./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 2329fc70 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_626a2626-45da-4810-b2ad-2b35f4e950a7/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_626a2626-45da-4810-b2ad-2b35f4e950a7/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_626a2626-45da-4810-b2ad-2b35f4e950a7/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_626a2626-45da-4810-b2ad-2b35f4e950a7/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.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_626a2626-45da-4810-b2ad-2b35f4e950a7/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_626a2626-45da-4810-b2ad-2b35f4e950a7/bin/uautomizer-uyxdKDjOR8 --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 Automizer --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-2329fc7 [2022-12-13 16:15:46,148 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 16:15:46,150 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 16:15:46,174 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 16:15:46,175 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 16:15:46,176 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 16:15:46,177 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 16:15:46,178 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 16:15:46,179 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 16:15:46,180 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 16:15:46,180 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 16:15:46,182 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 16:15:46,183 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 16:15:46,184 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 16:15:46,186 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 16:15:46,188 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 16:15:46,189 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 16:15:46,191 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 16:15:46,194 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 16:15:46,197 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 16:15:46,199 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 16:15:46,201 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 16:15:46,203 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 16:15:46,204 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 16:15:46,211 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 16:15:46,211 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 16:15:46,212 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 16:15:46,213 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 16:15:46,213 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 16:15:46,215 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 16:15:46,215 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 16:15:46,216 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 16:15:46,217 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 16:15:46,218 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 16:15:46,219 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 16:15:46,219 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 16:15:46,220 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 16:15:46,220 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 16:15:46,220 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 16:15:46,221 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 16:15:46,221 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 16:15:46,222 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_626a2626-45da-4810-b2ad-2b35f4e950a7/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-12-13 16:15:46,245 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 16:15:46,246 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 16:15:46,246 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 16:15:46,246 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 16:15:46,247 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 16:15:46,247 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 16:15:46,248 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 16:15:46,248 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 16:15:46,248 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 16:15:46,248 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 16:15:46,248 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 16:15:46,249 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 16:15:46,249 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 16:15:46,249 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 16:15:46,249 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 16:15:46,249 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 16:15:46,250 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 16:15:46,250 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 16:15:46,250 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 16:15:46,250 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 16:15:46,250 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 16:15:46,251 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 16:15:46,251 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 16:15:46,251 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 16:15:46,251 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 16:15:46,251 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 16:15:46,251 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 16:15:46,252 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 16:15:46,252 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 16:15:46,252 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 16:15:46,252 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 16:15:46,252 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 16:15:46,253 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_626a2626-45da-4810-b2ad-2b35f4e950a7/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_626a2626-45da-4810-b2ad-2b35f4e950a7/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b25ac84d4a20a437c31c3bd685865b0db6f54088dab7ab415bb47113c804a34a [2022-12-13 16:15:46,462 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 16:15:46,483 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 16:15:46,485 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 16:15:46,486 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 16:15:46,487 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 16:15:46,488 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_626a2626-45da-4810-b2ad-2b35f4e950a7/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i [2022-12-13 16:15:49,211 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 16:15:49,610 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 16:15:49,610 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i [2022-12-13 16:15:49,644 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_626a2626-45da-4810-b2ad-2b35f4e950a7/bin/uautomizer-uyxdKDjOR8/data/f848c84dd/ebc1f15dedaf4485bf055d3630995cf1/FLAG301d59ca4 [2022-12-13 16:15:49,655 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_626a2626-45da-4810-b2ad-2b35f4e950a7/bin/uautomizer-uyxdKDjOR8/data/f848c84dd/ebc1f15dedaf4485bf055d3630995cf1 [2022-12-13 16:15:49,657 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 16:15:49,658 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 16:15:49,659 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 16:15:49,659 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 16:15:49,662 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 16:15:49,662 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 04:15:49" (1/1) ... [2022-12-13 16:15:49,663 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34264107 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:15:49, skipping insertion in model container [2022-12-13 16:15:49,663 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 04:15:49" (1/1) ... [2022-12-13 16:15:49,669 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 16:15:49,846 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 16:15:50,790 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-12-13 16:15:50,795 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-12-13 16:15:50,809 WARN L623 FunctionHandler]: Unknown extern function __list_del_entry [2022-12-13 16:15:50,825 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 16:15:50,847 WARN L623 FunctionHandler]: Unknown extern function __bitmap_weight [2022-12-13 16:15:50,936 WARN L623 FunctionHandler]: Unknown extern function __cmpxchg_wrong_size [2022-12-13 16:15:51,022 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 16:15:51,029 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 16:15:51,065 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-12-13 16:15:51,086 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irq [2022-12-13 16:15:51,098 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-12-13 16:15:51,116 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irq [2022-12-13 16:15:51,126 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-13 16:15:51,172 WARN L623 FunctionHandler]: Unknown extern function ida_get_new_above [2022-12-13 16:15:51,183 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 16:15:51,191 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 16:15:51,248 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 16:15:51,605 WARN L623 FunctionHandler]: Unknown extern function sg_next [2022-12-13 16:15:51,606 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_sg [2022-12-13 16:15:51,612 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_sg [2022-12-13 16:15:51,647 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-12-13 16:15:51,655 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 16:15:51,656 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-12-13 16:15:51,663 WARN L623 FunctionHandler]: Unknown extern function dma_supported [2022-12-13 16:15:51,669 WARN L623 FunctionHandler]: Unknown extern function dma_set_mask [2022-12-13 16:15:51,741 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 16:15:51,742 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-12-13 16:15:51,743 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-12-13 16:15:51,743 WARN L623 FunctionHandler]: Unknown extern function __copy_from_user_overflow [2022-12-13 16:15:51,751 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 16:15:51,751 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-12-13 16:15:51,752 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-12-13 16:15:51,752 WARN L623 FunctionHandler]: Unknown extern function __copy_to_user_overflow [2022-12-13 16:15:51,837 WARN L623 FunctionHandler]: Unknown extern function lock_is_held [2022-12-13 16:15:51,838 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 16:15:52,271 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_125 [2022-12-13 16:15:52,271 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_126 [2022-12-13 16:15:52,272 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_127 [2022-12-13 16:15:52,272 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_128 [2022-12-13 16:15:52,272 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_129 [2022-12-13 16:15:52,273 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_130 [2022-12-13 16:15:52,273 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_131 [2022-12-13 16:15:52,274 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_132 [2022-12-13 16:15:52,274 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_133 [2022-12-13 16:15:52,274 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_134 [2022-12-13 16:15:52,275 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_135 [2022-12-13 16:15:52,275 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_136 [2022-12-13 16:15:52,294 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 16:15:52,315 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 16:15:52,328 WARN L623 FunctionHandler]: Unknown extern function blk_mq_start_request [2022-12-13 16:15:52,345 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 16:15:52,346 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 16:15:52,347 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 16:15:52,360 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 16:15:52,360 WARN L623 FunctionHandler]: Unknown extern function blk_mq_free_hctx_request [2022-12-13 16:15:52,367 WARN L623 FunctionHandler]: Unknown extern function blk_mq_free_hctx_request [2022-12-13 16:15:52,367 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 16:15:52,374 WARN L623 FunctionHandler]: Unknown extern function queue_kthread_work [2022-12-13 16:15:52,375 WARN L623 FunctionHandler]: Unknown extern function blk_mq_free_hctx_request [2022-12-13 16:15:52,381 WARN L623 FunctionHandler]: Unknown extern function blk_mq_tag_to_rq [2022-12-13 16:15:52,426 WARN L623 FunctionHandler]: Unknown extern function dma_pool_free [2022-12-13 16:15:52,427 WARN L623 FunctionHandler]: Unknown extern function dma_pool_free [2022-12-13 16:15:52,428 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:15:52,460 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_538 [2022-12-13 16:15:52,467 WARN L623 FunctionHandler]: Unknown extern function blk_mq_requeue_request [2022-12-13 16:15:52,468 WARN L623 FunctionHandler]: Unknown extern function blk_mq_kick_requeue_list [2022-12-13 16:15:52,469 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 16:15:52,471 WARN L623 FunctionHandler]: Unknown extern function blk_mq_complete_request [2022-12-13 16:15:52,473 WARN L623 FunctionHandler]: Unknown extern function sg_next [2022-12-13 16:15:52,478 WARN L623 FunctionHandler]: Unknown extern function sg_next [2022-12-13 16:15:52,512 WARN L623 FunctionHandler]: Unknown extern function blk_mq_complete_request [2022-12-13 16:15:52,514 WARN L623 FunctionHandler]: Unknown extern function sg_init_table [2022-12-13 16:15:52,514 WARN L623 FunctionHandler]: Unknown extern function blk_rq_map_sg [2022-12-13 16:15:52,516 WARN L623 FunctionHandler]: Unknown extern function blk_rq_count_integrity_sg [2022-12-13 16:15:52,517 WARN L623 FunctionHandler]: Unknown extern function sg_init_table [2022-12-13 16:15:52,517 WARN L623 FunctionHandler]: Unknown extern function blk_rq_map_integrity_sg [2022-12-13 16:15:52,528 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 16:15:52,547 WARN L623 FunctionHandler]: Unknown extern function wake_up_process [2022-12-13 16:15:52,554 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-13 16:15:52,554 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-12-13 16:15:52,560 WARN L623 FunctionHandler]: Unknown extern function blk_mq_alloc_request [2022-12-13 16:15:52,567 WARN L623 FunctionHandler]: Unknown extern function blk_mq_alloc_request [2022-12-13 16:15:52,573 WARN L623 FunctionHandler]: Unknown extern function blk_mq_alloc_request [2022-12-13 16:15:52,573 WARN L623 FunctionHandler]: Unknown extern function blk_mq_free_request [2022-12-13 16:15:52,574 WARN L623 FunctionHandler]: Unknown extern function blk_mq_alloc_request [2022-12-13 16:15:52,575 WARN L623 FunctionHandler]: Unknown extern function blk_mq_free_request [2022-12-13 16:15:52,615 WARN L623 FunctionHandler]: Unknown extern function work_busy [2022-12-13 16:15:52,615 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 16:15:52,616 WARN L623 FunctionHandler]: Unknown extern function blk_mq_alloc_request [2022-12-13 16:15:52,617 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 16:15:52,618 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 16:15:52,619 WARN L623 FunctionHandler]: Unknown extern function blk_mq_free_request [2022-12-13 16:15:52,625 WARN L623 FunctionHandler]: Unknown extern function blk_mq_request_started [2022-12-13 16:15:52,626 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 16:15:52,632 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 16:15:52,638 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:15:52,650 WARN L623 FunctionHandler]: Unknown extern function irq_set_affinity_hint [2022-12-13 16:15:52,655 WARN L623 FunctionHandler]: Unknown extern function blk_mq_tag_busy_iter [2022-12-13 16:15:52,662 WARN L623 FunctionHandler]: Unknown extern function blk_mq_freeze_queue_start [2022-12-13 16:15:52,670 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 16:15:52,671 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:15:52,694 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 16:15:52,695 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 16:15:52,715 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 16:15:52,716 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 16:15:52,724 WARN L623 FunctionHandler]: Unknown extern function blk_mq_free_tag_set [2022-12-13 16:15:52,732 WARN L623 FunctionHandler]: Unknown extern function blk_mq_alloc_tag_set [2022-12-13 16:15:52,732 WARN L623 FunctionHandler]: Unknown extern function blk_mq_init_queue [2022-12-13 16:15:52,733 WARN L623 FunctionHandler]: Unknown extern function blk_mq_free_tag_set [2022-12-13 16:15:52,733 WARN L623 FunctionHandler]: Unknown extern function blk_get_queue [2022-12-13 16:15:52,733 WARN L623 FunctionHandler]: Unknown extern function blk_mq_unfreeze_queue [2022-12-13 16:15:52,739 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 16:15:52,740 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-13 16:15:52,743 WARN L623 FunctionHandler]: Unknown extern function get_user_pages_fast [2022-12-13 16:15:52,744 WARN L623 FunctionHandler]: Unknown extern function sg_init_table [2022-12-13 16:15:52,745 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:15:52,745 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:15:52,745 WARN L623 FunctionHandler]: Unknown extern function put_page [2022-12-13 16:15:52,745 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:15:52,746 WARN L623 FunctionHandler]: Unknown extern function put_page [2022-12-13 16:15:52,772 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_1762 [2022-12-13 16:15:52,774 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_1788 [2022-12-13 16:15:52,780 WARN L623 FunctionHandler]: Unknown extern function capable [2022-12-13 16:15:52,784 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-12-13 16:15:52,785 WARN L623 FunctionHandler]: Unknown extern function blk_mq_alloc_request [2022-12-13 16:15:52,786 WARN L623 FunctionHandler]: Unknown extern function blk_mq_free_request [2022-12-13 16:15:52,844 WARN L623 FunctionHandler]: Unknown extern function blk_integrity_register [2022-12-13 16:15:52,851 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 16:15:52,852 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 16:15:52,854 WARN L623 FunctionHandler]: Unknown extern function blk_integrity_unregister [2022-12-13 16:15:52,854 WARN L623 FunctionHandler]: Unknown extern function blk_integrity_unregister [2022-12-13 16:15:52,855 WARN L623 FunctionHandler]: Unknown extern function blk_integrity_unregister [2022-12-13 16:15:52,855 WARN L623 FunctionHandler]: Unknown extern function blk_queue_logical_block_size [2022-12-13 16:15:52,865 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-13 16:15:52,866 WARN L623 FunctionHandler]: Unknown extern function work_busy [2022-12-13 16:15:52,866 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 16:15:52,868 WARN L623 FunctionHandler]: Unknown extern function round_jiffies_relative [2022-12-13 16:15:52,868 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout [2022-12-13 16:15:52,868 WARN L623 FunctionHandler]: Unknown extern function kthread_should_stop [2022-12-13 16:15:52,875 WARN L623 FunctionHandler]: Unknown extern function blk_mq_init_queue [2022-12-13 16:15:52,875 WARN L623 FunctionHandler]: Unknown extern function alloc_disk_node [2022-12-13 16:15:52,876 WARN L623 FunctionHandler]: Unknown extern function blk_queue_logical_block_size [2022-12-13 16:15:52,876 WARN L623 FunctionHandler]: Unknown extern function blk_queue_max_hw_sectors [2022-12-13 16:15:52,876 WARN L623 FunctionHandler]: Unknown extern function blk_queue_chunk_sectors [2022-12-13 16:15:52,877 WARN L623 FunctionHandler]: Unknown extern function blk_queue_flush [2022-12-13 16:15:52,877 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-13 16:15:52,878 WARN L623 FunctionHandler]: Unknown extern function revalidate_disk [2022-12-13 16:15:52,878 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:15:52,890 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 16:15:52,902 WARN L623 FunctionHandler]: Unknown extern function pci_disable_msix [2022-12-13 16:15:52,902 WARN L623 FunctionHandler]: Unknown extern function pci_enable_msix_range [2022-12-13 16:15:52,903 WARN L623 FunctionHandler]: Unknown extern function pci_enable_msi_range [2022-12-13 16:15:52,910 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 16:15:52,913 WARN L623 FunctionHandler]: Unknown extern function blk_mq_alloc_tag_set [2022-12-13 16:15:52,919 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device_mem [2022-12-13 16:15:52,919 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-12-13 16:15:52,920 WARN L623 FunctionHandler]: Unknown extern function pci_select_bars [2022-12-13 16:15:52,920 WARN L623 FunctionHandler]: Unknown extern function pci_request_selected_regions [2022-12-13 16:15:52,921 WARN L623 FunctionHandler]: Unknown extern function pci_enable_msix [2022-12-13 16:15:52,922 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-12-13 16:15:52,922 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-13 16:15:52,928 WARN L623 FunctionHandler]: Unknown extern function pci_disable_msi [2022-12-13 16:15:52,928 WARN L623 FunctionHandler]: Unknown extern function pci_disable_msix [2022-12-13 16:15:52,928 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-12-13 16:15:52,929 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-13 16:15:52,935 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-13 16:15:52,935 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout [2022-12-13 16:15:52,936 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-13 16:15:52,936 WARN L623 FunctionHandler]: Unknown extern function flush_kthread_worker [2022-12-13 16:15:52,937 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-13 16:15:52,943 WARN L623 FunctionHandler]: Unknown extern function wake_up_process [2022-12-13 16:15:52,992 WARN L623 FunctionHandler]: Unknown extern function __init_kthread_worker [2022-12-13 16:15:52,992 WARN L623 FunctionHandler]: Unknown extern function kthread_create_on_node [2022-12-13 16:15:52,993 WARN L623 FunctionHandler]: Unknown extern function wake_up_process [2022-12-13 16:15:52,993 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 16:15:52,995 WARN L623 FunctionHandler]: Unknown extern function queue_kthread_work [2022-12-13 16:15:52,995 WARN L623 FunctionHandler]: Unknown extern function kthread_stop [2022-12-13 16:15:53,001 WARN L623 FunctionHandler]: Unknown extern function kthread_stop [2022-12-13 16:15:53,006 WARN L623 FunctionHandler]: Unknown extern function blk_mq_freeze_queue_start [2022-12-13 16:15:53,007 WARN L623 FunctionHandler]: Unknown extern function blk_mq_cancel_requeue_work [2022-12-13 16:15:53,007 WARN L623 FunctionHandler]: Unknown extern function blk_mq_stop_hw_queues [2022-12-13 16:15:53,013 WARN L623 FunctionHandler]: Unknown extern function blk_mq_unfreeze_queue [2022-12-13 16:15:53,013 WARN L623 FunctionHandler]: Unknown extern function blk_mq_start_stopped_hw_queues [2022-12-13 16:15:53,013 WARN L623 FunctionHandler]: Unknown extern function blk_mq_kick_requeue_list [2022-12-13 16:15:53,025 WARN L623 FunctionHandler]: Unknown extern function blk_integrity_unregister [2022-12-13 16:15:53,025 WARN L623 FunctionHandler]: Unknown extern function blk_mq_abort_requeue_list [2022-12-13 16:15:53,031 WARN L623 FunctionHandler]: Unknown extern function dma_pool_create [2022-12-13 16:15:53,031 WARN L623 FunctionHandler]: Unknown extern function dma_pool_create [2022-12-13 16:15:53,031 WARN L623 FunctionHandler]: Unknown extern function dma_pool_destroy [2022-12-13 16:15:53,037 WARN L623 FunctionHandler]: Unknown extern function dma_pool_destroy [2022-12-13 16:15:53,037 WARN L623 FunctionHandler]: Unknown extern function dma_pool_destroy [2022-12-13 16:15:53,043 WARN L623 FunctionHandler]: Unknown extern function ida_pre_get [2022-12-13 16:15:53,049 WARN L623 FunctionHandler]: Unknown extern function ida_remove [2022-12-13 16:15:53,055 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 16:15:53,055 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:15:53,056 WARN L623 FunctionHandler]: Unknown extern function pci_dev_put [2022-12-13 16:15:53,056 WARN L623 FunctionHandler]: Unknown extern function put_device [2022-12-13 16:15:53,056 WARN L623 FunctionHandler]: Unknown extern function blk_mq_free_tag_set [2022-12-13 16:15:53,056 WARN L623 FunctionHandler]: Unknown extern function blk_put_queue [2022-12-13 16:15:53,056 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:15:53,057 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:15:53,057 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:15:53,081 WARN L623 FunctionHandler]: Unknown extern function irq_set_affinity_hint [2022-12-13 16:15:53,087 WARN L623 FunctionHandler]: Unknown extern function kthread_create_on_node [2022-12-13 16:15:53,088 WARN L623 FunctionHandler]: Unknown extern function wake_up_process [2022-12-13 16:15:53,088 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 16:15:53,088 WARN L623 FunctionHandler]: Unknown extern function __might_sleep [2022-12-13 16:15:53,089 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait_event [2022-12-13 16:15:53,089 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-12-13 16:15:53,089 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-12-13 16:15:53,095 WARN L623 FunctionHandler]: Unknown extern function pci_stop_and_remove_bus_device_locked [2022-12-13 16:15:53,112 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 16:15:53,112 WARN L623 FunctionHandler]: Unknown extern function kthread_create_on_node [2022-12-13 16:15:53,113 WARN L623 FunctionHandler]: Unknown extern function wake_up_process [2022-12-13 16:15:53,113 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 16:15:53,131 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-13 16:15:53,131 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-13 16:15:53,131 WARN L623 FunctionHandler]: Unknown extern function pci_dev_get [2022-12-13 16:15:53,132 WARN L623 FunctionHandler]: Unknown extern function device_create [2022-12-13 16:15:53,133 WARN L623 FunctionHandler]: Unknown extern function get_device [2022-12-13 16:15:53,133 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-13 16:15:53,133 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-13 16:15:53,134 WARN L623 FunctionHandler]: Unknown extern function pci_dev_put [2022-12-13 16:15:53,134 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:15:53,134 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:15:53,135 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:15:53,135 WARN L623 FunctionHandler]: Unknown extern function work_busy [2022-12-13 16:15:53,151 WARN L623 FunctionHandler]: Unknown extern function flush_work [2022-12-13 16:15:53,152 WARN L623 FunctionHandler]: Unknown extern function flush_work [2022-12-13 16:15:53,152 WARN L623 FunctionHandler]: Unknown extern function device_destroy [2022-12-13 16:15:53,163 WARN L623 FunctionHandler]: Unknown extern function work_busy [2022-12-13 16:15:53,170 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 16:15:53,170 WARN L623 FunctionHandler]: Unknown extern function __alloc_workqueue_key [2022-12-13 16:15:53,171 WARN L623 FunctionHandler]: Unknown extern function register_blkdev [2022-12-13 16:15:53,173 WARN L623 FunctionHandler]: Unknown extern function __unregister_chrdev [2022-12-13 16:15:53,173 WARN L623 FunctionHandler]: Unknown extern function unregister_blkdev [2022-12-13 16:15:53,174 WARN L623 FunctionHandler]: Unknown extern function destroy_workqueue [2022-12-13 16:15:53,179 WARN L623 FunctionHandler]: Unknown extern function unregister_blkdev [2022-12-13 16:15:53,180 WARN L623 FunctionHandler]: Unknown extern function destroy_workqueue [2022-12-13 16:15:53,180 WARN L623 FunctionHandler]: Unknown extern function __unregister_chrdev [2022-12-13 16:15:53,527 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-13 16:15:53,532 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-13 16:15:53,533 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-13 16:15:53,534 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-12-13 16:15:53,534 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-13 16:15:53,534 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-13 16:15:53,535 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-13 16:15:53,536 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-12-13 16:15:53,536 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-12-13 16:15:53,537 WARN L623 FunctionHandler]: Unknown extern function blk_cleanup_queue [2022-12-13 16:15:53,537 WARN L623 FunctionHandler]: Unknown extern function add_disk [2022-12-13 16:15:53,537 WARN L623 FunctionHandler]: Unknown extern function blk_cleanup_queue [2022-12-13 16:15:53,538 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-12-13 16:15:53,538 WARN L623 FunctionHandler]: Unknown extern function del_gendisk [2022-12-13 16:15:53,538 WARN L623 FunctionHandler]: Unknown extern function blk_cleanup_queue [2022-12-13 16:15:53,538 WARN L623 FunctionHandler]: Unknown extern function put_disk [2022-12-13 16:15:53,538 WARN L623 FunctionHandler]: Unknown extern function __register_chrdev [2022-12-13 16:15:53,539 WARN L623 FunctionHandler]: Unknown extern function __pci_register_driver [2022-12-13 16:15:53,539 WARN L623 FunctionHandler]: Unknown extern function pci_unregister_driver [2022-12-13 16:15:53,540 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-12-13 16:15:53,540 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-12-13 16:15:53,567 WARN L623 FunctionHandler]: Unknown extern function __bitmap_empty [2022-12-13 16:15:53,625 WARN L623 FunctionHandler]: Unknown extern function strncpy [2022-12-13 16:15:53,625 WARN L623 FunctionHandler]: Unknown extern function strncpy [2022-12-13 16:15:53,626 WARN L623 FunctionHandler]: Unknown extern function strncpy [2022-12-13 16:15:53,641 WARN L623 FunctionHandler]: Unknown extern function strncpy [2022-12-13 16:15:53,651 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-13 16:15:53,652 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-13 16:15:53,662 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:15:53,669 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:15:53,676 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:15:53,683 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:15:53,691 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:15:53,745 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:15:53,792 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:15:53,805 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:15:53,880 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:15:53,905 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:15:53,913 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:15:53,920 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:15:53,963 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:15:53,971 WARN L623 FunctionHandler]: Unknown extern function capable [2022-12-13 16:15:53,972 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 16:15:54,424 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-13 16:15:54,671 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 16:15:55,382 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[571462,571475] [2022-12-13 16:15:55,384 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[571607,571620] [2022-12-13 16:15:55,385 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[571753,571766] [2022-12-13 16:15:55,385 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[571918,571931] [2022-12-13 16:15:55,385 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[572076,572089] [2022-12-13 16:15:55,385 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[572234,572247] [2022-12-13 16:15:55,386 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[572392,572405] [2022-12-13 16:15:55,386 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[572552,572565] [2022-12-13 16:15:55,386 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[572711,572724] [2022-12-13 16:15:55,386 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[572850,572863] [2022-12-13 16:15:55,387 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[572992,573005] [2022-12-13 16:15:55,387 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[573141,573154] [2022-12-13 16:15:55,387 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[573280,573293] [2022-12-13 16:15:55,387 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[573435,573448] [2022-12-13 16:15:55,387 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[573595,573608] [2022-12-13 16:15:55,388 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[573746,573759] [2022-12-13 16:15:55,388 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[573897,573910] [2022-12-13 16:15:55,388 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[574049,574062] [2022-12-13 16:15:55,388 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[574198,574211] [2022-12-13 16:15:55,389 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[574346,574359] [2022-12-13 16:15:55,389 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[574503,574516] [2022-12-13 16:15:55,389 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[574652,574665] [2022-12-13 16:15:55,389 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[574808,574821] [2022-12-13 16:15:55,389 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[574961,574974] [2022-12-13 16:15:55,390 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[575107,575120] [2022-12-13 16:15:55,390 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[575250,575263] [2022-12-13 16:15:55,390 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[575402,575415] [2022-12-13 16:15:55,390 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[575548,575561] [2022-12-13 16:15:55,391 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[575693,575706] [2022-12-13 16:15:55,391 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[575847,575860] [2022-12-13 16:15:55,391 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[575998,576011] [2022-12-13 16:15:55,391 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[576153,576166] [2022-12-13 16:15:55,391 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[576305,576318] [2022-12-13 16:15:55,392 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[576460,576473] [2022-12-13 16:15:55,392 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[576624,576637] [2022-12-13 16:15:55,392 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[576780,576793] [2022-12-13 16:15:55,393 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[576944,576957] [2022-12-13 16:15:55,393 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[577086,577099] [2022-12-13 16:15:55,393 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[577244,577257] [2022-12-13 16:15:55,393 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[577411,577424] [2022-12-13 16:15:55,394 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[577570,577583] [2022-12-13 16:15:55,394 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[577729,577742] [2022-12-13 16:15:55,394 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[577878,577891] [2022-12-13 16:15:55,394 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[578025,578038] [2022-12-13 16:15:55,394 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[578164,578177] [2022-12-13 16:15:55,395 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[578327,578340] [2022-12-13 16:15:55,395 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[578493,578506] [2022-12-13 16:15:55,395 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[578657,578670] [2022-12-13 16:15:55,395 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[578822,578835] [2022-12-13 16:15:55,396 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[578987,579000] [2022-12-13 16:15:55,396 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[579153,579166] [2022-12-13 16:15:55,396 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[579318,579331] [2022-12-13 16:15:55,396 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[579485,579498] [2022-12-13 16:15:55,396 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[579645,579658] [2022-12-13 16:15:55,397 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[579807,579820] [2022-12-13 16:15:55,397 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[579966,579979] [2022-12-13 16:15:55,397 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[580112,580125] [2022-12-13 16:15:55,397 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[580255,580268] [2022-12-13 16:15:55,398 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[580399,580412] [2022-12-13 16:15:55,398 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[580542,580555] [2022-12-13 16:15:55,398 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[580686,580699] [2022-12-13 16:15:55,398 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[580827,580840] [2022-12-13 16:15:55,398 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[580965,580978] [2022-12-13 16:15:55,399 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[581123,581136] [2022-12-13 16:15:55,399 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[581282,581295] [2022-12-13 16:15:55,399 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[581438,581451] [2022-12-13 16:15:55,399 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[581587,581600] [2022-12-13 16:15:55,400 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[581739,581752] [2022-12-13 16:15:55,400 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[581890,581903] [2022-12-13 16:15:55,400 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[582039,582052] [2022-12-13 16:15:55,400 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[582191,582204] [2022-12-13 16:15:55,400 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[582339,582352] [2022-12-13 16:15:55,401 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[582492,582505] [2022-12-13 16:15:55,401 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[582643,582656] [2022-12-13 16:15:55,401 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[582793,582806] [2022-12-13 16:15:55,401 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[582940,582953] [2022-12-13 16:15:55,402 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[583091,583104] [2022-12-13 16:15:55,402 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[583242,583255] [2022-12-13 16:15:55,402 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[583390,583403] [2022-12-13 16:15:55,402 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[583556,583569] [2022-12-13 16:15:55,402 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[583725,583738] [2022-12-13 16:15:55,403 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[583892,583905] [2022-12-13 16:15:55,403 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[584060,584073] [2022-12-13 16:15:55,403 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[584210,584223] [2022-12-13 16:15:55,403 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[584357,584370] [2022-12-13 16:15:55,403 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[584518,584531] [2022-12-13 16:15:55,404 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[584688,584701] [2022-12-13 16:15:55,404 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[584850,584863] [2022-12-13 16:15:55,425 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 16:15:55,445 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 16:15:55,510 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-12-13 16:15:55,511 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-12-13 16:15:55,511 WARN L623 FunctionHandler]: Unknown extern function __list_del_entry [2022-12-13 16:15:55,511 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 16:15:55,512 WARN L623 FunctionHandler]: Unknown extern function __bitmap_weight [2022-12-13 16:15:55,514 WARN L623 FunctionHandler]: Unknown extern function __cmpxchg_wrong_size [2022-12-13 16:15:55,515 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 16:15:55,515 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 16:15:55,516 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-12-13 16:15:55,516 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irq [2022-12-13 16:15:55,516 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-12-13 16:15:55,517 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irq [2022-12-13 16:15:55,517 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-13 16:15:55,517 WARN L623 FunctionHandler]: Unknown extern function ida_get_new_above [2022-12-13 16:15:55,518 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 16:15:55,518 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 16:15:55,519 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 16:15:55,526 WARN L623 FunctionHandler]: Unknown extern function sg_next [2022-12-13 16:15:55,526 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_sg [2022-12-13 16:15:55,527 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_sg [2022-12-13 16:15:55,528 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-12-13 16:15:55,529 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 16:15:55,529 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-12-13 16:15:55,529 WARN L623 FunctionHandler]: Unknown extern function dma_supported [2022-12-13 16:15:55,530 WARN L623 FunctionHandler]: Unknown extern function dma_set_mask [2022-12-13 16:15:55,531 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 16:15:55,531 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-12-13 16:15:55,531 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-12-13 16:15:55,531 WARN L623 FunctionHandler]: Unknown extern function __copy_from_user_overflow [2022-12-13 16:15:55,531 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 16:15:55,531 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-12-13 16:15:55,532 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-12-13 16:15:55,532 WARN L623 FunctionHandler]: Unknown extern function __copy_to_user_overflow [2022-12-13 16:15:55,533 WARN L623 FunctionHandler]: Unknown extern function lock_is_held [2022-12-13 16:15:55,534 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 16:15:55,537 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_125 [2022-12-13 16:15:55,537 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_126 [2022-12-13 16:15:55,537 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_127 [2022-12-13 16:15:55,537 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_128 [2022-12-13 16:15:55,537 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_129 [2022-12-13 16:15:55,537 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_130 [2022-12-13 16:15:55,538 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_131 [2022-12-13 16:15:55,538 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_132 [2022-12-13 16:15:55,538 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_133 [2022-12-13 16:15:55,538 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_134 [2022-12-13 16:15:55,538 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_135 [2022-12-13 16:15:55,538 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_136 [2022-12-13 16:15:55,543 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 16:15:55,552 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 16:15:55,557 WARN L623 FunctionHandler]: Unknown extern function blk_mq_start_request [2022-12-13 16:15:55,558 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 16:15:55,558 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 16:15:55,559 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 16:15:55,560 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 16:15:55,560 WARN L623 FunctionHandler]: Unknown extern function blk_mq_free_hctx_request [2022-12-13 16:15:55,560 WARN L623 FunctionHandler]: Unknown extern function blk_mq_free_hctx_request [2022-12-13 16:15:55,560 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 16:15:55,561 WARN L623 FunctionHandler]: Unknown extern function queue_kthread_work [2022-12-13 16:15:55,561 WARN L623 FunctionHandler]: Unknown extern function blk_mq_free_hctx_request [2022-12-13 16:15:55,561 WARN L623 FunctionHandler]: Unknown extern function blk_mq_tag_to_rq [2022-12-13 16:15:55,564 WARN L623 FunctionHandler]: Unknown extern function dma_pool_free [2022-12-13 16:15:55,565 WARN L623 FunctionHandler]: Unknown extern function dma_pool_free [2022-12-13 16:15:55,565 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:15:55,567 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_538 [2022-12-13 16:15:55,568 WARN L623 FunctionHandler]: Unknown extern function blk_mq_requeue_request [2022-12-13 16:15:55,568 WARN L623 FunctionHandler]: Unknown extern function blk_mq_kick_requeue_list [2022-12-13 16:15:55,570 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 16:15:55,571 WARN L623 FunctionHandler]: Unknown extern function blk_mq_complete_request [2022-12-13 16:15:55,573 WARN L623 FunctionHandler]: Unknown extern function sg_next [2022-12-13 16:15:55,574 WARN L623 FunctionHandler]: Unknown extern function sg_next [2022-12-13 16:15:55,579 WARN L623 FunctionHandler]: Unknown extern function blk_mq_complete_request [2022-12-13 16:15:55,580 WARN L623 FunctionHandler]: Unknown extern function sg_init_table [2022-12-13 16:15:55,580 WARN L623 FunctionHandler]: Unknown extern function blk_rq_map_sg [2022-12-13 16:15:55,583 WARN L623 FunctionHandler]: Unknown extern function blk_rq_count_integrity_sg [2022-12-13 16:15:55,585 WARN L623 FunctionHandler]: Unknown extern function sg_init_table [2022-12-13 16:15:55,585 WARN L623 FunctionHandler]: Unknown extern function blk_rq_map_integrity_sg [2022-12-13 16:15:55,590 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 16:15:55,591 WARN L623 FunctionHandler]: Unknown extern function wake_up_process [2022-12-13 16:15:55,592 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-13 16:15:55,592 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-12-13 16:15:55,606 WARN L623 FunctionHandler]: Unknown extern function blk_mq_alloc_request [2022-12-13 16:15:55,610 WARN L623 FunctionHandler]: Unknown extern function blk_mq_alloc_request [2022-12-13 16:15:55,611 WARN L623 FunctionHandler]: Unknown extern function blk_mq_alloc_request [2022-12-13 16:15:55,611 WARN L623 FunctionHandler]: Unknown extern function blk_mq_free_request [2022-12-13 16:15:55,611 WARN L623 FunctionHandler]: Unknown extern function blk_mq_alloc_request [2022-12-13 16:15:55,612 WARN L623 FunctionHandler]: Unknown extern function blk_mq_free_request [2022-12-13 16:15:55,617 WARN L623 FunctionHandler]: Unknown extern function work_busy [2022-12-13 16:15:55,617 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 16:15:55,618 WARN L623 FunctionHandler]: Unknown extern function blk_mq_alloc_request [2022-12-13 16:15:55,618 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 16:15:55,621 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 16:15:55,621 WARN L623 FunctionHandler]: Unknown extern function blk_mq_free_request [2022-12-13 16:15:55,622 WARN L623 FunctionHandler]: Unknown extern function blk_mq_request_started [2022-12-13 16:15:55,622 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 16:15:55,623 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 16:15:55,623 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:15:55,628 WARN L623 FunctionHandler]: Unknown extern function irq_set_affinity_hint [2022-12-13 16:15:55,628 WARN L623 FunctionHandler]: Unknown extern function blk_mq_tag_busy_iter [2022-12-13 16:15:55,631 WARN L623 FunctionHandler]: Unknown extern function blk_mq_freeze_queue_start [2022-12-13 16:15:55,632 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 16:15:55,635 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:15:55,637 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 16:15:55,637 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 16:15:55,639 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 16:15:55,639 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 16:15:55,640 WARN L623 FunctionHandler]: Unknown extern function blk_mq_free_tag_set [2022-12-13 16:15:55,642 WARN L623 FunctionHandler]: Unknown extern function blk_mq_alloc_tag_set [2022-12-13 16:15:55,642 WARN L623 FunctionHandler]: Unknown extern function blk_mq_init_queue [2022-12-13 16:15:55,642 WARN L623 FunctionHandler]: Unknown extern function blk_mq_free_tag_set [2022-12-13 16:15:55,642 WARN L623 FunctionHandler]: Unknown extern function blk_get_queue [2022-12-13 16:15:55,642 WARN L623 FunctionHandler]: Unknown extern function blk_mq_unfreeze_queue [2022-12-13 16:15:55,643 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 16:15:55,643 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-13 16:15:55,647 WARN L623 FunctionHandler]: Unknown extern function get_user_pages_fast [2022-12-13 16:15:55,648 WARN L623 FunctionHandler]: Unknown extern function sg_init_table [2022-12-13 16:15:55,648 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:15:55,649 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:15:55,649 WARN L623 FunctionHandler]: Unknown extern function put_page [2022-12-13 16:15:55,649 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:15:55,649 WARN L623 FunctionHandler]: Unknown extern function put_page [2022-12-13 16:15:55,653 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_1762 [2022-12-13 16:15:55,654 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_1788 [2022-12-13 16:15:55,655 WARN L623 FunctionHandler]: Unknown extern function capable [2022-12-13 16:15:55,657 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-12-13 16:15:55,658 WARN L623 FunctionHandler]: Unknown extern function blk_mq_alloc_request [2022-12-13 16:15:55,658 WARN L623 FunctionHandler]: Unknown extern function blk_mq_free_request [2022-12-13 16:15:55,676 WARN L623 FunctionHandler]: Unknown extern function blk_integrity_register [2022-12-13 16:15:55,680 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 16:15:55,680 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 16:15:55,682 WARN L623 FunctionHandler]: Unknown extern function blk_integrity_unregister [2022-12-13 16:15:55,684 WARN L623 FunctionHandler]: Unknown extern function blk_integrity_unregister [2022-12-13 16:15:55,684 WARN L623 FunctionHandler]: Unknown extern function blk_integrity_unregister [2022-12-13 16:15:55,684 WARN L623 FunctionHandler]: Unknown extern function blk_queue_logical_block_size [2022-12-13 16:15:55,687 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-13 16:15:55,687 WARN L623 FunctionHandler]: Unknown extern function work_busy [2022-12-13 16:15:55,688 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 16:15:55,693 WARN L623 FunctionHandler]: Unknown extern function round_jiffies_relative [2022-12-13 16:15:55,693 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout [2022-12-13 16:15:55,693 WARN L623 FunctionHandler]: Unknown extern function kthread_should_stop [2022-12-13 16:15:55,694 WARN L623 FunctionHandler]: Unknown extern function blk_mq_init_queue [2022-12-13 16:15:55,694 WARN L623 FunctionHandler]: Unknown extern function alloc_disk_node [2022-12-13 16:15:55,695 WARN L623 FunctionHandler]: Unknown extern function blk_queue_logical_block_size [2022-12-13 16:15:55,695 WARN L623 FunctionHandler]: Unknown extern function blk_queue_max_hw_sectors [2022-12-13 16:15:55,695 WARN L623 FunctionHandler]: Unknown extern function blk_queue_chunk_sectors [2022-12-13 16:15:55,696 WARN L623 FunctionHandler]: Unknown extern function blk_queue_flush [2022-12-13 16:15:55,699 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-13 16:15:55,700 WARN L623 FunctionHandler]: Unknown extern function revalidate_disk [2022-12-13 16:15:55,700 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:15:55,705 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 16:15:55,711 WARN L623 FunctionHandler]: Unknown extern function pci_disable_msix [2022-12-13 16:15:55,711 WARN L623 FunctionHandler]: Unknown extern function pci_enable_msix_range [2022-12-13 16:15:55,712 WARN L623 FunctionHandler]: Unknown extern function pci_enable_msi_range [2022-12-13 16:15:55,713 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 16:15:55,718 WARN L623 FunctionHandler]: Unknown extern function blk_mq_alloc_tag_set [2022-12-13 16:15:55,719 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device_mem [2022-12-13 16:15:55,719 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-12-13 16:15:55,720 WARN L623 FunctionHandler]: Unknown extern function pci_select_bars [2022-12-13 16:15:55,720 WARN L623 FunctionHandler]: Unknown extern function pci_request_selected_regions [2022-12-13 16:15:55,721 WARN L623 FunctionHandler]: Unknown extern function pci_enable_msix [2022-12-13 16:15:55,722 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-12-13 16:15:55,722 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-13 16:15:55,723 WARN L623 FunctionHandler]: Unknown extern function pci_disable_msi [2022-12-13 16:15:55,723 WARN L623 FunctionHandler]: Unknown extern function pci_disable_msix [2022-12-13 16:15:55,723 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-12-13 16:15:55,724 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-13 16:15:55,725 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-13 16:15:55,725 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout [2022-12-13 16:15:55,726 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-13 16:15:55,729 WARN L623 FunctionHandler]: Unknown extern function flush_kthread_worker [2022-12-13 16:15:55,730 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-13 16:15:55,731 WARN L623 FunctionHandler]: Unknown extern function wake_up_process [2022-12-13 16:15:55,735 WARN L623 FunctionHandler]: Unknown extern function __init_kthread_worker [2022-12-13 16:15:55,737 WARN L623 FunctionHandler]: Unknown extern function kthread_create_on_node [2022-12-13 16:15:55,738 WARN L623 FunctionHandler]: Unknown extern function wake_up_process [2022-12-13 16:15:55,738 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 16:15:55,744 WARN L623 FunctionHandler]: Unknown extern function queue_kthread_work [2022-12-13 16:15:55,744 WARN L623 FunctionHandler]: Unknown extern function kthread_stop [2022-12-13 16:15:55,746 WARN L623 FunctionHandler]: Unknown extern function kthread_stop [2022-12-13 16:15:55,746 WARN L623 FunctionHandler]: Unknown extern function blk_mq_freeze_queue_start [2022-12-13 16:15:55,746 WARN L623 FunctionHandler]: Unknown extern function blk_mq_cancel_requeue_work [2022-12-13 16:15:55,747 WARN L623 FunctionHandler]: Unknown extern function blk_mq_stop_hw_queues [2022-12-13 16:15:55,747 WARN L623 FunctionHandler]: Unknown extern function blk_mq_unfreeze_queue [2022-12-13 16:15:55,747 WARN L623 FunctionHandler]: Unknown extern function blk_mq_start_stopped_hw_queues [2022-12-13 16:15:55,748 WARN L623 FunctionHandler]: Unknown extern function blk_mq_kick_requeue_list [2022-12-13 16:15:55,768 WARN L623 FunctionHandler]: Unknown extern function blk_integrity_unregister [2022-12-13 16:15:55,769 WARN L623 FunctionHandler]: Unknown extern function blk_mq_abort_requeue_list [2022-12-13 16:15:55,769 WARN L623 FunctionHandler]: Unknown extern function dma_pool_create [2022-12-13 16:15:55,770 WARN L623 FunctionHandler]: Unknown extern function dma_pool_create [2022-12-13 16:15:55,770 WARN L623 FunctionHandler]: Unknown extern function dma_pool_destroy [2022-12-13 16:15:55,770 WARN L623 FunctionHandler]: Unknown extern function dma_pool_destroy [2022-12-13 16:15:55,771 WARN L623 FunctionHandler]: Unknown extern function dma_pool_destroy [2022-12-13 16:15:55,771 WARN L623 FunctionHandler]: Unknown extern function ida_pre_get [2022-12-13 16:15:55,772 WARN L623 FunctionHandler]: Unknown extern function ida_remove [2022-12-13 16:15:55,772 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 16:15:55,773 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:15:55,773 WARN L623 FunctionHandler]: Unknown extern function pci_dev_put [2022-12-13 16:15:55,773 WARN L623 FunctionHandler]: Unknown extern function put_device [2022-12-13 16:15:55,774 WARN L623 FunctionHandler]: Unknown extern function blk_mq_free_tag_set [2022-12-13 16:15:55,774 WARN L623 FunctionHandler]: Unknown extern function blk_put_queue [2022-12-13 16:15:55,774 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:15:55,774 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:15:55,774 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:15:55,780 WARN L623 FunctionHandler]: Unknown extern function irq_set_affinity_hint [2022-12-13 16:15:55,781 WARN L623 FunctionHandler]: Unknown extern function kthread_create_on_node [2022-12-13 16:15:55,782 WARN L623 FunctionHandler]: Unknown extern function wake_up_process [2022-12-13 16:15:55,782 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 16:15:55,782 WARN L623 FunctionHandler]: Unknown extern function __might_sleep [2022-12-13 16:15:55,783 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait_event [2022-12-13 16:15:55,783 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-12-13 16:15:55,783 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-12-13 16:15:55,788 WARN L623 FunctionHandler]: Unknown extern function pci_stop_and_remove_bus_device_locked [2022-12-13 16:15:55,789 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 16:15:55,789 WARN L623 FunctionHandler]: Unknown extern function kthread_create_on_node [2022-12-13 16:15:55,790 WARN L623 FunctionHandler]: Unknown extern function wake_up_process [2022-12-13 16:15:55,790 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 16:15:55,795 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-13 16:15:55,795 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-13 16:15:55,796 WARN L623 FunctionHandler]: Unknown extern function pci_dev_get [2022-12-13 16:15:55,796 WARN L623 FunctionHandler]: Unknown extern function device_create [2022-12-13 16:15:55,797 WARN L623 FunctionHandler]: Unknown extern function get_device [2022-12-13 16:15:55,797 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-13 16:15:55,797 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-13 16:15:55,798 WARN L623 FunctionHandler]: Unknown extern function pci_dev_put [2022-12-13 16:15:55,798 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:15:55,798 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:15:55,798 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:15:55,799 WARN L623 FunctionHandler]: Unknown extern function work_busy [2022-12-13 16:15:55,800 WARN L623 FunctionHandler]: Unknown extern function flush_work [2022-12-13 16:15:55,800 WARN L623 FunctionHandler]: Unknown extern function flush_work [2022-12-13 16:15:55,800 WARN L623 FunctionHandler]: Unknown extern function device_destroy [2022-12-13 16:15:55,801 WARN L623 FunctionHandler]: Unknown extern function work_busy [2022-12-13 16:15:55,803 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 16:15:55,803 WARN L623 FunctionHandler]: Unknown extern function __alloc_workqueue_key [2022-12-13 16:15:55,804 WARN L623 FunctionHandler]: Unknown extern function register_blkdev [2022-12-13 16:15:55,805 WARN L623 FunctionHandler]: Unknown extern function __unregister_chrdev [2022-12-13 16:15:55,805 WARN L623 FunctionHandler]: Unknown extern function unregister_blkdev [2022-12-13 16:15:55,805 WARN L623 FunctionHandler]: Unknown extern function destroy_workqueue [2022-12-13 16:15:55,806 WARN L623 FunctionHandler]: Unknown extern function unregister_blkdev [2022-12-13 16:15:55,806 WARN L623 FunctionHandler]: Unknown extern function destroy_workqueue [2022-12-13 16:15:55,806 WARN L623 FunctionHandler]: Unknown extern function __unregister_chrdev [2022-12-13 16:15:55,859 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-13 16:15:55,859 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-13 16:15:55,860 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-13 16:15:55,860 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-12-13 16:15:55,861 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-13 16:15:55,861 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-13 16:15:55,861 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-13 16:15:55,862 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-12-13 16:15:55,862 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-12-13 16:15:55,862 WARN L623 FunctionHandler]: Unknown extern function blk_cleanup_queue [2022-12-13 16:15:55,863 WARN L623 FunctionHandler]: Unknown extern function add_disk [2022-12-13 16:15:55,863 WARN L623 FunctionHandler]: Unknown extern function blk_cleanup_queue [2022-12-13 16:15:55,863 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-12-13 16:15:55,863 WARN L623 FunctionHandler]: Unknown extern function del_gendisk [2022-12-13 16:15:55,863 WARN L623 FunctionHandler]: Unknown extern function blk_cleanup_queue [2022-12-13 16:15:55,863 WARN L623 FunctionHandler]: Unknown extern function put_disk [2022-12-13 16:15:55,864 WARN L623 FunctionHandler]: Unknown extern function __register_chrdev [2022-12-13 16:15:55,864 WARN L623 FunctionHandler]: Unknown extern function __pci_register_driver [2022-12-13 16:15:55,864 WARN L623 FunctionHandler]: Unknown extern function pci_unregister_driver [2022-12-13 16:15:55,865 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-12-13 16:15:55,865 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-12-13 16:15:55,865 WARN L623 FunctionHandler]: Unknown extern function __bitmap_empty [2022-12-13 16:15:55,871 WARN L623 FunctionHandler]: Unknown extern function strncpy [2022-12-13 16:15:55,871 WARN L623 FunctionHandler]: Unknown extern function strncpy [2022-12-13 16:15:55,871 WARN L623 FunctionHandler]: Unknown extern function strncpy [2022-12-13 16:15:55,873 WARN L623 FunctionHandler]: Unknown extern function strncpy [2022-12-13 16:15:55,874 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-13 16:15:55,875 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-13 16:15:55,877 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:15:55,878 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:15:55,879 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:15:55,881 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:15:55,883 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:15:55,889 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:15:55,898 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:15:55,900 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:15:55,913 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:15:55,917 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:15:55,919 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:15:55,920 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:15:55,926 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:15:55,928 WARN L623 FunctionHandler]: Unknown extern function capable [2022-12-13 16:15:55,929 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 16:15:55,947 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-13 16:15:55,953 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 16:15:55,973 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[571462,571475] [2022-12-13 16:15:55,974 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[571607,571620] [2022-12-13 16:15:55,974 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[571753,571766] [2022-12-13 16:15:55,974 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[571918,571931] [2022-12-13 16:15:55,975 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[572076,572089] [2022-12-13 16:15:55,975 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[572234,572247] [2022-12-13 16:15:55,975 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[572392,572405] [2022-12-13 16:15:55,976 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[572552,572565] [2022-12-13 16:15:55,976 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[572711,572724] [2022-12-13 16:15:55,976 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[572850,572863] [2022-12-13 16:15:55,977 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[572992,573005] [2022-12-13 16:15:55,977 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[573141,573154] [2022-12-13 16:15:55,977 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[573280,573293] [2022-12-13 16:15:55,978 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[573435,573448] [2022-12-13 16:15:55,978 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[573595,573608] [2022-12-13 16:15:55,978 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[573746,573759] [2022-12-13 16:15:55,979 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[573897,573910] [2022-12-13 16:15:55,979 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[574049,574062] [2022-12-13 16:15:55,979 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[574198,574211] [2022-12-13 16:15:55,980 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[574346,574359] [2022-12-13 16:15:55,980 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[574503,574516] [2022-12-13 16:15:55,980 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[574652,574665] [2022-12-13 16:15:55,980 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[574808,574821] [2022-12-13 16:15:55,981 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[574961,574974] [2022-12-13 16:15:55,981 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[575107,575120] [2022-12-13 16:15:55,981 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[575250,575263] [2022-12-13 16:15:55,982 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[575402,575415] [2022-12-13 16:15:55,982 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[575548,575561] [2022-12-13 16:15:55,982 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[575693,575706] [2022-12-13 16:15:55,982 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[575847,575860] [2022-12-13 16:15:55,983 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[575998,576011] [2022-12-13 16:15:55,983 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[576153,576166] [2022-12-13 16:15:55,983 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[576305,576318] [2022-12-13 16:15:55,984 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[576460,576473] [2022-12-13 16:15:55,984 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[576624,576637] [2022-12-13 16:15:55,984 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[576780,576793] [2022-12-13 16:15:55,984 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[576944,576957] [2022-12-13 16:15:55,985 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[577086,577099] [2022-12-13 16:15:55,985 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[577244,577257] [2022-12-13 16:15:55,985 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[577411,577424] [2022-12-13 16:15:55,985 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[577570,577583] [2022-12-13 16:15:55,986 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[577729,577742] [2022-12-13 16:15:55,986 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[577878,577891] [2022-12-13 16:15:55,986 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[578025,578038] [2022-12-13 16:15:55,987 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[578164,578177] [2022-12-13 16:15:55,987 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[578327,578340] [2022-12-13 16:15:55,987 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[578493,578506] [2022-12-13 16:15:55,988 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[578657,578670] [2022-12-13 16:15:55,988 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[578822,578835] [2022-12-13 16:15:55,988 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[578987,579000] [2022-12-13 16:15:55,988 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[579153,579166] [2022-12-13 16:15:55,989 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[579318,579331] [2022-12-13 16:15:55,989 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[579485,579498] [2022-12-13 16:15:55,989 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[579645,579658] [2022-12-13 16:15:55,990 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[579807,579820] [2022-12-13 16:15:55,990 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[579966,579979] [2022-12-13 16:15:55,990 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[580112,580125] [2022-12-13 16:15:55,991 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[580255,580268] [2022-12-13 16:15:55,991 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[580399,580412] [2022-12-13 16:15:55,991 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[580542,580555] [2022-12-13 16:15:55,991 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[580686,580699] [2022-12-13 16:15:55,992 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[580827,580840] [2022-12-13 16:15:55,992 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[580965,580978] [2022-12-13 16:15:55,992 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[581123,581136] [2022-12-13 16:15:55,992 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[581282,581295] [2022-12-13 16:15:55,993 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[581438,581451] [2022-12-13 16:15:55,993 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[581587,581600] [2022-12-13 16:15:55,993 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[581739,581752] [2022-12-13 16:15:55,994 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[581890,581903] [2022-12-13 16:15:55,994 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[582039,582052] [2022-12-13 16:15:55,994 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[582191,582204] [2022-12-13 16:15:55,995 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[582339,582352] [2022-12-13 16:15:55,995 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[582492,582505] [2022-12-13 16:15:55,995 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[582643,582656] [2022-12-13 16:15:55,995 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[582793,582806] [2022-12-13 16:15:55,996 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[582940,582953] [2022-12-13 16:15:55,996 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[583091,583104] [2022-12-13 16:15:55,996 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[583242,583255] [2022-12-13 16:15:55,997 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[583390,583403] [2022-12-13 16:15:55,997 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[583556,583569] [2022-12-13 16:15:55,997 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[583725,583738] [2022-12-13 16:15:55,997 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[583892,583905] [2022-12-13 16:15:55,998 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[584060,584073] [2022-12-13 16:15:55,998 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[584210,584223] [2022-12-13 16:15:55,998 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[584357,584370] [2022-12-13 16:15:55,999 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[584518,584531] [2022-12-13 16:15:55,999 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[584688,584701] [2022-12-13 16:15:55,999 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_626a2626-45da-4810-b2ad-2b35f4e950a7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[584850,584863] [2022-12-13 16:15:56,007 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 16:15:56,411 INFO L208 MainTranslator]: Completed translation [2022-12-13 16:15:56,412 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:15:56 WrapperNode [2022-12-13 16:15:56,412 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 16:15:56,413 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 16:15:56,413 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 16:15:56,413 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 16:15:56,420 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:15:56" (1/1) ... [2022-12-13 16:15:56,521 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:15:56" (1/1) ... [2022-12-13 16:15:57,256 INFO L138 Inliner]: procedures = 984, calls = 4896, calls flagged for inlining = 497, calls inlined = 414, statements flattened = 12870 [2022-12-13 16:15:57,257 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 16:15:57,257 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 16:15:57,257 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 16:15:57,258 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 16:15:57,266 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:15:56" (1/1) ... [2022-12-13 16:15:57,266 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:15:56" (1/1) ... [2022-12-13 16:15:57,413 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:15:56" (1/1) ... [2022-12-13 16:15:57,413 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:15:56" (1/1) ... [2022-12-13 16:15:57,786 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:15:56" (1/1) ... [2022-12-13 16:15:57,814 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:15:56" (1/1) ... [2022-12-13 16:15:57,958 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:15:56" (1/1) ... [2022-12-13 16:15:57,992 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:15:56" (1/1) ... [2022-12-13 16:15:58,161 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 16:15:58,161 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 16:15:58,161 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 16:15:58,162 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 16:15:58,162 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:15:56" (1/1) ... [2022-12-13 16:15:58,166 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 16:15:58,174 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_626a2626-45da-4810-b2ad-2b35f4e950a7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:15:58,185 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_626a2626-45da-4810-b2ad-2b35f4e950a7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 16:15:58,186 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_626a2626-45da-4810-b2ad-2b35f4e950a7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 16:15:58,209 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_127 [2022-12-13 16:15:58,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_127 [2022-12-13 16:15:58,210 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2022-12-13 16:15:58,210 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_dev_unmap [2022-12-13 16:15:58,210 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_dev_unmap [2022-12-13 16:15:58,210 INFO L130 BoogieDeclarations]: Found specification of procedure queue_kthread_work [2022-12-13 16:15:58,210 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_kthread_work [2022-12-13 16:15:58,210 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_queue_lock_of_request_queue [2022-12-13 16:15:58,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_queue_lock_of_request_queue [2022-12-13 16:15:58,210 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_trans_fill_inf_exc_page [2022-12-13 16:15:58,210 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_trans_fill_inf_exc_page [2022-12-13 16:15:58,210 INFO L130 BoogieDeclarations]: Found specification of procedure adapter_delete_cq [2022-12-13 16:15:58,210 INFO L138 BoogieDeclarations]: Found implementation of procedure adapter_delete_cq [2022-12-13 16:15:58,210 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-12-13 16:15:58,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-12-13 16:15:58,210 INFO L130 BoogieDeclarations]: Found specification of procedure __le16_to_cpup [2022-12-13 16:15:58,211 INFO L138 BoogieDeclarations]: Found implementation of procedure __le16_to_cpup [2022-12-13 16:15:58,211 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_setup_prps [2022-12-13 16:15:58,211 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_setup_prps [2022-12-13 16:15:58,211 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-12-13 16:15:58,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-12-13 16:15:58,211 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-12-13 16:15:58,211 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-12-13 16:15:58,211 INFO L130 BoogieDeclarations]: Found specification of procedure queue_flag_set_unlocked [2022-12-13 16:15:58,211 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_flag_set_unlocked [2022-12-13 16:15:58,211 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_suspend [2022-12-13 16:15:58,211 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_suspend [2022-12-13 16:15:58,211 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_trans_copy_to_user [2022-12-13 16:15:58,211 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_trans_copy_to_user [2022-12-13 16:15:58,211 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_release_instance [2022-12-13 16:15:58,211 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_release_instance [2022-12-13 16:15:58,212 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-12-13 16:15:58,212 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-12-13 16:15:58,212 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_create [2022-12-13 16:15:58,212 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_create [2022-12-13 16:15:58,212 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_submit_cmd [2022-12-13 16:15:58,212 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_submit_cmd [2022-12-13 16:15:58,212 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_dev_resume [2022-12-13 16:15:58,212 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_dev_resume [2022-12-13 16:15:58,212 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_dev_start [2022-12-13 16:15:58,212 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_dev_start [2022-12-13 16:15:58,212 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-12-13 16:15:58,212 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-12-13 16:15:58,212 INFO L130 BoogieDeclarations]: Found specification of procedure sg_init_table [2022-12-13 16:15:58,212 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_init_table [2022-12-13 16:15:58,213 INFO L130 BoogieDeclarations]: Found specification of procedure blk_integrity_unregister [2022-12-13 16:15:58,213 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_integrity_unregister [2022-12-13 16:15:58,213 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-12-13 16:15:58,213 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-12-13 16:15:58,213 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_dif_remap [2022-12-13 16:15:58,213 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_dif_remap [2022-12-13 16:15:58,213 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2022-12-13 16:15:58,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2022-12-13 16:15:58,213 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_identify [2022-12-13 16:15:58,213 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_identify [2022-12-13 16:15:58,213 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-12-13 16:15:58,213 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-12-13 16:15:58,213 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_dev_ioctl [2022-12-13 16:15:58,213 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_dev_ioctl [2022-12-13 16:15:58,213 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-12-13 16:15:58,214 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-12-13 16:15:58,214 INFO L130 BoogieDeclarations]: Found specification of procedure sg_page [2022-12-13 16:15:58,214 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_page [2022-12-13 16:15:58,214 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_106 [2022-12-13 16:15:58,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_106 [2022-12-13 16:15:58,214 INFO L130 BoogieDeclarations]: Found specification of procedure flush_work [2022-12-13 16:15:58,214 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_work [2022-12-13 16:15:58,214 INFO L130 BoogieDeclarations]: Found specification of procedure db_bar_size [2022-12-13 16:15:58,214 INFO L138 BoogieDeclarations]: Found implementation of procedure db_bar_size [2022-12-13 16:15:58,214 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-12-13 16:15:58,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-12-13 16:15:58,214 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_process_cq [2022-12-13 16:15:58,214 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_process_cq [2022-12-13 16:15:58,214 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-12-13 16:15:58,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-12-13 16:15:58,215 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-13 16:15:58,215 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2022-12-13 16:15:58,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2022-12-13 16:15:58,215 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-12-13 16:15:58,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-12-13 16:15:58,215 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_free_queues [2022-12-13 16:15:58,215 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_free_queues [2022-12-13 16:15:58,215 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_blkdev [2022-12-13 16:15:58,215 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_blkdev [2022-12-13 16:15:58,215 INFO L130 BoogieDeclarations]: Found specification of procedure queue_request_irq [2022-12-13 16:15:58,215 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_request_irq [2022-12-13 16:15:58,215 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_alloc_tag_set [2022-12-13 16:15:58,215 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_alloc_tag_set [2022-12-13 16:15:58,215 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-12-13 16:15:58,215 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-12-13 16:15:58,216 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-12-13 16:15:58,216 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-12-13 16:15:58,216 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2022-12-13 16:15:58,216 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2022-12-13 16:15:58,216 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc_node [2022-12-13 16:15:58,216 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc_node [2022-12-13 16:15:58,216 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2022-12-13 16:15:58,216 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2022-12-13 16:15:58,216 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_init_queue [2022-12-13 16:15:58,216 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_init_queue [2022-12-13 16:15:58,216 INFO L130 BoogieDeclarations]: Found specification of procedure sg_next [2022-12-13 16:15:58,216 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_next [2022-12-13 16:15:58,216 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-12-13 16:15:58,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-12-13 16:15:58,216 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get_unless_zero [2022-12-13 16:15:58,217 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get_unless_zero [2022-12-13 16:15:58,217 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_check_return_value_probe [2022-12-13 16:15:58,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_check_return_value_probe [2022-12-13 16:15:58,217 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-13 16:15:58,217 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2022-12-13 16:15:58,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2022-12-13 16:15:58,217 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_check_return_value_probe [2022-12-13 16:15:58,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_check_return_value_probe [2022-12-13 16:15:58,217 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2022-12-13 16:15:58,217 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2022-12-13 16:15:58,217 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 16:15:58,217 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-12-13 16:15:58,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-12-13 16:15:58,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-13 16:15:58,217 INFO L130 BoogieDeclarations]: Found specification of procedure blk_cleanup_queue [2022-12-13 16:15:58,218 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_cleanup_queue [2022-12-13 16:15:58,218 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-12-13 16:15:58,218 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_del_queue_end [2022-12-13 16:15:58,218 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_del_queue_end [2022-12-13 16:15:58,218 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2022-12-13 16:15:58,218 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2022-12-13 16:15:58,218 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_trans_fill_control_page [2022-12-13 16:15:58,218 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_trans_fill_control_page [2022-12-13 16:15:58,218 INFO L130 BoogieDeclarations]: Found specification of procedure blk_rq_bytes [2022-12-13 16:15:58,218 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_rq_bytes [2022-12-13 16:15:58,218 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_threaded_irq [2022-12-13 16:15:58,218 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_threaded_irq [2022-12-13 16:15:58,218 INFO L130 BoogieDeclarations]: Found specification of procedure kmap_atomic [2022-12-13 16:15:58,218 INFO L138 BoogieDeclarations]: Found implementation of procedure kmap_atomic [2022-12-13 16:15:58,218 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_dev_list_remove [2022-12-13 16:15:58,219 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_dev_list_remove [2022-12-13 16:15:58,219 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-12-13 16:15:58,219 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-12-13 16:15:58,219 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_unmap_user_pages [2022-12-13 16:15:58,219 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_unmap_user_pages [2022-12-13 16:15:58,219 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_clear_queue [2022-12-13 16:15:58,219 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_clear_queue [2022-12-13 16:15:58,219 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 16:15:58,219 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 16:15:58,219 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_cmd_size [2022-12-13 16:15:58,219 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_cmd_size [2022-12-13 16:15:58,219 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-12-13 16:15:58,219 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-12-13 16:15:58,219 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_wait_ready [2022-12-13 16:15:58,219 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_wait_ready [2022-12-13 16:15:58,220 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_revalidate_disk [2022-12-13 16:15:58,220 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_revalidate_disk [2022-12-13 16:15:58,220 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-12-13 16:15:58,220 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-12-13 16:15:58,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-12-13 16:15:58,220 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_set_info [2022-12-13 16:15:58,220 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_set_info [2022-12-13 16:15:58,220 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-12-13 16:15:58,220 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-12-13 16:15:58,220 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_set_irq_hints [2022-12-13 16:15:58,220 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_set_irq_hints [2022-12-13 16:15:58,220 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2022-12-13 16:15:58,220 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2022-12-13 16:15:58,220 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_sg_attrs [2022-12-13 16:15:58,220 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_sg_attrs [2022-12-13 16:15:58,221 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-12-13 16:15:58,221 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-12-13 16:15:58,221 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2022-12-13 16:15:58,221 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2022-12-13 16:15:58,221 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_freeze_queue_start [2022-12-13 16:15:58,221 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_freeze_queue_start [2022-12-13 16:15:58,221 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_init_queue [2022-12-13 16:15:58,221 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_init_queue [2022-12-13 16:15:58,221 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_trans_io [2022-12-13 16:15:58,221 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_trans_io [2022-12-13 16:15:58,221 INFO L130 BoogieDeclarations]: Found specification of procedure set_capacity [2022-12-13 16:15:58,221 INFO L138 BoogieDeclarations]: Found implementation of procedure set_capacity [2022-12-13 16:15:58,221 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-12-13 16:15:58,221 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-12-13 16:15:58,221 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_io_mem_unmap [2022-12-13 16:15:58,221 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_io_mem_unmap [2022-12-13 16:15:58,222 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2022-12-13 16:15:58,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2022-12-13 16:15:58,222 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_dev_list_lock [2022-12-13 16:15:58,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_dev_list_lock [2022-12-13 16:15:58,222 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2022-12-13 16:15:58,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2022-12-13 16:15:58,222 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2022-12-13 16:15:58,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2022-12-13 16:15:58,222 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2022-12-13 16:15:58,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2022-12-13 16:15:58,222 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_node [2022-12-13 16:15:58,222 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_node [2022-12-13 16:15:58,222 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 16:15:58,222 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-12-13 16:15:58,222 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-12-13 16:15:58,223 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_remove [2022-12-13 16:15:58,223 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_remove [2022-12-13 16:15:58,223 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2022-12-13 16:15:58,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2022-12-13 16:15:58,223 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_drivers_base_class__double_registration [2022-12-13 16:15:58,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_drivers_base_class__double_registration [2022-12-13 16:15:58,223 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_rq_to_pdu [2022-12-13 16:15:58,223 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_rq_to_pdu [2022-12-13 16:15:58,223 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2022-12-13 16:15:58,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2022-12-13 16:15:58,223 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-13 16:15:58,223 INFO L130 BoogieDeclarations]: Found specification of procedure put_page [2022-12-13 16:15:58,223 INFO L138 BoogieDeclarations]: Found implementation of procedure put_page [2022-12-13 16:15:58,223 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_destroy_class [2022-12-13 16:15:58,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_destroy_class [2022-12-13 16:15:58,224 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_dev_list_lock [2022-12-13 16:15:58,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_dev_list_lock [2022-12-13 16:15:58,224 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_q_lock_of_nvme_queue [2022-12-13 16:15:58,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_q_lock_of_nvme_queue [2022-12-13 16:15:58,224 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-12-13 16:15:58,224 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-12-13 16:15:58,224 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_free_request [2022-12-13 16:15:58,224 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_free_request [2022-12-13 16:15:58,224 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_submit_admin_cmd [2022-12-13 16:15:58,224 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_submit_admin_cmd [2022-12-13 16:15:58,224 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-12-13 16:15:58,224 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-12-13 16:15:58,224 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-12-13 16:15:58,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-12-13 16:15:58,224 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-12-13 16:15:58,225 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-12-13 16:15:58,225 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_trans_copy_from_user [2022-12-13 16:15:58,225 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_trans_copy_from_user [2022-12-13 16:15:58,225 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-12-13 16:15:58,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-12-13 16:15:58,225 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2022-12-13 16:15:58,225 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2022-12-13 16:15:58,225 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2022-12-13 16:15:58,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2022-12-13 16:15:58,225 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-12-13 16:15:58,225 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-12-13 16:15:58,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-13 16:15:58,225 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_kick_requeue_list [2022-12-13 16:15:58,225 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_kick_requeue_list [2022-12-13 16:15:58,225 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-12-13 16:15:58,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-12-13 16:15:58,226 INFO L130 BoogieDeclarations]: Found specification of procedure irq_set_affinity_hint [2022-12-13 16:15:58,226 INFO L138 BoogieDeclarations]: Found implementation of procedure irq_set_affinity_hint [2022-12-13 16:15:58,226 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_worker_fn [2022-12-13 16:15:58,226 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dev_put [2022-12-13 16:15:58,226 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dev_put [2022-12-13 16:15:58,226 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_disable_queue [2022-12-13 16:15:58,226 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_disable_queue [2022-12-13 16:15:58,226 INFO L130 BoogieDeclarations]: Found specification of procedure iod_list [2022-12-13 16:15:58,226 INFO L138 BoogieDeclarations]: Found implementation of procedure iod_list [2022-12-13 16:15:58,226 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_shutdown [2022-12-13 16:15:58,226 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_shutdown [2022-12-13 16:15:58,226 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_126 [2022-12-13 16:15:58,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_126 [2022-12-13 16:15:58,226 INFO L130 BoogieDeclarations]: Found specification of procedure __nvme_alloc_iod [2022-12-13 16:15:58,227 INFO L138 BoogieDeclarations]: Found implementation of procedure __nvme_alloc_iod [2022-12-13 16:15:58,227 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_q_lock_of_nvme_queue [2022-12-13 16:15:58,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_q_lock_of_nvme_queue [2022-12-13 16:15:58,227 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2022-12-13 16:15:58,227 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2022-12-13 16:15:58,227 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_free_hctx_request [2022-12-13 16:15:58,227 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_free_hctx_request [2022-12-13 16:15:58,227 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_trans_status_code [2022-12-13 16:15:58,227 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_trans_status_code [2022-12-13 16:15:58,227 INFO L130 BoogieDeclarations]: Found specification of procedure __kunmap_atomic [2022-12-13 16:15:58,227 INFO L138 BoogieDeclarations]: Found implementation of procedure __kunmap_atomic [2022-12-13 16:15:58,227 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_free_iod [2022-12-13 16:15:58,227 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_free_iod [2022-12-13 16:15:58,227 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2022-12-13 16:15:58,227 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2022-12-13 16:15:58,228 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_free [2022-12-13 16:15:58,228 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_free [2022-12-13 16:15:58,228 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-12-13 16:15:58,228 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-12-13 16:15:58,228 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_gadget__class_registration_with_usb_gadget [2022-12-13 16:15:58,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_gadget__class_registration_with_usb_gadget [2022-12-13 16:15:58,228 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2022-12-13 16:15:58,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2022-12-13 16:15:58,228 INFO L130 BoogieDeclarations]: Found specification of procedure wake_up_process [2022-12-13 16:15:58,228 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_up_process [2022-12-13 16:15:58,228 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-12-13 16:15:58,228 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-12-13 16:15:58,228 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-12-13 16:15:58,228 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-12-13 16:15:58,228 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_complete_request [2022-12-13 16:15:58,229 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_complete_request [2022-12-13 16:15:58,229 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2022-12-13 16:15:58,229 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2022-12-13 16:15:58,229 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-12-13 16:15:58,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-12-13 16:15:58,229 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-12-13 16:15:58,229 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-12-13 16:15:58,229 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_trans_fill_caching_page [2022-12-13 16:15:58,229 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_trans_fill_caching_page [2022-12-13 16:15:58,229 INFO L130 BoogieDeclarations]: Found specification of procedure __nvme_submit_cmd [2022-12-13 16:15:58,229 INFO L138 BoogieDeclarations]: Found implementation of procedure __nvme_submit_cmd [2022-12-13 16:15:58,229 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_sg_attrs [2022-12-13 16:15:58,229 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_sg_attrs [2022-12-13 16:15:58,229 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_get_features [2022-12-13 16:15:58,229 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_get_features [2022-12-13 16:15:58,230 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_unfreeze_queue [2022-12-13 16:15:58,230 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_unfreeze_queue [2022-12-13 16:15:58,230 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2022-12-13 16:15:58,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2022-12-13 16:15:58,230 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2022-12-13 16:15:58,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2022-12-13 16:15:58,230 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_trans_read_capacity [2022-12-13 16:15:58,230 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_trans_read_capacity [2022-12-13 16:15:58,230 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-12-13 16:15:58,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-12-13 16:15:58,230 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_logical_block_size [2022-12-13 16:15:58,230 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_logical_block_size [2022-12-13 16:15:58,230 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-12-13 16:15:58,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-12-13 16:15:58,230 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2022-12-13 16:15:58,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2022-12-13 16:15:58,231 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_destroy [2022-12-13 16:15:58,231 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_destroy [2022-12-13 16:15:58,231 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 16:15:58,231 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2022-12-13 16:15:58,231 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2022-12-13 16:15:58,231 INFO L130 BoogieDeclarations]: Found specification of procedure iod_get_private [2022-12-13 16:15:58,231 INFO L138 BoogieDeclarations]: Found implementation of procedure iod_get_private [2022-12-13 16:15:58,231 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_dev_remove_admin [2022-12-13 16:15:58,231 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_dev_remove_admin [2022-12-13 16:15:58,231 INFO L130 BoogieDeclarations]: Found specification of procedure adapter_delete_queue [2022-12-13 16:15:58,231 INFO L138 BoogieDeclarations]: Found implementation of procedure adapter_delete_queue [2022-12-13 16:15:58,231 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2022-12-13 16:15:58,231 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2022-12-13 16:15:58,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-12-13 16:15:58,231 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_free_tag_set [2022-12-13 16:15:58,232 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_free_tag_set [2022-12-13 16:15:58,232 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-12-13 16:15:58,232 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-12-13 16:15:58,232 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-12-13 16:15:58,232 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_blk_cleanup_queue [2022-12-13 16:15:58,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_blk_cleanup_queue [2022-12-13 16:15:58,232 INFO L130 BoogieDeclarations]: Found specification of procedure __nvme_submit_admin_cmd [2022-12-13 16:15:58,232 INFO L138 BoogieDeclarations]: Found implementation of procedure __nvme_submit_admin_cmd [2022-12-13 16:15:58,232 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2022-12-13 16:15:58,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2022-12-13 16:15:58,232 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_trans_fill_pow_cnd_page [2022-12-13 16:15:58,232 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_trans_fill_pow_cnd_page [2022-12-13 16:15:58,232 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_disable_ctrl [2022-12-13 16:15:58,232 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_disable_ctrl [2022-12-13 16:15:58,232 INFO L130 BoogieDeclarations]: Found specification of procedure bitmap_empty [2022-12-13 16:15:58,233 INFO L138 BoogieDeclarations]: Found implementation of procedure bitmap_empty [2022-12-13 16:15:58,233 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-12-13 16:15:58,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-12-13 16:15:58,233 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-12-13 16:15:58,233 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-12-13 16:15:58,233 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2022-12-13 16:15:58,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2022-12-13 16:15:58,233 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-12-13 16:15:58,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-12-13 16:15:58,233 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_resume [2022-12-13 16:15:58,233 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_resume [2022-12-13 16:15:58,233 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-12-13 16:15:58,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-12-13 16:15:58,233 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_interrupt_instance_1 [2022-12-13 16:15:58,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_interrupt_instance_1 [2022-12-13 16:15:58,234 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_interrupt_instance_2 [2022-12-13 16:15:58,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_interrupt_instance_2 [2022-12-13 16:15:58,234 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2022-12-13 16:15:58,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2022-12-13 16:15:58,234 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_reset_failed_dev [2022-12-13 16:15:58,234 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_reset_failed_dev [2022-12-13 16:15:58,234 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_queue_lock_of_request_queue [2022-12-13 16:15:58,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_queue_lock_of_request_queue [2022-12-13 16:15:58,234 INFO L130 BoogieDeclarations]: Found specification of procedure blk_integrity_rq [2022-12-13 16:15:58,234 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_integrity_rq [2022-12-13 16:15:58,234 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_stop [2022-12-13 16:15:58,234 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_stop [2022-12-13 16:15:58,234 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-12-13 16:15:58,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-12-13 16:15:58,234 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-12-13 16:15:58,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-12-13 16:15:58,235 INFO L130 BoogieDeclarations]: Found specification of procedure fatal_signal_pending [2022-12-13 16:15:58,235 INFO L138 BoogieDeclarations]: Found implementation of procedure fatal_signal_pending [2022-12-13 16:15:58,235 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_alloc_queue [2022-12-13 16:15:58,235 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_alloc_queue [2022-12-13 16:15:58,235 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-12-13 16:15:58,235 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-12-13 16:15:58,235 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2022-12-13 16:15:58,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2022-12-13 16:15:58,235 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_submit_io_cmd [2022-12-13 16:15:58,235 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_submit_io_cmd [2022-12-13 16:15:58,235 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-12-13 16:15:58,235 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-12-13 16:15:58,235 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2022-12-13 16:15:58,235 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2022-12-13 16:15:58,236 INFO L130 BoogieDeclarations]: Found specification of procedure writeq [2022-12-13 16:15:58,236 INFO L138 BoogieDeclarations]: Found implementation of procedure writeq [2022-12-13 16:15:58,236 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2022-12-13 16:15:58,236 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2022-12-13 16:15:58,236 INFO L130 BoogieDeclarations]: Found specification of procedure __cmpxchg_wrong_size [2022-12-13 16:15:58,236 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2022-12-13 16:15:58,236 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2022-12-13 16:15:58,236 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_alloc_request [2022-12-13 16:15:58,236 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_alloc_request [2022-12-13 16:15:58,236 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-12-13 16:15:58,236 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-12-13 16:15:58,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-12-13 16:15:58,236 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-12-13 16:15:58,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-12-13 16:15:58,236 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_destroy_class [2022-12-13 16:15:58,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_destroy_class [2022-12-13 16:15:58,237 INFO L130 BoogieDeclarations]: Found specification of procedure adapter_delete_sq [2022-12-13 16:15:58,237 INFO L138 BoogieDeclarations]: Found implementation of procedure adapter_delete_sq [2022-12-13 16:15:58,237 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-12-13 16:15:58,237 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-12-13 16:15:58,237 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msix [2022-12-13 16:15:58,237 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msix [2022-12-13 16:15:58,237 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR_OR_NULL [2022-12-13 16:15:58,237 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR_OR_NULL [2022-12-13 16:15:58,237 INFO L130 BoogieDeclarations]: Found specification of procedure blk_rq_pos [2022-12-13 16:15:58,237 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_rq_pos [2022-12-13 16:15:58,237 INFO L130 BoogieDeclarations]: Found specification of procedure __le64_to_cpup [2022-12-13 16:15:58,237 INFO L138 BoogieDeclarations]: Found implementation of procedure __le64_to_cpup [2022-12-13 16:15:58,237 INFO L130 BoogieDeclarations]: Found specification of procedure work_busy [2022-12-13 16:15:58,237 INFO L138 BoogieDeclarations]: Found implementation of procedure work_busy [2022-12-13 16:15:58,238 INFO L130 BoogieDeclarations]: Found specification of procedure adapter_async_del_queue [2022-12-13 16:15:58,238 INFO L138 BoogieDeclarations]: Found implementation of procedure adapter_async_del_queue [2022-12-13 16:15:58,238 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2022-12-13 16:15:58,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2022-12-13 16:15:58,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-13 16:15:58,238 INFO L130 BoogieDeclarations]: Found specification of procedure __unregister_chrdev [2022-12-13 16:15:58,238 INFO L138 BoogieDeclarations]: Found implementation of procedure __unregister_chrdev [2022-12-13 16:15:58,238 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-12-13 16:15:58,238 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-12-13 16:15:58,238 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-12-13 16:15:58,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-12-13 16:15:58,238 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2022-12-13 16:15:58,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2022-12-13 16:15:58,238 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_user_cmd [2022-12-13 16:15:58,238 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_user_cmd [2022-12-13 16:15:58,239 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2022-12-13 16:15:58,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2022-12-13 16:15:58,239 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_block_nr [2022-12-13 16:15:58,239 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_block_nr [2022-12-13 16:15:58,239 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-12-13 16:15:58,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-12-13 16:15:58,239 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2022-12-13 16:15:58,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2022-12-13 16:15:58,239 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_reset_workfn [2022-12-13 16:15:58,239 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_reset_workfn [2022-12-13 16:15:58,239 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_weight [2022-12-13 16:15:58,239 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_weight [2022-12-13 16:15:58,239 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_105 [2022-12-13 16:15:58,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_105 [2022-12-13 16:15:58,239 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-13 16:15:58,239 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-13 16:15:58,240 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_submit_sync_cmd [2022-12-13 16:15:58,240 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_submit_sync_cmd [2022-12-13 16:15:58,240 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_dev_shutdown [2022-12-13 16:15:58,240 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_dev_shutdown [2022-12-13 16:15:58,240 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-12-13 16:15:58,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-12-13 16:15:58,240 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_npages [2022-12-13 16:15:58,240 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_npages [2022-12-13 16:15:58,240 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-12-13 16:15:58,240 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-12-13 16:15:58,240 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2022-12-13 16:15:58,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2022-12-13 16:15:58,240 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_map_user_pages [2022-12-13 16:15:58,240 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_map_user_pages [2022-12-13 16:15:58,241 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_dev_remove [2022-12-13 16:15:58,241 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_dev_remove [2022-12-13 16:15:58,241 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2022-12-13 16:15:58,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2022-12-13 16:15:58,241 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_ioctl [2022-12-13 16:15:58,241 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_ioctl [2022-12-13 16:15:58,241 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2022-12-13 16:15:58,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2022-12-13 16:15:58,241 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_release_prp_pools [2022-12-13 16:15:58,241 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_release_prp_pools [2022-12-13 16:15:58,241 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_trans_mode_page_create [2022-12-13 16:15:58,241 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_trans_mode_page_create [2022-12-13 16:15:58,241 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask_and_coherent [2022-12-13 16:15:58,241 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask_and_coherent [2022-12-13 16:15:58,241 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2022-12-13 16:15:58,241 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2022-12-13 16:15:58,242 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_trans_send_fw_cmd [2022-12-13 16:15:58,242 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_trans_send_fw_cmd [2022-12-13 16:15:58,242 INFO L130 BoogieDeclarations]: Found specification of procedure __le32_to_cpup [2022-12-13 16:15:58,242 INFO L138 BoogieDeclarations]: Found implementation of procedure __le32_to_cpup [2022-12-13 16:15:58,242 INFO L130 BoogieDeclarations]: Found specification of procedure iod_init [2022-12-13 16:15:58,242 INFO L138 BoogieDeclarations]: Found implementation of procedure iod_init [2022-12-13 16:15:58,242 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_dev_reset [2022-12-13 16:15:58,242 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_dev_reset [2022-12-13 16:15:58,242 INFO L130 BoogieDeclarations]: Found specification of procedure __set_bit [2022-12-13 16:15:58,242 INFO L138 BoogieDeclarations]: Found implementation of procedure __set_bit [2022-12-13 16:15:58,242 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab64 [2022-12-13 16:15:58,242 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab64 [2022-12-13 16:15:58,242 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2022-12-13 16:15:58,242 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2022-12-13 16:15:58,242 INFO L130 BoogieDeclarations]: Found specification of procedure queue_logical_block_size [2022-12-13 16:15:58,243 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_logical_block_size [2022-12-13 16:15:58,243 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_suspend_queue [2022-12-13 16:15:58,243 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_suspend_queue [2022-12-13 16:15:58,243 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-12-13 16:15:58,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-12-13 16:15:58,243 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-12-13 16:15:58,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-12-13 16:15:58,243 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_trans_completion [2022-12-13 16:15:58,243 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_trans_completion [2022-12-13 16:15:58,243 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-12-13 16:15:58,243 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-12-13 16:15:58,243 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_set_features [2022-12-13 16:15:58,243 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_set_features [2022-12-13 16:15:58,243 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-12-13 16:15:58,243 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-12-13 16:15:58,244 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 16:15:58,244 INFO L130 BoogieDeclarations]: Found specification of procedure readq [2022-12-13 16:15:58,244 INFO L138 BoogieDeclarations]: Found implementation of procedure readq [2022-12-13 16:15:58,244 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2022-12-13 16:15:58,244 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2022-12-13 16:15:58,244 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2022-12-13 16:15:59,234 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 16:15:59,238 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 16:16:12,645 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-12-13 16:16:34,817 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 16:16:34,833 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 16:16:34,833 INFO L300 CfgBuilder]: Removed 11 assume(true) statements. [2022-12-13 16:16:34,836 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 04:16:34 BoogieIcfgContainer [2022-12-13 16:16:34,837 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 16:16:34,838 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 16:16:34,838 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 16:16:34,840 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 16:16:34,840 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 04:15:49" (1/3) ... [2022-12-13 16:16:34,841 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a3b7863 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 04:16:34, skipping insertion in model container [2022-12-13 16:16:34,841 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:15:56" (2/3) ... [2022-12-13 16:16:34,841 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a3b7863 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 04:16:34, skipping insertion in model container [2022-12-13 16:16:34,841 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 04:16:34" (3/3) ... [2022-12-13 16:16:34,842 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--block--nvme.ko.cil.i [2022-12-13 16:16:34,854 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 16:16:34,854 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 36 error locations. [2022-12-13 16:16:34,937 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 16:16:34,941 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=PETRI_NET, 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;@5c540f5a, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 16:16:34,941 INFO L358 AbstractCegarLoop]: Starting to check reachability of 36 error locations. [2022-12-13 16:16:34,952 INFO L276 IsEmpty]: Start isEmpty. Operand has 4351 states, 2997 states have (on average 1.3039706373039706) internal successors, (3908), 3104 states have internal predecessors, (3908), 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) [2022-12-13 16:16:34,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-12-13 16:16:34,959 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:16:34,960 INFO L195 NwaCegarLoop]: trace histogram [3, 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] [2022-12-13 16:16:34,960 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)] === [2022-12-13 16:16:34,963 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:16:34,963 INFO L85 PathProgramCache]: Analyzing trace with hash 187653141, now seen corresponding path program 1 times [2022-12-13 16:16:34,970 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:16:34,970 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2090444930] [2022-12-13 16:16:34,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:16:34,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:16:35,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:16:35,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 16:16:35,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:16:35,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 16:16:35,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:16:35,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-12-13 16:16:35,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:16:35,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-12-13 16:16:35,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:16:35,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:16:35,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:16:35,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-12-13 16:16:35,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:16:35,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-12-13 16:16:35,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:16:35,642 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-13 16:16:35,642 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 16:16:35,642 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2090444930] [2022-12-13 16:16:35,643 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2090444930] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 16:16:35,643 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 16:16:35,643 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 16:16:35,644 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1476885973] [2022-12-13 16:16:35,644 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 16:16:35,647 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 16:16:35,648 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 16:16:35,669 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 16:16:35,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 16:16:35,678 INFO L87 Difference]: Start difference. First operand has 4351 states, 2997 states have (on average 1.3039706373039706) internal successors, (3908), 3104 states have internal predecessors, (3908), 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 6 states, 6 states have (on average 5.0) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (8), 4 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-12-13 16:16:41,962 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 [] [2022-12-13 16:16:45,384 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 16:16:47,462 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 16:16:49,523 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 [] [2022-12-13 16:17:27,341 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 16:17:27,341 INFO L93 Difference]: Finished difference Result 12747 states and 18460 transitions. [2022-12-13 16:17:27,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-12-13 16:17:27,343 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.0) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (8), 4 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 51 [2022-12-13 16:17:27,343 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 16:17:27,389 INFO L225 Difference]: With dead ends: 12747 [2022-12-13 16:17:27,389 INFO L226 Difference]: Without dead ends: 8402 [2022-12-13 16:17:27,419 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-12-13 16:17:27,421 INFO L413 NwaCegarLoop]: 1364 mSDtfsCounter, 16523 mSDsluCounter, 2877 mSDsCounter, 0 mSdLazyCounter, 18347 mSolverCounterSat, 8942 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 46.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16698 SdHoareTripleChecker+Valid, 4241 SdHoareTripleChecker+Invalid, 27293 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 8942 IncrementalHoareTripleChecker+Valid, 18347 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 50.2s IncrementalHoareTripleChecker+Time [2022-12-13 16:17:27,422 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [16698 Valid, 4241 Invalid, 27293 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [8942 Valid, 18347 Invalid, 4 Unknown, 0 Unchecked, 50.2s Time] [2022-12-13 16:17:27,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8402 states. [2022-12-13 16:17:27,733 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8402 to 8186. [2022-12-13 16:17:27,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8186 states, 5658 states have (on average 1.2783669141039236) internal successors, (7233), 5832 states have internal predecessors, (7233), 2017 states have call successors, (2017), 476 states have call predecessors, (2017), 475 states have return successors, (2074), 1995 states have call predecessors, (2074), 2015 states have call successors, (2074) [2022-12-13 16:17:27,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8186 states to 8186 states and 11324 transitions. [2022-12-13 16:17:27,791 INFO L78 Accepts]: Start accepts. Automaton has 8186 states and 11324 transitions. Word has length 51 [2022-12-13 16:17:27,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 16:17:27,791 INFO L495 AbstractCegarLoop]: Abstraction has 8186 states and 11324 transitions. [2022-12-13 16:17:27,791 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.0) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (8), 4 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-12-13 16:17:27,791 INFO L276 IsEmpty]: Start isEmpty. Operand 8186 states and 11324 transitions. [2022-12-13 16:17:27,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-12-13 16:17:27,793 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:17:27,794 INFO L195 NwaCegarLoop]: trace histogram [3, 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] [2022-12-13 16:17:27,794 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-13 16:17:27,794 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)] === [2022-12-13 16:17:27,794 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:17:27,794 INFO L85 PathProgramCache]: Analyzing trace with hash 572389459, now seen corresponding path program 1 times [2022-12-13 16:17:27,794 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:17:27,794 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1452408123] [2022-12-13 16:17:27,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:17:27,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:17:27,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:17:28,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 16:17:28,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:17:28,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 16:17:28,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:17:28,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-12-13 16:17:28,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:17:28,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-12-13 16:17:28,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:17:28,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:17:28,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:17:28,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-12-13 16:17:28,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:17:28,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-12-13 16:17:28,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:17:28,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 16:17:28,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:17:28,158 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-13 16:17:28,158 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 16:17:28,158 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1452408123] [2022-12-13 16:17:28,158 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1452408123] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 16:17:28,158 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 16:17:28,158 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 16:17:28,158 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [195938582] [2022-12-13 16:17:28,158 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 16:17:28,159 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 16:17:28,159 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 16:17:28,160 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 16:17:28,160 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 16:17:28,160 INFO L87 Difference]: Start difference. First operand 8186 states and 11324 transitions. Second operand has 6 states, 6 states have (on average 5.666666666666667) internal successors, (34), 4 states have internal predecessors, (34), 2 states have call successors, (9), 4 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-12-13 16:17:34,482 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 [] [2022-12-13 16:17:37,805 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 16:17:39,883 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 16:17:41,918 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 16:18:05,995 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 16:18:22,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 16:18:22,224 INFO L93 Difference]: Finished difference Result 16229 states and 22660 transitions. [2022-12-13 16:18:22,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-12-13 16:18:22,225 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.666666666666667) internal successors, (34), 4 states have internal predecessors, (34), 2 states have call successors, (9), 4 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 57 [2022-12-13 16:18:22,225 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 16:18:22,282 INFO L225 Difference]: With dead ends: 16229 [2022-12-13 16:18:22,282 INFO L226 Difference]: Without dead ends: 16227 [2022-12-13 16:18:22,287 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-12-13 16:18:22,288 INFO L413 NwaCegarLoop]: 1150 mSDtfsCounter, 16182 mSDsluCounter, 2351 mSDsCounter, 0 mSdLazyCounter, 18674 mSolverCounterSat, 8955 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 48.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16364 SdHoareTripleChecker+Valid, 3501 SdHoareTripleChecker+Invalid, 27633 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 8955 IncrementalHoareTripleChecker+Valid, 18674 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 52.7s IncrementalHoareTripleChecker+Time [2022-12-13 16:18:22,288 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [16364 Valid, 3501 Invalid, 27633 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [8955 Valid, 18674 Invalid, 4 Unknown, 0 Unchecked, 52.7s Time] [2022-12-13 16:18:22,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16227 states. [2022-12-13 16:18:22,754 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16227 to 16007. [2022-12-13 16:18:22,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16007 states, 11081 states have (on average 1.2800288782600848) internal successors, (14184), 11395 states have internal predecessors, (14184), 3957 states have call successors, (3957), 934 states have call predecessors, (3957), 933 states have return successors, (4288), 3909 states have call predecessors, (4288), 3955 states have call successors, (4288) [2022-12-13 16:18:22,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16007 states to 16007 states and 22429 transitions. [2022-12-13 16:18:22,846 INFO L78 Accepts]: Start accepts. Automaton has 16007 states and 22429 transitions. Word has length 57 [2022-12-13 16:18:22,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 16:18:22,846 INFO L495 AbstractCegarLoop]: Abstraction has 16007 states and 22429 transitions. [2022-12-13 16:18:22,846 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.666666666666667) internal successors, (34), 4 states have internal predecessors, (34), 2 states have call successors, (9), 4 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-12-13 16:18:22,846 INFO L276 IsEmpty]: Start isEmpty. Operand 16007 states and 22429 transitions. [2022-12-13 16:18:22,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-12-13 16:18:22,847 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:18:22,848 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 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] [2022-12-13 16:18:22,848 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-13 16:18:22,848 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)] === [2022-12-13 16:18:22,848 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:18:22,848 INFO L85 PathProgramCache]: Analyzing trace with hash 1755327601, now seen corresponding path program 1 times [2022-12-13 16:18:22,849 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:18:22,849 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2102906533] [2022-12-13 16:18:22,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:18:22,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:18:22,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:18:23,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 16:18:23,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:18:23,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-12-13 16:18:23,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:18:23,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-12-13 16:18:23,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:18:23,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-12-13 16:18:23,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:18:23,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:18:23,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:18:23,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-12-13 16:18:23,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:18:23,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-12-13 16:18:23,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:18:23,252 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-12-13 16:18:23,253 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 16:18:23,253 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2102906533] [2022-12-13 16:18:23,253 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2102906533] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 16:18:23,253 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 16:18:23,253 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 16:18:23,253 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [997991571] [2022-12-13 16:18:23,253 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 16:18:23,253 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 16:18:23,254 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 16:18:23,254 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 16:18:23,254 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 16:18:23,254 INFO L87 Difference]: Start difference. First operand 16007 states and 22429 transitions. Second operand has 6 states, 6 states have (on average 6.0) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-12-13 16:18:44,035 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 16:18:44,035 INFO L93 Difference]: Finished difference Result 27777 states and 39413 transitions. [2022-12-13 16:18:44,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 16:18:44,036 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (8), 3 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 59 [2022-12-13 16:18:44,036 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 16:18:44,141 INFO L225 Difference]: With dead ends: 27777 [2022-12-13 16:18:44,141 INFO L226 Difference]: Without dead ends: 27775 [2022-12-13 16:18:44,154 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-12-13 16:18:44,154 INFO L413 NwaCegarLoop]: 5288 mSDtfsCounter, 7797 mSDsluCounter, 13558 mSDsCounter, 0 mSdLazyCounter, 9955 mSolverCounterSat, 2561 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8604 SdHoareTripleChecker+Valid, 18846 SdHoareTripleChecker+Invalid, 12516 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 2561 IncrementalHoareTripleChecker+Valid, 9955 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.3s IncrementalHoareTripleChecker+Time [2022-12-13 16:18:44,155 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8604 Valid, 18846 Invalid, 12516 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [2561 Valid, 9955 Invalid, 0 Unknown, 0 Unchecked, 19.3s Time] [2022-12-13 16:18:44,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27775 states. [2022-12-13 16:18:45,021 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27775 to 25752. [2022-12-13 16:18:45,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25752 states, 17578 states have (on average 1.2586187279553989) internal successors, (22124), 18083 states have internal predecessors, (22124), 6418 states have call successors, (6418), 1688 states have call predecessors, (6418), 1721 states have return successors, (7348), 6364 states have call predecessors, (7348), 6416 states have call successors, (7348) [2022-12-13 16:18:45,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25752 states to 25752 states and 35890 transitions. [2022-12-13 16:18:45,152 INFO L78 Accepts]: Start accepts. Automaton has 25752 states and 35890 transitions. Word has length 59 [2022-12-13 16:18:45,152 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 16:18:45,152 INFO L495 AbstractCegarLoop]: Abstraction has 25752 states and 35890 transitions. [2022-12-13 16:18:45,153 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-12-13 16:18:45,153 INFO L276 IsEmpty]: Start isEmpty. Operand 25752 states and 35890 transitions. [2022-12-13 16:18:45,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-12-13 16:18:45,154 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:18:45,154 INFO L195 NwaCegarLoop]: trace histogram [3, 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] [2022-12-13 16:18:45,154 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-13 16:18:45,154 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)] === [2022-12-13 16:18:45,155 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:18:45,155 INFO L85 PathProgramCache]: Analyzing trace with hash -1313276679, now seen corresponding path program 1 times [2022-12-13 16:18:45,155 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:18:45,155 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [51503681] [2022-12-13 16:18:45,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:18:45,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:18:45,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:18:45,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 16:18:45,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:18:45,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 16:18:45,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:18:45,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-12-13 16:18:45,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:18:45,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-12-13 16:18:45,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:18:45,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:18:45,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:18:45,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-12-13 16:18:45,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:18:45,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-12-13 16:18:45,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:18:45,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 16:18:45,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:18:45,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-12-13 16:18:45,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:18:45,463 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-13 16:18:45,464 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 16:18:45,464 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [51503681] [2022-12-13 16:18:45,464 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [51503681] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 16:18:45,464 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 16:18:45,464 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 16:18:45,464 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [282268008] [2022-12-13 16:18:45,464 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 16:18:45,464 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 16:18:45,464 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 16:18:45,465 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 16:18:45,465 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 16:18:45,465 INFO L87 Difference]: Start difference. First operand 25752 states and 35890 transitions. Second operand has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (10), 4 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-12-13 16:18:51,311 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 16:18:54,407 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 16:18:56,465 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 16:18:58,498 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 16:19:23,344 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 16:19:23,344 INFO L93 Difference]: Finished difference Result 27146 states and 37538 transitions. [2022-12-13 16:19:23,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 16:19:23,345 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (10), 4 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 63 [2022-12-13 16:19:23,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 16:19:23,421 INFO L225 Difference]: With dead ends: 27146 [2022-12-13 16:19:23,421 INFO L226 Difference]: Without dead ends: 27144 [2022-12-13 16:19:23,432 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2022-12-13 16:19:23,433 INFO L413 NwaCegarLoop]: 906 mSDtfsCounter, 10953 mSDsluCounter, 1657 mSDsCounter, 0 mSdLazyCounter, 12431 mSolverCounterSat, 5840 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 33.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11130 SdHoareTripleChecker+Valid, 2563 SdHoareTripleChecker+Invalid, 18275 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5840 IncrementalHoareTripleChecker+Valid, 12431 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 36.2s IncrementalHoareTripleChecker+Time [2022-12-13 16:19:23,433 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11130 Valid, 2563 Invalid, 18275 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5840 Valid, 12431 Invalid, 4 Unknown, 0 Unchecked, 36.2s Time] [2022-12-13 16:19:23,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27144 states. [2022-12-13 16:19:24,314 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27144 to 27138. [2022-12-13 16:19:24,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27138 states, 18511 states have (on average 1.2544973259143213) internal successors, (23222), 19031 states have internal predecessors, (23222), 6688 states have call successors, (6688), 1870 states have call predecessors, (6688), 1905 states have return successors, (7623), 6634 states have call predecessors, (7623), 6686 states have call successors, (7623) [2022-12-13 16:19:24,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27138 states to 27138 states and 37533 transitions. [2022-12-13 16:19:24,437 INFO L78 Accepts]: Start accepts. Automaton has 27138 states and 37533 transitions. Word has length 63 [2022-12-13 16:19:24,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 16:19:24,437 INFO L495 AbstractCegarLoop]: Abstraction has 27138 states and 37533 transitions. [2022-12-13 16:19:24,437 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (10), 4 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-12-13 16:19:24,437 INFO L276 IsEmpty]: Start isEmpty. Operand 27138 states and 37533 transitions. [2022-12-13 16:19:24,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-12-13 16:19:24,438 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:19:24,438 INFO L195 NwaCegarLoop]: trace histogram [3, 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] [2022-12-13 16:19:24,438 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-13 16:19:24,439 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)] === [2022-12-13 16:19:24,439 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:19:24,439 INFO L85 PathProgramCache]: Analyzing trace with hash 859717661, now seen corresponding path program 1 times [2022-12-13 16:19:24,439 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:19:24,439 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [907484796] [2022-12-13 16:19:24,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:19:24,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:19:24,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:19:24,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 16:19:24,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:19:24,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 16:19:24,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:19:24,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-12-13 16:19:24,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:19:24,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-12-13 16:19:24,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:19:24,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:19:24,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:19:24,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-12-13 16:19:24,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:19:24,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-12-13 16:19:24,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:19:24,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 16:19:24,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:19:24,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-12-13 16:19:24,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:19:24,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-12-13 16:19:24,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:19:24,712 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-13 16:19:24,712 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 16:19:24,712 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [907484796] [2022-12-13 16:19:24,712 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [907484796] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 16:19:24,713 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 16:19:24,713 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 16:19:24,713 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [586766320] [2022-12-13 16:19:24,713 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 16:19:24,713 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 16:19:24,713 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 16:19:24,713 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 16:19:24,713 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 16:19:24,714 INFO L87 Difference]: Start difference. First operand 27138 states and 37533 transitions. Second operand has 6 states, 6 states have (on average 7.0) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-12-13 16:19:30,348 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 16:19:33,308 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 16:19:35,382 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 16:19:37,443 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 16:20:01,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 16:20:01,102 INFO L93 Difference]: Finished difference Result 27144 states and 37536 transitions. [2022-12-13 16:20:01,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 16:20:01,103 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (11), 4 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 69 [2022-12-13 16:20:01,103 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 16:20:01,194 INFO L225 Difference]: With dead ends: 27144 [2022-12-13 16:20:01,194 INFO L226 Difference]: Without dead ends: 27142 [2022-12-13 16:20:01,205 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2022-12-13 16:20:01,206 INFO L413 NwaCegarLoop]: 906 mSDtfsCounter, 10948 mSDsluCounter, 1657 mSDsCounter, 0 mSdLazyCounter, 12427 mSolverCounterSat, 5812 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 32.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11151 SdHoareTripleChecker+Valid, 2563 SdHoareTripleChecker+Invalid, 18243 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5812 IncrementalHoareTripleChecker+Valid, 12427 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 34.8s IncrementalHoareTripleChecker+Time [2022-12-13 16:20:01,206 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11151 Valid, 2563 Invalid, 18243 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5812 Valid, 12427 Invalid, 4 Unknown, 0 Unchecked, 34.8s Time] [2022-12-13 16:20:01,226 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27142 states. [2022-12-13 16:20:02,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27142 to 27136. [2022-12-13 16:20:02,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27136 states, 18510 states have (on average 1.2544570502431118) internal successors, (23220), 19029 states have internal predecessors, (23220), 6688 states have call successors, (6688), 1870 states have call predecessors, (6688), 1905 states have return successors, (7623), 6634 states have call predecessors, (7623), 6686 states have call successors, (7623) [2022-12-13 16:20:02,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27136 states to 27136 states and 37531 transitions. [2022-12-13 16:20:02,285 INFO L78 Accepts]: Start accepts. Automaton has 27136 states and 37531 transitions. Word has length 69 [2022-12-13 16:20:02,286 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 16:20:02,286 INFO L495 AbstractCegarLoop]: Abstraction has 27136 states and 37531 transitions. [2022-12-13 16:20:02,286 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-12-13 16:20:02,286 INFO L276 IsEmpty]: Start isEmpty. Operand 27136 states and 37531 transitions. [2022-12-13 16:20:02,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-12-13 16:20:02,287 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:20:02,287 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 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] [2022-12-13 16:20:02,287 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-12-13 16:20:02,287 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)] === [2022-12-13 16:20:02,287 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:20:02,287 INFO L85 PathProgramCache]: Analyzing trace with hash 249916027, now seen corresponding path program 1 times [2022-12-13 16:20:02,287 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:20:02,288 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [544452017] [2022-12-13 16:20:02,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:20:02,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:20:02,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:20:02,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 16:20:02,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:20:02,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-12-13 16:20:02,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:20:02,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-12-13 16:20:02,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:20:02,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-12-13 16:20:02,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:20:02,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:20:02,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:20:02,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-12-13 16:20:02,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:20:02,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-12-13 16:20:02,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:20:02,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-12-13 16:20:02,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:20:02,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-12-13 16:20:02,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:20:02,571 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-12-13 16:20:02,571 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 16:20:02,572 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [544452017] [2022-12-13 16:20:02,572 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [544452017] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 16:20:02,572 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 16:20:02,572 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 16:20:02,572 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [679254365] [2022-12-13 16:20:02,572 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 16:20:02,572 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 16:20:02,572 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 16:20:02,573 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 16:20:02,573 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 16:20:02,573 INFO L87 Difference]: Start difference. First operand 27136 states and 37531 transitions. Second operand has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-12-13 16:20:16,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 16:20:16,358 INFO L93 Difference]: Finished difference Result 28810 states and 40660 transitions. [2022-12-13 16:20:16,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 16:20:16,358 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (10), 3 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 72 [2022-12-13 16:20:16,359 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 16:20:16,442 INFO L225 Difference]: With dead ends: 28810 [2022-12-13 16:20:16,442 INFO L226 Difference]: Without dead ends: 28808 [2022-12-13 16:20:16,454 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-12-13 16:20:16,455 INFO L413 NwaCegarLoop]: 4548 mSDtfsCounter, 6571 mSDsluCounter, 10566 mSDsCounter, 0 mSdLazyCounter, 6380 mSolverCounterSat, 2012 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7156 SdHoareTripleChecker+Valid, 15114 SdHoareTripleChecker+Invalid, 8392 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2012 IncrementalHoareTripleChecker+Valid, 6380 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.0s IncrementalHoareTripleChecker+Time [2022-12-13 16:20:16,455 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7156 Valid, 15114 Invalid, 8392 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2012 Valid, 6380 Invalid, 0 Unknown, 0 Unchecked, 12.0s Time] [2022-12-13 16:20:16,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28808 states. [2022-12-13 16:20:17,549 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28808 to 27134. [2022-12-13 16:20:17,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27134 states, 18509 states have (on average 1.2540385758279755) internal successors, (23211), 19027 states have internal predecessors, (23211), 6688 states have call successors, (6688), 1870 states have call predecessors, (6688), 1905 states have return successors, (7623), 6634 states have call predecessors, (7623), 6686 states have call successors, (7623) [2022-12-13 16:20:17,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27134 states to 27134 states and 37522 transitions. [2022-12-13 16:20:17,664 INFO L78 Accepts]: Start accepts. Automaton has 27134 states and 37522 transitions. Word has length 72 [2022-12-13 16:20:17,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 16:20:17,664 INFO L495 AbstractCegarLoop]: Abstraction has 27134 states and 37522 transitions. [2022-12-13 16:20:17,665 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-12-13 16:20:17,665 INFO L276 IsEmpty]: Start isEmpty. Operand 27134 states and 37522 transitions. [2022-12-13 16:20:17,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-12-13 16:20:17,666 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:20:17,666 INFO L195 NwaCegarLoop]: trace histogram [3, 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] [2022-12-13 16:20:17,666 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-12-13 16:20:17,666 INFO L420 AbstractCegarLoop]: === Iteration 7 === 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)] === [2022-12-13 16:20:17,666 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:20:17,666 INFO L85 PathProgramCache]: Analyzing trace with hash -1544774406, now seen corresponding path program 1 times [2022-12-13 16:20:17,666 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:20:17,666 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [546970338] [2022-12-13 16:20:17,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:20:17,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:20:17,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:20:17,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 16:20:17,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:20:17,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 16:20:17,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:20:17,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-12-13 16:20:17,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:20:17,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-12-13 16:20:17,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:20:17,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:20:17,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:20:17,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-12-13 16:20:17,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:20:17,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-12-13 16:20:17,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:20:17,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 16:20:17,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:20:17,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-12-13 16:20:17,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:20:17,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-12-13 16:20:17,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:20:17,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-12-13 16:20:17,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:20:17,943 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-13 16:20:17,943 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 16:20:17,944 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [546970338] [2022-12-13 16:20:17,944 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [546970338] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 16:20:17,944 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 16:20:17,944 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 16:20:17,944 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1217511466] [2022-12-13 16:20:17,944 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 16:20:17,944 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 16:20:17,944 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 16:20:17,945 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 16:20:17,945 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 16:20:17,945 INFO L87 Difference]: Start difference. First operand 27134 states and 37522 transitions. Second operand has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 4 states have internal predecessors, (46), 2 states have call successors, (12), 4 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-12-13 16:20:24,562 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 16:20:27,600 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 16:20:29,696 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 16:20:31,774 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 16:21:02,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 16:21:02,054 INFO L93 Difference]: Finished difference Result 27541 states and 37991 transitions. [2022-12-13 16:21:02,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-12-13 16:21:02,054 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 4 states have internal predecessors, (46), 2 states have call successors, (12), 4 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 75 [2022-12-13 16:21:02,054 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 16:21:02,122 INFO L225 Difference]: With dead ends: 27541 [2022-12-13 16:21:02,122 INFO L226 Difference]: Without dead ends: 27539 [2022-12-13 16:21:02,130 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-12-13 16:21:02,131 INFO L413 NwaCegarLoop]: 1285 mSDtfsCounter, 13240 mSDsluCounter, 2688 mSDsCounter, 0 mSdLazyCounter, 15647 mSolverCounterSat, 7315 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 38.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13440 SdHoareTripleChecker+Valid, 3973 SdHoareTripleChecker+Invalid, 22966 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 7315 IncrementalHoareTripleChecker+Valid, 15647 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 42.0s IncrementalHoareTripleChecker+Time [2022-12-13 16:21:02,131 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13440 Valid, 3973 Invalid, 22966 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [7315 Valid, 15647 Invalid, 4 Unknown, 0 Unchecked, 42.0s Time] [2022-12-13 16:21:02,151 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27539 states. [2022-12-13 16:21:03,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27539 to 27365. [2022-12-13 16:21:03,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27365 states, 18713 states have (on average 1.2539945492438411) internal successors, (23466), 19231 states have internal predecessors, (23466), 6706 states have call successors, (6706), 1879 states have call predecessors, (6706), 1914 states have return successors, (7641), 6652 states have call predecessors, (7641), 6704 states have call successors, (7641) [2022-12-13 16:21:03,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27365 states to 27365 states and 37813 transitions. [2022-12-13 16:21:03,301 INFO L78 Accepts]: Start accepts. Automaton has 27365 states and 37813 transitions. Word has length 75 [2022-12-13 16:21:03,301 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 16:21:03,301 INFO L495 AbstractCegarLoop]: Abstraction has 27365 states and 37813 transitions. [2022-12-13 16:21:03,301 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 4 states have internal predecessors, (46), 2 states have call successors, (12), 4 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-12-13 16:21:03,301 INFO L276 IsEmpty]: Start isEmpty. Operand 27365 states and 37813 transitions. [2022-12-13 16:21:03,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-12-13 16:21:03,302 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:21:03,302 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 16:21:03,302 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-12-13 16:21:03,302 INFO L420 AbstractCegarLoop]: === Iteration 8 === 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)] === [2022-12-13 16:21:03,303 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:21:03,303 INFO L85 PathProgramCache]: Analyzing trace with hash -1019042341, now seen corresponding path program 1 times [2022-12-13 16:21:03,303 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:21:03,303 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [548501535] [2022-12-13 16:21:03,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:21:03,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:21:03,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:21:03,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 16:21:03,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:21:03,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 16:21:03,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:21:03,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-12-13 16:21:03,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:21:03,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-12-13 16:21:03,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:21:03,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:21:03,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:21:03,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-12-13 16:21:03,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:21:03,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-12-13 16:21:03,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:21:03,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-12-13 16:21:03,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:21:03,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-12-13 16:21:03,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:21:03,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-12-13 16:21:03,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:21:03,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 16:21:03,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:21:04,001 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-12-13 16:21:04,001 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 16:21:04,002 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [548501535] [2022-12-13 16:21:04,002 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [548501535] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 16:21:04,002 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 16:21:04,002 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-12-13 16:21:04,002 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1004468706] [2022-12-13 16:21:04,002 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 16:21:04,002 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-12-13 16:21:04,002 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 16:21:04,003 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-12-13 16:21:04,003 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-12-13 16:21:04,003 INFO L87 Difference]: Start difference. First operand 27365 states and 37813 transitions. Second operand has 8 states, 7 states have (on average 6.571428571428571) internal successors, (46), 5 states have internal predecessors, (46), 4 states have call successors, (12), 4 states have call predecessors, (12), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2022-12-13 16:21:13,258 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 16:21:16,886 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 16:21:19,000 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 16:21:21,095 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 16:21:36,933 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 [] [2022-12-13 16:22:10,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 16:22:10,910 INFO L93 Difference]: Finished difference Result 36963 states and 50628 transitions. [2022-12-13 16:22:10,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-12-13 16:22:10,911 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 6.571428571428571) internal successors, (46), 5 states have internal predecessors, (46), 4 states have call successors, (12), 4 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 77 [2022-12-13 16:22:10,911 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 16:22:11,003 INFO L225 Difference]: With dead ends: 36963 [2022-12-13 16:22:11,003 INFO L226 Difference]: Without dead ends: 36448 [2022-12-13 16:22:11,015 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=59, Invalid=151, Unknown=0, NotChecked=0, Total=210 [2022-12-13 16:22:11,015 INFO L413 NwaCegarLoop]: 982 mSDtfsCounter, 13008 mSDsluCounter, 3567 mSDsCounter, 0 mSdLazyCounter, 27585 mSolverCounterSat, 7370 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 58.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13120 SdHoareTripleChecker+Valid, 4549 SdHoareTripleChecker+Invalid, 34959 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 7370 IncrementalHoareTripleChecker+Valid, 27585 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 63.9s IncrementalHoareTripleChecker+Time [2022-12-13 16:22:11,016 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13120 Valid, 4549 Invalid, 34959 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [7370 Valid, 27585 Invalid, 4 Unknown, 0 Unchecked, 63.9s Time] [2022-12-13 16:22:11,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36448 states. [2022-12-13 16:22:12,527 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36448 to 36046. [2022-12-13 16:22:12,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36046 states, 24529 states have (on average 1.2466060581352685) internal successors, (30578), 25202 states have internal predecessors, (30578), 8817 states have call successors, (8817), 2617 states have call predecessors, (8817), 2668 states have return successors, (10164), 8740 states have call predecessors, (10164), 8815 states have call successors, (10164) [2022-12-13 16:22:12,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36046 states to 36046 states and 49559 transitions. [2022-12-13 16:22:12,683 INFO L78 Accepts]: Start accepts. Automaton has 36046 states and 49559 transitions. Word has length 77 [2022-12-13 16:22:12,683 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 16:22:12,683 INFO L495 AbstractCegarLoop]: Abstraction has 36046 states and 49559 transitions. [2022-12-13 16:22:12,683 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 6.571428571428571) internal successors, (46), 5 states have internal predecessors, (46), 4 states have call successors, (12), 4 states have call predecessors, (12), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2022-12-13 16:22:12,683 INFO L276 IsEmpty]: Start isEmpty. Operand 36046 states and 49559 transitions. [2022-12-13 16:22:12,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-12-13 16:22:12,684 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:22:12,684 INFO L195 NwaCegarLoop]: trace histogram [3, 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] [2022-12-13 16:22:12,684 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-12-13 16:22:12,684 INFO L420 AbstractCegarLoop]: === Iteration 9 === 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)] === [2022-12-13 16:22:12,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:22:12,685 INFO L85 PathProgramCache]: Analyzing trace with hash 1469040025, now seen corresponding path program 1 times [2022-12-13 16:22:12,685 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:22:12,685 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [187474633] [2022-12-13 16:22:12,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:22:12,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:22:12,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:22:12,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 16:22:12,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:22:12,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 16:22:12,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:22:12,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-12-13 16:22:12,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:22:12,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-12-13 16:22:12,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:22:12,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:22:12,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:22:12,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-12-13 16:22:12,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:22:12,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-12-13 16:22:12,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:22:12,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 16:22:12,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:22:12,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-12-13 16:22:12,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:22:12,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-12-13 16:22:12,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:22:12,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-12-13 16:22:12,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:22:12,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-12-13 16:22:12,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:22:13,003 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-13 16:22:13,003 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 16:22:13,003 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [187474633] [2022-12-13 16:22:13,003 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [187474633] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 16:22:13,003 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 16:22:13,003 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 16:22:13,003 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1386347985] [2022-12-13 16:22:13,003 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 16:22:13,004 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 16:22:13,004 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 16:22:13,004 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 16:22:13,004 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 16:22:13,004 INFO L87 Difference]: Start difference. First operand 36046 states and 49559 transitions. Second operand has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (13), 4 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-12-13 16:22:18,715 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 [] [2022-12-13 16:22:21,565 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 16:22:23,663 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 16:22:25,773 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 16:22:34,470 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 16:22:51,821 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 16:22:51,821 INFO L93 Difference]: Finished difference Result 36052 states and 49562 transitions. [2022-12-13 16:22:51,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 16:22:51,821 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (13), 4 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 81 [2022-12-13 16:22:51,822 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 16:22:51,927 INFO L225 Difference]: With dead ends: 36052 [2022-12-13 16:22:51,927 INFO L226 Difference]: Without dead ends: 36050 [2022-12-13 16:22:51,939 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2022-12-13 16:22:51,939 INFO L413 NwaCegarLoop]: 906 mSDtfsCounter, 10936 mSDsluCounter, 1657 mSDsCounter, 0 mSdLazyCounter, 12419 mSolverCounterSat, 5812 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 33.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11137 SdHoareTripleChecker+Valid, 2563 SdHoareTripleChecker+Invalid, 18235 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5812 IncrementalHoareTripleChecker+Valid, 12419 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 36.3s IncrementalHoareTripleChecker+Time [2022-12-13 16:22:51,939 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11137 Valid, 2563 Invalid, 18235 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5812 Valid, 12419 Invalid, 4 Unknown, 0 Unchecked, 36.3s Time] [2022-12-13 16:22:51,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36050 states. [2022-12-13 16:22:53,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36050 to 36044. [2022-12-13 16:22:53,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36044 states, 24528 states have (on average 1.2465753424657535) internal successors, (30576), 25200 states have internal predecessors, (30576), 8817 states have call successors, (8817), 2617 states have call predecessors, (8817), 2668 states have return successors, (10164), 8740 states have call predecessors, (10164), 8815 states have call successors, (10164) [2022-12-13 16:22:54,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36044 states to 36044 states and 49557 transitions. [2022-12-13 16:22:54,164 INFO L78 Accepts]: Start accepts. Automaton has 36044 states and 49557 transitions. Word has length 81 [2022-12-13 16:22:54,164 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 16:22:54,164 INFO L495 AbstractCegarLoop]: Abstraction has 36044 states and 49557 transitions. [2022-12-13 16:22:54,164 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (13), 4 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-12-13 16:22:54,165 INFO L276 IsEmpty]: Start isEmpty. Operand 36044 states and 49557 transitions. [2022-12-13 16:22:54,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-12-13 16:22:54,166 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:22:54,166 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 16:22:54,166 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-12-13 16:22:54,166 INFO L420 AbstractCegarLoop]: === Iteration 10 === 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)] === [2022-12-13 16:22:54,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:22:54,166 INFO L85 PathProgramCache]: Analyzing trace with hash 670893829, now seen corresponding path program 1 times [2022-12-13 16:22:54,167 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:22:54,167 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [716155797] [2022-12-13 16:22:54,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:22:54,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:22:54,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:22:54,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 16:22:54,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:22:54,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 16:22:54,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:22:54,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-12-13 16:22:54,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:22:54,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-12-13 16:22:54,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:22:54,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:22:54,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:22:54,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-12-13 16:22:54,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:22:54,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-12-13 16:22:54,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:22:54,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-12-13 16:22:54,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:22:54,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-12-13 16:22:54,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:22:54,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-12-13 16:22:54,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:22:54,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-12-13 16:22:54,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:22:54,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-12-13 16:22:54,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:22:54,618 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-12-13 16:22:54,619 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 16:22:54,619 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [716155797] [2022-12-13 16:22:54,619 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [716155797] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 16:22:54,619 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 16:22:54,619 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-13 16:22:54,619 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1749057922] [2022-12-13 16:22:54,620 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 16:22:54,620 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-13 16:22:54,620 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 16:22:54,621 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 16:22:54,621 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-12-13 16:22:54,621 INFO L87 Difference]: Start difference. First operand 36044 states and 49557 transitions. Second operand has 7 states, 7 states have (on average 7.0) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (13), 5 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-12-13 16:23:01,095 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 16:23:04,327 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 16:23:06,422 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 16:23:08,465 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 16:23:35,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 16:23:35,069 INFO L93 Difference]: Finished difference Result 36082 states and 49604 transitions. [2022-12-13 16:23:35,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-12-13 16:23:35,069 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (13), 5 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 82 [2022-12-13 16:23:35,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 16:23:35,226 INFO L225 Difference]: With dead ends: 36082 [2022-12-13 16:23:35,226 INFO L226 Difference]: Without dead ends: 36080 [2022-12-13 16:23:35,236 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2022-12-13 16:23:35,236 INFO L413 NwaCegarLoop]: 908 mSDtfsCounter, 14463 mSDsluCounter, 2136 mSDsCounter, 0 mSdLazyCounter, 12639 mSolverCounterSat, 7908 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 34.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14666 SdHoareTripleChecker+Valid, 3044 SdHoareTripleChecker+Invalid, 20551 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 7908 IncrementalHoareTripleChecker+Valid, 12639 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 37.2s IncrementalHoareTripleChecker+Time [2022-12-13 16:23:35,237 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [14666 Valid, 3044 Invalid, 20551 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [7908 Valid, 12639 Invalid, 4 Unknown, 0 Unchecked, 37.2s Time] [2022-12-13 16:23:35,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36080 states. [2022-12-13 16:23:36,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36080 to 36050. [2022-12-13 16:23:36,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36050 states, 24531 states have (on average 1.2460560107618932) internal successors, (30567), 25206 states have internal predecessors, (30567), 8817 states have call successors, (8817), 2617 states have call predecessors, (8817), 2672 states have return successors, (10172), 8740 states have call predecessors, (10172), 8815 states have call successors, (10172) [2022-12-13 16:23:37,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36050 states to 36050 states and 49556 transitions. [2022-12-13 16:23:37,104 INFO L78 Accepts]: Start accepts. Automaton has 36050 states and 49556 transitions. Word has length 82 [2022-12-13 16:23:37,104 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 16:23:37,104 INFO L495 AbstractCegarLoop]: Abstraction has 36050 states and 49556 transitions. [2022-12-13 16:23:37,104 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (13), 5 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-12-13 16:23:37,104 INFO L276 IsEmpty]: Start isEmpty. Operand 36050 states and 49556 transitions. [2022-12-13 16:23:37,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-12-13 16:23:37,105 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:23:37,105 INFO L195 NwaCegarLoop]: trace histogram [3, 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, 1, 1, 1, 1] [2022-12-13 16:23:37,106 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-12-13 16:23:37,106 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)] === [2022-12-13 16:23:37,106 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:23:37,106 INFO L85 PathProgramCache]: Analyzing trace with hash 473811106, now seen corresponding path program 1 times [2022-12-13 16:23:37,106 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:23:37,106 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1084043161] [2022-12-13 16:23:37,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:23:37,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:23:37,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:23:37,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 16:23:37,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:23:37,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 16:23:37,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:23:37,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-12-13 16:23:37,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:23:37,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-12-13 16:23:37,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:23:37,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:23:37,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:23:37,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-12-13 16:23:37,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:23:37,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-12-13 16:23:37,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:23:37,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 16:23:37,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:23:37,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-12-13 16:23:37,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:23:37,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-12-13 16:23:37,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:23:37,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-12-13 16:23:37,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:23:37,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-12-13 16:23:37,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:23:37,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-12-13 16:23:37,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:23:37,455 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-13 16:23:37,455 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 16:23:37,456 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1084043161] [2022-12-13 16:23:37,456 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1084043161] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 16:23:37,456 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 16:23:37,456 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 16:23:37,456 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [273662225] [2022-12-13 16:23:37,456 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 16:23:37,456 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 16:23:37,456 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 16:23:37,456 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 16:23:37,456 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 16:23:37,457 INFO L87 Difference]: Start difference. First operand 36050 states and 49556 transitions. Second operand has 6 states, 6 states have (on average 9.0) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (14), 4 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-13 16:23:43,627 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 16:23:46,605 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 16:23:48,689 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 16:23:50,764 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 16:24:16,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 16:24:16,286 INFO L93 Difference]: Finished difference Result 36056 states and 49559 transitions. [2022-12-13 16:24:16,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 16:24:16,286 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (14), 4 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 87 [2022-12-13 16:24:16,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 16:24:16,385 INFO L225 Difference]: With dead ends: 36056 [2022-12-13 16:24:16,385 INFO L226 Difference]: Without dead ends: 36054 [2022-12-13 16:24:16,398 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2022-12-13 16:24:16,399 INFO L413 NwaCegarLoop]: 906 mSDtfsCounter, 10924 mSDsluCounter, 1657 mSDsCounter, 0 mSdLazyCounter, 12411 mSolverCounterSat, 5812 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 33.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11124 SdHoareTripleChecker+Valid, 2563 SdHoareTripleChecker+Invalid, 18227 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5812 IncrementalHoareTripleChecker+Valid, 12411 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 35.8s IncrementalHoareTripleChecker+Time [2022-12-13 16:24:16,399 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11124 Valid, 2563 Invalid, 18227 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5812 Valid, 12411 Invalid, 4 Unknown, 0 Unchecked, 35.8s Time] [2022-12-13 16:24:16,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36054 states. [2022-12-13 16:24:18,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36054 to 36048. [2022-12-13 16:24:18,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36048 states, 24530 states have (on average 1.2460252751732572) internal successors, (30565), 25204 states have internal predecessors, (30565), 8817 states have call successors, (8817), 2617 states have call predecessors, (8817), 2672 states have return successors, (10172), 8740 states have call predecessors, (10172), 8815 states have call successors, (10172) [2022-12-13 16:24:19,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36048 states to 36048 states and 49554 transitions. [2022-12-13 16:24:19,085 INFO L78 Accepts]: Start accepts. Automaton has 36048 states and 49554 transitions. Word has length 87 [2022-12-13 16:24:19,086 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 16:24:19,086 INFO L495 AbstractCegarLoop]: Abstraction has 36048 states and 49554 transitions. [2022-12-13 16:24:19,086 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (14), 4 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-13 16:24:19,086 INFO L276 IsEmpty]: Start isEmpty. Operand 36048 states and 49554 transitions. [2022-12-13 16:24:19,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-12-13 16:24:19,087 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:24:19,087 INFO L195 NwaCegarLoop]: trace histogram [3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 16:24:19,087 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-12-13 16:24:19,087 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)] === [2022-12-13 16:24:19,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:24:19,088 INFO L85 PathProgramCache]: Analyzing trace with hash 190229912, now seen corresponding path program 1 times [2022-12-13 16:24:19,088 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:24:19,088 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [38769932] [2022-12-13 16:24:19,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:24:19,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:24:19,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:24:19,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 16:24:19,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:24:19,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 16:24:19,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:24:19,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-12-13 16:24:19,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:24:19,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-12-13 16:24:19,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:24:19,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:24:19,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:24:19,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-12-13 16:24:19,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:24:19,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-12-13 16:24:19,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:24:19,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 16:24:19,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:24:19,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-12-13 16:24:19,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:24:19,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-12-13 16:24:19,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:24:19,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-12-13 16:24:19,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:24:19,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-12-13 16:24:19,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:24:19,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-12-13 16:24:19,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:24:19,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-12-13 16:24:19,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:24:19,333 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-13 16:24:19,333 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 16:24:19,334 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [38769932] [2022-12-13 16:24:19,334 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [38769932] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 16:24:19,334 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 16:24:19,334 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 16:24:19,334 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1467042285] [2022-12-13 16:24:19,334 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 16:24:19,334 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 16:24:19,334 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 16:24:19,334 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 16:24:19,335 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 16:24:19,335 INFO L87 Difference]: Start difference. First operand 36048 states and 49554 transitions. Second operand has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-12-13 16:24:24,894 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 16:24:27,763 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 16:24:29,816 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 16:24:31,853 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 16:24:56,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 16:24:56,918 INFO L93 Difference]: Finished difference Result 36054 states and 49557 transitions. [2022-12-13 16:24:56,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 16:24:56,919 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (15), 4 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 93 [2022-12-13 16:24:56,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 16:24:57,017 INFO L225 Difference]: With dead ends: 36054 [2022-12-13 16:24:57,017 INFO L226 Difference]: Without dead ends: 36052 [2022-12-13 16:24:57,034 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2022-12-13 16:24:57,034 INFO L413 NwaCegarLoop]: 906 mSDtfsCounter, 10922 mSDsluCounter, 1657 mSDsCounter, 0 mSdLazyCounter, 12403 mSolverCounterSat, 5812 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 31.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11121 SdHoareTripleChecker+Valid, 2563 SdHoareTripleChecker+Invalid, 18219 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5812 IncrementalHoareTripleChecker+Valid, 12403 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 34.4s IncrementalHoareTripleChecker+Time [2022-12-13 16:24:57,035 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11121 Valid, 2563 Invalid, 18219 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5812 Valid, 12403 Invalid, 4 Unknown, 0 Unchecked, 34.4s Time] [2022-12-13 16:24:57,062 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36052 states. [2022-12-13 16:24:59,441 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36052 to 36046. [2022-12-13 16:24:59,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36046 states, 24529 states have (on average 1.2459945370785601) internal successors, (30563), 25202 states have internal predecessors, (30563), 8817 states have call successors, (8817), 2617 states have call predecessors, (8817), 2672 states have return successors, (10172), 8740 states have call predecessors, (10172), 8815 states have call successors, (10172) [2022-12-13 16:24:59,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36046 states to 36046 states and 49552 transitions. [2022-12-13 16:24:59,587 INFO L78 Accepts]: Start accepts. Automaton has 36046 states and 49552 transitions. Word has length 93 [2022-12-13 16:24:59,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 16:24:59,587 INFO L495 AbstractCegarLoop]: Abstraction has 36046 states and 49552 transitions. [2022-12-13 16:24:59,588 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-12-13 16:24:59,588 INFO L276 IsEmpty]: Start isEmpty. Operand 36046 states and 49552 transitions. [2022-12-13 16:24:59,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2022-12-13 16:24:59,589 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:24:59,589 INFO L195 NwaCegarLoop]: trace histogram [3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 16:24:59,589 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-12-13 16:24:59,589 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)] === [2022-12-13 16:24:59,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:24:59,589 INFO L85 PathProgramCache]: Analyzing trace with hash -1872419941, now seen corresponding path program 1 times [2022-12-13 16:24:59,589 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:24:59,590 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [242320712] [2022-12-13 16:24:59,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:24:59,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:24:59,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:24:59,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 16:24:59,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:24:59,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 16:24:59,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:24:59,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-12-13 16:24:59,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:24:59,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-12-13 16:24:59,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:24:59,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:24:59,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:24:59,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-12-13 16:24:59,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:24:59,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-12-13 16:24:59,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:24:59,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 16:24:59,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:24:59,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-12-13 16:24:59,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:24:59,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-12-13 16:24:59,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:24:59,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-12-13 16:24:59,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:24:59,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-12-13 16:24:59,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:24:59,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-12-13 16:24:59,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:24:59,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-12-13 16:24:59,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:24:59,871 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-13 16:24:59,872 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 16:24:59,872 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [242320712] [2022-12-13 16:24:59,872 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [242320712] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 16:24:59,872 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 16:24:59,872 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 16:24:59,872 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [494966177] [2022-12-13 16:24:59,872 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 16:24:59,872 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 16:24:59,872 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 16:24:59,873 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 16:24:59,873 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 16:24:59,873 INFO L87 Difference]: Start difference. First operand 36046 states and 49552 transitions. Second operand has 6 states, 6 states have (on average 10.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-12-13 16:25:05,743 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 16:25:08,742 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 16:25:10,844 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 16:25:12,913 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 16:25:38,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 16:25:38,913 INFO L93 Difference]: Finished difference Result 36052 states and 49555 transitions. [2022-12-13 16:25:38,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 16:25:38,913 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (15), 4 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 95 [2022-12-13 16:25:38,914 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 16:25:39,001 INFO L225 Difference]: With dead ends: 36052 [2022-12-13 16:25:39,001 INFO L226 Difference]: Without dead ends: 36050 [2022-12-13 16:25:39,013 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2022-12-13 16:25:39,013 INFO L413 NwaCegarLoop]: 906 mSDtfsCounter, 10910 mSDsluCounter, 1657 mSDsCounter, 0 mSdLazyCounter, 12403 mSolverCounterSat, 5812 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 33.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11109 SdHoareTripleChecker+Valid, 2563 SdHoareTripleChecker+Invalid, 18219 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5812 IncrementalHoareTripleChecker+Valid, 12403 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 35.8s IncrementalHoareTripleChecker+Time [2022-12-13 16:25:39,013 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11109 Valid, 2563 Invalid, 18219 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5812 Valid, 12403 Invalid, 4 Unknown, 0 Unchecked, 35.8s Time] [2022-12-13 16:25:39,038 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36050 states. [2022-12-13 16:25:41,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36050 to 36044. [2022-12-13 16:25:41,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36044 states, 24528 states have (on average 1.245963796477495) internal successors, (30561), 25200 states have internal predecessors, (30561), 8817 states have call successors, (8817), 2617 states have call predecessors, (8817), 2672 states have return successors, (10172), 8740 states have call predecessors, (10172), 8815 states have call successors, (10172) [2022-12-13 16:25:41,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36044 states to 36044 states and 49550 transitions. [2022-12-13 16:25:41,219 INFO L78 Accepts]: Start accepts. Automaton has 36044 states and 49550 transitions. Word has length 95 [2022-12-13 16:25:41,219 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 16:25:41,219 INFO L495 AbstractCegarLoop]: Abstraction has 36044 states and 49550 transitions. [2022-12-13 16:25:41,219 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-12-13 16:25:41,219 INFO L276 IsEmpty]: Start isEmpty. Operand 36044 states and 49550 transitions. [2022-12-13 16:25:41,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-12-13 16:25:41,220 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:25:41,220 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 16:25:41,220 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-12-13 16:25:41,221 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)] === [2022-12-13 16:25:41,221 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:25:41,221 INFO L85 PathProgramCache]: Analyzing trace with hash -1627672258, now seen corresponding path program 1 times [2022-12-13 16:25:41,221 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:25:41,221 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1800381678] [2022-12-13 16:25:41,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:25:41,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:25:41,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:25:41,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 16:25:41,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:25:41,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 16:25:41,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:25:41,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-12-13 16:25:41,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:25:41,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-12-13 16:25:41,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:25:41,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:25:41,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:25:41,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-12-13 16:25:41,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:25:41,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-12-13 16:25:41,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:25:41,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-12-13 16:25:41,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:25:41,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-12-13 16:25:41,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:25:41,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:25:41,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:25:41,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 16:25:41,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:25:41,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 16:25:41,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:25:41,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-12-13 16:25:41,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:25:41,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-12-13 16:25:41,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:25:41,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:25:41,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:25:41,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 16:25:41,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:25:41,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 16:25:41,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:25:41,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-12-13 16:25:41,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:25:41,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-12-13 16:25:41,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:25:41,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-12-13 16:25:41,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:25:41,575 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2022-12-13 16:25:41,575 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 16:25:41,575 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1800381678] [2022-12-13 16:25:41,575 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1800381678] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 16:25:41,575 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 16:25:41,575 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 16:25:41,576 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [820084400] [2022-12-13 16:25:41,576 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 16:25:41,576 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 16:25:41,576 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 16:25:41,576 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 16:25:41,576 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 16:25:41,576 INFO L87 Difference]: Start difference. First operand 36044 states and 49550 transitions. Second operand has 6 states, 6 states have (on average 8.0) internal successors, (48), 3 states have internal predecessors, (48), 2 states have call successors, (18), 5 states have call predecessors, (18), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-12-13 16:25:46,783 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 16:25:49,749 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 16:25:51,836 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 16:25:53,878 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 16:26:18,193 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 16:26:18,193 INFO L93 Difference]: Finished difference Result 67724 states and 93473 transitions. [2022-12-13 16:26:18,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 16:26:18,193 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 3 states have internal predecessors, (48), 2 states have call successors, (18), 5 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 119 [2022-12-13 16:26:18,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 16:26:18,306 INFO L225 Difference]: With dead ends: 67724 [2022-12-13 16:26:18,306 INFO L226 Difference]: Without dead ends: 38231 [2022-12-13 16:26:18,388 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2022-12-13 16:26:18,388 INFO L413 NwaCegarLoop]: 696 mSDtfsCounter, 13312 mSDsluCounter, 1425 mSDsCounter, 0 mSdLazyCounter, 10191 mSolverCounterSat, 8178 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 30.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13533 SdHoareTripleChecker+Valid, 2121 SdHoareTripleChecker+Invalid, 18373 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 8178 IncrementalHoareTripleChecker+Valid, 10191 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 33.2s IncrementalHoareTripleChecker+Time [2022-12-13 16:26:18,389 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13533 Valid, 2121 Invalid, 18373 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [8178 Valid, 10191 Invalid, 4 Unknown, 0 Unchecked, 33.2s Time] [2022-12-13 16:26:18,415 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38231 states. [2022-12-13 16:26:20,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38231 to 36018. [2022-12-13 16:26:20,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36018 states, 24503 states have (on average 1.245235277312982) internal successors, (30512), 25174 states have internal predecessors, (30512), 8817 states have call successors, (8817), 2617 states have call predecessors, (8817), 2672 states have return successors, (10172), 8740 states have call predecessors, (10172), 8815 states have call successors, (10172) [2022-12-13 16:26:20,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36018 states to 36018 states and 49501 transitions. [2022-12-13 16:26:20,834 INFO L78 Accepts]: Start accepts. Automaton has 36018 states and 49501 transitions. Word has length 119 [2022-12-13 16:26:20,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 16:26:20,835 INFO L495 AbstractCegarLoop]: Abstraction has 36018 states and 49501 transitions. [2022-12-13 16:26:20,835 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 3 states have internal predecessors, (48), 2 states have call successors, (18), 5 states have call predecessors, (18), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-12-13 16:26:20,835 INFO L276 IsEmpty]: Start isEmpty. Operand 36018 states and 49501 transitions. [2022-12-13 16:26:20,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-12-13 16:26:20,836 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:26:20,836 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2022-12-13 16:26:20,837 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-12-13 16:26:20,837 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)] === [2022-12-13 16:26:20,837 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:26:20,837 INFO L85 PathProgramCache]: Analyzing trace with hash -768341365, now seen corresponding path program 1 times [2022-12-13 16:26:20,837 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:26:20,837 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1688925801] [2022-12-13 16:26:20,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:26:20,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:26:20,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:26:21,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 16:26:21,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:26:21,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-12-13 16:26:21,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:26:21,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-12-13 16:26:21,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:26:21,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-12-13 16:26:21,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:26:21,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:26:21,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:26:21,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 16:26:21,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:26:21,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 16:26:21,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:26:21,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-12-13 16:26:21,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:26:21,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:26:21,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:26:21,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 16:26:21,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:26:21,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 16:26:21,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:26:21,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-12-13 16:26:21,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:26:21,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:26:21,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:26:21,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 16:26:21,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:26:21,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 16:26:21,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:26:21,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-12-13 16:26:21,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:26:21,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:26:21,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:26:21,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 16:26:21,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:26:21,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 16:26:21,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:26:21,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 16:26:21,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:26:21,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-12-13 16:26:21,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:26:21,297 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 255 trivial. 0 not checked. [2022-12-13 16:26:21,298 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 16:26:21,298 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1688925801] [2022-12-13 16:26:21,298 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1688925801] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 16:26:21,298 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 16:26:21,298 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 16:26:21,298 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1355820174] [2022-12-13 16:26:21,298 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 16:26:21,298 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 16:26:21,298 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 16:26:21,299 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 16:26:21,299 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 16:26:21,299 INFO L87 Difference]: Start difference. First operand 36018 states and 49501 transitions. Second operand has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-12-13 16:26:39,149 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 16:26:39,149 INFO L93 Difference]: Finished difference Result 43487 states and 59684 transitions. [2022-12-13 16:26:39,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-12-13 16:26:39,150 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (15), 4 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 132 [2022-12-13 16:26:39,150 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 16:26:39,262 INFO L225 Difference]: With dead ends: 43487 [2022-12-13 16:26:39,262 INFO L226 Difference]: Without dead ends: 43485 [2022-12-13 16:26:39,277 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2022-12-13 16:26:39,277 INFO L413 NwaCegarLoop]: 4553 mSDtfsCounter, 6538 mSDsluCounter, 10702 mSDsCounter, 0 mSdLazyCounter, 7949 mSolverCounterSat, 1958 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7182 SdHoareTripleChecker+Valid, 15255 SdHoareTripleChecker+Invalid, 9907 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1958 IncrementalHoareTripleChecker+Valid, 7949 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.2s IncrementalHoareTripleChecker+Time [2022-12-13 16:26:39,277 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7182 Valid, 15255 Invalid, 9907 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1958 Valid, 7949 Invalid, 0 Unknown, 0 Unchecked, 14.2s Time] [2022-12-13 16:26:39,308 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43485 states. [2022-12-13 16:26:41,963 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43485 to 41130. [2022-12-13 16:26:41,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41130 states, 28035 states have (on average 1.2383092562867843) internal successors, (34716), 28754 states have internal predecessors, (34716), 9681 states have call successors, (9681), 3333 states have call predecessors, (9681), 3388 states have return successors, (11036), 9604 states have call predecessors, (11036), 9679 states have call successors, (11036) [2022-12-13 16:26:42,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41130 states to 41130 states and 55433 transitions. [2022-12-13 16:26:42,125 INFO L78 Accepts]: Start accepts. Automaton has 41130 states and 55433 transitions. Word has length 132 [2022-12-13 16:26:42,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 16:26:42,126 INFO L495 AbstractCegarLoop]: Abstraction has 41130 states and 55433 transitions. [2022-12-13 16:26:42,126 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-12-13 16:26:42,126 INFO L276 IsEmpty]: Start isEmpty. Operand 41130 states and 55433 transitions. [2022-12-13 16:26:42,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2022-12-13 16:26:42,127 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:26:42,127 INFO L195 NwaCegarLoop]: trace histogram [3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 16:26:42,128 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-12-13 16:26:42,128 INFO L420 AbstractCegarLoop]: === Iteration 16 === 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)] === [2022-12-13 16:26:42,128 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:26:42,128 INFO L85 PathProgramCache]: Analyzing trace with hash 1156476826, now seen corresponding path program 1 times [2022-12-13 16:26:42,128 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:26:42,128 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1547185314] [2022-12-13 16:26:42,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:26:42,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:26:42,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:26:42,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 16:26:42,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:26:42,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 16:26:42,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:26:42,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-12-13 16:26:42,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:26:42,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-12-13 16:26:42,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:26:42,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:26:42,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:26:42,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-12-13 16:26:42,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:26:42,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-12-13 16:26:42,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:26:42,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 16:26:42,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:26:42,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-12-13 16:26:42,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:26:42,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-12-13 16:26:42,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:26:42,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-12-13 16:26:42,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:26:42,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-12-13 16:26:42,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:26:42,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-12-13 16:26:42,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:26:42,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-12-13 16:26:42,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:26:42,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-12-13 16:26:42,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:26:42,384 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-13 16:26:42,384 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 16:26:42,384 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1547185314] [2022-12-13 16:26:42,385 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1547185314] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 16:26:42,385 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 16:26:42,385 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 16:26:42,385 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1484321687] [2022-12-13 16:26:42,385 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 16:26:42,385 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 16:26:42,385 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 16:26:42,386 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 16:26:42,386 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 16:26:42,386 INFO L87 Difference]: Start difference. First operand 41130 states and 55433 transitions. Second operand has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-12-13 16:26:48,805 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 16:26:52,888 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 16:26:54,947 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 16:26:56,995 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 16:27:20,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 16:27:20,695 INFO L93 Difference]: Finished difference Result 41136 states and 55436 transitions. [2022-12-13 16:27:20,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 16:27:20,696 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (16), 4 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 101 [2022-12-13 16:27:20,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 16:27:20,802 INFO L225 Difference]: With dead ends: 41136 [2022-12-13 16:27:20,802 INFO L226 Difference]: Without dead ends: 41134 [2022-12-13 16:27:20,816 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2022-12-13 16:27:20,816 INFO L413 NwaCegarLoop]: 906 mSDtfsCounter, 11371 mSDsluCounter, 1657 mSDsCounter, 0 mSdLazyCounter, 11779 mSolverCounterSat, 5941 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 32.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11569 SdHoareTripleChecker+Valid, 2563 SdHoareTripleChecker+Invalid, 17724 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5941 IncrementalHoareTripleChecker+Valid, 11779 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 34.5s IncrementalHoareTripleChecker+Time [2022-12-13 16:27:20,816 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11569 Valid, 2563 Invalid, 17724 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5941 Valid, 11779 Invalid, 4 Unknown, 0 Unchecked, 34.5s Time] [2022-12-13 16:27:20,846 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41134 states. [2022-12-13 16:27:23,533 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41134 to 41128. [2022-12-13 16:27:23,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41128 states, 28034 states have (on average 1.2382820860383819) internal successors, (34714), 28752 states have internal predecessors, (34714), 9681 states have call successors, (9681), 3333 states have call predecessors, (9681), 3388 states have return successors, (11036), 9604 states have call predecessors, (11036), 9679 states have call successors, (11036) [2022-12-13 16:27:23,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41128 states to 41128 states and 55431 transitions. [2022-12-13 16:27:23,698 INFO L78 Accepts]: Start accepts. Automaton has 41128 states and 55431 transitions. Word has length 101 [2022-12-13 16:27:23,698 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 16:27:23,699 INFO L495 AbstractCegarLoop]: Abstraction has 41128 states and 55431 transitions. [2022-12-13 16:27:23,699 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-12-13 16:27:23,699 INFO L276 IsEmpty]: Start isEmpty. Operand 41128 states and 55431 transitions. [2022-12-13 16:27:23,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2022-12-13 16:27:23,700 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:27:23,700 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 16:27:23,701 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-12-13 16:27:23,701 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_linux_usb_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)] === [2022-12-13 16:27:23,701 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:27:23,701 INFO L85 PathProgramCache]: Analyzing trace with hash -1534427022, now seen corresponding path program 1 times [2022-12-13 16:27:23,701 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:27:23,701 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1358420092] [2022-12-13 16:27:23,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:27:23,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:27:23,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:27:23,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 16:27:23,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:27:23,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 16:27:23,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:27:23,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-12-13 16:27:23,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:27:23,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-12-13 16:27:23,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:27:23,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:27:23,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:27:23,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-12-13 16:27:23,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:27:23,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-12-13 16:27:23,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:27:23,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-12-13 16:27:23,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:27:24,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-12-13 16:27:24,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:27:24,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:27:24,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:27:24,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 16:27:24,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:27:24,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 16:27:24,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:27:24,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-12-13 16:27:24,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:27:24,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-12-13 16:27:24,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:27:24,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:27:24,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:27:24,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 16:27:24,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:27:24,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 16:27:24,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:27:24,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-12-13 16:27:24,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:27:24,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-12-13 16:27:24,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:27:24,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-12-13 16:27:24,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:27:24,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-12-13 16:27:24,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:27:24,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 16:27:24,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:27:24,114 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2022-12-13 16:27:24,114 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 16:27:24,114 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1358420092] [2022-12-13 16:27:24,115 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1358420092] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 16:27:24,115 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [876442738] [2022-12-13 16:27:24,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:27:24,115 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 16:27:24,115 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_626a2626-45da-4810-b2ad-2b35f4e950a7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:27:24,116 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_626a2626-45da-4810-b2ad-2b35f4e950a7/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 16:27:24,117 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_626a2626-45da-4810-b2ad-2b35f4e950a7/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-12-13 16:27:24,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:27:24,871 INFO L263 TraceCheckSpWp]: Trace formula consists of 2061 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-13 16:27:24,879 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 16:27:25,000 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2022-12-13 16:27:25,000 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 16:27:25,000 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [876442738] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 16:27:25,000 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-13 16:27:25,001 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [10] total 11 [2022-12-13 16:27:25,001 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1905236308] [2022-12-13 16:27:25,001 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 16:27:25,001 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 16:27:25,001 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 16:27:25,002 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 16:27:25,002 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2022-12-13 16:27:25,002 INFO L87 Difference]: Start difference. First operand 41128 states and 55431 transitions. Second operand has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-12-13 16:27:28,180 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 16:27:28,180 INFO L93 Difference]: Finished difference Result 75655 states and 101136 transitions. [2022-12-13 16:27:28,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 16:27:28,181 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 128 [2022-12-13 16:27:28,182 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 16:27:28,297 INFO L225 Difference]: With dead ends: 75655 [2022-12-13 16:27:28,297 INFO L226 Difference]: Without dead ends: 41102 [2022-12-13 16:27:28,382 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 178 GetRequests, 169 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2022-12-13 16:27:28,382 INFO L413 NwaCegarLoop]: 5817 mSDtfsCounter, 5797 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5797 SdHoareTripleChecker+Valid, 5817 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 16:27:28,382 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5797 Valid, 5817 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 16:27:28,411 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41102 states. [2022-12-13 16:27:31,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41102 to 41102. [2022-12-13 16:27:31,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41102 states, 28009 states have (on average 1.2376379021028956) internal successors, (34665), 28726 states have internal predecessors, (34665), 9681 states have call successors, (9681), 3333 states have call predecessors, (9681), 3388 states have return successors, (11036), 9604 states have call predecessors, (11036), 9679 states have call successors, (11036) [2022-12-13 16:27:31,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41102 states to 41102 states and 55382 transitions. [2022-12-13 16:27:31,734 INFO L78 Accepts]: Start accepts. Automaton has 41102 states and 55382 transitions. Word has length 128 [2022-12-13 16:27:31,734 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 16:27:31,734 INFO L495 AbstractCegarLoop]: Abstraction has 41102 states and 55382 transitions. [2022-12-13 16:27:31,734 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-12-13 16:27:31,734 INFO L276 IsEmpty]: Start isEmpty. Operand 41102 states and 55382 transitions. [2022-12-13 16:27:31,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-12-13 16:27:31,736 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:27:31,736 INFO L195 NwaCegarLoop]: trace histogram [3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 16:27:31,749 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_626a2626-45da-4810-b2ad-2b35f4e950a7/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-12-13 16:27:31,936 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_626a2626-45da-4810-b2ad-2b35f4e950a7/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2022-12-13 16:27:31,937 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_linux_kernel_rcu_update_lock_bh_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)] === [2022-12-13 16:27:31,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:27:31,938 INFO L85 PathProgramCache]: Analyzing trace with hash -2052575490, now seen corresponding path program 1 times [2022-12-13 16:27:31,938 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:27:31,938 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [198985205] [2022-12-13 16:27:31,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:27:31,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:27:32,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:27:32,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 16:27:32,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:27:32,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 16:27:32,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:27:32,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-12-13 16:27:32,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:27:32,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-12-13 16:27:32,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:27:32,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:27:32,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:27:32,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-12-13 16:27:32,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:27:32,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-12-13 16:27:32,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:27:32,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 16:27:32,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:27:32,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-12-13 16:27:32,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:27:32,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-12-13 16:27:32,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:27:32,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-12-13 16:27:32,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:27:32,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-12-13 16:27:32,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:27:32,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-12-13 16:27:32,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:27:32,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-12-13 16:27:32,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:27:32,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-12-13 16:27:32,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:27:32,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-12-13 16:27:32,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:27:32,232 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-13 16:27:32,232 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 16:27:32,232 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [198985205] [2022-12-13 16:27:32,232 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [198985205] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 16:27:32,232 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 16:27:32,232 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 16:27:32,232 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [921554015] [2022-12-13 16:27:32,232 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 16:27:32,233 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 16:27:32,233 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 16:27:32,233 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 16:27:32,233 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 16:27:32,233 INFO L87 Difference]: Start difference. First operand 41102 states and 55382 transitions. Second operand has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-12-13 16:27:38,770 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 16:27:43,136 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 16:27:45,193 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 16:27:47,250 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 16:28:11,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 16:28:11,615 INFO L93 Difference]: Finished difference Result 41108 states and 55385 transitions. [2022-12-13 16:28:11,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 16:28:11,616 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 107 [2022-12-13 16:28:11,616 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 16:28:11,719 INFO L225 Difference]: With dead ends: 41108 [2022-12-13 16:28:11,719 INFO L226 Difference]: Without dead ends: 41106 [2022-12-13 16:28:11,733 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2022-12-13 16:28:11,734 INFO L413 NwaCegarLoop]: 906 mSDtfsCounter, 11350 mSDsluCounter, 1657 mSDsCounter, 0 mSdLazyCounter, 11765 mSolverCounterSat, 5941 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 32.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11547 SdHoareTripleChecker+Valid, 2563 SdHoareTripleChecker+Invalid, 17710 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5941 IncrementalHoareTripleChecker+Valid, 11765 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 35.1s IncrementalHoareTripleChecker+Time [2022-12-13 16:28:11,734 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11547 Valid, 2563 Invalid, 17710 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5941 Valid, 11765 Invalid, 4 Unknown, 0 Unchecked, 35.1s Time] [2022-12-13 16:28:11,767 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41106 states. [2022-12-13 16:28:14,696 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41106 to 41100. [2022-12-13 16:28:14,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41100 states, 28008 states have (on average 1.2376106826620965) internal successors, (34663), 28724 states have internal predecessors, (34663), 9681 states have call successors, (9681), 3333 states have call predecessors, (9681), 3388 states have return successors, (11036), 9604 states have call predecessors, (11036), 9679 states have call successors, (11036) [2022-12-13 16:28:14,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41100 states to 41100 states and 55380 transitions. [2022-12-13 16:28:14,858 INFO L78 Accepts]: Start accepts. Automaton has 41100 states and 55380 transitions. Word has length 107 [2022-12-13 16:28:14,858 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 16:28:14,858 INFO L495 AbstractCegarLoop]: Abstraction has 41100 states and 55380 transitions. [2022-12-13 16:28:14,858 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-12-13 16:28:14,858 INFO L276 IsEmpty]: Start isEmpty. Operand 41100 states and 55380 transitions. [2022-12-13 16:28:14,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-12-13 16:28:14,860 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:28:14,861 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 3, 3, 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, 1, 1] [2022-12-13 16:28:14,861 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-12-13 16:28:14,861 INFO L420 AbstractCegarLoop]: === Iteration 19 === 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)] === [2022-12-13 16:28:14,861 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:28:14,861 INFO L85 PathProgramCache]: Analyzing trace with hash 395466285, now seen corresponding path program 1 times [2022-12-13 16:28:14,861 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:28:14,862 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [162340608] [2022-12-13 16:28:14,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:28:14,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:28:14,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:28:15,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 16:28:15,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:28:15,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-12-13 16:28:15,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:28:15,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-12-13 16:28:15,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:28:15,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-12-13 16:28:15,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:28:15,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:28:15,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:28:15,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-12-13 16:28:15,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:28:15,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-12-13 16:28:15,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:28:15,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-12-13 16:28:15,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:28:15,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-12-13 16:28:15,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:28:15,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-12-13 16:28:15,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:28:15,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-12-13 16:28:15,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:28:15,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2022-12-13 16:28:15,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:28:15,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-12-13 16:28:15,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:28:15,580 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2022-12-13 16:28:15,581 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 16:28:15,581 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [162340608] [2022-12-13 16:28:15,581 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [162340608] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 16:28:15,581 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 16:28:15,581 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-12-13 16:28:15,581 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [383756593] [2022-12-13 16:28:15,581 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 16:28:15,581 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-12-13 16:28:15,581 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 16:28:15,582 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-12-13 16:28:15,582 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2022-12-13 16:28:15,582 INFO L87 Difference]: Start difference. First operand 41100 states and 55380 transitions. Second operand has 10 states, 10 states have (on average 5.6) internal successors, (56), 8 states have internal predecessors, (56), 4 states have call successors, (14), 3 states have call predecessors, (14), 2 states have return successors, (13), 5 states have call predecessors, (13), 4 states have call successors, (13) [2022-12-13 16:28:55,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 16:28:55,010 INFO L93 Difference]: Finished difference Result 92357 states and 124653 transitions. [2022-12-13 16:28:55,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-12-13 16:28:55,011 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.6) internal successors, (56), 8 states have internal predecessors, (56), 4 states have call successors, (14), 3 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 106 [2022-12-13 16:28:55,011 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 16:28:55,210 INFO L225 Difference]: With dead ends: 92357 [2022-12-13 16:28:55,210 INFO L226 Difference]: Without dead ends: 67929 [2022-12-13 16:28:55,282 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=64, Invalid=242, Unknown=0, NotChecked=0, Total=306 [2022-12-13 16:28:55,282 INFO L413 NwaCegarLoop]: 5301 mSDtfsCounter, 8536 mSDsluCounter, 30716 mSDsCounter, 0 mSdLazyCounter, 20287 mSolverCounterSat, 3127 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 28.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9306 SdHoareTripleChecker+Valid, 36017 SdHoareTripleChecker+Invalid, 23414 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 3127 IncrementalHoareTripleChecker+Valid, 20287 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 31.9s IncrementalHoareTripleChecker+Time [2022-12-13 16:28:55,283 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9306 Valid, 36017 Invalid, 23414 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [3127 Valid, 20287 Invalid, 0 Unknown, 0 Unchecked, 31.9s Time] [2022-12-13 16:28:55,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67929 states. [2022-12-13 16:29:00,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67929 to 63528. [2022-12-13 16:29:00,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63528 states, 43100 states have (on average 1.2293503480278423) internal successors, (52985), 44198 states have internal predecessors, (52985), 14867 states have call successors, (14867), 5439 states have call predecessors, (14867), 5538 states have return successors, (17094), 14748 states have call predecessors, (17094), 14865 states have call successors, (17094) [2022-12-13 16:29:00,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63528 states to 63528 states and 84946 transitions. [2022-12-13 16:29:00,469 INFO L78 Accepts]: Start accepts. Automaton has 63528 states and 84946 transitions. Word has length 106 [2022-12-13 16:29:00,469 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 16:29:00,469 INFO L495 AbstractCegarLoop]: Abstraction has 63528 states and 84946 transitions. [2022-12-13 16:29:00,469 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.6) internal successors, (56), 8 states have internal predecessors, (56), 4 states have call successors, (14), 3 states have call predecessors, (14), 2 states have return successors, (13), 5 states have call predecessors, (13), 4 states have call successors, (13) [2022-12-13 16:29:00,469 INFO L276 IsEmpty]: Start isEmpty. Operand 63528 states and 84946 transitions. [2022-12-13 16:29:00,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-12-13 16:29:00,471 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:29:00,471 INFO L195 NwaCegarLoop]: trace histogram [3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 16:29:00,472 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-12-13 16:29:00,472 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_linux_kernel_rcu_update_lock_sched_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)] === [2022-12-13 16:29:00,472 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:29:00,472 INFO L85 PathProgramCache]: Analyzing trace with hash 902885714, now seen corresponding path program 1 times [2022-12-13 16:29:00,472 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:29:00,472 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1950165501] [2022-12-13 16:29:00,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:29:00,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:29:00,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:00,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 16:29:00,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:00,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 16:29:00,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:00,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-12-13 16:29:00,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:00,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-12-13 16:29:00,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:00,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:29:00,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:00,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-12-13 16:29:00,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:00,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-12-13 16:29:00,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:00,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 16:29:00,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:00,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-12-13 16:29:00,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:00,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-12-13 16:29:00,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:00,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-12-13 16:29:00,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:00,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-12-13 16:29:00,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:00,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-12-13 16:29:00,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:00,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-12-13 16:29:00,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:00,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-12-13 16:29:00,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:00,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-12-13 16:29:00,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:00,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2022-12-13 16:29:00,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:00,742 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-13 16:29:00,742 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 16:29:00,742 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1950165501] [2022-12-13 16:29:00,742 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1950165501] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 16:29:00,742 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 16:29:00,742 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 16:29:00,742 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [185119356] [2022-12-13 16:29:00,742 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 16:29:00,743 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 16:29:00,743 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 16:29:00,743 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 16:29:00,743 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 16:29:00,744 INFO L87 Difference]: Start difference. First operand 63528 states and 84946 transitions. Second operand has 6 states, 6 states have (on average 12.0) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-12-13 16:29:07,725 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 16:29:11,706 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 16:29:13,753 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 16:29:15,835 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []