./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 38b53e6a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/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 b25ac84d4a20a437c31c3bd685865b0db6f54088dab7ab415bb47113c804a34a --- 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 23:50:02,944 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 23:50:02,946 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 23:50:02,968 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 23:50:02,975 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 23:50:02,978 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 23:50:02,982 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 23:50:02,985 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 23:50:02,987 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 23:50:02,993 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 23:50:02,994 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 23:50:02,996 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 23:50:02,996 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 23:50:02,998 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 23:50:03,002 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 23:50:03,004 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 23:50:03,006 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 23:50:03,007 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 23:50:03,009 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 23:50:03,012 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 23:50:03,015 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 23:50:03,016 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 23:50:03,018 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 23:50:03,019 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 23:50:03,028 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 23:50:03,029 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 23:50:03,029 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 23:50:03,030 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 23:50:03,031 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 23:50:03,032 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 23:50:03,032 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 23:50:03,033 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 23:50:03,033 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 23:50:03,034 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 23:50:03,035 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 23:50:03,035 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 23:50:03,036 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 23:50:03,036 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 23:50:03,037 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 23:50:03,038 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 23:50:03,038 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 23:50:03,039 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/bin/utaipan-ByfvJB40ur/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-25 23:50:03,065 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 23:50:03,065 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 23:50:03,066 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 23:50:03,066 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 23:50:03,067 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 23:50:03,067 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 23:50:03,068 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-25 23:50:03,068 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-25 23:50:03,068 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-25 23:50:03,068 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-25 23:50:03,069 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-25 23:50:03,070 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-25 23:50:03,070 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-25 23:50:03,070 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-25 23:50:03,070 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-25 23:50:03,071 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-25 23:50:03,071 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-25 23:50:03,071 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-25 23:50:03,072 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 23:50:03,072 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 23:50:03,072 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 23:50:03,073 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 23:50:03,073 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 23:50:03,073 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 23:50:03,073 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 23:50:03,074 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 23:50:03,074 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 23:50:03,075 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 23:50:03,075 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 23:50:03,075 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 23:50:03,075 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 23:50:03,076 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-25 23:50:03,076 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 23:50:03,076 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 23:50:03,076 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-25 23:50:03,077 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 23:50:03,077 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 23:50:03,078 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-25 23:50:03,078 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b25ac84d4a20a437c31c3bd685865b0db6f54088dab7ab415bb47113c804a34a [2022-11-25 23:50:03,382 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 23:50:03,417 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 23:50:03,420 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 23:50:03,421 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 23:50:03,422 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 23:50:03,423 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i [2022-11-25 23:50:06,512 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 23:50:07,262 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 23:50:07,262 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i [2022-11-25 23:50:07,352 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/bin/utaipan-ByfvJB40ur/data/4f9481877/4c5833667e6f4871b9dd6d9704c58b8e/FLAG49753ee31 [2022-11-25 23:50:07,371 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/bin/utaipan-ByfvJB40ur/data/4f9481877/4c5833667e6f4871b9dd6d9704c58b8e [2022-11-25 23:50:07,376 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 23:50:07,378 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 23:50:07,380 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 23:50:07,380 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 23:50:07,384 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 23:50:07,385 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:50:07" (1/1) ... [2022-11-25 23:50:07,387 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@714f4b72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:50:07, skipping insertion in model container [2022-11-25 23:50:07,387 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:50:07" (1/1) ... [2022-11-25 23:50:07,394 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 23:50:07,692 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 23:50:09,017 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-11-25 23:50:09,026 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-11-25 23:50:09,047 WARN L623 FunctionHandler]: Unknown extern function __list_del_entry [2022-11-25 23:50:09,069 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-25 23:50:09,101 WARN L623 FunctionHandler]: Unknown extern function __bitmap_weight [2022-11-25 23:50:09,229 WARN L623 FunctionHandler]: Unknown extern function __cmpxchg_wrong_size [2022-11-25 23:50:09,359 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-25 23:50:09,373 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-25 23:50:09,426 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-11-25 23:50:09,453 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irq [2022-11-25 23:50:09,467 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-11-25 23:50:09,491 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irq [2022-11-25 23:50:09,506 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-11-25 23:50:09,583 WARN L623 FunctionHandler]: Unknown extern function ida_get_new_above [2022-11-25 23:50:09,600 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 23:50:09,617 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 23:50:09,704 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-11-25 23:50:10,201 WARN L623 FunctionHandler]: Unknown extern function sg_next [2022-11-25 23:50:10,202 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_sg [2022-11-25 23:50:10,211 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_sg [2022-11-25 23:50:10,249 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-11-25 23:50:10,258 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 23:50:10,259 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-11-25 23:50:10,267 WARN L623 FunctionHandler]: Unknown extern function dma_supported [2022-11-25 23:50:10,275 WARN L623 FunctionHandler]: Unknown extern function dma_set_mask [2022-11-25 23:50:10,365 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 23:50:10,365 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-11-25 23:50:10,366 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-11-25 23:50:10,367 WARN L623 FunctionHandler]: Unknown extern function __copy_from_user_overflow [2022-11-25 23:50:10,374 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 23:50:10,374 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-11-25 23:50:10,375 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-11-25 23:50:10,376 WARN L623 FunctionHandler]: Unknown extern function __copy_to_user_overflow [2022-11-25 23:50:10,472 WARN L623 FunctionHandler]: Unknown extern function lock_is_held [2022-11-25 23:50:10,473 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 23:50:10,959 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_125 [2022-11-25 23:50:10,960 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_126 [2022-11-25 23:50:10,960 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_127 [2022-11-25 23:50:10,961 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_128 [2022-11-25 23:50:10,961 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_129 [2022-11-25 23:50:10,962 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_130 [2022-11-25 23:50:10,962 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_131 [2022-11-25 23:50:10,962 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_132 [2022-11-25 23:50:10,963 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_133 [2022-11-25 23:50:10,963 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_134 [2022-11-25 23:50:10,963 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_135 [2022-11-25 23:50:10,964 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_136 [2022-11-25 23:50:10,984 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 23:50:11,008 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 23:50:11,023 WARN L623 FunctionHandler]: Unknown extern function blk_mq_start_request [2022-11-25 23:50:11,046 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 23:50:11,047 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 23:50:11,048 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 23:50:11,065 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 23:50:11,065 WARN L623 FunctionHandler]: Unknown extern function blk_mq_free_hctx_request [2022-11-25 23:50:11,074 WARN L623 FunctionHandler]: Unknown extern function blk_mq_free_hctx_request [2022-11-25 23:50:11,074 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 23:50:11,083 WARN L623 FunctionHandler]: Unknown extern function queue_kthread_work [2022-11-25 23:50:11,083 WARN L623 FunctionHandler]: Unknown extern function blk_mq_free_hctx_request [2022-11-25 23:50:11,089 WARN L623 FunctionHandler]: Unknown extern function blk_mq_tag_to_rq [2022-11-25 23:50:11,139 WARN L623 FunctionHandler]: Unknown extern function dma_pool_free [2022-11-25 23:50:11,140 WARN L623 FunctionHandler]: Unknown extern function dma_pool_free [2022-11-25 23:50:11,141 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:50:11,182 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_538 [2022-11-25 23:50:11,191 WARN L623 FunctionHandler]: Unknown extern function blk_mq_requeue_request [2022-11-25 23:50:11,192 WARN L623 FunctionHandler]: Unknown extern function blk_mq_kick_requeue_list [2022-11-25 23:50:11,193 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 23:50:11,195 WARN L623 FunctionHandler]: Unknown extern function blk_mq_complete_request [2022-11-25 23:50:11,198 WARN L623 FunctionHandler]: Unknown extern function sg_next [2022-11-25 23:50:11,203 WARN L623 FunctionHandler]: Unknown extern function sg_next [2022-11-25 23:50:11,244 WARN L623 FunctionHandler]: Unknown extern function blk_mq_complete_request [2022-11-25 23:50:11,246 WARN L623 FunctionHandler]: Unknown extern function sg_init_table [2022-11-25 23:50:11,247 WARN L623 FunctionHandler]: Unknown extern function blk_rq_map_sg [2022-11-25 23:50:11,249 WARN L623 FunctionHandler]: Unknown extern function blk_rq_count_integrity_sg [2022-11-25 23:50:11,250 WARN L623 FunctionHandler]: Unknown extern function sg_init_table [2022-11-25 23:50:11,250 WARN L623 FunctionHandler]: Unknown extern function blk_rq_map_integrity_sg [2022-11-25 23:50:11,264 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 23:50:11,288 WARN L623 FunctionHandler]: Unknown extern function wake_up_process [2022-11-25 23:50:11,297 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-11-25 23:50:11,298 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-11-25 23:50:11,306 WARN L623 FunctionHandler]: Unknown extern function blk_mq_alloc_request [2022-11-25 23:50:11,316 WARN L623 FunctionHandler]: Unknown extern function blk_mq_alloc_request [2022-11-25 23:50:11,324 WARN L623 FunctionHandler]: Unknown extern function blk_mq_alloc_request [2022-11-25 23:50:11,325 WARN L623 FunctionHandler]: Unknown extern function blk_mq_free_request [2022-11-25 23:50:11,327 WARN L623 FunctionHandler]: Unknown extern function blk_mq_alloc_request [2022-11-25 23:50:11,327 WARN L623 FunctionHandler]: Unknown extern function blk_mq_free_request [2022-11-25 23:50:11,383 WARN L623 FunctionHandler]: Unknown extern function work_busy [2022-11-25 23:50:11,385 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 23:50:11,386 WARN L623 FunctionHandler]: Unknown extern function blk_mq_alloc_request [2022-11-25 23:50:11,392 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 23:50:11,393 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 23:50:11,395 WARN L623 FunctionHandler]: Unknown extern function blk_mq_free_request [2022-11-25 23:50:11,404 WARN L623 FunctionHandler]: Unknown extern function blk_mq_request_started [2022-11-25 23:50:11,405 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 23:50:11,413 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 23:50:11,422 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:50:11,438 WARN L623 FunctionHandler]: Unknown extern function irq_set_affinity_hint [2022-11-25 23:50:11,446 WARN L623 FunctionHandler]: Unknown extern function blk_mq_tag_busy_iter [2022-11-25 23:50:11,457 WARN L623 FunctionHandler]: Unknown extern function blk_mq_freeze_queue_start [2022-11-25 23:50:11,468 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 23:50:11,470 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:50:11,506 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:50:11,507 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 23:50:11,542 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:50:11,546 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 23:50:11,557 WARN L623 FunctionHandler]: Unknown extern function blk_mq_free_tag_set [2022-11-25 23:50:11,566 WARN L623 FunctionHandler]: Unknown extern function blk_mq_alloc_tag_set [2022-11-25 23:50:11,567 WARN L623 FunctionHandler]: Unknown extern function blk_mq_init_queue [2022-11-25 23:50:11,568 WARN L623 FunctionHandler]: Unknown extern function blk_mq_free_tag_set [2022-11-25 23:50:11,569 WARN L623 FunctionHandler]: Unknown extern function blk_get_queue [2022-11-25 23:50:11,575 WARN L623 FunctionHandler]: Unknown extern function blk_mq_unfreeze_queue [2022-11-25 23:50:11,584 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 23:50:11,585 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-25 23:50:11,592 WARN L623 FunctionHandler]: Unknown extern function get_user_pages_fast [2022-11-25 23:50:11,593 WARN L623 FunctionHandler]: Unknown extern function sg_init_table [2022-11-25 23:50:11,595 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:50:11,596 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:50:11,597 WARN L623 FunctionHandler]: Unknown extern function put_page [2022-11-25 23:50:11,598 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:50:11,600 WARN L623 FunctionHandler]: Unknown extern function put_page [2022-11-25 23:50:11,657 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_1762 [2022-11-25 23:50:11,661 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_1788 [2022-11-25 23:50:11,671 WARN L623 FunctionHandler]: Unknown extern function capable [2022-11-25 23:50:11,677 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-11-25 23:50:11,683 WARN L623 FunctionHandler]: Unknown extern function blk_mq_alloc_request [2022-11-25 23:50:11,684 WARN L623 FunctionHandler]: Unknown extern function blk_mq_free_request [2022-11-25 23:50:11,774 WARN L623 FunctionHandler]: Unknown extern function blk_integrity_register [2022-11-25 23:50:11,784 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 23:50:11,785 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 23:50:11,790 WARN L623 FunctionHandler]: Unknown extern function blk_integrity_unregister [2022-11-25 23:50:11,791 WARN L623 FunctionHandler]: Unknown extern function blk_integrity_unregister [2022-11-25 23:50:11,791 WARN L623 FunctionHandler]: Unknown extern function blk_integrity_unregister [2022-11-25 23:50:11,792 WARN L623 FunctionHandler]: Unknown extern function blk_queue_logical_block_size [2022-11-25 23:50:11,803 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-11-25 23:50:11,804 WARN L623 FunctionHandler]: Unknown extern function work_busy [2022-11-25 23:50:11,805 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 23:50:11,807 WARN L623 FunctionHandler]: Unknown extern function round_jiffies_relative [2022-11-25 23:50:11,807 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout [2022-11-25 23:50:11,807 WARN L623 FunctionHandler]: Unknown extern function kthread_should_stop [2022-11-25 23:50:11,815 WARN L623 FunctionHandler]: Unknown extern function blk_mq_init_queue [2022-11-25 23:50:11,816 WARN L623 FunctionHandler]: Unknown extern function alloc_disk_node [2022-11-25 23:50:11,817 WARN L623 FunctionHandler]: Unknown extern function blk_queue_logical_block_size [2022-11-25 23:50:11,817 WARN L623 FunctionHandler]: Unknown extern function blk_queue_max_hw_sectors [2022-11-25 23:50:11,818 WARN L623 FunctionHandler]: Unknown extern function blk_queue_chunk_sectors [2022-11-25 23:50:11,819 WARN L623 FunctionHandler]: Unknown extern function blk_queue_flush [2022-11-25 23:50:11,820 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 23:50:11,824 WARN L623 FunctionHandler]: Unknown extern function revalidate_disk [2022-11-25 23:50:11,825 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:50:11,841 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 23:50:11,859 WARN L623 FunctionHandler]: Unknown extern function pci_disable_msix [2022-11-25 23:50:11,860 WARN L623 FunctionHandler]: Unknown extern function pci_enable_msix_range [2022-11-25 23:50:11,860 WARN L623 FunctionHandler]: Unknown extern function pci_enable_msi_range [2022-11-25 23:50:11,870 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 23:50:11,875 WARN L623 FunctionHandler]: Unknown extern function blk_mq_alloc_tag_set [2022-11-25 23:50:11,883 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device_mem [2022-11-25 23:50:11,888 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-11-25 23:50:11,888 WARN L623 FunctionHandler]: Unknown extern function pci_select_bars [2022-11-25 23:50:11,889 WARN L623 FunctionHandler]: Unknown extern function pci_request_selected_regions [2022-11-25 23:50:11,890 WARN L623 FunctionHandler]: Unknown extern function pci_enable_msix [2022-11-25 23:50:11,892 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-11-25 23:50:11,892 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-11-25 23:50:11,900 WARN L623 FunctionHandler]: Unknown extern function pci_disable_msi [2022-11-25 23:50:11,901 WARN L623 FunctionHandler]: Unknown extern function pci_disable_msix [2022-11-25 23:50:11,901 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-11-25 23:50:11,902 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-11-25 23:50:11,910 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-11-25 23:50:11,911 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout [2022-11-25 23:50:11,913 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-11-25 23:50:11,913 WARN L623 FunctionHandler]: Unknown extern function flush_kthread_worker [2022-11-25 23:50:11,914 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-11-25 23:50:11,921 WARN L623 FunctionHandler]: Unknown extern function wake_up_process [2022-11-25 23:50:11,988 WARN L623 FunctionHandler]: Unknown extern function __init_kthread_worker [2022-11-25 23:50:11,989 WARN L623 FunctionHandler]: Unknown extern function kthread_create_on_node [2022-11-25 23:50:11,990 WARN L623 FunctionHandler]: Unknown extern function wake_up_process [2022-11-25 23:50:11,990 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 23:50:11,992 WARN L623 FunctionHandler]: Unknown extern function queue_kthread_work [2022-11-25 23:50:11,993 WARN L623 FunctionHandler]: Unknown extern function kthread_stop [2022-11-25 23:50:12,001 WARN L623 FunctionHandler]: Unknown extern function kthread_stop [2022-11-25 23:50:12,008 WARN L623 FunctionHandler]: Unknown extern function blk_mq_freeze_queue_start [2022-11-25 23:50:12,009 WARN L623 FunctionHandler]: Unknown extern function blk_mq_cancel_requeue_work [2022-11-25 23:50:12,009 WARN L623 FunctionHandler]: Unknown extern function blk_mq_stop_hw_queues [2022-11-25 23:50:12,018 WARN L623 FunctionHandler]: Unknown extern function blk_mq_unfreeze_queue [2022-11-25 23:50:12,018 WARN L623 FunctionHandler]: Unknown extern function blk_mq_start_stopped_hw_queues [2022-11-25 23:50:12,018 WARN L623 FunctionHandler]: Unknown extern function blk_mq_kick_requeue_list [2022-11-25 23:50:12,034 WARN L623 FunctionHandler]: Unknown extern function blk_integrity_unregister [2022-11-25 23:50:12,035 WARN L623 FunctionHandler]: Unknown extern function blk_mq_abort_requeue_list [2022-11-25 23:50:12,043 WARN L623 FunctionHandler]: Unknown extern function dma_pool_create [2022-11-25 23:50:12,043 WARN L623 FunctionHandler]: Unknown extern function dma_pool_create [2022-11-25 23:50:12,044 WARN L623 FunctionHandler]: Unknown extern function dma_pool_destroy [2022-11-25 23:50:12,051 WARN L623 FunctionHandler]: Unknown extern function dma_pool_destroy [2022-11-25 23:50:12,052 WARN L623 FunctionHandler]: Unknown extern function dma_pool_destroy [2022-11-25 23:50:12,060 WARN L623 FunctionHandler]: Unknown extern function ida_pre_get [2022-11-25 23:50:12,070 WARN L623 FunctionHandler]: Unknown extern function ida_remove [2022-11-25 23:50:12,077 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-11-25 23:50:12,078 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:50:12,079 WARN L623 FunctionHandler]: Unknown extern function pci_dev_put [2022-11-25 23:50:12,079 WARN L623 FunctionHandler]: Unknown extern function put_device [2022-11-25 23:50:12,080 WARN L623 FunctionHandler]: Unknown extern function blk_mq_free_tag_set [2022-11-25 23:50:12,080 WARN L623 FunctionHandler]: Unknown extern function blk_put_queue [2022-11-25 23:50:12,080 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:50:12,081 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:50:12,081 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:50:12,115 WARN L623 FunctionHandler]: Unknown extern function irq_set_affinity_hint [2022-11-25 23:50:12,124 WARN L623 FunctionHandler]: Unknown extern function kthread_create_on_node [2022-11-25 23:50:12,128 WARN L623 FunctionHandler]: Unknown extern function wake_up_process [2022-11-25 23:50:12,128 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-11-25 23:50:12,129 WARN L623 FunctionHandler]: Unknown extern function __might_sleep [2022-11-25 23:50:12,129 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait_event [2022-11-25 23:50:12,130 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-11-25 23:50:12,130 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-11-25 23:50:12,139 WARN L623 FunctionHandler]: Unknown extern function pci_stop_and_remove_bus_device_locked [2022-11-25 23:50:12,162 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 23:50:12,162 WARN L623 FunctionHandler]: Unknown extern function kthread_create_on_node [2022-11-25 23:50:12,166 WARN L623 FunctionHandler]: Unknown extern function wake_up_process [2022-11-25 23:50:12,168 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 23:50:12,192 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 23:50:12,192 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 23:50:12,194 WARN L623 FunctionHandler]: Unknown extern function pci_dev_get [2022-11-25 23:50:12,196 WARN L623 FunctionHandler]: Unknown extern function device_create [2022-11-25 23:50:12,199 WARN L623 FunctionHandler]: Unknown extern function get_device [2022-11-25 23:50:12,199 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 23:50:12,200 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 23:50:12,201 WARN L623 FunctionHandler]: Unknown extern function pci_dev_put [2022-11-25 23:50:12,201 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:50:12,201 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:50:12,202 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:50:12,203 WARN L623 FunctionHandler]: Unknown extern function work_busy [2022-11-25 23:50:12,224 WARN L623 FunctionHandler]: Unknown extern function flush_work [2022-11-25 23:50:12,225 WARN L623 FunctionHandler]: Unknown extern function flush_work [2022-11-25 23:50:12,225 WARN L623 FunctionHandler]: Unknown extern function device_destroy [2022-11-25 23:50:12,240 WARN L623 FunctionHandler]: Unknown extern function work_busy [2022-11-25 23:50:12,250 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-11-25 23:50:12,251 WARN L623 FunctionHandler]: Unknown extern function __alloc_workqueue_key [2022-11-25 23:50:12,252 WARN L623 FunctionHandler]: Unknown extern function register_blkdev [2022-11-25 23:50:12,255 WARN L623 FunctionHandler]: Unknown extern function __unregister_chrdev [2022-11-25 23:50:12,256 WARN L623 FunctionHandler]: Unknown extern function unregister_blkdev [2022-11-25 23:50:12,256 WARN L623 FunctionHandler]: Unknown extern function destroy_workqueue [2022-11-25 23:50:12,264 WARN L623 FunctionHandler]: Unknown extern function unregister_blkdev [2022-11-25 23:50:12,265 WARN L623 FunctionHandler]: Unknown extern function destroy_workqueue [2022-11-25 23:50:12,266 WARN L623 FunctionHandler]: Unknown extern function __unregister_chrdev [2022-11-25 23:50:12,722 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-11-25 23:50:12,729 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-11-25 23:50:12,730 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-11-25 23:50:12,731 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-11-25 23:50:12,732 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-25 23:50:12,733 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-25 23:50:12,734 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-25 23:50:12,735 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-11-25 23:50:12,735 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-11-25 23:50:12,737 WARN L623 FunctionHandler]: Unknown extern function blk_cleanup_queue [2022-11-25 23:50:12,737 WARN L623 FunctionHandler]: Unknown extern function add_disk [2022-11-25 23:50:12,738 WARN L623 FunctionHandler]: Unknown extern function blk_cleanup_queue [2022-11-25 23:50:12,738 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-11-25 23:50:12,739 WARN L623 FunctionHandler]: Unknown extern function del_gendisk [2022-11-25 23:50:12,739 WARN L623 FunctionHandler]: Unknown extern function blk_cleanup_queue [2022-11-25 23:50:12,739 WARN L623 FunctionHandler]: Unknown extern function put_disk [2022-11-25 23:50:12,740 WARN L623 FunctionHandler]: Unknown extern function __register_chrdev [2022-11-25 23:50:12,740 WARN L623 FunctionHandler]: Unknown extern function __pci_register_driver [2022-11-25 23:50:12,741 WARN L623 FunctionHandler]: Unknown extern function pci_unregister_driver [2022-11-25 23:50:12,742 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-11-25 23:50:12,742 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-11-25 23:50:12,778 WARN L623 FunctionHandler]: Unknown extern function __bitmap_empty [2022-11-25 23:50:12,847 WARN L623 FunctionHandler]: Unknown extern function strncpy [2022-11-25 23:50:12,847 WARN L623 FunctionHandler]: Unknown extern function strncpy [2022-11-25 23:50:12,849 WARN L623 FunctionHandler]: Unknown extern function strncpy [2022-11-25 23:50:12,865 WARN L623 FunctionHandler]: Unknown extern function strncpy [2022-11-25 23:50:12,882 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 23:50:12,883 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 23:50:12,904 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:50:12,915 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:50:12,924 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:50:12,936 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:50:12,958 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:50:13,041 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:50:13,112 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:50:13,130 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:50:13,249 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:50:13,288 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:50:13,299 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:50:13,366 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:50:13,426 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:50:13,437 WARN L623 FunctionHandler]: Unknown extern function capable [2022-11-25 23:50:13,440 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 23:50:14,129 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-11-25 23:50:14,495 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-25 23:50:15,407 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[571462,571475] [2022-11-25 23:50:15,411 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[571607,571620] [2022-11-25 23:50:15,412 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[571753,571766] [2022-11-25 23:50:15,412 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[571918,571931] [2022-11-25 23:50:15,417 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[572076,572089] [2022-11-25 23:50:15,418 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[572234,572247] [2022-11-25 23:50:15,418 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[572392,572405] [2022-11-25 23:50:15,419 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[572552,572565] [2022-11-25 23:50:15,419 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[572711,572724] [2022-11-25 23:50:15,419 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[572850,572863] [2022-11-25 23:50:15,420 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[572992,573005] [2022-11-25 23:50:15,421 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[573141,573154] [2022-11-25 23:50:15,421 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[573280,573293] [2022-11-25 23:50:15,421 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[573435,573448] [2022-11-25 23:50:15,422 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[573595,573608] [2022-11-25 23:50:15,423 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[573746,573759] [2022-11-25 23:50:15,423 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[573897,573910] [2022-11-25 23:50:15,424 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[574049,574062] [2022-11-25 23:50:15,426 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[574198,574211] [2022-11-25 23:50:15,427 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[574346,574359] [2022-11-25 23:50:15,429 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[574503,574516] [2022-11-25 23:50:15,430 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[574652,574665] [2022-11-25 23:50:15,431 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[574808,574821] [2022-11-25 23:50:15,431 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[574961,574974] [2022-11-25 23:50:15,431 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[575107,575120] [2022-11-25 23:50:15,432 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[575250,575263] [2022-11-25 23:50:15,432 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[575402,575415] [2022-11-25 23:50:15,433 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[575548,575561] [2022-11-25 23:50:15,433 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[575693,575706] [2022-11-25 23:50:15,434 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[575847,575860] [2022-11-25 23:50:15,439 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[575998,576011] [2022-11-25 23:50:15,439 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[576153,576166] [2022-11-25 23:50:15,440 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[576305,576318] [2022-11-25 23:50:15,441 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[576460,576473] [2022-11-25 23:50:15,442 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[576624,576637] [2022-11-25 23:50:15,442 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[576780,576793] [2022-11-25 23:50:15,443 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[576944,576957] [2022-11-25 23:50:15,443 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[577086,577099] [2022-11-25 23:50:15,444 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[577244,577257] [2022-11-25 23:50:15,444 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[577411,577424] [2022-11-25 23:50:15,445 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[577570,577583] [2022-11-25 23:50:15,450 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[577729,577742] [2022-11-25 23:50:15,451 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[577878,577891] [2022-11-25 23:50:15,456 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[578025,578038] [2022-11-25 23:50:15,456 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[578164,578177] [2022-11-25 23:50:15,457 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[578327,578340] [2022-11-25 23:50:15,457 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[578493,578506] [2022-11-25 23:50:15,458 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[578657,578670] [2022-11-25 23:50:15,459 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[578822,578835] [2022-11-25 23:50:15,459 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[578987,579000] [2022-11-25 23:50:15,460 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[579153,579166] [2022-11-25 23:50:15,461 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[579318,579331] [2022-11-25 23:50:15,461 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[579485,579498] [2022-11-25 23:50:15,462 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[579645,579658] [2022-11-25 23:50:15,462 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[579807,579820] [2022-11-25 23:50:15,463 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[579966,579979] [2022-11-25 23:50:15,463 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[580112,580125] [2022-11-25 23:50:15,464 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[580255,580268] [2022-11-25 23:50:15,464 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[580399,580412] [2022-11-25 23:50:15,465 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[580542,580555] [2022-11-25 23:50:15,465 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[580686,580699] [2022-11-25 23:50:15,466 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[580827,580840] [2022-11-25 23:50:15,467 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[580965,580978] [2022-11-25 23:50:15,469 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[581123,581136] [2022-11-25 23:50:15,470 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[581282,581295] [2022-11-25 23:50:15,470 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[581438,581451] [2022-11-25 23:50:15,471 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[581587,581600] [2022-11-25 23:50:15,471 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[581739,581752] [2022-11-25 23:50:15,472 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[581890,581903] [2022-11-25 23:50:15,472 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[582039,582052] [2022-11-25 23:50:15,472 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[582191,582204] [2022-11-25 23:50:15,473 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[582339,582352] [2022-11-25 23:50:15,477 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[582492,582505] [2022-11-25 23:50:15,478 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[582643,582656] [2022-11-25 23:50:15,478 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[582793,582806] [2022-11-25 23:50:15,479 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[582940,582953] [2022-11-25 23:50:15,479 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[583091,583104] [2022-11-25 23:50:15,479 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[583242,583255] [2022-11-25 23:50:15,480 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[583390,583403] [2022-11-25 23:50:15,480 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[583556,583569] [2022-11-25 23:50:15,480 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[583725,583738] [2022-11-25 23:50:15,481 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[583892,583905] [2022-11-25 23:50:15,481 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[584060,584073] [2022-11-25 23:50:15,482 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[584210,584223] [2022-11-25 23:50:15,482 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[584357,584370] [2022-11-25 23:50:15,482 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[584518,584531] [2022-11-25 23:50:15,483 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[584688,584701] [2022-11-25 23:50:15,483 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[584850,584863] [2022-11-25 23:50:15,512 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 23:50:15,558 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 23:50:15,712 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-11-25 23:50:15,712 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-11-25 23:50:15,713 WARN L623 FunctionHandler]: Unknown extern function __list_del_entry [2022-11-25 23:50:15,715 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-25 23:50:15,715 WARN L623 FunctionHandler]: Unknown extern function __bitmap_weight [2022-11-25 23:50:15,719 WARN L623 FunctionHandler]: Unknown extern function __cmpxchg_wrong_size [2022-11-25 23:50:15,721 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-25 23:50:15,722 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-25 23:50:15,723 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-11-25 23:50:15,723 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irq [2022-11-25 23:50:15,724 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-11-25 23:50:15,724 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irq [2022-11-25 23:50:15,725 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-11-25 23:50:15,725 WARN L623 FunctionHandler]: Unknown extern function ida_get_new_above [2022-11-25 23:50:15,726 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 23:50:15,728 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 23:50:15,729 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-11-25 23:50:15,740 WARN L623 FunctionHandler]: Unknown extern function sg_next [2022-11-25 23:50:15,741 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_sg [2022-11-25 23:50:15,742 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_sg [2022-11-25 23:50:15,746 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-11-25 23:50:15,747 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 23:50:15,747 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-11-25 23:50:15,748 WARN L623 FunctionHandler]: Unknown extern function dma_supported [2022-11-25 23:50:15,748 WARN L623 FunctionHandler]: Unknown extern function dma_set_mask [2022-11-25 23:50:15,750 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 23:50:15,750 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-11-25 23:50:15,751 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-11-25 23:50:15,751 WARN L623 FunctionHandler]: Unknown extern function __copy_from_user_overflow [2022-11-25 23:50:15,751 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 23:50:15,752 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-11-25 23:50:15,752 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-11-25 23:50:15,753 WARN L623 FunctionHandler]: Unknown extern function __copy_to_user_overflow [2022-11-25 23:50:15,756 WARN L623 FunctionHandler]: Unknown extern function lock_is_held [2022-11-25 23:50:15,757 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 23:50:15,763 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_125 [2022-11-25 23:50:15,764 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_126 [2022-11-25 23:50:15,764 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_127 [2022-11-25 23:50:15,764 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_128 [2022-11-25 23:50:15,764 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_129 [2022-11-25 23:50:15,765 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_130 [2022-11-25 23:50:15,765 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_131 [2022-11-25 23:50:15,765 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_132 [2022-11-25 23:50:15,767 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_133 [2022-11-25 23:50:15,767 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_134 [2022-11-25 23:50:15,768 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_135 [2022-11-25 23:50:15,768 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_136 [2022-11-25 23:50:15,777 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 23:50:15,793 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 23:50:15,799 WARN L623 FunctionHandler]: Unknown extern function blk_mq_start_request [2022-11-25 23:50:15,800 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 23:50:15,801 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 23:50:15,802 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 23:50:15,804 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 23:50:15,804 WARN L623 FunctionHandler]: Unknown extern function blk_mq_free_hctx_request [2022-11-25 23:50:15,805 WARN L623 FunctionHandler]: Unknown extern function blk_mq_free_hctx_request [2022-11-25 23:50:15,805 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 23:50:15,806 WARN L623 FunctionHandler]: Unknown extern function queue_kthread_work [2022-11-25 23:50:15,807 WARN L623 FunctionHandler]: Unknown extern function blk_mq_free_hctx_request [2022-11-25 23:50:15,807 WARN L623 FunctionHandler]: Unknown extern function blk_mq_tag_to_rq [2022-11-25 23:50:15,813 WARN L623 FunctionHandler]: Unknown extern function dma_pool_free [2022-11-25 23:50:15,814 WARN L623 FunctionHandler]: Unknown extern function dma_pool_free [2022-11-25 23:50:15,814 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:50:15,818 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_538 [2022-11-25 23:50:15,821 WARN L623 FunctionHandler]: Unknown extern function blk_mq_requeue_request [2022-11-25 23:50:15,824 WARN L623 FunctionHandler]: Unknown extern function blk_mq_kick_requeue_list [2022-11-25 23:50:15,827 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 23:50:15,829 WARN L623 FunctionHandler]: Unknown extern function blk_mq_complete_request [2022-11-25 23:50:15,832 WARN L623 FunctionHandler]: Unknown extern function sg_next [2022-11-25 23:50:15,839 WARN L623 FunctionHandler]: Unknown extern function sg_next [2022-11-25 23:50:15,850 WARN L623 FunctionHandler]: Unknown extern function blk_mq_complete_request [2022-11-25 23:50:15,851 WARN L623 FunctionHandler]: Unknown extern function sg_init_table [2022-11-25 23:50:15,852 WARN L623 FunctionHandler]: Unknown extern function blk_rq_map_sg [2022-11-25 23:50:15,857 WARN L623 FunctionHandler]: Unknown extern function blk_rq_count_integrity_sg [2022-11-25 23:50:15,860 WARN L623 FunctionHandler]: Unknown extern function sg_init_table [2022-11-25 23:50:15,860 WARN L623 FunctionHandler]: Unknown extern function blk_rq_map_integrity_sg [2022-11-25 23:50:15,867 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 23:50:15,870 WARN L623 FunctionHandler]: Unknown extern function wake_up_process [2022-11-25 23:50:15,871 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-11-25 23:50:15,872 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-11-25 23:50:15,878 WARN L623 FunctionHandler]: Unknown extern function blk_mq_alloc_request [2022-11-25 23:50:15,885 WARN L623 FunctionHandler]: Unknown extern function blk_mq_alloc_request [2022-11-25 23:50:15,887 WARN L623 FunctionHandler]: Unknown extern function blk_mq_alloc_request [2022-11-25 23:50:15,887 WARN L623 FunctionHandler]: Unknown extern function blk_mq_free_request [2022-11-25 23:50:15,888 WARN L623 FunctionHandler]: Unknown extern function blk_mq_alloc_request [2022-11-25 23:50:15,889 WARN L623 FunctionHandler]: Unknown extern function blk_mq_free_request [2022-11-25 23:50:15,903 WARN L623 FunctionHandler]: Unknown extern function work_busy [2022-11-25 23:50:15,903 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 23:50:15,904 WARN L623 FunctionHandler]: Unknown extern function blk_mq_alloc_request [2022-11-25 23:50:15,906 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 23:50:15,911 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 23:50:15,912 WARN L623 FunctionHandler]: Unknown extern function blk_mq_free_request [2022-11-25 23:50:15,913 WARN L623 FunctionHandler]: Unknown extern function blk_mq_request_started [2022-11-25 23:50:15,914 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 23:50:15,915 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 23:50:15,917 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:50:15,928 WARN L623 FunctionHandler]: Unknown extern function irq_set_affinity_hint [2022-11-25 23:50:15,929 WARN L623 FunctionHandler]: Unknown extern function blk_mq_tag_busy_iter [2022-11-25 23:50:15,935 WARN L623 FunctionHandler]: Unknown extern function blk_mq_freeze_queue_start [2022-11-25 23:50:15,937 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 23:50:15,943 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:50:15,947 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:50:15,947 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 23:50:15,950 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:50:15,951 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 23:50:15,953 WARN L623 FunctionHandler]: Unknown extern function blk_mq_free_tag_set [2022-11-25 23:50:15,956 WARN L623 FunctionHandler]: Unknown extern function blk_mq_alloc_tag_set [2022-11-25 23:50:15,957 WARN L623 FunctionHandler]: Unknown extern function blk_mq_init_queue [2022-11-25 23:50:15,957 WARN L623 FunctionHandler]: Unknown extern function blk_mq_free_tag_set [2022-11-25 23:50:15,958 WARN L623 FunctionHandler]: Unknown extern function blk_get_queue [2022-11-25 23:50:15,958 WARN L623 FunctionHandler]: Unknown extern function blk_mq_unfreeze_queue [2022-11-25 23:50:15,959 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 23:50:15,960 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-25 23:50:15,968 WARN L623 FunctionHandler]: Unknown extern function get_user_pages_fast [2022-11-25 23:50:15,969 WARN L623 FunctionHandler]: Unknown extern function sg_init_table [2022-11-25 23:50:15,970 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:50:15,970 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:50:15,971 WARN L623 FunctionHandler]: Unknown extern function put_page [2022-11-25 23:50:15,971 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:50:15,972 WARN L623 FunctionHandler]: Unknown extern function put_page [2022-11-25 23:50:15,982 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_1762 [2022-11-25 23:50:15,985 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_1788 [2022-11-25 23:50:15,987 WARN L623 FunctionHandler]: Unknown extern function capable [2022-11-25 23:50:15,992 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-11-25 23:50:15,993 WARN L623 FunctionHandler]: Unknown extern function blk_mq_alloc_request [2022-11-25 23:50:15,994 WARN L623 FunctionHandler]: Unknown extern function blk_mq_free_request [2022-11-25 23:50:16,014 WARN L623 FunctionHandler]: Unknown extern function blk_integrity_register [2022-11-25 23:50:16,018 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 23:50:16,018 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 23:50:16,020 WARN L623 FunctionHandler]: Unknown extern function blk_integrity_unregister [2022-11-25 23:50:16,023 WARN L623 FunctionHandler]: Unknown extern function blk_integrity_unregister [2022-11-25 23:50:16,024 WARN L623 FunctionHandler]: Unknown extern function blk_integrity_unregister [2022-11-25 23:50:16,024 WARN L623 FunctionHandler]: Unknown extern function blk_queue_logical_block_size [2022-11-25 23:50:16,027 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-11-25 23:50:16,028 WARN L623 FunctionHandler]: Unknown extern function work_busy [2022-11-25 23:50:16,029 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 23:50:16,034 WARN L623 FunctionHandler]: Unknown extern function round_jiffies_relative [2022-11-25 23:50:16,034 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout [2022-11-25 23:50:16,034 WARN L623 FunctionHandler]: Unknown extern function kthread_should_stop [2022-11-25 23:50:16,035 WARN L623 FunctionHandler]: Unknown extern function blk_mq_init_queue [2022-11-25 23:50:16,036 WARN L623 FunctionHandler]: Unknown extern function alloc_disk_node [2022-11-25 23:50:16,036 WARN L623 FunctionHandler]: Unknown extern function blk_queue_logical_block_size [2022-11-25 23:50:16,037 WARN L623 FunctionHandler]: Unknown extern function blk_queue_max_hw_sectors [2022-11-25 23:50:16,037 WARN L623 FunctionHandler]: Unknown extern function blk_queue_chunk_sectors [2022-11-25 23:50:16,037 WARN L623 FunctionHandler]: Unknown extern function blk_queue_flush [2022-11-25 23:50:16,041 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 23:50:16,041 WARN L623 FunctionHandler]: Unknown extern function revalidate_disk [2022-11-25 23:50:16,041 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:50:16,046 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 23:50:16,103 WARN L623 FunctionHandler]: Unknown extern function pci_disable_msix [2022-11-25 23:50:16,104 WARN L623 FunctionHandler]: Unknown extern function pci_enable_msix_range [2022-11-25 23:50:16,104 WARN L623 FunctionHandler]: Unknown extern function pci_enable_msi_range [2022-11-25 23:50:16,108 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 23:50:16,112 WARN L623 FunctionHandler]: Unknown extern function blk_mq_alloc_tag_set [2022-11-25 23:50:16,113 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device_mem [2022-11-25 23:50:16,114 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-11-25 23:50:16,114 WARN L623 FunctionHandler]: Unknown extern function pci_select_bars [2022-11-25 23:50:16,114 WARN L623 FunctionHandler]: Unknown extern function pci_request_selected_regions [2022-11-25 23:50:16,116 WARN L623 FunctionHandler]: Unknown extern function pci_enable_msix [2022-11-25 23:50:16,117 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-11-25 23:50:16,117 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-11-25 23:50:16,118 WARN L623 FunctionHandler]: Unknown extern function pci_disable_msi [2022-11-25 23:50:16,118 WARN L623 FunctionHandler]: Unknown extern function pci_disable_msix [2022-11-25 23:50:16,119 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-11-25 23:50:16,119 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-11-25 23:50:16,120 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-11-25 23:50:16,121 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout [2022-11-25 23:50:16,121 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-11-25 23:50:16,125 WARN L623 FunctionHandler]: Unknown extern function flush_kthread_worker [2022-11-25 23:50:16,126 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-11-25 23:50:16,126 WARN L623 FunctionHandler]: Unknown extern function wake_up_process [2022-11-25 23:50:16,131 WARN L623 FunctionHandler]: Unknown extern function __init_kthread_worker [2022-11-25 23:50:16,134 WARN L623 FunctionHandler]: Unknown extern function kthread_create_on_node [2022-11-25 23:50:16,135 WARN L623 FunctionHandler]: Unknown extern function wake_up_process [2022-11-25 23:50:16,135 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 23:50:16,141 WARN L623 FunctionHandler]: Unknown extern function queue_kthread_work [2022-11-25 23:50:16,141 WARN L623 FunctionHandler]: Unknown extern function kthread_stop [2022-11-25 23:50:16,143 WARN L623 FunctionHandler]: Unknown extern function kthread_stop [2022-11-25 23:50:16,143 WARN L623 FunctionHandler]: Unknown extern function blk_mq_freeze_queue_start [2022-11-25 23:50:16,144 WARN L623 FunctionHandler]: Unknown extern function blk_mq_cancel_requeue_work [2022-11-25 23:50:16,144 WARN L623 FunctionHandler]: Unknown extern function blk_mq_stop_hw_queues [2022-11-25 23:50:16,145 WARN L623 FunctionHandler]: Unknown extern function blk_mq_unfreeze_queue [2022-11-25 23:50:16,145 WARN L623 FunctionHandler]: Unknown extern function blk_mq_start_stopped_hw_queues [2022-11-25 23:50:16,145 WARN L623 FunctionHandler]: Unknown extern function blk_mq_kick_requeue_list [2022-11-25 23:50:16,153 WARN L623 FunctionHandler]: Unknown extern function blk_integrity_unregister [2022-11-25 23:50:16,154 WARN L623 FunctionHandler]: Unknown extern function blk_mq_abort_requeue_list [2022-11-25 23:50:16,154 WARN L623 FunctionHandler]: Unknown extern function dma_pool_create [2022-11-25 23:50:16,155 WARN L623 FunctionHandler]: Unknown extern function dma_pool_create [2022-11-25 23:50:16,155 WARN L623 FunctionHandler]: Unknown extern function dma_pool_destroy [2022-11-25 23:50:16,156 WARN L623 FunctionHandler]: Unknown extern function dma_pool_destroy [2022-11-25 23:50:16,156 WARN L623 FunctionHandler]: Unknown extern function dma_pool_destroy [2022-11-25 23:50:16,156 WARN L623 FunctionHandler]: Unknown extern function ida_pre_get [2022-11-25 23:50:16,157 WARN L623 FunctionHandler]: Unknown extern function ida_remove [2022-11-25 23:50:16,158 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-11-25 23:50:16,158 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:50:16,159 WARN L623 FunctionHandler]: Unknown extern function pci_dev_put [2022-11-25 23:50:16,159 WARN L623 FunctionHandler]: Unknown extern function put_device [2022-11-25 23:50:16,159 WARN L623 FunctionHandler]: Unknown extern function blk_mq_free_tag_set [2022-11-25 23:50:16,159 WARN L623 FunctionHandler]: Unknown extern function blk_put_queue [2022-11-25 23:50:16,160 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:50:16,160 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:50:16,160 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:50:16,166 WARN L623 FunctionHandler]: Unknown extern function irq_set_affinity_hint [2022-11-25 23:50:16,168 WARN L623 FunctionHandler]: Unknown extern function kthread_create_on_node [2022-11-25 23:50:16,168 WARN L623 FunctionHandler]: Unknown extern function wake_up_process [2022-11-25 23:50:16,169 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-11-25 23:50:16,169 WARN L623 FunctionHandler]: Unknown extern function __might_sleep [2022-11-25 23:50:16,169 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait_event [2022-11-25 23:50:16,170 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-11-25 23:50:16,170 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-11-25 23:50:16,175 WARN L623 FunctionHandler]: Unknown extern function pci_stop_and_remove_bus_device_locked [2022-11-25 23:50:16,176 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 23:50:16,177 WARN L623 FunctionHandler]: Unknown extern function kthread_create_on_node [2022-11-25 23:50:16,177 WARN L623 FunctionHandler]: Unknown extern function wake_up_process [2022-11-25 23:50:16,178 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 23:50:16,183 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 23:50:16,183 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 23:50:16,184 WARN L623 FunctionHandler]: Unknown extern function pci_dev_get [2022-11-25 23:50:16,184 WARN L623 FunctionHandler]: Unknown extern function device_create [2022-11-25 23:50:16,185 WARN L623 FunctionHandler]: Unknown extern function get_device [2022-11-25 23:50:16,185 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 23:50:16,185 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 23:50:16,187 WARN L623 FunctionHandler]: Unknown extern function pci_dev_put [2022-11-25 23:50:16,188 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:50:16,188 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:50:16,188 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:50:16,189 WARN L623 FunctionHandler]: Unknown extern function work_busy [2022-11-25 23:50:16,190 WARN L623 FunctionHandler]: Unknown extern function flush_work [2022-11-25 23:50:16,190 WARN L623 FunctionHandler]: Unknown extern function flush_work [2022-11-25 23:50:16,191 WARN L623 FunctionHandler]: Unknown extern function device_destroy [2022-11-25 23:50:16,192 WARN L623 FunctionHandler]: Unknown extern function work_busy [2022-11-25 23:50:16,193 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-11-25 23:50:16,194 WARN L623 FunctionHandler]: Unknown extern function __alloc_workqueue_key [2022-11-25 23:50:16,195 WARN L623 FunctionHandler]: Unknown extern function register_blkdev [2022-11-25 23:50:16,197 WARN L623 FunctionHandler]: Unknown extern function __unregister_chrdev [2022-11-25 23:50:16,197 WARN L623 FunctionHandler]: Unknown extern function unregister_blkdev [2022-11-25 23:50:16,198 WARN L623 FunctionHandler]: Unknown extern function destroy_workqueue [2022-11-25 23:50:16,198 WARN L623 FunctionHandler]: Unknown extern function unregister_blkdev [2022-11-25 23:50:16,199 WARN L623 FunctionHandler]: Unknown extern function destroy_workqueue [2022-11-25 23:50:16,199 WARN L623 FunctionHandler]: Unknown extern function __unregister_chrdev [2022-11-25 23:50:16,246 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-11-25 23:50:16,246 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-11-25 23:50:16,247 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-11-25 23:50:16,248 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-11-25 23:50:16,249 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-25 23:50:16,249 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-25 23:50:16,250 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-25 23:50:16,251 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-11-25 23:50:16,251 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-11-25 23:50:16,252 WARN L623 FunctionHandler]: Unknown extern function blk_cleanup_queue [2022-11-25 23:50:16,253 WARN L623 FunctionHandler]: Unknown extern function add_disk [2022-11-25 23:50:16,253 WARN L623 FunctionHandler]: Unknown extern function blk_cleanup_queue [2022-11-25 23:50:16,253 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-11-25 23:50:16,254 WARN L623 FunctionHandler]: Unknown extern function del_gendisk [2022-11-25 23:50:16,254 WARN L623 FunctionHandler]: Unknown extern function blk_cleanup_queue [2022-11-25 23:50:16,254 WARN L623 FunctionHandler]: Unknown extern function put_disk [2022-11-25 23:50:16,255 WARN L623 FunctionHandler]: Unknown extern function __register_chrdev [2022-11-25 23:50:16,255 WARN L623 FunctionHandler]: Unknown extern function __pci_register_driver [2022-11-25 23:50:16,256 WARN L623 FunctionHandler]: Unknown extern function pci_unregister_driver [2022-11-25 23:50:16,257 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-11-25 23:50:16,257 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-11-25 23:50:16,258 WARN L623 FunctionHandler]: Unknown extern function __bitmap_empty [2022-11-25 23:50:16,267 WARN L623 FunctionHandler]: Unknown extern function strncpy [2022-11-25 23:50:16,267 WARN L623 FunctionHandler]: Unknown extern function strncpy [2022-11-25 23:50:16,269 WARN L623 FunctionHandler]: Unknown extern function strncpy [2022-11-25 23:50:16,271 WARN L623 FunctionHandler]: Unknown extern function strncpy [2022-11-25 23:50:16,276 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 23:50:16,277 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 23:50:16,281 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:50:16,283 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:50:16,284 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:50:16,287 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:50:16,294 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:50:16,303 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:50:16,323 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:50:16,327 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:50:16,365 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:50:16,371 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:50:16,374 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:50:16,376 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:50:16,388 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:50:16,392 WARN L623 FunctionHandler]: Unknown extern function capable [2022-11-25 23:50:16,393 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 23:50:16,408 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-11-25 23:50:16,415 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-25 23:50:16,435 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[571462,571475] [2022-11-25 23:50:16,440 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[571607,571620] [2022-11-25 23:50:16,441 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[571753,571766] [2022-11-25 23:50:16,441 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[571918,571931] [2022-11-25 23:50:16,441 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[572076,572089] [2022-11-25 23:50:16,442 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[572234,572247] [2022-11-25 23:50:16,443 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[572392,572405] [2022-11-25 23:50:16,443 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[572552,572565] [2022-11-25 23:50:16,443 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[572711,572724] [2022-11-25 23:50:16,444 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[572850,572863] [2022-11-25 23:50:16,444 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[572992,573005] [2022-11-25 23:50:16,444 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[573141,573154] [2022-11-25 23:50:16,445 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[573280,573293] [2022-11-25 23:50:16,445 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[573435,573448] [2022-11-25 23:50:16,445 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[573595,573608] [2022-11-25 23:50:16,446 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[573746,573759] [2022-11-25 23:50:16,446 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[573897,573910] [2022-11-25 23:50:16,446 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[574049,574062] [2022-11-25 23:50:16,447 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[574198,574211] [2022-11-25 23:50:16,447 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[574346,574359] [2022-11-25 23:50:16,447 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[574503,574516] [2022-11-25 23:50:16,448 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[574652,574665] [2022-11-25 23:50:16,448 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[574808,574821] [2022-11-25 23:50:16,448 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[574961,574974] [2022-11-25 23:50:16,449 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[575107,575120] [2022-11-25 23:50:16,449 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[575250,575263] [2022-11-25 23:50:16,449 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[575402,575415] [2022-11-25 23:50:16,450 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[575548,575561] [2022-11-25 23:50:16,450 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[575693,575706] [2022-11-25 23:50:16,450 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[575847,575860] [2022-11-25 23:50:16,451 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[575998,576011] [2022-11-25 23:50:16,451 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[576153,576166] [2022-11-25 23:50:16,451 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[576305,576318] [2022-11-25 23:50:16,452 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[576460,576473] [2022-11-25 23:50:16,452 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[576624,576637] [2022-11-25 23:50:16,452 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[576780,576793] [2022-11-25 23:50:16,453 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[576944,576957] [2022-11-25 23:50:16,453 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[577086,577099] [2022-11-25 23:50:16,453 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[577244,577257] [2022-11-25 23:50:16,454 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[577411,577424] [2022-11-25 23:50:16,455 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[577570,577583] [2022-11-25 23:50:16,455 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[577729,577742] [2022-11-25 23:50:16,456 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[577878,577891] [2022-11-25 23:50:16,456 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[578025,578038] [2022-11-25 23:50:16,456 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[578164,578177] [2022-11-25 23:50:16,457 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[578327,578340] [2022-11-25 23:50:16,457 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[578493,578506] [2022-11-25 23:50:16,457 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[578657,578670] [2022-11-25 23:50:16,458 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[578822,578835] [2022-11-25 23:50:16,458 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[578987,579000] [2022-11-25 23:50:16,458 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[579153,579166] [2022-11-25 23:50:16,459 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[579318,579331] [2022-11-25 23:50:16,459 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[579485,579498] [2022-11-25 23:50:16,460 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[579645,579658] [2022-11-25 23:50:16,461 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[579807,579820] [2022-11-25 23:50:16,501 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[579966,579979] [2022-11-25 23:50:16,502 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[580112,580125] [2022-11-25 23:50:16,502 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[580255,580268] [2022-11-25 23:50:16,502 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[580399,580412] [2022-11-25 23:50:16,502 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[580542,580555] [2022-11-25 23:50:16,503 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[580686,580699] [2022-11-25 23:50:16,503 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[580827,580840] [2022-11-25 23:50:16,503 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[580965,580978] [2022-11-25 23:50:16,503 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[581123,581136] [2022-11-25 23:50:16,504 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[581282,581295] [2022-11-25 23:50:16,504 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[581438,581451] [2022-11-25 23:50:16,504 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[581587,581600] [2022-11-25 23:50:16,504 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[581739,581752] [2022-11-25 23:50:16,505 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[581890,581903] [2022-11-25 23:50:16,505 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[582039,582052] [2022-11-25 23:50:16,505 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[582191,582204] [2022-11-25 23:50:16,505 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[582339,582352] [2022-11-25 23:50:16,506 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[582492,582505] [2022-11-25 23:50:16,506 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[582643,582656] [2022-11-25 23:50:16,506 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[582793,582806] [2022-11-25 23:50:16,507 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[582940,582953] [2022-11-25 23:50:16,507 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[583091,583104] [2022-11-25 23:50:16,507 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[583242,583255] [2022-11-25 23:50:16,507 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[583390,583403] [2022-11-25 23:50:16,508 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[583556,583569] [2022-11-25 23:50:16,508 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[583725,583738] [2022-11-25 23:50:16,508 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[583892,583905] [2022-11-25 23:50:16,508 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[584060,584073] [2022-11-25 23:50:16,508 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[584210,584223] [2022-11-25 23:50:16,509 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[584357,584370] [2022-11-25 23:50:16,509 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[584518,584531] [2022-11-25 23:50:16,509 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[584688,584701] [2022-11-25 23:50:16,509 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_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[584850,584863] [2022-11-25 23:50:16,516 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 23:50:16,936 INFO L208 MainTranslator]: Completed translation [2022-11-25 23:50:16,936 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:50:16 WrapperNode [2022-11-25 23:50:16,936 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 23:50:16,938 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 23:50:16,938 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 23:50:16,938 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 23:50:16,950 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:50:16" (1/1) ... [2022-11-25 23:50:17,155 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:50:16" (1/1) ... [2022-11-25 23:50:18,312 INFO L138 Inliner]: procedures = 984, calls = 4896, calls flagged for inlining = 497, calls inlined = 414, statements flattened = 12870 [2022-11-25 23:50:18,313 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 23:50:18,313 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 23:50:18,313 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 23:50:18,314 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 23:50:18,323 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:50:16" (1/1) ... [2022-11-25 23:50:18,323 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:50:16" (1/1) ... [2022-11-25 23:50:18,754 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:50:16" (1/1) ... [2022-11-25 23:50:18,755 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:50:16" (1/1) ... [2022-11-25 23:50:19,574 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:50:16" (1/1) ... [2022-11-25 23:50:19,622 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:50:16" (1/1) ... [2022-11-25 23:50:19,894 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:50:16" (1/1) ... [2022-11-25 23:50:20,011 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:50:16" (1/1) ... [2022-11-25 23:50:20,227 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 23:50:20,229 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 23:50:20,229 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 23:50:20,229 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 23:50:20,230 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:50:16" (1/1) ... [2022-11-25 23:50:20,237 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 23:50:20,254 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 23:50:20,266 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-25 23:50:20,282 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c85183aa-8e68-4b7f-a858-be3ff4ac1fa1/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-25 23:50:20,306 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_127 [2022-11-25 23:50:20,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_127 [2022-11-25 23:50:20,310 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2022-11-25 23:50:20,310 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_dev_unmap [2022-11-25 23:50:20,310 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_dev_unmap [2022-11-25 23:50:20,310 INFO L130 BoogieDeclarations]: Found specification of procedure queue_kthread_work [2022-11-25 23:50:20,311 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_kthread_work [2022-11-25 23:50:20,311 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_queue_lock_of_request_queue [2022-11-25 23:50:20,311 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_queue_lock_of_request_queue [2022-11-25 23:50:20,311 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_trans_fill_inf_exc_page [2022-11-25 23:50:20,311 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_trans_fill_inf_exc_page [2022-11-25 23:50:20,311 INFO L130 BoogieDeclarations]: Found specification of procedure adapter_delete_cq [2022-11-25 23:50:20,311 INFO L138 BoogieDeclarations]: Found implementation of procedure adapter_delete_cq [2022-11-25 23:50:20,311 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-11-25 23:50:20,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-11-25 23:50:20,312 INFO L130 BoogieDeclarations]: Found specification of procedure __le16_to_cpup [2022-11-25 23:50:20,312 INFO L138 BoogieDeclarations]: Found implementation of procedure __le16_to_cpup [2022-11-25 23:50:20,312 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_setup_prps [2022-11-25 23:50:20,312 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_setup_prps [2022-11-25 23:50:20,312 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-25 23:50:20,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-25 23:50:20,312 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-25 23:50:20,313 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-25 23:50:20,313 INFO L130 BoogieDeclarations]: Found specification of procedure queue_flag_set_unlocked [2022-11-25 23:50:20,313 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_flag_set_unlocked [2022-11-25 23:50:20,313 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_suspend [2022-11-25 23:50:20,313 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_suspend [2022-11-25 23:50:20,313 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_trans_copy_to_user [2022-11-25 23:50:20,313 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_trans_copy_to_user [2022-11-25 23:50:20,313 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_release_instance [2022-11-25 23:50:20,314 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_release_instance [2022-11-25 23:50:20,314 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-25 23:50:20,314 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-25 23:50:20,314 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_create [2022-11-25 23:50:20,314 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_create [2022-11-25 23:50:20,314 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_submit_cmd [2022-11-25 23:50:20,314 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_submit_cmd [2022-11-25 23:50:20,314 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_dev_resume [2022-11-25 23:50:20,315 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_dev_resume [2022-11-25 23:50:20,315 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_dev_start [2022-11-25 23:50:20,315 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_dev_start [2022-11-25 23:50:20,315 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-25 23:50:20,315 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-25 23:50:20,315 INFO L130 BoogieDeclarations]: Found specification of procedure sg_init_table [2022-11-25 23:50:20,315 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_init_table [2022-11-25 23:50:20,315 INFO L130 BoogieDeclarations]: Found specification of procedure blk_integrity_unregister [2022-11-25 23:50:20,316 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_integrity_unregister [2022-11-25 23:50:20,316 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-25 23:50:20,316 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-25 23:50:20,317 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_dif_remap [2022-11-25 23:50:20,317 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_dif_remap [2022-11-25 23:50:20,317 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2022-11-25 23:50:20,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2022-11-25 23:50:20,317 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_identify [2022-11-25 23:50:20,318 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_identify [2022-11-25 23:50:20,318 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-25 23:50:20,318 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-25 23:50:20,318 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_dev_ioctl [2022-11-25 23:50:20,318 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_dev_ioctl [2022-11-25 23:50:20,318 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-25 23:50:20,318 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-25 23:50:20,318 INFO L130 BoogieDeclarations]: Found specification of procedure sg_page [2022-11-25 23:50:20,319 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_page [2022-11-25 23:50:20,319 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_106 [2022-11-25 23:50:20,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_106 [2022-11-25 23:50:20,319 INFO L130 BoogieDeclarations]: Found specification of procedure flush_work [2022-11-25 23:50:20,319 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_work [2022-11-25 23:50:20,319 INFO L130 BoogieDeclarations]: Found specification of procedure db_bar_size [2022-11-25 23:50:20,319 INFO L138 BoogieDeclarations]: Found implementation of procedure db_bar_size [2022-11-25 23:50:20,319 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-25 23:50:20,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-25 23:50:20,320 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_process_cq [2022-11-25 23:50:20,320 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_process_cq [2022-11-25 23:50:20,320 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-11-25 23:50:20,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-11-25 23:50:20,320 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-25 23:50:20,320 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2022-11-25 23:50:20,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2022-11-25 23:50:20,321 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-25 23:50:20,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-25 23:50:20,321 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_free_queues [2022-11-25 23:50:20,321 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_free_queues [2022-11-25 23:50:20,321 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_blkdev [2022-11-25 23:50:20,321 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_blkdev [2022-11-25 23:50:20,321 INFO L130 BoogieDeclarations]: Found specification of procedure queue_request_irq [2022-11-25 23:50:20,322 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_request_irq [2022-11-25 23:50:20,322 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_alloc_tag_set [2022-11-25 23:50:20,322 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_alloc_tag_set [2022-11-25 23:50:20,322 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-25 23:50:20,322 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-25 23:50:20,322 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-11-25 23:50:20,322 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-11-25 23:50:20,322 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2022-11-25 23:50:20,323 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2022-11-25 23:50:20,323 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc_node [2022-11-25 23:50:20,323 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc_node [2022-11-25 23:50:20,323 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2022-11-25 23:50:20,323 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2022-11-25 23:50:20,323 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_init_queue [2022-11-25 23:50:20,323 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_init_queue [2022-11-25 23:50:20,323 INFO L130 BoogieDeclarations]: Found specification of procedure sg_next [2022-11-25 23:50:20,324 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_next [2022-11-25 23:50:20,324 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-11-25 23:50:20,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-11-25 23:50:20,324 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get_unless_zero [2022-11-25 23:50:20,324 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get_unless_zero [2022-11-25 23:50:20,324 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_check_return_value_probe [2022-11-25 23:50:20,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_check_return_value_probe [2022-11-25 23:50:20,324 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-25 23:50:20,325 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2022-11-25 23:50:20,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2022-11-25 23:50:20,325 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_check_return_value_probe [2022-11-25 23:50:20,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_check_return_value_probe [2022-11-25 23:50:20,325 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2022-11-25 23:50:20,325 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2022-11-25 23:50:20,325 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-25 23:50:20,326 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-25 23:50:20,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-25 23:50:20,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-25 23:50:20,326 INFO L130 BoogieDeclarations]: Found specification of procedure blk_cleanup_queue [2022-11-25 23:50:20,326 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_cleanup_queue [2022-11-25 23:50:20,326 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-25 23:50:20,327 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_del_queue_end [2022-11-25 23:50:20,327 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_del_queue_end [2022-11-25 23:50:20,327 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2022-11-25 23:50:20,327 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2022-11-25 23:50:20,327 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_trans_fill_control_page [2022-11-25 23:50:20,327 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_trans_fill_control_page [2022-11-25 23:50:20,327 INFO L130 BoogieDeclarations]: Found specification of procedure blk_rq_bytes [2022-11-25 23:50:20,327 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_rq_bytes [2022-11-25 23:50:20,328 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_threaded_irq [2022-11-25 23:50:20,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_threaded_irq [2022-11-25 23:50:20,328 INFO L130 BoogieDeclarations]: Found specification of procedure kmap_atomic [2022-11-25 23:50:20,328 INFO L138 BoogieDeclarations]: Found implementation of procedure kmap_atomic [2022-11-25 23:50:20,328 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_dev_list_remove [2022-11-25 23:50:20,328 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_dev_list_remove [2022-11-25 23:50:20,328 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-25 23:50:20,328 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-25 23:50:20,329 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_unmap_user_pages [2022-11-25 23:50:20,329 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_unmap_user_pages [2022-11-25 23:50:20,329 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_clear_queue [2022-11-25 23:50:20,329 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_clear_queue [2022-11-25 23:50:20,329 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 23:50:20,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 23:50:20,329 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_cmd_size [2022-11-25 23:50:20,329 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_cmd_size [2022-11-25 23:50:20,330 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-11-25 23:50:20,330 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-11-25 23:50:20,330 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_wait_ready [2022-11-25 23:50:20,330 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_wait_ready [2022-11-25 23:50:20,330 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_revalidate_disk [2022-11-25 23:50:20,330 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_revalidate_disk [2022-11-25 23:50:20,330 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-11-25 23:50:20,330 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-11-25 23:50:20,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-25 23:50:20,331 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_set_info [2022-11-25 23:50:20,331 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_set_info [2022-11-25 23:50:20,331 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-11-25 23:50:20,331 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-11-25 23:50:20,331 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_set_irq_hints [2022-11-25 23:50:20,331 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_set_irq_hints [2022-11-25 23:50:20,331 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2022-11-25 23:50:20,332 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2022-11-25 23:50:20,332 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_sg_attrs [2022-11-25 23:50:20,332 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_sg_attrs [2022-11-25 23:50:20,332 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-11-25 23:50:20,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-11-25 23:50:20,332 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2022-11-25 23:50:20,332 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2022-11-25 23:50:20,332 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_freeze_queue_start [2022-11-25 23:50:20,333 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_freeze_queue_start [2022-11-25 23:50:20,333 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_init_queue [2022-11-25 23:50:20,333 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_init_queue [2022-11-25 23:50:20,333 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_trans_io [2022-11-25 23:50:20,333 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_trans_io [2022-11-25 23:50:20,333 INFO L130 BoogieDeclarations]: Found specification of procedure set_capacity [2022-11-25 23:50:20,333 INFO L138 BoogieDeclarations]: Found implementation of procedure set_capacity [2022-11-25 23:50:20,334 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-25 23:50:20,334 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-25 23:50:20,334 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_io_mem_unmap [2022-11-25 23:50:20,334 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_io_mem_unmap [2022-11-25 23:50:20,334 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2022-11-25 23:50:20,334 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2022-11-25 23:50:20,334 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_dev_list_lock [2022-11-25 23:50:20,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_dev_list_lock [2022-11-25 23:50:20,335 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2022-11-25 23:50:20,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2022-11-25 23:50:20,335 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2022-11-25 23:50:20,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2022-11-25 23:50:20,335 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2022-11-25 23:50:20,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2022-11-25 23:50:20,335 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_node [2022-11-25 23:50:20,336 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_node [2022-11-25 23:50:20,336 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-25 23:50:20,336 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-25 23:50:20,336 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-25 23:50:20,336 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_remove [2022-11-25 23:50:20,336 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_remove [2022-11-25 23:50:20,336 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2022-11-25 23:50:20,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2022-11-25 23:50:20,337 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_drivers_base_class__double_registration [2022-11-25 23:50:20,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_drivers_base_class__double_registration [2022-11-25 23:50:20,337 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_rq_to_pdu [2022-11-25 23:50:20,337 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_rq_to_pdu [2022-11-25 23:50:20,337 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2022-11-25 23:50:20,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2022-11-25 23:50:20,337 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-25 23:50:20,338 INFO L130 BoogieDeclarations]: Found specification of procedure put_page [2022-11-25 23:50:20,338 INFO L138 BoogieDeclarations]: Found implementation of procedure put_page [2022-11-25 23:50:20,338 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_destroy_class [2022-11-25 23:50:20,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_destroy_class [2022-11-25 23:50:20,338 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_dev_list_lock [2022-11-25 23:50:20,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_dev_list_lock [2022-11-25 23:50:20,338 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_q_lock_of_nvme_queue [2022-11-25 23:50:20,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_q_lock_of_nvme_queue [2022-11-25 23:50:20,339 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-25 23:50:20,339 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-25 23:50:20,339 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_free_request [2022-11-25 23:50:20,339 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_free_request [2022-11-25 23:50:20,339 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_submit_admin_cmd [2022-11-25 23:50:20,339 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_submit_admin_cmd [2022-11-25 23:50:20,339 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-11-25 23:50:20,339 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-11-25 23:50:20,340 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-25 23:50:20,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-25 23:50:20,340 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-11-25 23:50:20,340 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-11-25 23:50:20,340 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_trans_copy_from_user [2022-11-25 23:50:20,340 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_trans_copy_from_user [2022-11-25 23:50:20,340 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-11-25 23:50:20,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-11-25 23:50:20,341 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2022-11-25 23:50:20,341 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2022-11-25 23:50:20,341 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2022-11-25 23:50:20,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2022-11-25 23:50:20,341 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-25 23:50:20,341 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-25 23:50:20,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-25 23:50:20,341 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_kick_requeue_list [2022-11-25 23:50:20,342 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_kick_requeue_list [2022-11-25 23:50:20,342 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-25 23:50:20,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-25 23:50:20,342 INFO L130 BoogieDeclarations]: Found specification of procedure irq_set_affinity_hint [2022-11-25 23:50:20,342 INFO L138 BoogieDeclarations]: Found implementation of procedure irq_set_affinity_hint [2022-11-25 23:50:20,342 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_worker_fn [2022-11-25 23:50:20,342 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dev_put [2022-11-25 23:50:20,342 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dev_put [2022-11-25 23:50:20,343 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_disable_queue [2022-11-25 23:50:20,343 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_disable_queue [2022-11-25 23:50:20,343 INFO L130 BoogieDeclarations]: Found specification of procedure iod_list [2022-11-25 23:50:20,343 INFO L138 BoogieDeclarations]: Found implementation of procedure iod_list [2022-11-25 23:50:20,343 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_shutdown [2022-11-25 23:50:20,343 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_shutdown [2022-11-25 23:50:20,343 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_126 [2022-11-25 23:50:20,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_126 [2022-11-25 23:50:20,344 INFO L130 BoogieDeclarations]: Found specification of procedure __nvme_alloc_iod [2022-11-25 23:50:20,344 INFO L138 BoogieDeclarations]: Found implementation of procedure __nvme_alloc_iod [2022-11-25 23:50:20,344 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_q_lock_of_nvme_queue [2022-11-25 23:50:20,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_q_lock_of_nvme_queue [2022-11-25 23:50:20,344 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2022-11-25 23:50:20,344 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2022-11-25 23:50:20,344 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_free_hctx_request [2022-11-25 23:50:20,344 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_free_hctx_request [2022-11-25 23:50:20,345 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_trans_status_code [2022-11-25 23:50:20,345 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_trans_status_code [2022-11-25 23:50:20,345 INFO L130 BoogieDeclarations]: Found specification of procedure __kunmap_atomic [2022-11-25 23:50:20,345 INFO L138 BoogieDeclarations]: Found implementation of procedure __kunmap_atomic [2022-11-25 23:50:20,345 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_free_iod [2022-11-25 23:50:20,345 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_free_iod [2022-11-25 23:50:20,345 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2022-11-25 23:50:20,345 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2022-11-25 23:50:20,346 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_free [2022-11-25 23:50:20,346 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_free [2022-11-25 23:50:20,346 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-11-25 23:50:20,346 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-11-25 23:50:20,346 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_gadget__class_registration_with_usb_gadget [2022-11-25 23:50:20,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_gadget__class_registration_with_usb_gadget [2022-11-25 23:50:20,346 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2022-11-25 23:50:20,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2022-11-25 23:50:20,347 INFO L130 BoogieDeclarations]: Found specification of procedure wake_up_process [2022-11-25 23:50:20,347 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_up_process [2022-11-25 23:50:20,347 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-11-25 23:50:20,347 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-11-25 23:50:20,347 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-25 23:50:20,347 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-25 23:50:20,347 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_complete_request [2022-11-25 23:50:20,347 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_complete_request [2022-11-25 23:50:20,348 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2022-11-25 23:50:20,348 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2022-11-25 23:50:20,348 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-25 23:50:20,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-25 23:50:20,348 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-11-25 23:50:20,348 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-11-25 23:50:20,348 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_trans_fill_caching_page [2022-11-25 23:50:20,348 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_trans_fill_caching_page [2022-11-25 23:50:20,349 INFO L130 BoogieDeclarations]: Found specification of procedure __nvme_submit_cmd [2022-11-25 23:50:20,349 INFO L138 BoogieDeclarations]: Found implementation of procedure __nvme_submit_cmd [2022-11-25 23:50:20,349 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_sg_attrs [2022-11-25 23:50:20,349 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_sg_attrs [2022-11-25 23:50:20,349 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_get_features [2022-11-25 23:50:20,349 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_get_features [2022-11-25 23:50:20,349 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_unfreeze_queue [2022-11-25 23:50:20,349 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_unfreeze_queue [2022-11-25 23:50:20,350 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2022-11-25 23:50:20,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2022-11-25 23:50:20,350 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2022-11-25 23:50:20,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2022-11-25 23:50:20,350 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_trans_read_capacity [2022-11-25 23:50:20,350 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_trans_read_capacity [2022-11-25 23:50:20,350 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-25 23:50:20,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-25 23:50:20,351 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_logical_block_size [2022-11-25 23:50:20,351 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_logical_block_size [2022-11-25 23:50:20,351 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-25 23:50:20,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-25 23:50:20,351 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2022-11-25 23:50:20,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2022-11-25 23:50:20,353 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_destroy [2022-11-25 23:50:20,353 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_destroy [2022-11-25 23:50:20,353 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-25 23:50:20,353 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2022-11-25 23:50:20,353 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2022-11-25 23:50:20,353 INFO L130 BoogieDeclarations]: Found specification of procedure iod_get_private [2022-11-25 23:50:20,353 INFO L138 BoogieDeclarations]: Found implementation of procedure iod_get_private [2022-11-25 23:50:20,353 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_dev_remove_admin [2022-11-25 23:50:20,354 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_dev_remove_admin [2022-11-25 23:50:20,354 INFO L130 BoogieDeclarations]: Found specification of procedure adapter_delete_queue [2022-11-25 23:50:20,354 INFO L138 BoogieDeclarations]: Found implementation of procedure adapter_delete_queue [2022-11-25 23:50:20,354 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2022-11-25 23:50:20,354 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2022-11-25 23:50:20,354 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-25 23:50:20,354 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_free_tag_set [2022-11-25 23:50:20,355 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_free_tag_set [2022-11-25 23:50:20,355 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-11-25 23:50:20,355 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-11-25 23:50:20,355 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-25 23:50:20,355 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_blk_cleanup_queue [2022-11-25 23:50:20,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_blk_cleanup_queue [2022-11-25 23:50:20,355 INFO L130 BoogieDeclarations]: Found specification of procedure __nvme_submit_admin_cmd [2022-11-25 23:50:20,355 INFO L138 BoogieDeclarations]: Found implementation of procedure __nvme_submit_admin_cmd [2022-11-25 23:50:20,356 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2022-11-25 23:50:20,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2022-11-25 23:50:20,356 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_trans_fill_pow_cnd_page [2022-11-25 23:50:20,356 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_trans_fill_pow_cnd_page [2022-11-25 23:50:20,356 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_disable_ctrl [2022-11-25 23:50:20,356 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_disable_ctrl [2022-11-25 23:50:20,356 INFO L130 BoogieDeclarations]: Found specification of procedure bitmap_empty [2022-11-25 23:50:20,356 INFO L138 BoogieDeclarations]: Found implementation of procedure bitmap_empty [2022-11-25 23:50:20,357 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-11-25 23:50:20,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-11-25 23:50:20,357 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-25 23:50:20,357 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-25 23:50:20,357 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2022-11-25 23:50:20,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2022-11-25 23:50:20,357 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-11-25 23:50:20,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-11-25 23:50:20,358 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_resume [2022-11-25 23:50:20,358 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_resume [2022-11-25 23:50:20,358 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-11-25 23:50:20,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-11-25 23:50:20,358 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_interrupt_instance_1 [2022-11-25 23:50:20,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_interrupt_instance_1 [2022-11-25 23:50:20,358 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_interrupt_instance_2 [2022-11-25 23:50:20,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_interrupt_instance_2 [2022-11-25 23:50:20,359 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2022-11-25 23:50:20,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2022-11-25 23:50:20,359 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_reset_failed_dev [2022-11-25 23:50:20,359 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_reset_failed_dev [2022-11-25 23:50:20,359 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_queue_lock_of_request_queue [2022-11-25 23:50:20,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_queue_lock_of_request_queue [2022-11-25 23:50:20,359 INFO L130 BoogieDeclarations]: Found specification of procedure blk_integrity_rq [2022-11-25 23:50:20,360 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_integrity_rq [2022-11-25 23:50:20,360 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_stop [2022-11-25 23:50:20,360 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_stop [2022-11-25 23:50:20,360 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-25 23:50:20,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-25 23:50:20,360 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-25 23:50:20,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-25 23:50:20,361 INFO L130 BoogieDeclarations]: Found specification of procedure fatal_signal_pending [2022-11-25 23:50:20,361 INFO L138 BoogieDeclarations]: Found implementation of procedure fatal_signal_pending [2022-11-25 23:50:20,361 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_alloc_queue [2022-11-25 23:50:20,361 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_alloc_queue [2022-11-25 23:50:20,361 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-11-25 23:50:20,361 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-11-25 23:50:20,361 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2022-11-25 23:50:20,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2022-11-25 23:50:20,362 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_submit_io_cmd [2022-11-25 23:50:20,362 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_submit_io_cmd [2022-11-25 23:50:20,362 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-11-25 23:50:20,362 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-11-25 23:50:20,362 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2022-11-25 23:50:20,362 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2022-11-25 23:50:20,362 INFO L130 BoogieDeclarations]: Found specification of procedure writeq [2022-11-25 23:50:20,362 INFO L138 BoogieDeclarations]: Found implementation of procedure writeq [2022-11-25 23:50:20,363 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2022-11-25 23:50:20,363 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2022-11-25 23:50:20,363 INFO L130 BoogieDeclarations]: Found specification of procedure __cmpxchg_wrong_size [2022-11-25 23:50:20,363 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2022-11-25 23:50:20,363 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2022-11-25 23:50:20,363 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_alloc_request [2022-11-25 23:50:20,363 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_alloc_request [2022-11-25 23:50:20,364 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-25 23:50:20,364 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-25 23:50:20,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-25 23:50:20,364 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-25 23:50:20,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-25 23:50:20,364 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_destroy_class [2022-11-25 23:50:20,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_destroy_class [2022-11-25 23:50:20,364 INFO L130 BoogieDeclarations]: Found specification of procedure adapter_delete_sq [2022-11-25 23:50:20,365 INFO L138 BoogieDeclarations]: Found implementation of procedure adapter_delete_sq [2022-11-25 23:50:20,365 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-11-25 23:50:20,365 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-11-25 23:50:20,365 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msix [2022-11-25 23:50:20,365 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msix [2022-11-25 23:50:20,365 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR_OR_NULL [2022-11-25 23:50:20,365 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR_OR_NULL [2022-11-25 23:50:20,365 INFO L130 BoogieDeclarations]: Found specification of procedure blk_rq_pos [2022-11-25 23:50:20,366 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_rq_pos [2022-11-25 23:50:20,366 INFO L130 BoogieDeclarations]: Found specification of procedure __le64_to_cpup [2022-11-25 23:50:20,366 INFO L138 BoogieDeclarations]: Found implementation of procedure __le64_to_cpup [2022-11-25 23:50:20,366 INFO L130 BoogieDeclarations]: Found specification of procedure work_busy [2022-11-25 23:50:20,366 INFO L138 BoogieDeclarations]: Found implementation of procedure work_busy [2022-11-25 23:50:20,366 INFO L130 BoogieDeclarations]: Found specification of procedure adapter_async_del_queue [2022-11-25 23:50:20,366 INFO L138 BoogieDeclarations]: Found implementation of procedure adapter_async_del_queue [2022-11-25 23:50:20,366 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2022-11-25 23:50:20,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2022-11-25 23:50:20,367 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-25 23:50:20,367 INFO L130 BoogieDeclarations]: Found specification of procedure __unregister_chrdev [2022-11-25 23:50:20,367 INFO L138 BoogieDeclarations]: Found implementation of procedure __unregister_chrdev [2022-11-25 23:50:20,367 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-11-25 23:50:20,367 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-11-25 23:50:20,367 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-11-25 23:50:20,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-11-25 23:50:20,368 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2022-11-25 23:50:20,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2022-11-25 23:50:20,368 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_user_cmd [2022-11-25 23:50:20,368 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_user_cmd [2022-11-25 23:50:20,368 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2022-11-25 23:50:20,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2022-11-25 23:50:20,368 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_block_nr [2022-11-25 23:50:20,368 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_block_nr [2022-11-25 23:50:20,369 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-25 23:50:20,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-25 23:50:20,369 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2022-11-25 23:50:20,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2022-11-25 23:50:20,369 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_reset_workfn [2022-11-25 23:50:20,369 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_reset_workfn [2022-11-25 23:50:20,369 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_weight [2022-11-25 23:50:20,369 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_weight [2022-11-25 23:50:20,370 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_105 [2022-11-25 23:50:20,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_105 [2022-11-25 23:50:20,370 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-25 23:50:20,370 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-25 23:50:20,370 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_submit_sync_cmd [2022-11-25 23:50:20,370 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_submit_sync_cmd [2022-11-25 23:50:20,370 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_dev_shutdown [2022-11-25 23:50:20,371 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_dev_shutdown [2022-11-25 23:50:20,371 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-11-25 23:50:20,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-11-25 23:50:20,371 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_npages [2022-11-25 23:50:20,371 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_npages [2022-11-25 23:50:20,371 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-25 23:50:20,371 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-25 23:50:20,371 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2022-11-25 23:50:20,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2022-11-25 23:50:20,372 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_map_user_pages [2022-11-25 23:50:20,372 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_map_user_pages [2022-11-25 23:50:20,372 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_dev_remove [2022-11-25 23:50:20,372 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_dev_remove [2022-11-25 23:50:20,372 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2022-11-25 23:50:20,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2022-11-25 23:50:20,372 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_ioctl [2022-11-25 23:50:20,373 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_ioctl [2022-11-25 23:50:20,373 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2022-11-25 23:50:20,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2022-11-25 23:50:20,373 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_release_prp_pools [2022-11-25 23:50:20,373 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_release_prp_pools [2022-11-25 23:50:20,373 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_trans_mode_page_create [2022-11-25 23:50:20,373 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_trans_mode_page_create [2022-11-25 23:50:20,373 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask_and_coherent [2022-11-25 23:50:20,374 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask_and_coherent [2022-11-25 23:50:20,374 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2022-11-25 23:50:20,374 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2022-11-25 23:50:20,374 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_trans_send_fw_cmd [2022-11-25 23:50:20,374 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_trans_send_fw_cmd [2022-11-25 23:50:20,374 INFO L130 BoogieDeclarations]: Found specification of procedure __le32_to_cpup [2022-11-25 23:50:20,374 INFO L138 BoogieDeclarations]: Found implementation of procedure __le32_to_cpup [2022-11-25 23:50:20,374 INFO L130 BoogieDeclarations]: Found specification of procedure iod_init [2022-11-25 23:50:20,375 INFO L138 BoogieDeclarations]: Found implementation of procedure iod_init [2022-11-25 23:50:20,375 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_dev_reset [2022-11-25 23:50:20,375 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_dev_reset [2022-11-25 23:50:20,375 INFO L130 BoogieDeclarations]: Found specification of procedure __set_bit [2022-11-25 23:50:20,375 INFO L138 BoogieDeclarations]: Found implementation of procedure __set_bit [2022-11-25 23:50:20,375 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab64 [2022-11-25 23:50:20,375 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab64 [2022-11-25 23:50:20,375 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2022-11-25 23:50:20,376 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2022-11-25 23:50:20,376 INFO L130 BoogieDeclarations]: Found specification of procedure queue_logical_block_size [2022-11-25 23:50:20,376 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_logical_block_size [2022-11-25 23:50:20,376 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_suspend_queue [2022-11-25 23:50:20,376 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_suspend_queue [2022-11-25 23:50:20,376 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-25 23:50:20,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-25 23:50:20,376 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-11-25 23:50:20,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-11-25 23:50:20,377 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_trans_completion [2022-11-25 23:50:20,377 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_trans_completion [2022-11-25 23:50:20,377 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-25 23:50:20,377 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-25 23:50:20,377 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_set_features [2022-11-25 23:50:20,377 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_set_features [2022-11-25 23:50:20,377 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-11-25 23:50:20,378 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-11-25 23:50:20,378 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-25 23:50:20,378 INFO L130 BoogieDeclarations]: Found specification of procedure readq [2022-11-25 23:50:20,378 INFO L138 BoogieDeclarations]: Found implementation of procedure readq [2022-11-25 23:50:20,378 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2022-11-25 23:50:20,378 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2022-11-25 23:50:20,378 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2022-11-25 23:50:22,074 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 23:50:22,079 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 23:50:38,798 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-25 23:51:10,286 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 23:51:14,557 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 23:51:14,558 INFO L300 CfgBuilder]: Removed 11 assume(true) statements. [2022-11-25 23:51:14,567 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 11:51:14 BoogieIcfgContainer [2022-11-25 23:51:14,567 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-25 23:51:14,572 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-25 23:51:14,572 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-25 23:51:14,575 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-25 23:51:14,576 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 11:50:07" (1/3) ... [2022-11-25 23:51:14,580 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28aa992b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 11:51:14, skipping insertion in model container [2022-11-25 23:51:14,580 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:50:16" (2/3) ... [2022-11-25 23:51:14,581 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28aa992b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 11:51:14, skipping insertion in model container [2022-11-25 23:51:14,581 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 11:51:14" (3/3) ... [2022-11-25 23:51:14,583 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--block--nvme.ko.cil.i [2022-11-25 23:51:14,603 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-25 23:51:14,603 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 36 error locations. [2022-11-25 23:51:14,730 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-25 23:51:14,742 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;@6184413d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-25 23:51:14,743 INFO L358 AbstractCegarLoop]: Starting to check reachability of 36 error locations. [2022-11-25 23:51:14,757 INFO L276 IsEmpty]: Start isEmpty. Operand has 3386 states, 2032 states have (on average 1.3169291338582678) internal successors, (2676), 2139 states have internal predecessors, (2676), 1074 states have call successors, (1074), 249 states have call predecessors, (1074), 248 states have return successors, (1066), 1057 states have call predecessors, (1066), 1066 states have call successors, (1066) [2022-11-25 23:51:14,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-11-25 23:51:14,767 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:51:14,768 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:51:14,769 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_linux_arch_io_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-25 23:51:14,773 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:51:14,774 INFO L85 PathProgramCache]: Analyzing trace with hash 245292094, now seen corresponding path program 1 times [2022-11-25 23:51:14,784 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:51:14,784 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [311082089] [2022-11-25 23:51:14,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:51:14,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:51:15,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:51:15,832 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-25 23:51:15,833 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:51:15,833 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [311082089] [2022-11-25 23:51:15,836 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [311082089] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:51:15,836 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:51:15,836 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 23:51:15,838 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1083929724] [2022-11-25 23:51:15,838 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:51:15,847 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 23:51:15,847 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:51:15,883 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 23:51:15,883 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 23:51:15,892 INFO L87 Difference]: Start difference. First operand has 3386 states, 2032 states have (on average 1.3169291338582678) internal successors, (2676), 2139 states have internal predecessors, (2676), 1074 states have call successors, (1074), 249 states have call predecessors, (1074), 248 states have return successors, (1066), 1057 states have call predecessors, (1066), 1066 states have call successors, (1066) Second operand has 4 states, 4 states have (on average 4.75) internal successors, (19), 4 states have internal predecessors, (19), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-11-25 23:51:19,167 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 23:51:21,444 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:51:23,496 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:51:31,504 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-25 23:51:35,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:51:35,584 INFO L93 Difference]: Finished difference Result 9906 states and 14710 transitions. [2022-11-25 23:51:35,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 23:51:35,586 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.75) internal successors, (19), 4 states have internal predecessors, (19), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 38 [2022-11-25 23:51:35,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:51:35,649 INFO L225 Difference]: With dead ends: 9906 [2022-11-25 23:51:35,650 INFO L226 Difference]: Without dead ends: 6519 [2022-11-25 23:51:35,685 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 23:51:35,688 INFO L413 NwaCegarLoop]: 5344 mSDtfsCounter, 4489 mSDsluCounter, 9517 mSDsCounter, 0 mSdLazyCounter, 1754 mSolverCounterSat, 1 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4495 SdHoareTripleChecker+Valid, 14861 SdHoareTripleChecker+Invalid, 1759 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1754 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.8s IncrementalHoareTripleChecker+Time [2022-11-25 23:51:35,688 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4495 Valid, 14861 Invalid, 1759 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 1754 Invalid, 4 Unknown, 0 Unchecked, 18.8s Time] [2022-11-25 23:51:35,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6519 states. [2022-11-25 23:51:36,074 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6519 to 6329. [2022-11-25 23:51:36,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6329 states, 3809 states have (on average 1.294040430559202) internal successors, (4929), 3984 states have internal predecessors, (4929), 2010 states have call successors, (2010), 476 states have call predecessors, (2010), 474 states have return successors, (2067), 1986 states have call predecessors, (2067), 2008 states have call successors, (2067) [2022-11-25 23:51:36,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6329 states to 6329 states and 9006 transitions. [2022-11-25 23:51:36,155 INFO L78 Accepts]: Start accepts. Automaton has 6329 states and 9006 transitions. Word has length 38 [2022-11-25 23:51:36,156 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:51:36,156 INFO L495 AbstractCegarLoop]: Abstraction has 6329 states and 9006 transitions. [2022-11-25 23:51:36,157 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.75) internal successors, (19), 4 states have internal predecessors, (19), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-11-25 23:51:36,157 INFO L276 IsEmpty]: Start isEmpty. Operand 6329 states and 9006 transitions. [2022-11-25 23:51:36,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-11-25 23:51:36,161 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:51:36,162 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:51:36,162 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-25 23:51:36,162 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_linux_block_genhd_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-25 23:51:36,162 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:51:36,163 INFO L85 PathProgramCache]: Analyzing trace with hash 1876747648, now seen corresponding path program 1 times [2022-11-25 23:51:36,163 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:51:36,163 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1443406553] [2022-11-25 23:51:36,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:51:36,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:51:36,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:51:36,660 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-25 23:51:36,661 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:51:36,661 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1443406553] [2022-11-25 23:51:36,661 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1443406553] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:51:36,661 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:51:36,662 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 23:51:36,662 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [314823283] [2022-11-25 23:51:36,662 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:51:36,663 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 23:51:36,664 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:51:36,664 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 23:51:36,665 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 23:51:36,665 INFO L87 Difference]: Start difference. First operand 6329 states and 9006 transitions. Second operand has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-11-25 23:51:39,661 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:51:41,895 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:51:43,958 WARN L539 Checker$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 23:51:51,565 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-25 23:51:54,942 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:51:54,943 INFO L93 Difference]: Finished difference Result 12527 states and 18028 transitions. [2022-11-25 23:51:54,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 23:51:54,944 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 43 [2022-11-25 23:51:54,944 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:51:55,038 INFO L225 Difference]: With dead ends: 12527 [2022-11-25 23:51:55,038 INFO L226 Difference]: Without dead ends: 12525 [2022-11-25 23:51:55,050 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 23:51:55,051 INFO L413 NwaCegarLoop]: 5225 mSDtfsCounter, 4536 mSDsluCounter, 9350 mSDsCounter, 0 mSdLazyCounter, 1717 mSolverCounterSat, 3 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4547 SdHoareTripleChecker+Valid, 14575 SdHoareTripleChecker+Invalid, 1724 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 1717 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.7s IncrementalHoareTripleChecker+Time [2022-11-25 23:51:55,051 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4547 Valid, 14575 Invalid, 1724 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 1717 Invalid, 4 Unknown, 0 Unchecked, 17.7s Time] [2022-11-25 23:51:55,071 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12525 states. [2022-11-25 23:51:55,944 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12525 to 12329. [2022-11-25 23:51:55,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12329 states, 7424 states have (on average 1.2952586206896552) internal successors, (9616), 7740 states have internal predecessors, (9616), 3938 states have call successors, (3938), 934 states have call predecessors, (3938), 931 states have return successors, (4270), 3886 states have call predecessors, (4270), 3936 states have call successors, (4270) [2022-11-25 23:51:56,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12329 states to 12329 states and 17824 transitions. [2022-11-25 23:51:56,071 INFO L78 Accepts]: Start accepts. Automaton has 12329 states and 17824 transitions. Word has length 43 [2022-11-25 23:51:56,071 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:51:56,071 INFO L495 AbstractCegarLoop]: Abstraction has 12329 states and 17824 transitions. [2022-11-25 23:51:56,072 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-11-25 23:51:56,073 INFO L276 IsEmpty]: Start isEmpty. Operand 12329 states and 17824 transitions. [2022-11-25 23:51:56,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-11-25 23:51:56,081 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:51:56,082 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 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] [2022-11-25 23:51:56,082 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-25 23:51:56,083 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-25 23:51:56,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:51:56,093 INFO L85 PathProgramCache]: Analyzing trace with hash -863536151, now seen corresponding path program 1 times [2022-11-25 23:51:56,093 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:51:56,093 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [340871317] [2022-11-25 23:51:56,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:51:56,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:51:56,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:51:56,580 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-25 23:51:56,580 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:51:56,580 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [340871317] [2022-11-25 23:51:56,580 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [340871317] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:51:56,581 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:51:56,581 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-25 23:51:56,581 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [519607061] [2022-11-25 23:51:56,581 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:51:56,581 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 23:51:56,581 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:51:56,582 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 23:51:56,582 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-25 23:51:56,582 INFO L87 Difference]: Start difference. First operand 12329 states and 17824 transitions. Second operand has 5 states, 5 states have (on average 4.6) internal successors, (23), 4 states have internal predecessors, (23), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-11-25 23:52:00,096 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:52:02,500 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:52:04,578 WARN L539 Checker$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 23:52:15,424 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-25 23:52:17,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:52:17,861 INFO L93 Difference]: Finished difference Result 19964 states and 28499 transitions. [2022-11-25 23:52:17,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 23:52:17,861 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.6) internal successors, (23), 4 states have internal predecessors, (23), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 43 [2022-11-25 23:52:17,862 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:52:18,021 INFO L225 Difference]: With dead ends: 19964 [2022-11-25 23:52:18,022 INFO L226 Difference]: Without dead ends: 19962 [2022-11-25 23:52:18,038 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-25 23:52:18,039 INFO L413 NwaCegarLoop]: 4980 mSDtfsCounter, 4508 mSDsluCounter, 12526 mSDsCounter, 0 mSdLazyCounter, 2187 mSolverCounterSat, 2 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4518 SdHoareTripleChecker+Valid, 17506 SdHoareTripleChecker+Invalid, 2193 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 2187 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.6s IncrementalHoareTripleChecker+Time [2022-11-25 23:52:18,039 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4518 Valid, 17506 Invalid, 2193 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 2187 Invalid, 4 Unknown, 0 Unchecked, 20.6s Time] [2022-11-25 23:52:18,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19962 states. [2022-11-25 23:52:18,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19962 to 19728. [2022-11-25 23:52:19,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19728 states, 11696 states have (on average 1.278813269493844) internal successors, (14957), 12198 states have internal predecessors, (14957), 6308 states have call successors, (6308), 1693 states have call predecessors, (6308), 1689 states have return successors, (6982), 6212 states have call predecessors, (6982), 6306 states have call successors, (6982) [2022-11-25 23:52:19,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19728 states to 19728 states and 28247 transitions. [2022-11-25 23:52:19,366 INFO L78 Accepts]: Start accepts. Automaton has 19728 states and 28247 transitions. Word has length 43 [2022-11-25 23:52:19,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:52:19,367 INFO L495 AbstractCegarLoop]: Abstraction has 19728 states and 28247 transitions. [2022-11-25 23:52:19,367 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.6) internal successors, (23), 4 states have internal predecessors, (23), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-11-25 23:52:19,368 INFO L276 IsEmpty]: Start isEmpty. Operand 19728 states and 28247 transitions. [2022-11-25 23:52:19,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-11-25 23:52:19,370 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:52:19,370 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:52:19,370 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-25 23:52:19,370 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_linux_block_queue_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-25 23:52:19,375 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:52:19,375 INFO L85 PathProgramCache]: Analyzing trace with hash -1235519688, now seen corresponding path program 1 times [2022-11-25 23:52:19,375 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:52:19,375 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1206088504] [2022-11-25 23:52:19,376 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:52:19,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:52:19,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:52:19,862 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-25 23:52:19,863 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:52:19,863 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1206088504] [2022-11-25 23:52:19,863 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1206088504] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:52:19,863 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:52:19,864 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 23:52:19,864 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [382293380] [2022-11-25 23:52:19,864 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:52:19,865 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 23:52:19,865 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:52:19,865 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 23:52:19,866 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 23:52:19,866 INFO L87 Difference]: Start difference. First operand 19728 states and 28247 transitions. Second operand has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-11-25 23:52:22,890 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 23:52:25,291 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:52:27,348 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:52:34,312 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-25 23:52:35,587 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:52:35,587 INFO L93 Difference]: Finished difference Result 20264 states and 28889 transitions. [2022-11-25 23:52:35,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-25 23:52:35,588 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 48 [2022-11-25 23:52:35,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:52:35,707 INFO L225 Difference]: With dead ends: 20264 [2022-11-25 23:52:35,708 INFO L226 Difference]: Without dead ends: 20262 [2022-11-25 23:52:35,724 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 23:52:35,725 INFO L413 NwaCegarLoop]: 4459 mSDtfsCounter, 4501 mSDsluCounter, 5169 mSDsCounter, 0 mSdLazyCounter, 1347 mSolverCounterSat, 1 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4512 SdHoareTripleChecker+Valid, 9628 SdHoareTripleChecker+Invalid, 1352 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1347 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.0s IncrementalHoareTripleChecker+Time [2022-11-25 23:52:35,725 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4512 Valid, 9628 Invalid, 1352 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1347 Invalid, 4 Unknown, 0 Unchecked, 15.0s Time] [2022-11-25 23:52:35,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20262 states. [2022-11-25 23:52:36,906 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20262 to 20256. [2022-11-25 23:52:36,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20256 states, 11992 states have (on average 1.276184122748499) internal successors, (15304), 12501 states have internal predecessors, (15304), 6447 states have call successors, (6447), 1785 states have call predecessors, (6447), 1783 states have return successors, (7133), 6351 states have call predecessors, (7133), 6445 states have call successors, (7133) [2022-11-25 23:52:37,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20256 states to 20256 states and 28884 transitions. [2022-11-25 23:52:37,074 INFO L78 Accepts]: Start accepts. Automaton has 20256 states and 28884 transitions. Word has length 48 [2022-11-25 23:52:37,075 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:52:37,075 INFO L495 AbstractCegarLoop]: Abstraction has 20256 states and 28884 transitions. [2022-11-25 23:52:37,075 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-11-25 23:52:37,075 INFO L276 IsEmpty]: Start isEmpty. Operand 20256 states and 28884 transitions. [2022-11-25 23:52:37,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-11-25 23:52:37,076 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:52:37,077 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:52:37,077 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-25 23:52:37,077 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_linux_block_request_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-25 23:52:37,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:52:37,078 INFO L85 PathProgramCache]: Analyzing trace with hash 1569311446, now seen corresponding path program 1 times [2022-11-25 23:52:37,078 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:52:37,078 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1718485164] [2022-11-25 23:52:37,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:52:37,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:52:37,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:52:37,444 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-25 23:52:37,444 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:52:37,444 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1718485164] [2022-11-25 23:52:37,444 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1718485164] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:52:37,444 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:52:37,445 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 23:52:37,445 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1406966549] [2022-11-25 23:52:37,445 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:52:37,445 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 23:52:37,445 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:52:37,446 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 23:52:37,446 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 23:52:37,446 INFO L87 Difference]: Start difference. First operand 20256 states and 28884 transitions. Second operand has 4 states, 4 states have (on average 7.0) internal successors, (28), 4 states have internal predecessors, (28), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-11-25 23:52:40,238 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:52:42,645 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:52:44,699 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:52:52,113 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-25 23:52:53,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:52:53,789 INFO L93 Difference]: Finished difference Result 20262 states and 28887 transitions. [2022-11-25 23:52:53,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-25 23:52:53,789 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.0) internal successors, (28), 4 states have internal predecessors, (28), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 53 [2022-11-25 23:52:53,790 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:52:53,890 INFO L225 Difference]: With dead ends: 20262 [2022-11-25 23:52:53,891 INFO L226 Difference]: Without dead ends: 20260 [2022-11-25 23:52:53,902 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 23:52:53,903 INFO L413 NwaCegarLoop]: 4458 mSDtfsCounter, 4499 mSDsluCounter, 5168 mSDsCounter, 0 mSdLazyCounter, 1345 mSolverCounterSat, 0 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4510 SdHoareTripleChecker+Valid, 9626 SdHoareTripleChecker+Invalid, 1349 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1345 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.5s IncrementalHoareTripleChecker+Time [2022-11-25 23:52:53,903 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4510 Valid, 9626 Invalid, 1349 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1345 Invalid, 4 Unknown, 0 Unchecked, 15.5s Time] [2022-11-25 23:52:53,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20260 states. [2022-11-25 23:52:55,289 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20260 to 20254. [2022-11-25 23:52:55,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20254 states, 11991 states have (on average 1.2761237594862813) internal successors, (15302), 12499 states have internal predecessors, (15302), 6447 states have call successors, (6447), 1785 states have call predecessors, (6447), 1783 states have return successors, (7133), 6351 states have call predecessors, (7133), 6445 states have call successors, (7133) [2022-11-25 23:52:55,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20254 states to 20254 states and 28882 transitions. [2022-11-25 23:52:55,453 INFO L78 Accepts]: Start accepts. Automaton has 20254 states and 28882 transitions. Word has length 53 [2022-11-25 23:52:55,454 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:52:55,454 INFO L495 AbstractCegarLoop]: Abstraction has 20254 states and 28882 transitions. [2022-11-25 23:52:55,454 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.0) internal successors, (28), 4 states have internal predecessors, (28), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-11-25 23:52:55,454 INFO L276 IsEmpty]: Start isEmpty. Operand 20254 states and 28882 transitions. [2022-11-25 23:52:55,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-11-25 23:52:55,458 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:52:55,459 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 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] [2022-11-25 23:52:55,459 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-25 23:52:55,459 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-25 23:52:55,459 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:52:55,460 INFO L85 PathProgramCache]: Analyzing trace with hash 652060298, now seen corresponding path program 1 times [2022-11-25 23:52:55,460 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:52:55,460 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [614756028] [2022-11-25 23:52:55,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:52:55,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:52:55,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:52:55,868 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2022-11-25 23:52:55,868 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:52:55,868 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [614756028] [2022-11-25 23:52:55,868 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [614756028] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:52:55,868 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:52:55,869 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-25 23:52:55,869 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1288638476] [2022-11-25 23:52:55,869 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:52:55,869 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 23:52:55,869 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:52:55,870 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 23:52:55,870 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-25 23:52:55,870 INFO L87 Difference]: Start difference. First operand 20254 states and 28882 transitions. Second operand has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-11-25 23:52:58,860 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:53:01,305 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:53:03,341 WARN L539 Checker$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 23:53:12,554 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-25 23:53:14,462 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:53:14,463 INFO L93 Difference]: Finished difference Result 20260 states and 28885 transitions. [2022-11-25 23:53:14,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 23:53:14,463 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 53 [2022-11-25 23:53:14,464 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:53:14,570 INFO L225 Difference]: With dead ends: 20260 [2022-11-25 23:53:14,570 INFO L226 Difference]: Without dead ends: 20258 [2022-11-25 23:53:14,584 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-25 23:53:14,585 INFO L413 NwaCegarLoop]: 4453 mSDtfsCounter, 4497 mSDsluCounter, 9613 mSDsCounter, 0 mSdLazyCounter, 1960 mSolverCounterSat, 0 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4507 SdHoareTripleChecker+Valid, 14066 SdHoareTripleChecker+Invalid, 1964 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1960 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.7s IncrementalHoareTripleChecker+Time [2022-11-25 23:53:14,585 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4507 Valid, 14066 Invalid, 1964 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 1960 Invalid, 4 Unknown, 0 Unchecked, 17.7s Time] [2022-11-25 23:53:14,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20258 states. [2022-11-25 23:53:15,777 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20258 to 20252. [2022-11-25 23:53:15,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20252 states, 11990 states have (on average 1.2754795663052543) internal successors, (15293), 12497 states have internal predecessors, (15293), 6447 states have call successors, (6447), 1785 states have call predecessors, (6447), 1783 states have return successors, (7133), 6351 states have call predecessors, (7133), 6445 states have call successors, (7133) [2022-11-25 23:53:15,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20252 states to 20252 states and 28873 transitions. [2022-11-25 23:53:15,939 INFO L78 Accepts]: Start accepts. Automaton has 20252 states and 28873 transitions. Word has length 53 [2022-11-25 23:53:15,939 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:53:15,939 INFO L495 AbstractCegarLoop]: Abstraction has 20252 states and 28873 transitions. [2022-11-25 23:53:15,939 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-11-25 23:53:15,940 INFO L276 IsEmpty]: Start isEmpty. Operand 20252 states and 28873 transitions. [2022-11-25 23:53:15,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-25 23:53:15,941 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:53:15,941 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 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] [2022-11-25 23:53:15,941 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-25 23:53:15,941 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_linux_drivers_base_class_destroy_classErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-25 23:53:15,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:53:15,942 INFO L85 PathProgramCache]: Analyzing trace with hash 137908485, now seen corresponding path program 1 times [2022-11-25 23:53:15,942 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:53:15,942 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [372562070] [2022-11-25 23:53:15,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:53:15,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:53:16,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:53:16,984 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-25 23:53:16,985 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:53:16,985 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [372562070] [2022-11-25 23:53:16,985 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [372562070] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:53:16,985 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:53:16,985 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-25 23:53:16,985 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [154906632] [2022-11-25 23:53:16,985 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:53:16,986 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-25 23:53:16,986 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:53:16,986 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-25 23:53:16,986 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-25 23:53:16,986 INFO L87 Difference]: Start difference. First operand 20252 states and 28873 transitions. Second operand has 6 states, 5 states have (on average 5.6) internal successors, (28), 5 states have internal predecessors, (28), 4 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2022-11-25 23:53:21,089 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:53:23,585 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:53:25,674 WARN L539 Checker$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 23:53:36,470 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-25 23:53:39,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:53:39,533 INFO L93 Difference]: Finished difference Result 27454 states and 38722 transitions. [2022-11-25 23:53:39,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-25 23:53:39,533 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 5.6) internal successors, (28), 5 states have internal predecessors, (28), 4 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) Word has length 56 [2022-11-25 23:53:39,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:53:39,668 INFO L225 Difference]: With dead ends: 27454 [2022-11-25 23:53:39,668 INFO L226 Difference]: Without dead ends: 27144 [2022-11-25 23:53:39,685 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2022-11-25 23:53:39,686 INFO L413 NwaCegarLoop]: 4729 mSDtfsCounter, 4226 mSDsluCounter, 16722 mSDsCounter, 0 mSdLazyCounter, 2764 mSolverCounterSat, 52 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4234 SdHoareTripleChecker+Valid, 21451 SdHoareTripleChecker+Invalid, 2820 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 52 IncrementalHoareTripleChecker+Valid, 2764 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.1s IncrementalHoareTripleChecker+Time [2022-11-25 23:53:39,686 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4234 Valid, 21451 Invalid, 2820 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [52 Valid, 2764 Invalid, 4 Unknown, 0 Unchecked, 21.1s Time] [2022-11-25 23:53:39,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27144 states. [2022-11-25 23:53:41,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27144 to 19616. [2022-11-25 23:53:41,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19616 states, 11634 states have (on average 1.2753137356025444) internal successors, (14837), 12117 states have internal predecessors, (14837), 6179 states have call successors, (6179), 1773 states have call predecessors, (6179), 1771 states have return successors, (6823), 6079 states have call predecessors, (6823), 6177 states have call successors, (6823) [2022-11-25 23:53:41,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19616 states to 19616 states and 27839 transitions. [2022-11-25 23:53:41,261 INFO L78 Accepts]: Start accepts. Automaton has 19616 states and 27839 transitions. Word has length 56 [2022-11-25 23:53:41,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:53:41,262 INFO L495 AbstractCegarLoop]: Abstraction has 19616 states and 27839 transitions. [2022-11-25 23:53:41,262 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 5.6) internal successors, (28), 5 states have internal predecessors, (28), 4 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2022-11-25 23:53:41,262 INFO L276 IsEmpty]: Start isEmpty. Operand 19616 states and 27839 transitions. [2022-11-25 23:53:41,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-11-25 23:53:41,263 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:53:41,264 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:53:41,264 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-25 23:53:41,264 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_linux_drivers_base_class_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-25 23:53:41,264 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:53:41,265 INFO L85 PathProgramCache]: Analyzing trace with hash 1750815864, now seen corresponding path program 1 times [2022-11-25 23:53:41,265 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:53:41,265 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1632660431] [2022-11-25 23:53:41,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:53:41,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:53:41,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:53:41,615 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-25 23:53:41,615 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:53:41,616 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1632660431] [2022-11-25 23:53:41,616 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1632660431] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:53:41,616 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:53:41,616 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 23:53:41,616 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1939315214] [2022-11-25 23:53:41,617 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:53:41,618 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 23:53:41,618 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:53:41,619 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 23:53:41,619 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 23:53:41,619 INFO L87 Difference]: Start difference. First operand 19616 states and 27839 transitions. Second operand has 4 states, 4 states have (on average 7.75) internal successors, (31), 4 states have internal predecessors, (31), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-25 23:53:44,560 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:53:47,006 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:53:49,066 WARN L539 Checker$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 23:53:57,662 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-25 23:53:59,861 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:53:59,861 INFO L93 Difference]: Finished difference Result 27154 states and 38387 transitions. [2022-11-25 23:53:59,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 23:53:59,862 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 4 states have internal predecessors, (31), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 58 [2022-11-25 23:53:59,862 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:53:59,983 INFO L225 Difference]: With dead ends: 27154 [2022-11-25 23:53:59,983 INFO L226 Difference]: Without dead ends: 27152 [2022-11-25 23:53:59,993 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 23:53:59,994 INFO L413 NwaCegarLoop]: 5132 mSDtfsCounter, 4495 mSDsluCounter, 7694 mSDsCounter, 0 mSdLazyCounter, 1658 mSolverCounterSat, 2 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4506 SdHoareTripleChecker+Valid, 12826 SdHoareTripleChecker+Invalid, 1664 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 1658 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.3s IncrementalHoareTripleChecker+Time [2022-11-25 23:53:59,995 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4506 Valid, 12826 Invalid, 1664 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 1658 Invalid, 4 Unknown, 0 Unchecked, 16.3s Time] [2022-11-25 23:54:00,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27152 states. [2022-11-25 23:54:01,542 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27152 to 26992. [2022-11-25 23:54:01,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26992 states, 15891 states have (on average 1.2684538417972437) internal successors, (20157), 16552 states have internal predecessors, (20157), 8541 states have call successors, (8541), 2532 states have call predecessors, (8541), 2528 states have return successors, (9525), 8401 states have call predecessors, (9525), 8539 states have call successors, (9525) [2022-11-25 23:54:01,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26992 states to 26992 states and 38223 transitions. [2022-11-25 23:54:01,696 INFO L78 Accepts]: Start accepts. Automaton has 26992 states and 38223 transitions. Word has length 58 [2022-11-25 23:54:01,697 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:54:01,697 INFO L495 AbstractCegarLoop]: Abstraction has 26992 states and 38223 transitions. [2022-11-25 23:54:01,697 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 4 states have internal predecessors, (31), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-25 23:54:01,697 INFO L276 IsEmpty]: Start isEmpty. Operand 26992 states and 38223 transitions. [2022-11-25 23:54:01,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-25 23:54:01,699 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:54:01,700 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 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] [2022-11-25 23:54:01,700 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-25 23:54:01,700 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_linux_usb_gadget_destroy_classErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-25 23:54:01,701 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:54:01,701 INFO L85 PathProgramCache]: Analyzing trace with hash -88932903, now seen corresponding path program 1 times [2022-11-25 23:54:01,701 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:54:01,701 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1374093593] [2022-11-25 23:54:01,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:54:01,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:54:01,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:54:02,056 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-25 23:54:02,056 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:54:02,056 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1374093593] [2022-11-25 23:54:02,057 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1374093593] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:54:02,057 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:54:02,057 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 23:54:02,057 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [292857824] [2022-11-25 23:54:02,057 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:54:02,058 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 23:54:02,058 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:54:02,059 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 23:54:02,059 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 23:54:02,059 INFO L87 Difference]: Start difference. First operand 26992 states and 38223 transitions. Second operand has 4 states, 4 states have (on average 7.75) internal successors, (31), 4 states have internal predecessors, (31), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-25 23:54:04,994 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:54:07,626 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:54:09,699 WARN L539 Checker$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 23:54:16,928 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-25 23:54:18,270 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:54:18,270 INFO L93 Difference]: Finished difference Result 27022 states and 38258 transitions. [2022-11-25 23:54:18,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-25 23:54:18,271 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 4 states have internal predecessors, (31), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 61 [2022-11-25 23:54:18,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:54:18,369 INFO L225 Difference]: With dead ends: 27022 [2022-11-25 23:54:18,369 INFO L226 Difference]: Without dead ends: 27020 [2022-11-25 23:54:18,381 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 23:54:18,381 INFO L413 NwaCegarLoop]: 4456 mSDtfsCounter, 4490 mSDsluCounter, 5165 mSDsCounter, 0 mSdLazyCounter, 1347 mSolverCounterSat, 0 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4499 SdHoareTripleChecker+Valid, 9621 SdHoareTripleChecker+Invalid, 1351 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1347 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.7s IncrementalHoareTripleChecker+Time [2022-11-25 23:54:18,382 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4499 Valid, 9621 Invalid, 1351 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1347 Invalid, 4 Unknown, 0 Unchecked, 14.7s Time] [2022-11-25 23:54:18,408 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27020 states. [2022-11-25 23:54:19,836 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27020 to 26990. [2022-11-25 23:54:19,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26990 states, 15890 states have (on average 1.2677155443675268) internal successors, (20144), 16550 states have internal predecessors, (20144), 8541 states have call successors, (8541), 2532 states have call predecessors, (8541), 2528 states have return successors, (9525), 8401 states have call predecessors, (9525), 8539 states have call successors, (9525) [2022-11-25 23:54:20,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26990 states to 26990 states and 38210 transitions. [2022-11-25 23:54:20,115 INFO L78 Accepts]: Start accepts. Automaton has 26990 states and 38210 transitions. Word has length 61 [2022-11-25 23:54:20,115 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:54:20,115 INFO L495 AbstractCegarLoop]: Abstraction has 26990 states and 38210 transitions. [2022-11-25 23:54:20,116 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 4 states have internal predecessors, (31), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-25 23:54:20,116 INFO L276 IsEmpty]: Start isEmpty. Operand 26990 states and 38210 transitions. [2022-11-25 23:54:20,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-11-25 23:54:20,117 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:54:20,117 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:54:20,118 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-25 23:54:20,118 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_linux_fs_char_dev_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-25 23:54:20,118 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:54:20,119 INFO L85 PathProgramCache]: Analyzing trace with hash -1289264373, now seen corresponding path program 1 times [2022-11-25 23:54:20,119 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:54:20,119 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [808477725] [2022-11-25 23:54:20,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:54:20,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:54:20,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:54:20,440 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-25 23:54:20,440 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:54:20,440 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [808477725] [2022-11-25 23:54:20,440 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [808477725] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:54:20,440 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:54:20,441 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 23:54:20,441 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [9450056] [2022-11-25 23:54:20,441 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:54:20,441 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 23:54:20,442 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:54:20,442 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 23:54:20,442 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 23:54:20,442 INFO L87 Difference]: Start difference. First operand 26990 states and 38210 transitions. Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-25 23:54:23,252 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:54:25,703 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:54:27,774 WARN L539 Checker$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 23:54:35,050 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.51s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-25 23:54:37,069 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-25 23:54:38,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:54:38,600 INFO L93 Difference]: Finished difference Result 27119 states and 38345 transitions. [2022-11-25 23:54:38,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-25 23:54:38,601 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 63 [2022-11-25 23:54:38,601 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:54:38,686 INFO L225 Difference]: With dead ends: 27119 [2022-11-25 23:54:38,686 INFO L226 Difference]: Without dead ends: 27117 [2022-11-25 23:54:38,696 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 23:54:38,696 INFO L413 NwaCegarLoop]: 4440 mSDtfsCounter, 4526 mSDsluCounter, 5075 mSDsCounter, 0 mSdLazyCounter, 1328 mSolverCounterSat, 0 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4536 SdHoareTripleChecker+Valid, 9515 SdHoareTripleChecker+Invalid, 1332 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1328 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.3s IncrementalHoareTripleChecker+Time [2022-11-25 23:54:38,697 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4536 Valid, 9515 Invalid, 1332 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1328 Invalid, 4 Unknown, 0 Unchecked, 16.3s Time] [2022-11-25 23:54:38,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27117 states. [2022-11-25 23:54:40,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27117 to 27111. [2022-11-25 23:54:40,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27111 states, 15954 states have (on average 1.2670176758179768) internal successors, (20214), 16613 states have internal predecessors, (20214), 8571 states have call successors, (8571), 2560 states have call predecessors, (8571), 2556 states have return successors, (9555), 8431 states have call predecessors, (9555), 8569 states have call successors, (9555) [2022-11-25 23:54:40,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27111 states to 27111 states and 38340 transitions. [2022-11-25 23:54:40,407 INFO L78 Accepts]: Start accepts. Automaton has 27111 states and 38340 transitions. Word has length 63 [2022-11-25 23:54:40,408 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:54:40,408 INFO L495 AbstractCegarLoop]: Abstraction has 27111 states and 38340 transitions. [2022-11-25 23:54:40,408 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-25 23:54:40,409 INFO L276 IsEmpty]: Start isEmpty. Operand 27111 states and 38340 transitions. [2022-11-25 23:54:40,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-11-25 23:54:40,410 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:54:40,410 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:54:40,410 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-25 23:54:40,410 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-25 23:54:40,410 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:54:40,410 INFO L85 PathProgramCache]: Analyzing trace with hash -335403048, now seen corresponding path program 1 times [2022-11-25 23:54:40,411 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:54:40,411 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1939702478] [2022-11-25 23:54:40,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:54:40,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:54:40,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:54:40,721 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-25 23:54:40,721 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:54:40,721 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1939702478] [2022-11-25 23:54:40,721 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1939702478] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:54:40,722 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:54:40,722 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 23:54:40,722 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1476910161] [2022-11-25 23:54:40,722 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:54:40,723 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 23:54:40,723 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:54:40,723 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 23:54:40,723 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 23:54:40,724 INFO L87 Difference]: Start difference. First operand 27111 states and 38340 transitions. Second operand has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-25 23:54:43,548 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:54:45,779 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:54:47,854 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:54:53,261 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:54:57,710 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-25 23:54:59,410 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:54:59,410 INFO L93 Difference]: Finished difference Result 27117 states and 38343 transitions. [2022-11-25 23:54:59,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-25 23:54:59,411 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 68 [2022-11-25 23:54:59,411 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:54:59,482 INFO L225 Difference]: With dead ends: 27117 [2022-11-25 23:54:59,482 INFO L226 Difference]: Without dead ends: 27115 [2022-11-25 23:54:59,490 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 23:54:59,490 INFO L413 NwaCegarLoop]: 4308 mSDtfsCounter, 4488 mSDsluCounter, 5018 mSDsCounter, 0 mSdLazyCounter, 1273 mSolverCounterSat, 0 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4499 SdHoareTripleChecker+Valid, 9326 SdHoareTripleChecker+Invalid, 1277 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1273 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.8s IncrementalHoareTripleChecker+Time [2022-11-25 23:54:59,490 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4499 Valid, 9326 Invalid, 1277 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1273 Invalid, 4 Unknown, 0 Unchecked, 16.8s Time] [2022-11-25 23:54:59,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27115 states. [2022-11-25 23:55:00,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27115 to 27109. [2022-11-25 23:55:00,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27109 states, 15953 states have (on average 1.266971729455275) internal successors, (20212), 16611 states have internal predecessors, (20212), 8571 states have call successors, (8571), 2560 states have call predecessors, (8571), 2556 states have return successors, (9555), 8431 states have call predecessors, (9555), 8569 states have call successors, (9555) [2022-11-25 23:55:01,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27109 states to 27109 states and 38338 transitions. [2022-11-25 23:55:01,090 INFO L78 Accepts]: Start accepts. Automaton has 27109 states and 38338 transitions. Word has length 68 [2022-11-25 23:55:01,090 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:55:01,090 INFO L495 AbstractCegarLoop]: Abstraction has 27109 states and 38338 transitions. [2022-11-25 23:55:01,091 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-25 23:55:01,091 INFO L276 IsEmpty]: Start isEmpty. Operand 27109 states and 38338 transitions. [2022-11-25 23:55:01,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-11-25 23:55:01,092 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:55:01,092 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:55:01,092 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-25 23:55:01,092 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-25 23:55:01,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:55:01,093 INFO L85 PathProgramCache]: Analyzing trace with hash 522965463, now seen corresponding path program 1 times [2022-11-25 23:55:01,093 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:55:01,093 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [433396857] [2022-11-25 23:55:01,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:55:01,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:55:01,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:55:01,393 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-25 23:55:01,393 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:55:01,393 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [433396857] [2022-11-25 23:55:01,393 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [433396857] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:55:01,394 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:55:01,394 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 23:55:01,394 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1637471677] [2022-11-25 23:55:01,394 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:55:01,395 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 23:55:01,395 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:55:01,396 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 23:55:01,396 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 23:55:01,396 INFO L87 Difference]: Start difference. First operand 27109 states and 38338 transitions. Second operand has 4 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-25 23:55:04,251 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:55:06,725 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:55:08,763 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:55:16,981 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-25 23:55:18,914 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:55:18,914 INFO L93 Difference]: Finished difference Result 27115 states and 38341 transitions. [2022-11-25 23:55:18,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-25 23:55:18,915 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 73 [2022-11-25 23:55:18,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:55:18,990 INFO L225 Difference]: With dead ends: 27115 [2022-11-25 23:55:18,991 INFO L226 Difference]: Without dead ends: 27113 [2022-11-25 23:55:19,001 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 23:55:19,001 INFO L413 NwaCegarLoop]: 4448 mSDtfsCounter, 4489 mSDsluCounter, 5154 mSDsCounter, 0 mSdLazyCounter, 1345 mSolverCounterSat, 0 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4500 SdHoareTripleChecker+Valid, 9602 SdHoareTripleChecker+Invalid, 1349 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1345 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.4s IncrementalHoareTripleChecker+Time [2022-11-25 23:55:19,002 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4500 Valid, 9602 Invalid, 1349 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1345 Invalid, 4 Unknown, 0 Unchecked, 15.4s Time] [2022-11-25 23:55:19,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27113 states. [2022-11-25 23:55:20,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27113 to 27107. [2022-11-25 23:55:20,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27107 states, 15952 states have (on average 1.266925777331996) internal successors, (20210), 16609 states have internal predecessors, (20210), 8571 states have call successors, (8571), 2560 states have call predecessors, (8571), 2556 states have return successors, (9555), 8431 states have call predecessors, (9555), 8569 states have call successors, (9555) [2022-11-25 23:55:20,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27107 states to 27107 states and 38336 transitions. [2022-11-25 23:55:20,741 INFO L78 Accepts]: Start accepts. Automaton has 27107 states and 38336 transitions. Word has length 73 [2022-11-25 23:55:20,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:55:20,742 INFO L495 AbstractCegarLoop]: Abstraction has 27107 states and 38336 transitions. [2022-11-25 23:55:20,742 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-25 23:55:20,742 INFO L276 IsEmpty]: Start isEmpty. Operand 27107 states and 38336 transitions. [2022-11-25 23:55:20,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-11-25 23:55:20,744 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:55:20,744 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:55:20,744 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-25 23:55:20,744 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-25 23:55:20,745 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:55:20,745 INFO L85 PathProgramCache]: Analyzing trace with hash 58864666, now seen corresponding path program 1 times [2022-11-25 23:55:20,745 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:55:20,745 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1002285485] [2022-11-25 23:55:20,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:55:20,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:55:20,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:55:21,053 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-25 23:55:21,054 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:55:21,054 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1002285485] [2022-11-25 23:55:21,054 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1002285485] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:55:21,054 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:55:21,054 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 23:55:21,055 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1808348112] [2022-11-25 23:55:21,055 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:55:21,055 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 23:55:21,055 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:55:21,056 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 23:55:21,056 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 23:55:21,056 INFO L87 Difference]: Start difference. First operand 27107 states and 38336 transitions. Second operand has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-25 23:55:24,043 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 23:55:26,293 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:55:28,366 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:55:36,338 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-25 23:55:37,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:55:37,866 INFO L93 Difference]: Finished difference Result 27113 states and 38339 transitions. [2022-11-25 23:55:37,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-25 23:55:37,867 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 75 [2022-11-25 23:55:37,867 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:55:37,943 INFO L225 Difference]: With dead ends: 27113 [2022-11-25 23:55:37,943 INFO L226 Difference]: Without dead ends: 27111 [2022-11-25 23:55:37,952 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 23:55:37,953 INFO L413 NwaCegarLoop]: 4304 mSDtfsCounter, 4481 mSDsluCounter, 5014 mSDsCounter, 0 mSdLazyCounter, 1273 mSolverCounterSat, 0 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4492 SdHoareTripleChecker+Valid, 9318 SdHoareTripleChecker+Invalid, 1277 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1273 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.8s IncrementalHoareTripleChecker+Time [2022-11-25 23:55:37,953 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4492 Valid, 9318 Invalid, 1277 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1273 Invalid, 4 Unknown, 0 Unchecked, 14.8s Time] [2022-11-25 23:55:37,976 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27111 states. [2022-11-25 23:55:39,982 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27111 to 27105. [2022-11-25 23:55:40,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27105 states, 15951 states have (on average 1.2668798194470565) internal successors, (20208), 16607 states have internal predecessors, (20208), 8571 states have call successors, (8571), 2560 states have call predecessors, (8571), 2556 states have return successors, (9555), 8431 states have call predecessors, (9555), 8569 states have call successors, (9555) [2022-11-25 23:55:40,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27105 states to 27105 states and 38334 transitions. [2022-11-25 23:55:40,140 INFO L78 Accepts]: Start accepts. Automaton has 27105 states and 38334 transitions. Word has length 75 [2022-11-25 23:55:40,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:55:40,141 INFO L495 AbstractCegarLoop]: Abstraction has 27105 states and 38334 transitions. [2022-11-25 23:55:40,141 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-25 23:55:40,141 INFO L276 IsEmpty]: Start isEmpty. Operand 27105 states and 38334 transitions. [2022-11-25 23:55:40,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-11-25 23:55:40,150 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:55:40,151 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 3, 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] [2022-11-25 23:55:40,151 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-11-25 23:55:40,151 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_linux_net_register_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-25 23:55:40,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:55:40,152 INFO L85 PathProgramCache]: Analyzing trace with hash 517490159, now seen corresponding path program 1 times [2022-11-25 23:55:40,152 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:55:40,152 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1675344634] [2022-11-25 23:55:40,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:55:40,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:55:40,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:55:40,437 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2022-11-25 23:55:40,438 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:55:40,438 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1675344634] [2022-11-25 23:55:40,438 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1675344634] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:55:40,438 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:55:40,439 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 23:55:40,439 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1511156092] [2022-11-25 23:55:40,439 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:55:40,439 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 23:55:40,440 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:55:40,440 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 23:55:40,440 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:55:40,441 INFO L87 Difference]: Start difference. First operand 27105 states and 38334 transitions. Second operand has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-25 23:55:43,058 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 23:55:45,440 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:55:47,512 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:55:53,215 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-25 23:55:54,398 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:55:54,398 INFO L93 Difference]: Finished difference Result 49025 states and 68875 transitions. [2022-11-25 23:55:54,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 23:55:54,399 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 94 [2022-11-25 23:55:54,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:55:54,492 INFO L225 Difference]: With dead ends: 49025 [2022-11-25 23:55:54,492 INFO L226 Difference]: Without dead ends: 27085 [2022-11-25 23:55:54,774 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 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 23:55:54,774 INFO L413 NwaCegarLoop]: 4442 mSDtfsCounter, 4491 mSDsluCounter, 710 mSDsCounter, 0 mSdLazyCounter, 740 mSolverCounterSat, 1 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4500 SdHoareTripleChecker+Valid, 5152 SdHoareTripleChecker+Invalid, 745 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 740 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.6s IncrementalHoareTripleChecker+Time [2022-11-25 23:55:54,775 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4500 Valid, 5152 Invalid, 745 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 740 Invalid, 4 Unknown, 0 Unchecked, 11.6s Time] [2022-11-25 23:55:54,790 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27085 states. [2022-11-25 23:55:56,884 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27085 to 27079. [2022-11-25 23:55:56,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27079 states, 15926 states have (on average 1.2657917870149442) internal successors, (20159), 16581 states have internal predecessors, (20159), 8571 states have call successors, (8571), 2560 states have call predecessors, (8571), 2556 states have return successors, (9555), 8431 states have call predecessors, (9555), 8569 states have call successors, (9555) [2022-11-25 23:55:57,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27079 states to 27079 states and 38285 transitions. [2022-11-25 23:55:57,017 INFO L78 Accepts]: Start accepts. Automaton has 27079 states and 38285 transitions. Word has length 94 [2022-11-25 23:55:57,018 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:55:57,018 INFO L495 AbstractCegarLoop]: Abstraction has 27079 states and 38285 transitions. [2022-11-25 23:55:57,018 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-25 23:55:57,018 INFO L276 IsEmpty]: Start isEmpty. Operand 27079 states and 38285 transitions. [2022-11-25 23:55:57,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-11-25 23:55:57,021 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:55:57,021 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:55:57,021 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-11-25 23:55:57,021 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-25 23:55:57,022 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:55:57,022 INFO L85 PathProgramCache]: Analyzing trace with hash 724400925, now seen corresponding path program 1 times [2022-11-25 23:55:57,022 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:55:57,022 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [733670733] [2022-11-25 23:55:57,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:55:57,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:55:57,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:55:57,602 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 195 trivial. 0 not checked. [2022-11-25 23:55:57,602 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:55:57,602 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [733670733] [2022-11-25 23:55:57,602 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [733670733] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:55:57,602 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:55:57,602 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-25 23:55:57,602 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1771356710] [2022-11-25 23:55:57,603 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:55:57,603 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 23:55:57,603 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:55:57,603 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 23:55:57,604 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-25 23:55:57,604 INFO L87 Difference]: Start difference. First operand 27079 states and 38285 transitions. Second operand has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-25 23:56:00,964 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 23:56:03,441 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:56:05,489 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:56:17,665 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-25 23:56:19,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:56:19,963 INFO L93 Difference]: Finished difference Result 37836 states and 53483 transitions. [2022-11-25 23:56:19,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-25 23:56:19,963 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 103 [2022-11-25 23:56:19,964 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:56:20,279 INFO L225 Difference]: With dead ends: 37836 [2022-11-25 23:56:20,280 INFO L226 Difference]: Without dead ends: 37834 [2022-11-25 23:56:20,297 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-25 23:56:20,298 INFO L413 NwaCegarLoop]: 4974 mSDtfsCounter, 4380 mSDsluCounter, 12322 mSDsCounter, 0 mSdLazyCounter, 2286 mSolverCounterSat, 2 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4387 SdHoareTripleChecker+Valid, 17296 SdHoareTripleChecker+Invalid, 2292 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 2286 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.0s IncrementalHoareTripleChecker+Time [2022-11-25 23:56:20,298 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4387 Valid, 17296 Invalid, 2292 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 2286 Invalid, 4 Unknown, 0 Unchecked, 19.0s Time] [2022-11-25 23:56:20,332 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37834 states. [2022-11-25 23:56:23,025 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37834 to 37592. [2022-11-25 23:56:23,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37592 states, 21985 states have (on average 1.2569479190357062) internal successors, (27634), 22912 states have internal predecessors, (27634), 11681 states have call successors, (11681), 3934 states have call predecessors, (11681), 3900 states have return successors, (13892), 11419 states have call predecessors, (13892), 11679 states have call successors, (13892) [2022-11-25 23:56:23,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37592 states to 37592 states and 53207 transitions. [2022-11-25 23:56:23,217 INFO L78 Accepts]: Start accepts. Automaton has 37592 states and 53207 transitions. Word has length 103 [2022-11-25 23:56:23,217 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:56:23,217 INFO L495 AbstractCegarLoop]: Abstraction has 37592 states and 53207 transitions. [2022-11-25 23:56:23,218 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-25 23:56:23,218 INFO L276 IsEmpty]: Start isEmpty. Operand 37592 states and 53207 transitions. [2022-11-25 23:56:23,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-11-25 23:56:23,223 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:56:23,223 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:56:23,223 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-11-25 23:56:23,223 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_linux_drivers_base_class_destroy_classErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-25 23:56:23,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:56:23,224 INFO L85 PathProgramCache]: Analyzing trace with hash -1817488947, now seen corresponding path program 1 times [2022-11-25 23:56:23,224 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:56:23,224 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1671874045] [2022-11-25 23:56:23,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:56:23,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:56:23,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:56:24,186 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2022-11-25 23:56:24,187 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:56:24,187 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1671874045] [2022-11-25 23:56:24,187 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1671874045] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:56:24,187 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:56:24,187 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-25 23:56:24,187 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [534066191] [2022-11-25 23:56:24,187 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:56:24,188 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-25 23:56:24,188 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:56:24,188 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-25 23:56:24,188 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-25 23:56:24,189 INFO L87 Difference]: Start difference. First operand 37592 states and 53207 transitions. Second operand has 7 states, 7 states have (on average 5.285714285714286) internal successors, (37), 6 states have internal predecessors, (37), 4 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (13), 5 states have call predecessors, (13), 4 states have call successors, (13) [2022-11-25 23:56:28,761 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:56:31,482 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:56:33,554 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:56:50,113 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-25 23:56:54,673 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:56:54,673 INFO L93 Difference]: Finished difference Result 80600 states and 113624 transitions. [2022-11-25 23:56:54,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-25 23:56:54,674 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.285714285714286) internal successors, (37), 6 states have internal predecessors, (37), 4 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (13), 5 states have call predecessors, (13), 4 states have call successors, (13) Word has length 78 [2022-11-25 23:56:54,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:56:55,056 INFO L225 Difference]: With dead ends: 80600 [2022-11-25 23:56:55,057 INFO L226 Difference]: Without dead ends: 57970 [2022-11-25 23:56:55,151 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2022-11-25 23:56:55,152 INFO L413 NwaCegarLoop]: 4889 mSDtfsCounter, 4667 mSDsluCounter, 21864 mSDsCounter, 0 mSdLazyCounter, 3677 mSolverCounterSat, 221 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4685 SdHoareTripleChecker+Valid, 26753 SdHoareTripleChecker+Invalid, 3902 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 221 IncrementalHoareTripleChecker+Valid, 3677 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.2s IncrementalHoareTripleChecker+Time [2022-11-25 23:56:55,152 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4685 Valid, 26753 Invalid, 3902 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [221 Valid, 3677 Invalid, 4 Unknown, 0 Unchecked, 25.2s Time] [2022-11-25 23:56:55,194 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57970 states. [2022-11-25 23:56:59,918 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57970 to 57564. [2022-11-25 23:56:59,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 57564 states, 33533 states have (on average 1.252437896996988) internal successors, (41998), 34948 states have internal predecessors, (41998), 17787 states have call successors, (17787), 6270 states have call predecessors, (17787), 6218 states have return successors, (21406), 17367 states have call predecessors, (21406), 17785 states have call successors, (21406) [2022-11-25 23:57:00,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57564 states to 57564 states and 81191 transitions. [2022-11-25 23:57:00,224 INFO L78 Accepts]: Start accepts. Automaton has 57564 states and 81191 transitions. Word has length 78 [2022-11-25 23:57:00,225 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:57:00,225 INFO L495 AbstractCegarLoop]: Abstraction has 57564 states and 81191 transitions. [2022-11-25 23:57:00,225 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.285714285714286) internal successors, (37), 6 states have internal predecessors, (37), 4 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (13), 5 states have call predecessors, (13), 4 states have call successors, (13) [2022-11-25 23:57:00,225 INFO L276 IsEmpty]: Start isEmpty. Operand 57564 states and 81191 transitions. [2022-11-25 23:57:00,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-11-25 23:57:00,226 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:57:00,226 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:57:00,226 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-11-25 23:57:00,227 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_linux_kernel_module_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-25 23:57:00,227 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:57:00,227 INFO L85 PathProgramCache]: Analyzing trace with hash 787822219, now seen corresponding path program 1 times [2022-11-25 23:57:00,227 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:57:00,227 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1343697528] [2022-11-25 23:57:00,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:57:00,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:57:00,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:57:00,749 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-25 23:57:00,750 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:57:00,750 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1343697528] [2022-11-25 23:57:00,750 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1343697528] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:57:00,750 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:57:00,750 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 23:57:00,751 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [111379289] [2022-11-25 23:57:00,751 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:57:00,751 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 23:57:00,752 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:57:00,752 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 23:57:00,752 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 23:57:00,752 INFO L87 Difference]: Start difference. First operand 57564 states and 81191 transitions. Second operand has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-25 23:57:03,997 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 23:57:06,276 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:57:08,329 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:57:18,239 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-25 23:57:21,076 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:57:21,076 INFO L93 Difference]: Finished difference Result 57570 states and 81194 transitions. [2022-11-25 23:57:21,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-25 23:57:21,077 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 80 [2022-11-25 23:57:21,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:57:21,269 INFO L225 Difference]: With dead ends: 57570 [2022-11-25 23:57:21,269 INFO L226 Difference]: Without dead ends: 57568 [2022-11-25 23:57:21,289 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 23:57:21,289 INFO L413 NwaCegarLoop]: 4258 mSDtfsCounter, 4475 mSDsluCounter, 4968 mSDsCounter, 0 mSdLazyCounter, 1255 mSolverCounterSat, 0 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4486 SdHoareTripleChecker+Valid, 9226 SdHoareTripleChecker+Invalid, 1259 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1255 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.5s IncrementalHoareTripleChecker+Time [2022-11-25 23:57:21,289 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4486 Valid, 9226 Invalid, 1259 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1255 Invalid, 4 Unknown, 0 Unchecked, 15.5s Time] [2022-11-25 23:57:21,341 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57568 states.