2022-11-25 22:20:55,743 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-11-25 22:20:55,743 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-11-25 22:20:55,743 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_clean_ino [2022-11-25 22:20:55,743 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_clean_ino [2022-11-25 22:20:55,743 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_49 [2022-11-25 22:20:55,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_49 [2022-11-25 22:20:55,743 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_77 [2022-11-25 22:20:55,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_77 [2022-11-25 22:20:55,744 INFO L130 BoogieDeclarations]: Found specification of procedure kern_path_mountpoint [2022-11-25 22:20:55,744 INFO L138 BoogieDeclarations]: Found implementation of procedure kern_path_mountpoint [2022-11-25 22:20:55,744 INFO L130 BoogieDeclarations]: Found specification of procedure get_next_positive_dentry [2022-11-25 22:20:55,744 INFO L138 BoogieDeclarations]: Found implementation of procedure get_next_positive_dentry [2022-11-25 22:20:55,744 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-25 22:20:55,744 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-25 22:20:55,744 INFO L130 BoogieDeclarations]: Found specification of procedure __managed_dentry_set_managed [2022-11-25 22:20:55,744 INFO L138 BoogieDeclarations]: Found implementation of procedure __managed_dentry_set_managed [2022-11-25 22:20:55,744 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_wait [2022-11-25 22:20:55,745 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_wait [2022-11-25 22:20:55,745 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_find_wait [2022-11-25 22:20:55,745 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_find_wait [2022-11-25 22:20:55,745 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2022-11-25 22:20:55,745 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2022-11-25 22:20:55,745 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_exit_autofs4_fs_8_2 [2022-11-25 22:20:55,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_exit_autofs4_fs_8_2 [2022-11-25 22:20:55,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-25 22:20:55,746 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_dentry_release [2022-11-25 22:20:55,746 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_dentry_release [2022-11-25 22:20:55,746 INFO L130 BoogieDeclarations]: Found specification of procedure task_pgrp_nr [2022-11-25 22:20:55,746 INFO L138 BoogieDeclarations]: Found implementation of procedure task_pgrp_nr [2022-11-25 22:20:55,746 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-25 22:20:55,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-25 22:20:55,746 INFO L130 BoogieDeclarations]: Found specification of procedure uid_eq [2022-11-25 22:20:55,746 INFO L138 BoogieDeclarations]: Found implementation of procedure uid_eq [2022-11-25 22:20:55,746 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_dir_symlink [2022-11-25 22:20:55,746 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_dir_symlink [2022-11-25 22:20:55,747 INFO L130 BoogieDeclarations]: Found specification of procedure __kgid_val [2022-11-25 22:20:55,747 INFO L138 BoogieDeclarations]: Found implementation of procedure __kgid_val [2022-11-25 22:20:55,747 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_78 [2022-11-25 22:20:55,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_78 [2022-11-25 22:20:55,747 INFO L130 BoogieDeclarations]: Found specification of procedure lock_acquire [2022-11-25 22:20:55,747 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_acquire [2022-11-25 22:20:55,747 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-11-25 22:20:55,747 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-11-25 22:20:55,747 INFO L130 BoogieDeclarations]: Found specification of procedure d_mountpoint [2022-11-25 22:20:55,748 INFO L138 BoogieDeclarations]: Found implementation of procedure d_mountpoint [2022-11-25 22:20:55,748 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2022-11-25 22:20:55,748 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2022-11-25 22:20:55,748 INFO L130 BoogieDeclarations]: Found specification of procedure have_submounts [2022-11-25 22:20:55,748 INFO L138 BoogieDeclarations]: Found implementation of procedure have_submounts [2022-11-25 22:20:55,748 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2022-11-25 22:20:55,748 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2022-11-25 22:20:55,748 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2022-11-25 22:20:55,748 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2022-11-25 22:20:55,749 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-11-25 22:20:55,749 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-11-25 22:20:55,750 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2022-11-25 22:20:55,750 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2022-11-25 22:20:55,750 INFO L130 BoogieDeclarations]: Found specification of procedure autofs_prepare_pipe [2022-11-25 22:20:55,750 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs_prepare_pipe [2022-11-25 22:20:55,750 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-25 22:20:55,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-25 22:20:55,750 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_del_active [2022-11-25 22:20:55,750 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_del_active [2022-11-25 22:20:55,750 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-25 22:20:55,750 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-25 22:20:55,750 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-25 22:20:55,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-25 22:20:55,751 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2022-11-25 22:20:55,751 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2022-11-25 22:20:55,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-25 22:20:55,751 INFO L130 BoogieDeclarations]: Found specification of procedure d_add [2022-11-25 22:20:55,751 INFO L138 BoogieDeclarations]: Found implementation of procedure d_add [2022-11-25 22:20:55,751 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_catatonic_mode [2022-11-25 22:20:55,751 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_catatonic_mode [2022-11-25 22:20:55,751 INFO L130 BoogieDeclarations]: Found specification of procedure gid_eq [2022-11-25 22:20:55,751 INFO L138 BoogieDeclarations]: Found implementation of procedure gid_eq [2022-11-25 22:20:55,751 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-11-25 22:20:55,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-11-25 22:20:55,752 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2022-11-25 22:20:55,752 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_relax [2022-11-25 22:20:55,752 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_relax [2022-11-25 22:20:57,131 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 22:20:57,139 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 22:20:57,455 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-25 22:20:58,188 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint switch_break: call ULTIMATE.dealloc(~#descriptor~12#1.base, ~#descriptor~12#1.offset);havoc ~#descriptor~12#1.base, ~#descriptor~12#1.offset; [2022-11-25 22:21:06,417 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-11-25 22:21:06,741 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 22:21:08,834 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 22:21:08,834 INFO L300 CfgBuilder]: Removed 11 assume(true) statements. [2022-11-25 22:21:08,842 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 10:21:08 BoogieIcfgContainer [2022-11-25 22:21:08,842 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-25 22:21:08,845 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-25 22:21:08,846 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-25 22:21:08,849 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-25 22:21:08,849 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 10:20:49" (1/3) ... [2022-11-25 22:21:08,850 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6eb06c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 10:21:08, skipping insertion in model container [2022-11-25 22:21:08,850 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:20:54" (2/3) ... [2022-11-25 22:21:08,851 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6eb06c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 10:21:08, skipping insertion in model container [2022-11-25 22:21:08,851 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 10:21:08" (3/3) ... [2022-11-25 22:21:08,853 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_fs-autofs4-autofs4.cil.i [2022-11-25 22:21:08,872 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-25 22:21:08,873 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2022-11-25 22:21:08,988 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-25 22:21:08,998 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6ad2805f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-25 22:21:08,998 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2022-11-25 22:21:09,013 INFO L276 IsEmpty]: Start isEmpty. Operand has 2633 states, 1548 states have (on average 1.3152454780361758) internal successors, (2036), 1601 states have internal predecessors, (2036), 917 states have call successors, (917), 165 states have call predecessors, (917), 164 states have return successors, (906), 900 states have call predecessors, (906), 906 states have call successors, (906) [2022-11-25 22:21:09,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 466 [2022-11-25 22:21:09,067 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:21:09,068 INFO L195 NwaCegarLoop]: trace histogram [45, 44, 44, 44, 44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:21:09,069 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-11-25 22:21:09,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:21:09,074 INFO L85 PathProgramCache]: Analyzing trace with hash 523504642, now seen corresponding path program 1 times [2022-11-25 22:21:09,083 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:21:09,084 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1232431890] [2022-11-25 22:21:09,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:21:09,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:21:09,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:21:10,494 INFO L134 CoverageAnalysis]: Checked inductivity of 7656 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7656 trivial. 0 not checked. [2022-11-25 22:21:10,495 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:21:10,495 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1232431890] [2022-11-25 22:21:10,496 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1232431890] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:21:10,497 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:21:10,497 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 22:21:10,498 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [141208644] [2022-11-25 22:21:10,500 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:21:10,508 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 22:21:10,508 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:21:10,551 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 22:21:10,552 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 22:21:10,559 INFO L87 Difference]: Start difference. First operand has 2633 states, 1548 states have (on average 1.3152454780361758) internal successors, (2036), 1601 states have internal predecessors, (2036), 917 states have call successors, (917), 165 states have call predecessors, (917), 164 states have return successors, (906), 900 states have call predecessors, (906), 906 states have call successors, (906) Second operand has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 3 states have call successors, (49), 2 states have call predecessors, (49), 1 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) [2022-11-25 22:21:13,169 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:21:16,298 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:21:17,110 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:21:17,110 INFO L93 Difference]: Finished difference Result 7432 states and 11199 transitions. [2022-11-25 22:21:17,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 22:21:17,113 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 3 states have call successors, (49), 2 states have call predecessors, (49), 1 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) Word has length 465 [2022-11-25 22:21:17,115 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:21:17,166 INFO L225 Difference]: With dead ends: 7432 [2022-11-25 22:21:17,166 INFO L226 Difference]: Without dead ends: 4872 [2022-11-25 22:21:17,188 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 22:21:17,191 INFO L413 NwaCegarLoop]: 4806 mSDtfsCounter, 3327 mSDsluCounter, 3390 mSDsCounter, 0 mSdLazyCounter, 888 mSolverCounterSat, 11 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3331 SdHoareTripleChecker+Valid, 8196 SdHoareTripleChecker+Invalid, 901 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 888 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.0s IncrementalHoareTripleChecker+Time [2022-11-25 22:21:17,196 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3331 Valid, 8196 Invalid, 901 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [11 Valid, 888 Invalid, 2 Unknown, 0 Unchecked, 6.0s Time] [2022-11-25 22:21:17,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4872 states. [2022-11-25 22:21:17,570 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4872 to 4865. [2022-11-25 22:21:17,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4865 states, 2874 states have (on average 1.3072372999304105) internal successors, (3757), 2967 states have internal predecessors, (3757), 1668 states have call successors, (1668), 320 states have call predecessors, (1668), 319 states have return successors, (1668), 1652 states have call predecessors, (1668), 1664 states have call successors, (1668) [2022-11-25 22:21:17,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4865 states to 4865 states and 7093 transitions. [2022-11-25 22:21:17,638 INFO L78 Accepts]: Start accepts. Automaton has 4865 states and 7093 transitions. Word has length 465 [2022-11-25 22:21:17,643 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:21:17,644 INFO L495 AbstractCegarLoop]: Abstraction has 4865 states and 7093 transitions. [2022-11-25 22:21:17,644 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 3 states have call successors, (49), 2 states have call predecessors, (49), 1 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) [2022-11-25 22:21:17,644 INFO L276 IsEmpty]: Start isEmpty. Operand 4865 states and 7093 transitions. [2022-11-25 22:21:17,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 481 [2022-11-25 22:21:17,668 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:21:17,669 INFO L195 NwaCegarLoop]: trace histogram [45, 44, 44, 44, 44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:21:17,669 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-25 22:21:17,670 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-11-25 22:21:17,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:21:17,670 INFO L85 PathProgramCache]: Analyzing trace with hash -1227674561, now seen corresponding path program 1 times [2022-11-25 22:21:17,670 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:21:17,671 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [902191912] [2022-11-25 22:21:17,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:21:17,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:21:17,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:21:18,467 INFO L134 CoverageAnalysis]: Checked inductivity of 7656 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7656 trivial. 0 not checked. [2022-11-25 22:21:18,468 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:21:18,468 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [902191912] [2022-11-25 22:21:18,468 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [902191912] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:21:18,468 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:21:18,469 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 22:21:18,469 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1005947774] [2022-11-25 22:21:18,469 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:21:18,472 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 22:21:18,472 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:21:18,473 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 22:21:18,474 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 22:21:18,474 INFO L87 Difference]: Start difference. First operand 4865 states and 7093 transitions. Second operand has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 3 states have call successors, (52), 2 states have call predecessors, (52), 1 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) [2022-11-25 22:21:20,850 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:21:23,861 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:21:24,653 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:21:24,654 INFO L93 Difference]: Finished difference Result 11506 states and 16713 transitions. [2022-11-25 22:21:24,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 22:21:24,655 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 3 states have call successors, (52), 2 states have call predecessors, (52), 1 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) Word has length 480 [2022-11-25 22:21:24,660 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:21:24,711 INFO L225 Difference]: With dead ends: 11506 [2022-11-25 22:21:24,711 INFO L226 Difference]: Without dead ends: 6730 [2022-11-25 22:21:24,739 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 22:21:24,740 INFO L413 NwaCegarLoop]: 4704 mSDtfsCounter, 2996 mSDsluCounter, 3408 mSDsCounter, 0 mSdLazyCounter, 880 mSolverCounterSat, 7 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3000 SdHoareTripleChecker+Valid, 8112 SdHoareTripleChecker+Invalid, 889 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 880 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.8s IncrementalHoareTripleChecker+Time [2022-11-25 22:21:24,746 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3000 Valid, 8112 Invalid, 889 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 880 Invalid, 2 Unknown, 0 Unchecked, 5.8s Time] [2022-11-25 22:21:24,761 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6730 states. [2022-11-25 22:21:25,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6730 to 6703. [2022-11-25 22:21:25,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6703 states, 3956 states have (on average 1.3043478260869565) internal successors, (5160), 4077 states have internal predecessors, (5160), 2274 states have call successors, (2274), 470 states have call predecessors, (2274), 469 states have return successors, (2278), 2253 states have call predecessors, (2278), 2270 states have call successors, (2278) [2022-11-25 22:21:25,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6703 states to 6703 states and 9712 transitions. [2022-11-25 22:21:25,405 INFO L78 Accepts]: Start accepts. Automaton has 6703 states and 9712 transitions. Word has length 480 [2022-11-25 22:21:25,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:21:25,406 INFO L495 AbstractCegarLoop]: Abstraction has 6703 states and 9712 transitions. [2022-11-25 22:21:25,407 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 3 states have call successors, (52), 2 states have call predecessors, (52), 1 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) [2022-11-25 22:21:25,407 INFO L276 IsEmpty]: Start isEmpty. Operand 6703 states and 9712 transitions. [2022-11-25 22:21:25,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 481 [2022-11-25 22:21:25,423 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:21:25,424 INFO L195 NwaCegarLoop]: trace histogram [45, 44, 44, 44, 44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:21:25,424 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-25 22:21:25,424 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-11-25 22:21:25,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:21:25,434 INFO L85 PathProgramCache]: Analyzing trace with hash -988051933, now seen corresponding path program 1 times [2022-11-25 22:21:25,434 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:21:25,435 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1912143455] [2022-11-25 22:21:25,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:21:25,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:21:25,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:21:26,169 INFO L134 CoverageAnalysis]: Checked inductivity of 7656 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7656 trivial. 0 not checked. [2022-11-25 22:21:26,169 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:21:26,169 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1912143455] [2022-11-25 22:21:26,171 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1912143455] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:21:26,171 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:21:26,171 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 22:21:26,171 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1842061208] [2022-11-25 22:21:26,171 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:21:26,173 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 22:21:26,173 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:21:26,175 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 22:21:26,175 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 22:21:26,176 INFO L87 Difference]: Start difference. First operand 6703 states and 9712 transitions. Second operand has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 3 states have call successors, (52), 2 states have call predecessors, (52), 1 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) [2022-11-25 22:21:28,525 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:21:31,687 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:21:32,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:21:32,565 INFO L93 Difference]: Finished difference Result 17473 states and 25282 transitions. [2022-11-25 22:21:32,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 22:21:32,575 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 3 states have call successors, (52), 2 states have call predecessors, (52), 1 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) Word has length 480 [2022-11-25 22:21:32,584 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:21:32,652 INFO L225 Difference]: With dead ends: 17473 [2022-11-25 22:21:32,653 INFO L226 Difference]: Without dead ends: 10859 [2022-11-25 22:21:32,684 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 22:21:32,685 INFO L413 NwaCegarLoop]: 4781 mSDtfsCounter, 3227 mSDsluCounter, 3380 mSDsCounter, 0 mSdLazyCounter, 914 mSolverCounterSat, 13 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3231 SdHoareTripleChecker+Valid, 8161 SdHoareTripleChecker+Invalid, 929 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 914 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.9s IncrementalHoareTripleChecker+Time [2022-11-25 22:21:32,685 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3231 Valid, 8161 Invalid, 929 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 914 Invalid, 2 Unknown, 0 Unchecked, 5.9s Time] [2022-11-25 22:21:32,699 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10859 states. [2022-11-25 22:21:33,223 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10859 to 10834. [2022-11-25 22:21:33,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10834 states, 6410 states have (on average 1.3029641185647425) internal successors, (8352), 6612 states have internal predecessors, (8352), 3636 states have call successors, (3636), 785 states have call predecessors, (3636), 784 states have return successors, (3656), 3598 states have call predecessors, (3656), 3632 states have call successors, (3656) [2022-11-25 22:21:33,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10834 states to 10834 states and 15644 transitions. [2022-11-25 22:21:33,409 INFO L78 Accepts]: Start accepts. Automaton has 10834 states and 15644 transitions. Word has length 480 [2022-11-25 22:21:33,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:21:33,412 INFO L495 AbstractCegarLoop]: Abstraction has 10834 states and 15644 transitions. [2022-11-25 22:21:33,412 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 3 states have call successors, (52), 2 states have call predecessors, (52), 1 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) [2022-11-25 22:21:33,412 INFO L276 IsEmpty]: Start isEmpty. Operand 10834 states and 15644 transitions. [2022-11-25 22:21:33,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 482 [2022-11-25 22:21:33,424 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:21:33,425 INFO L195 NwaCegarLoop]: trace histogram [45, 44, 44, 44, 44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:21:33,425 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-25 22:21:33,425 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-11-25 22:21:33,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:21:33,427 INFO L85 PathProgramCache]: Analyzing trace with hash -2124103911, now seen corresponding path program 1 times [2022-11-25 22:21:33,427 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:21:33,427 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [122551746] [2022-11-25 22:21:33,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:21:33,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:21:33,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:21:33,943 INFO L134 CoverageAnalysis]: Checked inductivity of 7656 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7656 trivial. 0 not checked. [2022-11-25 22:21:33,943 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:21:33,943 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [122551746] [2022-11-25 22:21:33,943 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [122551746] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:21:33,943 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:21:33,944 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 22:21:33,944 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1385601940] [2022-11-25 22:21:33,944 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:21:33,946 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 22:21:33,946 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:21:33,947 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 22:21:33,947 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 22:21:33,947 INFO L87 Difference]: Start difference. First operand 10834 states and 15644 transitions. Second operand has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 3 states have call successors, (53), 2 states have call predecessors, (53), 1 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) [2022-11-25 22:21:37,012 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:21:39,166 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:21:40,474 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:21:40,474 INFO L93 Difference]: Finished difference Result 29251 states and 42149 transitions. [2022-11-25 22:21:40,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 22:21:40,475 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 3 states have call successors, (53), 2 states have call predecessors, (53), 1 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) Word has length 481 [2022-11-25 22:21:40,476 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:21:40,579 INFO L225 Difference]: With dead ends: 29251 [2022-11-25 22:21:40,579 INFO L226 Difference]: Without dead ends: 18506 [2022-11-25 22:21:40,630 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 22:21:40,631 INFO L413 NwaCegarLoop]: 4219 mSDtfsCounter, 3100 mSDsluCounter, 3381 mSDsCounter, 0 mSdLazyCounter, 840 mSolverCounterSat, 13 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3102 SdHoareTripleChecker+Valid, 7600 SdHoareTripleChecker+Invalid, 855 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 840 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.9s IncrementalHoareTripleChecker+Time [2022-11-25 22:21:40,631 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3102 Valid, 7600 Invalid, 855 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 840 Invalid, 2 Unknown, 0 Unchecked, 5.9s Time] [2022-11-25 22:21:40,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18506 states. [2022-11-25 22:21:41,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18506 to 18481. [2022-11-25 22:21:41,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18481 states, 10924 states have (on average 1.298333943610399) internal successors, (14183), 11285 states have internal predecessors, (14183), 6163 states have call successors, (6163), 1391 states have call predecessors, (6163), 1390 states have return successors, (6213), 6091 states have call predecessors, (6213), 6159 states have call successors, (6213) [2022-11-25 22:21:41,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18481 states to 18481 states and 26559 transitions. [2022-11-25 22:21:41,890 INFO L78 Accepts]: Start accepts. Automaton has 18481 states and 26559 transitions. Word has length 481 [2022-11-25 22:21:41,891 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:21:41,891 INFO L495 AbstractCegarLoop]: Abstraction has 18481 states and 26559 transitions. [2022-11-25 22:21:41,891 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 3 states have call successors, (53), 2 states have call predecessors, (53), 1 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) [2022-11-25 22:21:41,891 INFO L276 IsEmpty]: Start isEmpty. Operand 18481 states and 26559 transitions. [2022-11-25 22:21:41,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 485 [2022-11-25 22:21:41,904 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:21:41,904 INFO L195 NwaCegarLoop]: trace histogram [45, 44, 44, 44, 44, 44, 44, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:21:41,904 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-25 22:21:41,904 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-11-25 22:21:41,906 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:21:41,906 INFO L85 PathProgramCache]: Analyzing trace with hash -819194621, now seen corresponding path program 1 times [2022-11-25 22:21:41,906 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:21:41,906 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [847216577] [2022-11-25 22:21:41,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:21:41,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:21:42,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:21:42,732 INFO L134 CoverageAnalysis]: Checked inductivity of 7660 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7660 trivial. 0 not checked. [2022-11-25 22:21:42,733 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:21:42,733 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [847216577] [2022-11-25 22:21:42,733 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [847216577] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:21:42,733 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:21:42,734 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 22:21:42,734 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [465505807] [2022-11-25 22:21:42,734 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:21:42,735 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 22:21:42,735 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:21:42,735 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 22:21:42,736 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 22:21:42,736 INFO L87 Difference]: Start difference. First operand 18481 states and 26559 transitions. Second operand has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 3 states have call successors, (52), 2 states have call predecessors, (52), 1 states have return successors, (50), 3 states have call predecessors, (50), 3 states have call successors, (50) [2022-11-25 22:21:45,234 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:21:48,584 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:21:49,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:21:49,503 INFO L93 Difference]: Finished difference Result 50313 states and 72178 transitions. [2022-11-25 22:21:49,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 22:21:49,503 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 3 states have call successors, (52), 2 states have call predecessors, (52), 1 states have return successors, (50), 3 states have call predecessors, (50), 3 states have call successors, (50) Word has length 484 [2022-11-25 22:21:49,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:21:49,686 INFO L225 Difference]: With dead ends: 50313 [2022-11-25 22:21:49,686 INFO L226 Difference]: Without dead ends: 31921 [2022-11-25 22:21:49,765 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 22:21:49,767 INFO L413 NwaCegarLoop]: 4167 mSDtfsCounter, 2963 mSDsluCounter, 3401 mSDsCounter, 0 mSdLazyCounter, 818 mSolverCounterSat, 7 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2965 SdHoareTripleChecker+Valid, 7568 SdHoareTripleChecker+Invalid, 827 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 818 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.6s IncrementalHoareTripleChecker+Time [2022-11-25 22:21:49,767 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2965 Valid, 7568 Invalid, 827 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 818 Invalid, 2 Unknown, 0 Unchecked, 5.6s Time] [2022-11-25 22:21:49,808 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31921 states. [2022-11-25 22:21:51,579 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31921 to 31881. [2022-11-25 22:21:51,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31881 states, 18867 states have (on average 1.2974505750781788) internal successors, (24479), 19456 states have internal predecessors, (24479), 10548 states have call successors, (10548), 2463 states have call predecessors, (10548), 2462 states have return successors, (10636), 10401 states have call predecessors, (10636), 10544 states have call successors, (10636) [2022-11-25 22:21:51,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31881 states to 31881 states and 45663 transitions. [2022-11-25 22:21:51,775 INFO L78 Accepts]: Start accepts. Automaton has 31881 states and 45663 transitions. Word has length 484 [2022-11-25 22:21:51,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:21:51,776 INFO L495 AbstractCegarLoop]: Abstraction has 31881 states and 45663 transitions. [2022-11-25 22:21:51,776 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 3 states have call successors, (52), 2 states have call predecessors, (52), 1 states have return successors, (50), 3 states have call predecessors, (50), 3 states have call successors, (50) [2022-11-25 22:21:51,776 INFO L276 IsEmpty]: Start isEmpty. Operand 31881 states and 45663 transitions. [2022-11-25 22:21:51,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 512 [2022-11-25 22:21:51,783 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:21:51,783 INFO L195 NwaCegarLoop]: trace histogram [45, 44, 44, 44, 44, 44, 44, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:21:51,784 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-25 22:21:51,784 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-11-25 22:21:51,784 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:21:51,785 INFO L85 PathProgramCache]: Analyzing trace with hash -465715934, now seen corresponding path program 1 times [2022-11-25 22:21:51,785 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:21:51,785 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [257453998] [2022-11-25 22:21:51,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:21:51,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:21:52,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:21:52,588 INFO L134 CoverageAnalysis]: Checked inductivity of 7658 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7658 trivial. 0 not checked. [2022-11-25 22:21:52,589 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:21:52,589 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [257453998] [2022-11-25 22:21:52,589 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [257453998] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:21:52,589 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:21:52,589 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 22:21:52,590 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1225908118] [2022-11-25 22:21:52,590 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:21:52,591 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 22:21:52,591 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:21:52,592 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 22:21:52,592 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 22:21:52,593 INFO L87 Difference]: Start difference. First operand 31881 states and 45663 transitions. Second operand has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 3 states have call successors, (58), 2 states have call predecessors, (58), 1 states have return successors, (53), 3 states have call predecessors, (53), 3 states have call successors, (53) [2022-11-25 22:21:55,034 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:21:58,764 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:22:00,489 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:22:00,489 INFO L93 Difference]: Finished difference Result 85719 states and 122569 transitions. [2022-11-25 22:22:00,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 22:22:00,490 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 3 states have call successors, (58), 2 states have call predecessors, (58), 1 states have return successors, (53), 3 states have call predecessors, (53), 3 states have call successors, (53) Word has length 511 [2022-11-25 22:22:00,491 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:22:00,820 INFO L225 Difference]: With dead ends: 85719 [2022-11-25 22:22:00,820 INFO L226 Difference]: Without dead ends: 53927 [2022-11-25 22:22:00,958 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 22:22:00,960 INFO L413 NwaCegarLoop]: 5173 mSDtfsCounter, 3246 mSDsluCounter, 3384 mSDsCounter, 0 mSdLazyCounter, 948 mSolverCounterSat, 13 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3250 SdHoareTripleChecker+Valid, 8557 SdHoareTripleChecker+Invalid, 963 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 948 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.9s IncrementalHoareTripleChecker+Time [2022-11-25 22:22:00,960 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3250 Valid, 8557 Invalid, 963 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 948 Invalid, 2 Unknown, 0 Unchecked, 5.9s Time] [2022-11-25 22:22:01,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53927 states. [2022-11-25 22:22:04,007 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53927 to 53854. [2022-11-25 22:22:04,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 53854 states, 32024 states have (on average 1.295590806894829) internal successors, (41490), 33065 states have internal predecessors, (41490), 17535 states have call successors, (17535), 4304 states have call predecessors, (17535), 4291 states have return successors, (17767), 17250 states have call predecessors, (17767), 17531 states have call successors, (17767) [2022-11-25 22:22:04,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53854 states to 53854 states and 76792 transitions. [2022-11-25 22:22:04,413 INFO L78 Accepts]: Start accepts. Automaton has 53854 states and 76792 transitions. Word has length 511 [2022-11-25 22:22:04,414 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:22:04,414 INFO L495 AbstractCegarLoop]: Abstraction has 53854 states and 76792 transitions. [2022-11-25 22:22:04,415 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 3 states have call successors, (58), 2 states have call predecessors, (58), 1 states have return successors, (53), 3 states have call predecessors, (53), 3 states have call successors, (53) [2022-11-25 22:22:04,415 INFO L276 IsEmpty]: Start isEmpty. Operand 53854 states and 76792 transitions. [2022-11-25 22:22:04,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 516 [2022-11-25 22:22:04,420 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:22:04,421 INFO L195 NwaCegarLoop]: trace histogram [48, 44, 44, 44, 44, 44, 44, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:22:04,421 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-25 22:22:04,421 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-11-25 22:22:04,422 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:22:04,422 INFO L85 PathProgramCache]: Analyzing trace with hash 1630372974, now seen corresponding path program 1 times [2022-11-25 22:22:04,422 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:22:04,422 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1986872435] [2022-11-25 22:22:04,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:22:04,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:22:04,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:22:05,734 INFO L134 CoverageAnalysis]: Checked inductivity of 7963 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7963 trivial. 0 not checked. [2022-11-25 22:22:05,734 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:22:05,734 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1986872435] [2022-11-25 22:22:05,734 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1986872435] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:22:05,734 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:22:05,735 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-25 22:22:05,735 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1096812809] [2022-11-25 22:22:05,735 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:22:05,736 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 22:22:05,736 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:22:05,737 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 22:22:05,737 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:22:05,738 INFO L87 Difference]: Start difference. First operand 53854 states and 76792 transitions. Second operand has 5 states, 5 states have (on average 16.6) internal successors, (83), 4 states have internal predecessors, (83), 2 states have call successors, (55), 3 states have call predecessors, (55), 1 states have return successors, (53), 2 states have call predecessors, (53), 2 states have call successors, (53) [2022-11-25 22:22:08,491 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:22:12,561 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:22:14,595 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:22:14,595 INFO L93 Difference]: Finished difference Result 55120 states and 78534 transitions. [2022-11-25 22:22:14,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-25 22:22:14,596 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.6) internal successors, (83), 4 states have internal predecessors, (83), 2 states have call successors, (55), 3 states have call predecessors, (55), 1 states have return successors, (53), 2 states have call predecessors, (53), 2 states have call successors, (53) Word has length 515 [2022-11-25 22:22:14,597 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:22:14,823 INFO L225 Difference]: With dead ends: 55120 [2022-11-25 22:22:14,823 INFO L226 Difference]: Without dead ends: 55118 [2022-11-25 22:22:14,848 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-25 22:22:14,849 INFO L413 NwaCegarLoop]: 4490 mSDtfsCounter, 3406 mSDsluCounter, 10788 mSDsCounter, 0 mSdLazyCounter, 1621 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3418 SdHoareTripleChecker+Valid, 15278 SdHoareTripleChecker+Invalid, 1624 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1621 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.7s IncrementalHoareTripleChecker+Time [2022-11-25 22:22:14,849 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3418 Valid, 15278 Invalid, 1624 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 1621 Invalid, 2 Unknown, 0 Unchecked, 6.7s Time] [2022-11-25 22:22:14,903 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55118 states. [2022-11-25 22:22:17,438 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55118 to 55111. [2022-11-25 22:22:17,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55111 states, 32738 states have (on average 1.2948866760339666) internal successors, (42392), 33806 states have internal predecessors, (42392), 17950 states have call successors, (17950), 4431 states have call predecessors, (17950), 4419 states have return successors, (18186), 17662 states have call predecessors, (18186), 17946 states have call successors, (18186) [2022-11-25 22:22:17,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55111 states to 55111 states and 78528 transitions. [2022-11-25 22:22:17,849 INFO L78 Accepts]: Start accepts. Automaton has 55111 states and 78528 transitions. Word has length 515 [2022-11-25 22:22:17,850 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:22:17,850 INFO L495 AbstractCegarLoop]: Abstraction has 55111 states and 78528 transitions. [2022-11-25 22:22:17,851 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.6) internal successors, (83), 4 states have internal predecessors, (83), 2 states have call successors, (55), 3 states have call predecessors, (55), 1 states have return successors, (53), 2 states have call predecessors, (53), 2 states have call successors, (53) [2022-11-25 22:22:17,851 INFO L276 IsEmpty]: Start isEmpty. Operand 55111 states and 78528 transitions. [2022-11-25 22:22:17,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 521 [2022-11-25 22:22:17,860 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:22:17,861 INFO L195 NwaCegarLoop]: trace histogram [48, 44, 44, 44, 44, 44, 44, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:22:17,861 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-25 22:22:17,862 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-11-25 22:22:17,863 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:22:17,863 INFO L85 PathProgramCache]: Analyzing trace with hash -768681352, now seen corresponding path program 1 times [2022-11-25 22:22:17,863 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:22:17,863 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1292447124] [2022-11-25 22:22:17,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:22:17,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:22:18,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:22:19,284 INFO L134 CoverageAnalysis]: Checked inductivity of 7965 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 7963 trivial. 0 not checked. [2022-11-25 22:22:19,284 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:22:19,284 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1292447124] [2022-11-25 22:22:19,285 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1292447124] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:22:19,285 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:22:19,285 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-25 22:22:19,285 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [970686283] [2022-11-25 22:22:19,285 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:22:19,286 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 22:22:19,286 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:22:19,287 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 22:22:19,287 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:22:19,287 INFO L87 Difference]: Start difference. First operand 55111 states and 78528 transitions. Second operand has 5 states, 5 states have (on average 17.2) internal successors, (86), 4 states have internal predecessors, (86), 2 states have call successors, (56), 3 states have call predecessors, (56), 1 states have return successors, (54), 2 states have call predecessors, (54), 2 states have call successors, (54) [2022-11-25 22:22:21,872 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:22:26,488 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:22:29,272 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:22:29,272 INFO L93 Difference]: Finished difference Result 97635 states and 138580 transitions. [2022-11-25 22:22:29,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-25 22:22:29,273 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.2) internal successors, (86), 4 states have internal predecessors, (86), 2 states have call successors, (56), 3 states have call predecessors, (56), 1 states have return successors, (54), 2 states have call predecessors, (54), 2 states have call successors, (54) Word has length 520 [2022-11-25 22:22:29,274 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:22:29,792 INFO L225 Difference]: With dead ends: 97635 [2022-11-25 22:22:29,792 INFO L226 Difference]: Without dead ends: 97633 [2022-11-25 22:22:29,831 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-25 22:22:29,832 INFO L413 NwaCegarLoop]: 4474 mSDtfsCounter, 2975 mSDsluCounter, 11996 mSDsCounter, 0 mSdLazyCounter, 1740 mSolverCounterSat, 3 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2984 SdHoareTripleChecker+Valid, 16470 SdHoareTripleChecker+Invalid, 1745 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 1740 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.4s IncrementalHoareTripleChecker+Time [2022-11-25 22:22:29,832 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2984 Valid, 16470 Invalid, 1745 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 1740 Invalid, 2 Unknown, 0 Unchecked, 6.4s Time] [2022-11-25 22:22:29,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97633 states. [2022-11-25 22:22:34,198 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97633 to 97597. [2022-11-25 22:22:34,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 97597 states, 58163 states have (on average 1.2936059006584941) internal successors, (75240), 60163 states have internal predecessors, (75240), 31251 states have call successors, (31251), 8262 states have call predecessors, (31251), 8179 states have return successors, (32054), 30498 states have call predecessors, (32054), 31243 states have call successors, (32054) [2022-11-25 22:22:35,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97597 states to 97597 states and 138545 transitions. [2022-11-25 22:22:35,058 INFO L78 Accepts]: Start accepts. Automaton has 97597 states and 138545 transitions. Word has length 520 [2022-11-25 22:22:35,059 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:22:35,059 INFO L495 AbstractCegarLoop]: Abstraction has 97597 states and 138545 transitions. [2022-11-25 22:22:35,059 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.2) internal successors, (86), 4 states have internal predecessors, (86), 2 states have call successors, (56), 3 states have call predecessors, (56), 1 states have return successors, (54), 2 states have call predecessors, (54), 2 states have call successors, (54) [2022-11-25 22:22:35,060 INFO L276 IsEmpty]: Start isEmpty. Operand 97597 states and 138545 transitions. [2022-11-25 22:22:35,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 535 [2022-11-25 22:22:35,068 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:22:35,068 INFO L195 NwaCegarLoop]: trace histogram [49, 44, 44, 44, 44, 44, 44, 5, 5, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:22:35,069 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-25 22:22:35,069 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-11-25 22:22:35,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:22:35,070 INFO L85 PathProgramCache]: Analyzing trace with hash -259348585, now seen corresponding path program 1 times [2022-11-25 22:22:35,070 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:22:35,070 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1435593421] [2022-11-25 22:22:35,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:22:35,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:22:35,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:22:36,022 INFO L134 CoverageAnalysis]: Checked inductivity of 8070 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 8066 trivial. 0 not checked. [2022-11-25 22:22:36,023 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:22:36,023 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1435593421] [2022-11-25 22:22:36,023 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1435593421] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:22:36,023 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:22:36,023 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-25 22:22:36,024 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [679644065] [2022-11-25 22:22:36,024 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:22:36,024 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 22:22:36,025 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:22:36,025 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 22:22:36,025 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:22:36,026 INFO L87 Difference]: Start difference. First operand 97597 states and 138545 transitions. Second operand has 5 states, 5 states have (on average 18.6) internal successors, (93), 4 states have internal predecessors, (93), 2 states have call successors, (61), 3 states have call predecessors, (61), 1 states have return successors, (59), 2 states have call predecessors, (59), 2 states have call successors, (59) [2022-11-25 22:22:38,845 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:22:43,059 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:22:46,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:22:46,153 INFO L93 Difference]: Finished difference Result 97614 states and 138558 transitions. [2022-11-25 22:22:46,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-25 22:22:46,154 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 18.6) internal successors, (93), 4 states have internal predecessors, (93), 2 states have call successors, (61), 3 states have call predecessors, (61), 1 states have return successors, (59), 2 states have call predecessors, (59), 2 states have call successors, (59) Word has length 534 [2022-11-25 22:22:46,155 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:22:46,571 INFO L225 Difference]: With dead ends: 97614 [2022-11-25 22:22:46,571 INFO L226 Difference]: Without dead ends: 97612 [2022-11-25 22:22:46,613 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-25 22:22:46,616 INFO L413 NwaCegarLoop]: 4372 mSDtfsCounter, 3400 mSDsluCounter, 10546 mSDsCounter, 0 mSdLazyCounter, 1588 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3410 SdHoareTripleChecker+Valid, 14918 SdHoareTripleChecker+Invalid, 1591 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1588 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.2s IncrementalHoareTripleChecker+Time [2022-11-25 22:22:46,616 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3410 Valid, 14918 Invalid, 1591 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 1588 Invalid, 2 Unknown, 0 Unchecked, 6.2s Time] [2022-11-25 22:22:46,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97612 states.