./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--misc--mic--host--mic_host.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_90947043-aab5-4773-905a-021a441e1512/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/bin/utaipan-gh47qXpMRh --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash a9066a0fe8912811a59364de400d7180acd98dc78c095e3d6b0047f461c6ea69 --- 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 [2022-12-14 14:02:29,228 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 14:02:29,229 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 14:02:29,241 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 14:02:29,242 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 14:02:29,242 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 14:02:29,243 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 14:02:29,244 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 14:02:29,245 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 14:02:29,246 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 14:02:29,246 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 14:02:29,247 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 14:02:29,247 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 14:02:29,248 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 14:02:29,248 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 14:02:29,249 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 14:02:29,250 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 14:02:29,250 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 14:02:29,251 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 14:02:29,252 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 14:02:29,253 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 14:02:29,254 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 14:02:29,255 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 14:02:29,255 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 14:02:29,257 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 14:02:29,257 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 14:02:29,257 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 14:02:29,258 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 14:02:29,258 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 14:02:29,259 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 14:02:29,259 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 14:02:29,260 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 14:02:29,260 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 14:02:29,261 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 14:02:29,261 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 14:02:29,261 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 14:02:29,262 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 14:02:29,262 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 14:02:29,262 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 14:02:29,263 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 14:02:29,263 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 14:02:29,264 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-12-14 14:02:29,278 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 14:02:29,278 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 14:02:29,279 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 14:02:29,279 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 14:02:29,279 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 14:02:29,279 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 14:02:29,279 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 14:02:29,280 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 14:02:29,280 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 14:02:29,280 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 14:02:29,280 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 14:02:29,280 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 14:02:29,280 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 14:02:29,280 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 14:02:29,280 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 14:02:29,281 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 14:02:29,281 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 14:02:29,281 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 14:02:29,281 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 14:02:29,281 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 14:02:29,282 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 14:02:29,282 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 14:02:29,282 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 14:02:29,282 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 14:02:29,282 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 14:02:29,282 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 14:02:29,282 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 14:02:29,283 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 14:02:29,283 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 14:02:29,283 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 14:02:29,283 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 14:02:29,283 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 14:02:29,283 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 14:02:29,283 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 14:02:29,283 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 14:02:29,283 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 14:02:29,284 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 14:02:29,284 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 14:02:29,284 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/bin/utaipan-gh47qXpMRh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a9066a0fe8912811a59364de400d7180acd98dc78c095e3d6b0047f461c6ea69 [2022-12-14 14:02:29,442 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 14:02:29,458 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 14:02:29,460 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 14:02:29,461 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 14:02:29,461 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 14:02:29,462 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i [2022-12-14 14:02:32,066 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 14:02:32,471 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 14:02:32,471 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i [2022-12-14 14:02:32,507 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/bin/utaipan-gh47qXpMRh/data/771110685/dad054bd3fec43c4a4c7962db8be38d2/FLAGffeb3eb58 [2022-12-14 14:02:32,521 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/bin/utaipan-gh47qXpMRh/data/771110685/dad054bd3fec43c4a4c7962db8be38d2 [2022-12-14 14:02:32,523 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 14:02:32,525 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 14:02:32,526 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 14:02:32,526 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 14:02:32,530 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 14:02:32,530 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 02:02:32" (1/1) ... [2022-12-14 14:02:32,531 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@694b1be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:02:32, skipping insertion in model container [2022-12-14 14:02:32,532 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 02:02:32" (1/1) ... [2022-12-14 14:02:32,539 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 14:02:32,664 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 14:02:33,492 WARN L623 FunctionHandler]: Unknown extern function kernfs_find_and_get_ns [2022-12-14 14:02:33,503 WARN L623 FunctionHandler]: Unknown extern function kernfs_put [2022-12-14 14:02:33,523 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-14 14:02:33,660 WARN L623 FunctionHandler]: Unknown extern function dma_set_mask [2022-12-14 14:02:33,852 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:33,854 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:02:33,855 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:33,865 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:02:33,902 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-14 14:02:33,902 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-14 14:02:33,903 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-14 14:02:33,904 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-14 14:02:33,904 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-14 14:02:33,905 WARN L623 FunctionHandler]: Unknown extern function register_pm_notifier [2022-12-14 14:02:33,905 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:33,906 WARN L623 FunctionHandler]: Unknown extern function flush_work [2022-12-14 14:02:33,906 WARN L623 FunctionHandler]: Unknown extern function flush_work [2022-12-14 14:02:33,912 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:02:33,912 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:02:33,913 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:02:33,913 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:02:33,913 WARN L623 FunctionHandler]: Unknown extern function flush_work [2022-12-14 14:02:33,913 WARN L623 FunctionHandler]: Unknown extern function flush_work [2022-12-14 14:02:33,914 WARN L623 FunctionHandler]: Unknown extern function unregister_pm_notifier [2022-12-14 14:02:33,920 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:33,921 WARN L623 FunctionHandler]: Unknown extern function ida_simple_get [2022-12-14 14:02:33,921 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:33,922 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:33,922 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-12-14 14:02:33,922 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:33,923 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-12-14 14:02:33,923 WARN L623 FunctionHandler]: Unknown extern function pci_request_regions [2022-12-14 14:02:33,923 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:33,924 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:33,926 WARN L623 FunctionHandler]: Unknown extern function pci_ioremap_bar [2022-12-14 14:02:33,927 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:33,930 WARN L623 FunctionHandler]: Unknown extern function ioremap_wc [2022-12-14 14:02:33,930 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:33,931 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:33,932 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:33,932 WARN L623 FunctionHandler]: Unknown extern function device_create_with_groups [2022-12-14 14:02:33,936 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:33,937 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:33,938 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:33,940 WARN L623 FunctionHandler]: Unknown extern function cdev_add [2022-12-14 14:02:33,941 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:33,942 WARN L623 FunctionHandler]: Unknown extern function device_destroy [2022-12-14 14:02:33,942 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-12-14 14:02:33,943 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-14 14:02:33,943 WARN L623 FunctionHandler]: Unknown extern function ida_simple_remove [2022-12-14 14:02:33,943 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:02:33,944 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:33,951 WARN L623 FunctionHandler]: Unknown extern function flush_work [2022-12-14 14:02:33,951 WARN L623 FunctionHandler]: Unknown extern function device_destroy [2022-12-14 14:02:33,952 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-12-14 14:02:33,952 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-14 14:02:33,953 WARN L623 FunctionHandler]: Unknown extern function ida_simple_remove [2022-12-14 14:02:33,953 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:02:33,959 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 14:02:33,960 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 14:02:33,961 WARN L623 FunctionHandler]: Unknown extern function ida_init [2022-12-14 14:02:33,961 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 14:02:33,967 WARN L623 FunctionHandler]: Unknown extern function ida_destroy [2022-12-14 14:02:34,546 WARN L623 FunctionHandler]: Unknown extern function cdev_init [2022-12-14 14:02:34,547 WARN L623 FunctionHandler]: Unknown extern function cdev_del [2022-12-14 14:02:34,548 WARN L623 FunctionHandler]: Unknown extern function alloc_chrdev_region [2022-12-14 14:02:34,548 WARN L623 FunctionHandler]: Unknown extern function __pci_register_driver [2022-12-14 14:02:34,549 WARN L623 FunctionHandler]: Unknown extern function unregister_chrdev_region [2022-12-14 14:02:34,549 WARN L623 FunctionHandler]: Unknown extern function pci_unregister_driver [2022-12-14 14:02:34,550 WARN L623 FunctionHandler]: Unknown extern function unregister_chrdev_region [2022-12-14 14:02:34,551 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-12-14 14:02:34,621 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 14:02:34,627 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 14:02:34,634 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:02:34,641 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:02:34,727 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 14:02:34,733 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:34,735 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:02:34,741 WARN L623 FunctionHandler]: Unknown extern function request_firmware [2022-12-14 14:02:34,742 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:34,743 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 14:02:34,743 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 14:02:34,743 WARN L623 FunctionHandler]: Unknown extern function release_firmware [2022-12-14 14:02:34,750 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:02:34,751 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:34,757 WARN L623 FunctionHandler]: Unknown extern function request_firmware [2022-12-14 14:02:34,758 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:34,758 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:34,759 WARN L623 FunctionHandler]: Unknown extern function release_firmware [2022-12-14 14:02:34,760 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:34,760 WARN L623 FunctionHandler]: Unknown extern function release_firmware [2022-12-14 14:02:34,761 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:02:34,828 WARN L623 FunctionHandler]: Unknown extern function kstrtoull [2022-12-14 14:02:34,871 WARN L623 FunctionHandler]: Unknown extern function kernfs_notify [2022-12-14 14:02:34,903 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:02:34,905 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:02:34,913 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:02:34,921 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:02:34,927 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:02:34,933 WARN L623 FunctionHandler]: Unknown extern function sysfs_streq [2022-12-14 14:02:34,934 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:34,934 WARN L623 FunctionHandler]: Unknown extern function sysfs_streq [2022-12-14 14:02:34,935 WARN L623 FunctionHandler]: Unknown extern function sysfs_streq [2022-12-14 14:02:34,935 WARN L623 FunctionHandler]: Unknown extern function sysfs_streq [2022-12-14 14:02:34,942 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:02:34,949 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:02:34,955 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:02:34,955 WARN L623 FunctionHandler]: Unknown extern function strncpy [2022-12-14 14:02:34,962 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:02:34,968 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:02:34,969 WARN L623 FunctionHandler]: Unknown extern function strncpy [2022-12-14 14:02:34,976 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:02:34,982 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:02:34,982 WARN L623 FunctionHandler]: Unknown extern function strncpy [2022-12-14 14:02:34,989 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:02:34,995 WARN L623 FunctionHandler]: Unknown extern function sysfs_streq [2022-12-14 14:02:34,996 WARN L623 FunctionHandler]: Unknown extern function sysfs_streq [2022-12-14 14:02:34,996 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:02:34,997 WARN L623 FunctionHandler]: Unknown extern function strncpy [2022-12-14 14:02:35,003 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:02:35,016 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:02:35,115 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-14 14:02:35,168 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-14 14:02:35,219 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-14 14:02:35,220 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-14 14:02:35,220 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_page [2022-12-14 14:02:35,227 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_page [2022-12-14 14:02:35,232 WARN L623 FunctionHandler]: Unknown extern function debug_dma_mapping_error [2022-12-14 14:02:35,327 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:35,329 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:02:35,329 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:35,330 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:35,331 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 14:02:35,331 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:02:35,332 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:35,334 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-14 14:02:35,335 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:02:35,336 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:02:35,337 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:02:35,337 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 14:02:35,338 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:02:35,338 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:02:35,339 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-14 14:02:35,339 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-14 14:02:35,339 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-14 14:02:35,365 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-12-14 14:02:35,441 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-12-14 14:02:35,457 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-12-14 14:02:35,505 WARN L623 FunctionHandler]: Unknown extern function pci_enable_msi_range [2022-12-14 14:02:35,515 WARN L623 FunctionHandler]: Unknown extern function pci_enable_msix_range [2022-12-14 14:02:35,591 WARN L623 FunctionHandler]: Unknown extern function ida_simple_get [2022-12-14 14:02:35,591 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:02:35,597 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 14:02:35,597 WARN L623 FunctionHandler]: Unknown extern function ida_simple_remove [2022-12-14 14:02:35,598 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:02:35,604 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:02:35,605 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:02:35,606 WARN L623 FunctionHandler]: Unknown extern function pci_disable_msix [2022-12-14 14:02:35,606 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:02:35,612 WARN L623 FunctionHandler]: Unknown extern function ida_init [2022-12-14 14:02:35,612 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-14 14:02:35,613 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-14 14:02:35,619 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 14:02:35,619 WARN L623 FunctionHandler]: Unknown extern function ida_simple_remove [2022-12-14 14:02:35,619 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:02:35,620 WARN L623 FunctionHandler]: Unknown extern function ida_destroy [2022-12-14 14:02:35,620 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:02:35,626 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:02:35,627 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:35,627 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:35,628 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:02:35,628 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:02:35,628 WARN L623 FunctionHandler]: Unknown extern function pci_disable_msi [2022-12-14 14:02:35,634 WARN L623 FunctionHandler]: Unknown extern function pci_msi_off [2022-12-14 14:02:35,634 WARN L623 FunctionHandler]: Unknown extern function pci_intx [2022-12-14 14:02:35,634 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:35,635 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:02:35,636 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:35,637 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:35,637 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:02:35,639 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:02:35,639 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:35,641 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:02:35,642 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 14:02:35,643 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:02:35,644 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 14:02:35,645 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:02:35,646 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:35,646 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 14:02:35,647 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:02:35,647 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:02:35,647 WARN L623 FunctionHandler]: Unknown extern function pci_disable_msix [2022-12-14 14:02:35,647 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:02:35,648 WARN L623 FunctionHandler]: Unknown extern function pci_disable_msi [2022-12-14 14:02:35,687 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-14 14:02:35,687 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-14 14:02:35,687 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-14 14:02:35,687 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-12-14 14:02:35,688 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-12-14 14:02:35,688 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-12-14 14:02:35,689 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-12-14 14:02:35,689 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-12-14 14:02:35,689 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-12-14 14:02:35,876 WARN L623 FunctionHandler]: Unknown extern function __dma_request_channel [2022-12-14 14:02:35,876 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:35,918 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 14:02:35,918 WARN L623 FunctionHandler]: Unknown extern function complete_all [2022-12-14 14:02:35,919 WARN L623 FunctionHandler]: Unknown extern function mbus_register_device [2022-12-14 14:02:35,920 WARN L623 FunctionHandler]: Unknown extern function dma_release_channel [2022-12-14 14:02:35,921 WARN L623 FunctionHandler]: Unknown extern function dma_release_channel [2022-12-14 14:02:35,922 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 14:02:35,935 WARN L623 FunctionHandler]: Unknown extern function mbus_unregister_device [2022-12-14 14:02:35,935 WARN L623 FunctionHandler]: Unknown extern function mbus_unregister_device [2022-12-14 14:02:35,936 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion_timeout [2022-12-14 14:02:35,936 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion_timeout [2022-12-14 14:02:36,083 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 14:02:36,084 WARN L623 FunctionHandler]: Unknown extern function seq_write [2022-12-14 14:02:36,084 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:02:36,089 WARN L623 FunctionHandler]: Unknown extern function single_open [2022-12-14 14:02:36,095 WARN L623 FunctionHandler]: Unknown extern function single_release [2022-12-14 14:02:36,101 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:36,101 WARN L623 FunctionHandler]: Unknown extern function seq_puts [2022-12-14 14:02:36,101 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:36,102 WARN L623 FunctionHandler]: Unknown extern function seq_puts [2022-12-14 14:02:36,107 WARN L623 FunctionHandler]: Unknown extern function single_open [2022-12-14 14:02:36,113 WARN L623 FunctionHandler]: Unknown extern function single_release [2022-12-14 14:02:36,124 WARN L623 FunctionHandler]: Unknown extern function single_open [2022-12-14 14:02:36,129 WARN L623 FunctionHandler]: Unknown extern function single_release [2022-12-14 14:02:36,135 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:36,140 WARN L623 FunctionHandler]: Unknown extern function single_open [2022-12-14 14:02:36,146 WARN L623 FunctionHandler]: Unknown extern function single_release [2022-12-14 14:02:36,152 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:36,152 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:36,152 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:36,152 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:36,152 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:36,153 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:36,153 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:36,153 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:36,154 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:36,154 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:36,154 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:36,154 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:36,154 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:36,154 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:36,155 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:36,155 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:36,155 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:36,155 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:36,156 WARN L623 FunctionHandler]: Unknown extern function seq_puts [2022-12-14 14:02:36,156 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:36,156 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:36,156 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:36,156 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:36,156 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:36,157 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:36,157 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:36,157 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:36,162 WARN L623 FunctionHandler]: Unknown extern function single_open [2022-12-14 14:02:36,168 WARN L623 FunctionHandler]: Unknown extern function single_release [2022-12-14 14:02:36,174 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:36,175 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:36,175 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:36,175 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:36,175 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:36,176 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:36,176 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:36,176 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:36,176 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:36,177 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:36,177 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:36,177 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:36,178 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:36,178 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:36,184 WARN L623 FunctionHandler]: Unknown extern function single_open [2022-12-14 14:02:36,189 WARN L623 FunctionHandler]: Unknown extern function single_release [2022-12-14 14:02:36,195 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:36,196 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:36,196 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:36,197 WARN L623 FunctionHandler]: Unknown extern function seq_puts [2022-12-14 14:02:36,197 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:36,197 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:36,198 WARN L623 FunctionHandler]: Unknown extern function seq_puts [2022-12-14 14:02:36,198 WARN L623 FunctionHandler]: Unknown extern function seq_puts [2022-12-14 14:02:36,203 WARN L623 FunctionHandler]: Unknown extern function single_open [2022-12-14 14:02:36,209 WARN L623 FunctionHandler]: Unknown extern function single_release [2022-12-14 14:02:36,210 WARN L623 FunctionHandler]: Unknown extern function debugfs_create_dir [2022-12-14 14:02:36,210 WARN L623 FunctionHandler]: Unknown extern function debugfs_create_file [2022-12-14 14:02:36,210 WARN L623 FunctionHandler]: Unknown extern function debugfs_create_file [2022-12-14 14:02:36,211 WARN L623 FunctionHandler]: Unknown extern function debugfs_create_file [2022-12-14 14:02:36,211 WARN L623 FunctionHandler]: Unknown extern function debugfs_create_file [2022-12-14 14:02:36,211 WARN L623 FunctionHandler]: Unknown extern function debugfs_create_file [2022-12-14 14:02:36,211 WARN L623 FunctionHandler]: Unknown extern function debugfs_create_file [2022-12-14 14:02:36,211 WARN L623 FunctionHandler]: Unknown extern function debugfs_create_file [2022-12-14 14:02:36,212 WARN L623 FunctionHandler]: Unknown extern function debugfs_remove_recursive [2022-12-14 14:02:36,212 WARN L623 FunctionHandler]: Unknown extern function debugfs_create_dir [2022-12-14 14:02:36,212 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 14:02:36,212 WARN L623 FunctionHandler]: Unknown extern function debugfs_remove [2022-12-14 14:02:36,347 WARN L623 FunctionHandler]: Unknown extern function seq_read [2022-12-14 14:02:36,347 WARN L623 FunctionHandler]: Unknown extern function seq_lseek [2022-12-14 14:02:36,348 WARN L623 FunctionHandler]: Unknown extern function seq_read [2022-12-14 14:02:36,348 WARN L623 FunctionHandler]: Unknown extern function seq_lseek [2022-12-14 14:02:36,348 WARN L623 FunctionHandler]: Unknown extern function seq_read [2022-12-14 14:02:36,348 WARN L623 FunctionHandler]: Unknown extern function seq_lseek [2022-12-14 14:02:36,348 WARN L623 FunctionHandler]: Unknown extern function seq_read [2022-12-14 14:02:36,348 WARN L623 FunctionHandler]: Unknown extern function seq_lseek [2022-12-14 14:02:36,349 WARN L623 FunctionHandler]: Unknown extern function seq_read [2022-12-14 14:02:36,349 WARN L623 FunctionHandler]: Unknown extern function seq_lseek [2022-12-14 14:02:36,349 WARN L623 FunctionHandler]: Unknown extern function seq_read [2022-12-14 14:02:36,349 WARN L623 FunctionHandler]: Unknown extern function seq_lseek [2022-12-14 14:02:36,349 WARN L623 FunctionHandler]: Unknown extern function seq_read [2022-12-14 14:02:36,349 WARN L623 FunctionHandler]: Unknown extern function seq_lseek [2022-12-14 14:02:36,351 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-14 14:02:36,366 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-14 14:02:36,392 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-14 14:02:36,392 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-12-14 14:02:36,392 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-12-14 14:02:36,392 WARN L623 FunctionHandler]: Unknown extern function __copy_from_user_overflow [2022-12-14 14:02:36,397 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-14 14:02:36,397 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-12-14 14:02:36,397 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-12-14 14:02:36,397 WARN L623 FunctionHandler]: Unknown extern function __copy_to_user_overflow [2022-12-14 14:02:36,428 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:36,429 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:36,429 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-14 14:02:36,430 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:02:36,430 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:36,431 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:02:36,431 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:36,432 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:36,432 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:36,439 WARN L623 FunctionHandler]: Unknown extern function remap_pfn_range [2022-12-14 14:02:36,440 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:02:36,594 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:02:36,620 WARN L623 FunctionHandler]: Unknown extern function dma_sync_wait [2022-12-14 14:02:36,620 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:36,632 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:36,639 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:36,661 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:36,671 WARN L623 FunctionHandler]: Unknown extern function vringh_getdesc_kern [2022-12-14 14:02:36,671 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:36,672 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:36,672 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:36,673 WARN L623 FunctionHandler]: Unknown extern function vringh_complete_kern [2022-12-14 14:02:36,674 WARN L623 FunctionHandler]: Unknown extern function vringh_need_notify_kern [2022-12-14 14:02:36,680 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:36,680 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:36,681 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:36,687 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 14:02:36,688 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:02:36,693 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:02:36,695 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:02:36,695 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-14 14:02:36,696 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-14 14:02:36,702 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-14 14:02:36,703 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:36,704 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-12-14 14:02:36,704 WARN L623 FunctionHandler]: Unknown extern function __might_sleep [2022-12-14 14:02:36,704 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-12-14 14:02:36,705 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait_event [2022-12-14 14:02:36,705 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout [2022-12-14 14:02:36,705 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-12-14 14:02:36,706 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:02:36,712 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:36,712 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:36,713 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:36,713 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:36,713 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:36,714 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:36,714 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:02:36,721 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-14 14:02:36,721 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-14 14:02:36,721 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-14 14:02:36,722 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:36,723 WARN L623 FunctionHandler]: Unknown extern function free_pages [2022-12-14 14:02:36,723 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:36,724 WARN L623 FunctionHandler]: Unknown extern function vringh_init_kern [2022-12-14 14:02:36,724 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:36,725 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:02:36,726 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:02:36,727 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:02:36,728 WARN L623 FunctionHandler]: Unknown extern function free_pages [2022-12-14 14:02:36,728 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-14 14:02:36,729 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:02:36,730 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-12-14 14:02:36,730 WARN L623 FunctionHandler]: Unknown extern function __might_sleep [2022-12-14 14:02:36,730 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-12-14 14:02:36,730 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait_event [2022-12-14 14:02:36,731 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout [2022-12-14 14:02:36,731 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-12-14 14:02:36,731 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:02:36,732 WARN L623 FunctionHandler]: Unknown extern function flush_work [2022-12-14 14:02:36,732 WARN L623 FunctionHandler]: Unknown extern function free_pages [2022-12-14 14:02:36,733 WARN L623 FunctionHandler]: Unknown extern function free_pages [2022-12-14 14:02:36,733 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 14:02:36,734 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:02:37,193 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-14 14:02:37,419 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:02:38,138 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[659224,659237] [2022-12-14 14:02:38,141 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[659369,659382] [2022-12-14 14:02:38,141 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[659515,659528] [2022-12-14 14:02:38,141 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[659680,659693] [2022-12-14 14:02:38,141 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[659838,659851] [2022-12-14 14:02:38,142 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[659996,660009] [2022-12-14 14:02:38,142 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[660154,660167] [2022-12-14 14:02:38,142 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[660314,660327] [2022-12-14 14:02:38,142 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[660473,660486] [2022-12-14 14:02:38,143 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[660612,660625] [2022-12-14 14:02:38,143 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[660754,660767] [2022-12-14 14:02:38,143 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[660903,660916] [2022-12-14 14:02:38,143 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[661042,661055] [2022-12-14 14:02:38,144 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[661197,661210] [2022-12-14 14:02:38,144 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[661357,661370] [2022-12-14 14:02:38,144 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[661508,661521] [2022-12-14 14:02:38,144 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[661659,661672] [2022-12-14 14:02:38,145 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[661811,661824] [2022-12-14 14:02:38,145 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[661960,661973] [2022-12-14 14:02:38,145 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[662108,662121] [2022-12-14 14:02:38,145 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[662265,662278] [2022-12-14 14:02:38,145 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[662414,662427] [2022-12-14 14:02:38,146 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[662570,662583] [2022-12-14 14:02:38,146 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[662723,662736] [2022-12-14 14:02:38,146 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[662869,662882] [2022-12-14 14:02:38,146 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[663012,663025] [2022-12-14 14:02:38,147 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[663164,663177] [2022-12-14 14:02:38,147 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[663310,663323] [2022-12-14 14:02:38,147 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[663455,663468] [2022-12-14 14:02:38,147 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[663609,663622] [2022-12-14 14:02:38,147 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[663760,663773] [2022-12-14 14:02:38,148 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[663915,663928] [2022-12-14 14:02:38,148 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[664067,664080] [2022-12-14 14:02:38,148 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[664222,664235] [2022-12-14 14:02:38,148 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[664386,664399] [2022-12-14 14:02:38,149 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[664542,664555] [2022-12-14 14:02:38,149 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[664706,664719] [2022-12-14 14:02:38,149 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[664848,664861] [2022-12-14 14:02:38,149 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[665006,665019] [2022-12-14 14:02:38,149 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[665173,665186] [2022-12-14 14:02:38,150 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[665332,665345] [2022-12-14 14:02:38,150 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[665491,665504] [2022-12-14 14:02:38,150 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[665640,665653] [2022-12-14 14:02:38,150 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[665787,665800] [2022-12-14 14:02:38,151 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[665926,665939] [2022-12-14 14:02:38,151 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[666089,666102] [2022-12-14 14:02:38,151 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[666255,666268] [2022-12-14 14:02:38,151 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[666419,666432] [2022-12-14 14:02:38,151 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[666584,666597] [2022-12-14 14:02:38,152 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[666749,666762] [2022-12-14 14:02:38,152 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[666915,666928] [2022-12-14 14:02:38,152 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[667080,667093] [2022-12-14 14:02:38,153 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[667247,667260] [2022-12-14 14:02:38,153 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[667407,667420] [2022-12-14 14:02:38,153 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[667569,667582] [2022-12-14 14:02:38,153 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[667728,667741] [2022-12-14 14:02:38,153 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[667874,667887] [2022-12-14 14:02:38,154 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[668017,668030] [2022-12-14 14:02:38,154 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[668161,668174] [2022-12-14 14:02:38,154 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[668304,668317] [2022-12-14 14:02:38,154 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[668448,668461] [2022-12-14 14:02:38,155 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[668589,668602] [2022-12-14 14:02:38,155 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[668727,668740] [2022-12-14 14:02:38,155 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[668885,668898] [2022-12-14 14:02:38,155 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[669044,669057] [2022-12-14 14:02:38,156 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[669200,669213] [2022-12-14 14:02:38,156 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[669349,669362] [2022-12-14 14:02:38,156 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[669501,669514] [2022-12-14 14:02:38,156 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[669652,669665] [2022-12-14 14:02:38,156 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[669801,669814] [2022-12-14 14:02:38,157 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[669953,669966] [2022-12-14 14:02:38,157 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[670101,670114] [2022-12-14 14:02:38,157 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[670254,670267] [2022-12-14 14:02:38,157 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[670405,670418] [2022-12-14 14:02:38,158 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[670555,670568] [2022-12-14 14:02:38,158 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[670702,670715] [2022-12-14 14:02:38,158 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[670853,670866] [2022-12-14 14:02:38,158 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[671004,671017] [2022-12-14 14:02:38,158 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[671152,671165] [2022-12-14 14:02:38,159 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[671318,671331] [2022-12-14 14:02:38,159 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[671487,671500] [2022-12-14 14:02:38,159 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[671654,671667] [2022-12-14 14:02:38,159 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[671822,671835] [2022-12-14 14:02:38,160 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[671972,671985] [2022-12-14 14:02:38,160 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[672119,672132] [2022-12-14 14:02:38,160 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[672280,672293] [2022-12-14 14:02:38,160 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[672450,672463] [2022-12-14 14:02:38,160 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[672612,672625] [2022-12-14 14:02:38,183 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 14:02:38,211 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 14:02:38,275 WARN L623 FunctionHandler]: Unknown extern function kernfs_find_and_get_ns [2022-12-14 14:02:38,276 WARN L623 FunctionHandler]: Unknown extern function kernfs_put [2022-12-14 14:02:38,276 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-14 14:02:38,277 WARN L623 FunctionHandler]: Unknown extern function dma_set_mask [2022-12-14 14:02:38,279 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:38,281 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:02:38,281 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:38,286 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:02:38,291 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-14 14:02:38,292 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-14 14:02:38,292 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-14 14:02:38,292 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-14 14:02:38,292 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-14 14:02:38,293 WARN L623 FunctionHandler]: Unknown extern function register_pm_notifier [2022-12-14 14:02:38,293 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:38,293 WARN L623 FunctionHandler]: Unknown extern function flush_work [2022-12-14 14:02:38,293 WARN L623 FunctionHandler]: Unknown extern function flush_work [2022-12-14 14:02:38,294 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:02:38,294 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:02:38,294 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:02:38,294 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:02:38,294 WARN L623 FunctionHandler]: Unknown extern function flush_work [2022-12-14 14:02:38,294 WARN L623 FunctionHandler]: Unknown extern function flush_work [2022-12-14 14:02:38,295 WARN L623 FunctionHandler]: Unknown extern function unregister_pm_notifier [2022-12-14 14:02:38,295 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:38,295 WARN L623 FunctionHandler]: Unknown extern function ida_simple_get [2022-12-14 14:02:38,296 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:38,296 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:38,296 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-12-14 14:02:38,296 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:38,296 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-12-14 14:02:38,296 WARN L623 FunctionHandler]: Unknown extern function pci_request_regions [2022-12-14 14:02:38,297 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:38,297 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:38,298 WARN L623 FunctionHandler]: Unknown extern function pci_ioremap_bar [2022-12-14 14:02:38,298 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:38,299 WARN L623 FunctionHandler]: Unknown extern function ioremap_wc [2022-12-14 14:02:38,299 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:38,300 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:38,300 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:38,300 WARN L623 FunctionHandler]: Unknown extern function device_create_with_groups [2022-12-14 14:02:38,301 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:38,301 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:38,302 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:38,303 WARN L623 FunctionHandler]: Unknown extern function cdev_add [2022-12-14 14:02:38,303 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:38,303 WARN L623 FunctionHandler]: Unknown extern function device_destroy [2022-12-14 14:02:38,304 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-12-14 14:02:38,304 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-14 14:02:38,304 WARN L623 FunctionHandler]: Unknown extern function ida_simple_remove [2022-12-14 14:02:38,304 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:02:38,304 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:38,305 WARN L623 FunctionHandler]: Unknown extern function flush_work [2022-12-14 14:02:38,305 WARN L623 FunctionHandler]: Unknown extern function device_destroy [2022-12-14 14:02:38,305 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-12-14 14:02:38,306 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-14 14:02:38,306 WARN L623 FunctionHandler]: Unknown extern function ida_simple_remove [2022-12-14 14:02:38,306 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:02:38,306 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 14:02:38,307 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 14:02:38,307 WARN L623 FunctionHandler]: Unknown extern function ida_init [2022-12-14 14:02:38,307 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 14:02:38,308 WARN L623 FunctionHandler]: Unknown extern function ida_destroy [2022-12-14 14:02:38,346 WARN L623 FunctionHandler]: Unknown extern function cdev_init [2022-12-14 14:02:38,346 WARN L623 FunctionHandler]: Unknown extern function cdev_del [2022-12-14 14:02:38,347 WARN L623 FunctionHandler]: Unknown extern function alloc_chrdev_region [2022-12-14 14:02:38,348 WARN L623 FunctionHandler]: Unknown extern function __pci_register_driver [2022-12-14 14:02:38,348 WARN L623 FunctionHandler]: Unknown extern function unregister_chrdev_region [2022-12-14 14:02:38,348 WARN L623 FunctionHandler]: Unknown extern function pci_unregister_driver [2022-12-14 14:02:38,349 WARN L623 FunctionHandler]: Unknown extern function unregister_chrdev_region [2022-12-14 14:02:38,349 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-12-14 14:02:38,350 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 14:02:38,351 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 14:02:38,352 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:02:38,354 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:02:38,365 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 14:02:38,366 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:38,368 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:02:38,368 WARN L623 FunctionHandler]: Unknown extern function request_firmware [2022-12-14 14:02:38,369 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:38,371 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 14:02:38,371 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 14:02:38,371 WARN L623 FunctionHandler]: Unknown extern function release_firmware [2022-12-14 14:02:38,373 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:02:38,375 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:38,376 WARN L623 FunctionHandler]: Unknown extern function request_firmware [2022-12-14 14:02:38,377 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:38,379 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:38,379 WARN L623 FunctionHandler]: Unknown extern function release_firmware [2022-12-14 14:02:38,381 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:38,383 WARN L623 FunctionHandler]: Unknown extern function release_firmware [2022-12-14 14:02:38,383 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:02:38,389 WARN L623 FunctionHandler]: Unknown extern function kstrtoull [2022-12-14 14:02:38,389 WARN L623 FunctionHandler]: Unknown extern function kernfs_notify [2022-12-14 14:02:38,391 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:02:38,393 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:02:38,397 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:02:38,401 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:02:38,403 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:02:38,406 WARN L623 FunctionHandler]: Unknown extern function sysfs_streq [2022-12-14 14:02:38,407 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:38,408 WARN L623 FunctionHandler]: Unknown extern function sysfs_streq [2022-12-14 14:02:38,414 WARN L623 FunctionHandler]: Unknown extern function sysfs_streq [2022-12-14 14:02:38,414 WARN L623 FunctionHandler]: Unknown extern function sysfs_streq [2022-12-14 14:02:38,417 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:02:38,420 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:02:38,423 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:02:38,423 WARN L623 FunctionHandler]: Unknown extern function strncpy [2022-12-14 14:02:38,426 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:02:38,437 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:02:38,437 WARN L623 FunctionHandler]: Unknown extern function strncpy [2022-12-14 14:02:38,440 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:02:38,442 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:02:38,443 WARN L623 FunctionHandler]: Unknown extern function strncpy [2022-12-14 14:02:38,446 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:02:38,448 WARN L623 FunctionHandler]: Unknown extern function sysfs_streq [2022-12-14 14:02:38,449 WARN L623 FunctionHandler]: Unknown extern function sysfs_streq [2022-12-14 14:02:38,449 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:02:38,449 WARN L623 FunctionHandler]: Unknown extern function strncpy [2022-12-14 14:02:38,452 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:02:38,456 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:02:38,469 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-14 14:02:38,470 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-14 14:02:38,473 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-14 14:02:38,473 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-14 14:02:38,474 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_page [2022-12-14 14:02:38,475 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_page [2022-12-14 14:02:38,475 WARN L623 FunctionHandler]: Unknown extern function debug_dma_mapping_error [2022-12-14 14:02:38,489 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:38,492 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:02:38,492 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:38,505 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:38,507 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 14:02:38,508 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:02:38,511 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:38,516 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-14 14:02:38,518 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:02:38,519 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:02:38,521 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:02:38,522 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 14:02:38,523 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:02:38,523 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:02:38,525 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-14 14:02:38,526 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-14 14:02:38,526 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-14 14:02:38,527 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-12-14 14:02:38,527 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-12-14 14:02:38,527 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-12-14 14:02:38,528 WARN L623 FunctionHandler]: Unknown extern function pci_enable_msi_range [2022-12-14 14:02:38,529 WARN L623 FunctionHandler]: Unknown extern function pci_enable_msix_range [2022-12-14 14:02:38,538 WARN L623 FunctionHandler]: Unknown extern function ida_simple_get [2022-12-14 14:02:38,539 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:02:38,540 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 14:02:38,540 WARN L623 FunctionHandler]: Unknown extern function ida_simple_remove [2022-12-14 14:02:38,540 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:02:38,542 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:02:38,543 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:02:38,544 WARN L623 FunctionHandler]: Unknown extern function pci_disable_msix [2022-12-14 14:02:38,544 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:02:38,545 WARN L623 FunctionHandler]: Unknown extern function ida_init [2022-12-14 14:02:38,545 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-14 14:02:38,546 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-14 14:02:38,547 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 14:02:38,547 WARN L623 FunctionHandler]: Unknown extern function ida_simple_remove [2022-12-14 14:02:38,547 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:02:38,547 WARN L623 FunctionHandler]: Unknown extern function ida_destroy [2022-12-14 14:02:38,548 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:02:38,548 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:02:38,549 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:38,550 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:38,550 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:02:38,551 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:02:38,551 WARN L623 FunctionHandler]: Unknown extern function pci_disable_msi [2022-12-14 14:02:38,551 WARN L623 FunctionHandler]: Unknown extern function pci_msi_off [2022-12-14 14:02:38,551 WARN L623 FunctionHandler]: Unknown extern function pci_intx [2022-12-14 14:02:38,552 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:38,552 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:02:38,555 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:38,556 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:38,558 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:02:38,582 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:02:38,583 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:38,587 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:02:38,591 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 14:02:38,594 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:02:38,595 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 14:02:38,599 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:02:38,600 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:38,605 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 14:02:38,605 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:02:38,605 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:02:38,606 WARN L623 FunctionHandler]: Unknown extern function pci_disable_msix [2022-12-14 14:02:38,606 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:02:38,606 WARN L623 FunctionHandler]: Unknown extern function pci_disable_msi [2022-12-14 14:02:38,613 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-14 14:02:38,613 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-14 14:02:38,613 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-14 14:02:38,613 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-12-14 14:02:38,614 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-12-14 14:02:38,614 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-12-14 14:02:38,615 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-12-14 14:02:38,615 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-12-14 14:02:38,615 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-12-14 14:02:38,617 WARN L623 FunctionHandler]: Unknown extern function __dma_request_channel [2022-12-14 14:02:38,617 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:38,630 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 14:02:38,630 WARN L623 FunctionHandler]: Unknown extern function complete_all [2022-12-14 14:02:38,633 WARN L623 FunctionHandler]: Unknown extern function mbus_register_device [2022-12-14 14:02:38,637 WARN L623 FunctionHandler]: Unknown extern function dma_release_channel [2022-12-14 14:02:38,638 WARN L623 FunctionHandler]: Unknown extern function dma_release_channel [2022-12-14 14:02:38,640 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 14:02:38,644 WARN L623 FunctionHandler]: Unknown extern function mbus_unregister_device [2022-12-14 14:02:38,645 WARN L623 FunctionHandler]: Unknown extern function mbus_unregister_device [2022-12-14 14:02:38,645 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion_timeout [2022-12-14 14:02:38,646 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion_timeout [2022-12-14 14:02:38,649 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 14:02:38,649 WARN L623 FunctionHandler]: Unknown extern function seq_write [2022-12-14 14:02:38,649 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:02:38,650 WARN L623 FunctionHandler]: Unknown extern function single_open [2022-12-14 14:02:38,650 WARN L623 FunctionHandler]: Unknown extern function single_release [2022-12-14 14:02:38,651 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:38,651 WARN L623 FunctionHandler]: Unknown extern function seq_puts [2022-12-14 14:02:38,652 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:38,652 WARN L623 FunctionHandler]: Unknown extern function seq_puts [2022-12-14 14:02:38,652 WARN L623 FunctionHandler]: Unknown extern function single_open [2022-12-14 14:02:38,653 WARN L623 FunctionHandler]: Unknown extern function single_release [2022-12-14 14:02:38,653 WARN L623 FunctionHandler]: Unknown extern function single_open [2022-12-14 14:02:38,653 WARN L623 FunctionHandler]: Unknown extern function single_release [2022-12-14 14:02:38,666 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:38,666 WARN L623 FunctionHandler]: Unknown extern function single_open [2022-12-14 14:02:38,667 WARN L623 FunctionHandler]: Unknown extern function single_release [2022-12-14 14:02:38,667 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:38,667 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:38,668 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:38,668 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:38,668 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:38,668 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:38,669 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:38,669 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:38,669 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:38,669 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:38,669 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:38,669 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:38,670 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:38,670 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:38,670 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:38,670 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:38,671 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:38,671 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:38,671 WARN L623 FunctionHandler]: Unknown extern function seq_puts [2022-12-14 14:02:38,671 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:38,672 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:38,672 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:38,672 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:38,672 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:38,672 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:38,672 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:38,673 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:38,673 WARN L623 FunctionHandler]: Unknown extern function single_open [2022-12-14 14:02:38,673 WARN L623 FunctionHandler]: Unknown extern function single_release [2022-12-14 14:02:38,674 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:38,675 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:38,675 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:38,675 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:38,676 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:38,676 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:38,676 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:38,676 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:38,677 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:38,677 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:38,677 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:38,678 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:38,678 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:38,678 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:38,679 WARN L623 FunctionHandler]: Unknown extern function single_open [2022-12-14 14:02:38,679 WARN L623 FunctionHandler]: Unknown extern function single_release [2022-12-14 14:02:38,682 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:38,682 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:38,683 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:38,683 WARN L623 FunctionHandler]: Unknown extern function seq_puts [2022-12-14 14:02:38,683 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:38,683 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 14:02:38,684 WARN L623 FunctionHandler]: Unknown extern function seq_puts [2022-12-14 14:02:38,684 WARN L623 FunctionHandler]: Unknown extern function seq_puts [2022-12-14 14:02:38,684 WARN L623 FunctionHandler]: Unknown extern function single_open [2022-12-14 14:02:38,685 WARN L623 FunctionHandler]: Unknown extern function single_release [2022-12-14 14:02:38,685 WARN L623 FunctionHandler]: Unknown extern function debugfs_create_dir [2022-12-14 14:02:38,685 WARN L623 FunctionHandler]: Unknown extern function debugfs_create_file [2022-12-14 14:02:38,686 WARN L623 FunctionHandler]: Unknown extern function debugfs_create_file [2022-12-14 14:02:38,686 WARN L623 FunctionHandler]: Unknown extern function debugfs_create_file [2022-12-14 14:02:38,686 WARN L623 FunctionHandler]: Unknown extern function debugfs_create_file [2022-12-14 14:02:38,686 WARN L623 FunctionHandler]: Unknown extern function debugfs_create_file [2022-12-14 14:02:38,686 WARN L623 FunctionHandler]: Unknown extern function debugfs_create_file [2022-12-14 14:02:38,687 WARN L623 FunctionHandler]: Unknown extern function debugfs_create_file [2022-12-14 14:02:38,687 WARN L623 FunctionHandler]: Unknown extern function debugfs_remove_recursive [2022-12-14 14:02:38,687 WARN L623 FunctionHandler]: Unknown extern function debugfs_create_dir [2022-12-14 14:02:38,687 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 14:02:38,688 WARN L623 FunctionHandler]: Unknown extern function debugfs_remove [2022-12-14 14:02:38,702 WARN L623 FunctionHandler]: Unknown extern function seq_read [2022-12-14 14:02:38,703 WARN L623 FunctionHandler]: Unknown extern function seq_lseek [2022-12-14 14:02:38,703 WARN L623 FunctionHandler]: Unknown extern function seq_read [2022-12-14 14:02:38,703 WARN L623 FunctionHandler]: Unknown extern function seq_lseek [2022-12-14 14:02:38,703 WARN L623 FunctionHandler]: Unknown extern function seq_read [2022-12-14 14:02:38,704 WARN L623 FunctionHandler]: Unknown extern function seq_lseek [2022-12-14 14:02:38,704 WARN L623 FunctionHandler]: Unknown extern function seq_read [2022-12-14 14:02:38,704 WARN L623 FunctionHandler]: Unknown extern function seq_lseek [2022-12-14 14:02:38,704 WARN L623 FunctionHandler]: Unknown extern function seq_read [2022-12-14 14:02:38,704 WARN L623 FunctionHandler]: Unknown extern function seq_lseek [2022-12-14 14:02:38,705 WARN L623 FunctionHandler]: Unknown extern function seq_read [2022-12-14 14:02:38,705 WARN L623 FunctionHandler]: Unknown extern function seq_lseek [2022-12-14 14:02:38,705 WARN L623 FunctionHandler]: Unknown extern function seq_read [2022-12-14 14:02:38,705 WARN L623 FunctionHandler]: Unknown extern function seq_lseek [2022-12-14 14:02:38,707 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-14 14:02:38,707 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-14 14:02:38,707 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-14 14:02:38,707 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-12-14 14:02:38,708 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-12-14 14:02:38,708 WARN L623 FunctionHandler]: Unknown extern function __copy_from_user_overflow [2022-12-14 14:02:38,708 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-14 14:02:38,708 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-12-14 14:02:38,708 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-12-14 14:02:38,709 WARN L623 FunctionHandler]: Unknown extern function __copy_to_user_overflow [2022-12-14 14:02:38,712 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:38,712 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:38,713 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-14 14:02:38,713 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:02:38,714 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:38,714 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:02:38,715 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:38,715 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:38,715 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:38,718 WARN L623 FunctionHandler]: Unknown extern function remap_pfn_range [2022-12-14 14:02:38,718 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:02:38,720 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:02:38,722 WARN L623 FunctionHandler]: Unknown extern function dma_sync_wait [2022-12-14 14:02:38,722 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:38,724 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:38,726 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:38,729 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:38,730 WARN L623 FunctionHandler]: Unknown extern function vringh_getdesc_kern [2022-12-14 14:02:38,731 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:38,731 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:38,732 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:38,732 WARN L623 FunctionHandler]: Unknown extern function vringh_complete_kern [2022-12-14 14:02:38,733 WARN L623 FunctionHandler]: Unknown extern function vringh_need_notify_kern [2022-12-14 14:02:38,733 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:38,734 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:38,734 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:38,734 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 14:02:38,735 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:02:38,736 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:02:38,737 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:02:38,738 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-14 14:02:38,739 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-14 14:02:38,740 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-14 14:02:38,742 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:38,743 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-12-14 14:02:38,744 WARN L623 FunctionHandler]: Unknown extern function __might_sleep [2022-12-14 14:02:38,744 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-12-14 14:02:38,744 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait_event [2022-12-14 14:02:38,745 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout [2022-12-14 14:02:38,745 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-12-14 14:02:38,745 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:02:38,746 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:38,747 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:38,747 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:38,748 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:38,748 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:38,749 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:38,749 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:02:38,750 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-14 14:02:38,751 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-14 14:02:38,751 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-14 14:02:38,752 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:38,752 WARN L623 FunctionHandler]: Unknown extern function free_pages [2022-12-14 14:02:38,752 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:38,753 WARN L623 FunctionHandler]: Unknown extern function vringh_init_kern [2022-12-14 14:02:38,753 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 14:02:38,754 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:02:38,756 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:02:38,757 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:02:38,767 WARN L623 FunctionHandler]: Unknown extern function free_pages [2022-12-14 14:02:38,768 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-14 14:02:38,769 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:02:38,771 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-12-14 14:02:38,771 WARN L623 FunctionHandler]: Unknown extern function __might_sleep [2022-12-14 14:02:38,772 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-12-14 14:02:38,772 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait_event [2022-12-14 14:02:38,772 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout [2022-12-14 14:02:38,772 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-12-14 14:02:38,773 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:02:38,774 WARN L623 FunctionHandler]: Unknown extern function flush_work [2022-12-14 14:02:38,774 WARN L623 FunctionHandler]: Unknown extern function free_pages [2022-12-14 14:02:38,774 WARN L623 FunctionHandler]: Unknown extern function free_pages [2022-12-14 14:02:38,775 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 14:02:38,775 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:02:38,785 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-14 14:02:38,790 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:02:38,804 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[659224,659237] [2022-12-14 14:02:38,805 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[659369,659382] [2022-12-14 14:02:38,805 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[659515,659528] [2022-12-14 14:02:38,805 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[659680,659693] [2022-12-14 14:02:38,805 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[659838,659851] [2022-12-14 14:02:38,806 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[659996,660009] [2022-12-14 14:02:38,806 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[660154,660167] [2022-12-14 14:02:38,806 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[660314,660327] [2022-12-14 14:02:38,806 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[660473,660486] [2022-12-14 14:02:38,807 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[660612,660625] [2022-12-14 14:02:38,807 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[660754,660767] [2022-12-14 14:02:38,807 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[660903,660916] [2022-12-14 14:02:38,807 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[661042,661055] [2022-12-14 14:02:38,807 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[661197,661210] [2022-12-14 14:02:38,808 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[661357,661370] [2022-12-14 14:02:38,808 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[661508,661521] [2022-12-14 14:02:38,808 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[661659,661672] [2022-12-14 14:02:38,808 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[661811,661824] [2022-12-14 14:02:38,809 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[661960,661973] [2022-12-14 14:02:38,809 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[662108,662121] [2022-12-14 14:02:38,809 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[662265,662278] [2022-12-14 14:02:38,809 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[662414,662427] [2022-12-14 14:02:38,809 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[662570,662583] [2022-12-14 14:02:38,810 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[662723,662736] [2022-12-14 14:02:38,810 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[662869,662882] [2022-12-14 14:02:38,810 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[663012,663025] [2022-12-14 14:02:38,810 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[663164,663177] [2022-12-14 14:02:38,811 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[663310,663323] [2022-12-14 14:02:38,811 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[663455,663468] [2022-12-14 14:02:38,811 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[663609,663622] [2022-12-14 14:02:38,811 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[663760,663773] [2022-12-14 14:02:38,811 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[663915,663928] [2022-12-14 14:02:38,812 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[664067,664080] [2022-12-14 14:02:38,812 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[664222,664235] [2022-12-14 14:02:38,812 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[664386,664399] [2022-12-14 14:02:38,812 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[664542,664555] [2022-12-14 14:02:38,813 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[664706,664719] [2022-12-14 14:02:38,813 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[664848,664861] [2022-12-14 14:02:38,813 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[665006,665019] [2022-12-14 14:02:38,813 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[665173,665186] [2022-12-14 14:02:38,814 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[665332,665345] [2022-12-14 14:02:38,814 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[665491,665504] [2022-12-14 14:02:38,814 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[665640,665653] [2022-12-14 14:02:38,814 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[665787,665800] [2022-12-14 14:02:38,815 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[665926,665939] [2022-12-14 14:02:38,815 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[666089,666102] [2022-12-14 14:02:38,815 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[666255,666268] [2022-12-14 14:02:38,815 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[666419,666432] [2022-12-14 14:02:38,816 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[666584,666597] [2022-12-14 14:02:38,816 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[666749,666762] [2022-12-14 14:02:38,816 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[666915,666928] [2022-12-14 14:02:38,816 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[667080,667093] [2022-12-14 14:02:38,816 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[667247,667260] [2022-12-14 14:02:38,817 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[667407,667420] [2022-12-14 14:02:38,817 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[667569,667582] [2022-12-14 14:02:38,817 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[667728,667741] [2022-12-14 14:02:38,817 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[667874,667887] [2022-12-14 14:02:38,818 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[668017,668030] [2022-12-14 14:02:38,818 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[668161,668174] [2022-12-14 14:02:38,818 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[668304,668317] [2022-12-14 14:02:38,818 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[668448,668461] [2022-12-14 14:02:38,818 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[668589,668602] [2022-12-14 14:02:38,819 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[668727,668740] [2022-12-14 14:02:38,819 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[668885,668898] [2022-12-14 14:02:38,819 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[669044,669057] [2022-12-14 14:02:38,819 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[669200,669213] [2022-12-14 14:02:38,820 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[669349,669362] [2022-12-14 14:02:38,820 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[669501,669514] [2022-12-14 14:02:38,820 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[669652,669665] [2022-12-14 14:02:38,820 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[669801,669814] [2022-12-14 14:02:38,820 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[669953,669966] [2022-12-14 14:02:38,821 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[670101,670114] [2022-12-14 14:02:38,821 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[670254,670267] [2022-12-14 14:02:38,821 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[670405,670418] [2022-12-14 14:02:38,821 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[670555,670568] [2022-12-14 14:02:38,822 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[670702,670715] [2022-12-14 14:02:38,822 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[670853,670866] [2022-12-14 14:02:38,822 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[671004,671017] [2022-12-14 14:02:38,822 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[671152,671165] [2022-12-14 14:02:38,822 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[671318,671331] [2022-12-14 14:02:38,823 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[671487,671500] [2022-12-14 14:02:38,823 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[671654,671667] [2022-12-14 14:02:38,823 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[671822,671835] [2022-12-14 14:02:38,823 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[671972,671985] [2022-12-14 14:02:38,824 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[672119,672132] [2022-12-14 14:02:38,824 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[672280,672293] [2022-12-14 14:02:38,824 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[672450,672463] [2022-12-14 14:02:38,824 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[672612,672625] [2022-12-14 14:02:38,828 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 14:02:39,185 INFO L208 MainTranslator]: Completed translation [2022-12-14 14:02:39,186 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:02:39 WrapperNode [2022-12-14 14:02:39,186 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 14:02:39,187 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 14:02:39,187 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 14:02:39,187 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 14:02:39,192 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:02:39" (1/1) ... [2022-12-14 14:02:39,262 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:02:39" (1/1) ... [2022-12-14 14:02:39,485 INFO L138 Inliner]: procedures = 1031, calls = 5553, calls flagged for inlining = 517, calls inlined = 430, statements flattened = 14131 [2022-12-14 14:02:39,486 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 14:02:39,486 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 14:02:39,487 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 14:02:39,487 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 14:02:39,494 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:02:39" (1/1) ... [2022-12-14 14:02:39,494 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:02:39" (1/1) ... [2022-12-14 14:02:39,559 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:02:39" (1/1) ... [2022-12-14 14:02:39,559 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:02:39" (1/1) ... [2022-12-14 14:02:39,775 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:02:39" (1/1) ... [2022-12-14 14:02:39,805 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:02:39" (1/1) ... [2022-12-14 14:02:39,912 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:02:39" (1/1) ... [2022-12-14 14:02:39,929 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:02:39" (1/1) ... [2022-12-14 14:02:39,992 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 14:02:39,993 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 14:02:39,993 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 14:02:39,993 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 14:02:39,994 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:02:39" (1/1) ... [2022-12-14 14:02:39,999 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 14:02:40,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 14:02:40,019 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-14 14:02:40,020 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-14 14:02:40,046 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2022-12-14 14:02:40,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2022-12-14 14:02:40,046 INFO L130 BoogieDeclarations]: Found specification of procedure mic_smpt_align_high [2022-12-14 14:02:40,046 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_smpt_align_high [2022-12-14 14:02:40,046 INFO L130 BoogieDeclarations]: Found specification of procedure seq_puts [2022-12-14 14:02:40,046 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_puts [2022-12-14 14:02:40,046 INFO L130 BoogieDeclarations]: Found specification of procedure mic_vdev_info_debug_open [2022-12-14 14:02:40,046 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_vdev_info_debug_open [2022-12-14 14:02:40,046 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_vr_mutex_of_mic_vringh [2022-12-14 14:02:40,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_vr_mutex_of_mic_vringh [2022-12-14 14:02:40,047 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-12-14 14:02:40,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-12-14 14:02:40,047 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_callback_6_22 [2022-12-14 14:02:40,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_callback_6_22 [2022-12-14 14:02:40,047 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_callback_6_23 [2022-12-14 14:02:40,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_callback_6_23 [2022-12-14 14:02:40,047 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2022-12-14 14:02:40,047 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2022-12-14 14:02:40,047 INFO L130 BoogieDeclarations]: Found specification of procedure mic_max_system_memory [2022-12-14 14:02:40,047 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_max_system_memory [2022-12-14 14:02:40,047 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-12-14 14:02:40,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-12-14 14:02:40,047 INFO L130 BoogieDeclarations]: Found specification of procedure mic_system_page_mask [2022-12-14 14:02:40,047 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_system_page_mask [2022-12-14 14:02:40,047 INFO L130 BoogieDeclarations]: Found specification of procedure mic_remove [2022-12-14 14:02:40,047 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_remove [2022-12-14 14:02:40,048 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-12-14 14:02:40,048 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-12-14 14:02:40,048 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_toio [2022-12-14 14:02:40,048 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_toio [2022-12-14 14:02:40,048 INFO L130 BoogieDeclarations]: Found specification of procedure cmdline_store [2022-12-14 14:02:40,048 INFO L138 BoogieDeclarations]: Found implementation of procedure cmdline_store [2022-12-14 14:02:40,048 INFO L130 BoogieDeclarations]: Found specification of procedure mic_x100_is_fw_ready [2022-12-14 14:02:40,048 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_x100_is_fw_ready [2022-12-14 14:02:40,048 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2022-12-14 14:02:40,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2022-12-14 14:02:40,048 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2022-12-14 14:02:40,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2022-12-14 14:02:40,048 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~~irqreturn_t~0 [2022-12-14 14:02:40,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~~irqreturn_t~0 [2022-12-14 14:02:40,048 INFO L130 BoogieDeclarations]: Found specification of procedure mic_x100_write_spad [2022-12-14 14:02:40,048 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_x100_write_spad [2022-12-14 14:02:40,049 INFO L130 BoogieDeclarations]: Found specification of procedure mic_smpt_offset [2022-12-14 14:02:40,049 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_smpt_offset [2022-12-14 14:02:40,049 INFO L130 BoogieDeclarations]: Found specification of procedure mic_map_single [2022-12-14 14:02:40,049 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_map_single [2022-12-14 14:02:40,049 INFO L130 BoogieDeclarations]: Found specification of procedure mic_vringh_iov_consumed [2022-12-14 14:02:40,049 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_vringh_iov_consumed [2022-12-14 14:02:40,049 INFO L130 BoogieDeclarations]: Found specification of procedure mic_x100_program_msi_to_src_map [2022-12-14 14:02:40,049 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_x100_program_msi_to_src_map [2022-12-14 14:02:40,049 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-12-14 14:02:40,049 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-12-14 14:02:40,049 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-12-14 14:02:40,049 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-12-14 14:02:40,049 INFO L130 BoogieDeclarations]: Found specification of procedure mic_vdev_info_debug_release [2022-12-14 14:02:40,049 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_vdev_info_debug_release [2022-12-14 14:02:40,049 INFO L130 BoogieDeclarations]: Found specification of procedure mic_x100_send_intr [2022-12-14 14:02:40,049 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_x100_send_intr [2022-12-14 14:02:40,049 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mbus_unregister_device [2022-12-14 14:02:40,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mbus_unregister_device [2022-12-14 14:02:40,050 INFO L130 BoogieDeclarations]: Found specification of procedure mic_vq_configspace [2022-12-14 14:02:40,050 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_vq_configspace [2022-12-14 14:02:40,050 INFO L130 BoogieDeclarations]: Found specification of procedure mic_dev [2022-12-14 14:02:40,050 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_dev [2022-12-14 14:02:40,050 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_dir [2022-12-14 14:02:40,050 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_dir [2022-12-14 14:02:40,050 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-12-14 14:02:40,050 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-12-14 14:02:40,050 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2022-12-14 14:02:40,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2022-12-14 14:02:40,050 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-12-14 14:02:40,050 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-12-14 14:02:40,050 INFO L130 BoogieDeclarations]: Found specification of procedure mic_x100_hw_reset [2022-12-14 14:02:40,050 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_x100_hw_reset [2022-12-14 14:02:40,050 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-12-14 14:02:40,051 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-12-14 14:02:40,051 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_callback_4_23 [2022-12-14 14:02:40,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_callback_4_23 [2022-12-14 14:02:40,051 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_callback_4_22 [2022-12-14 14:02:40,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_callback_4_22 [2022-12-14 14:02:40,051 INFO L130 BoogieDeclarations]: Found specification of procedure flush_work [2022-12-14 14:02:40,051 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_work [2022-12-14 14:02:40,051 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-12-14 14:02:40,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-12-14 14:02:40,051 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-12-14 14:02:40,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-12-14 14:02:40,051 INFO L130 BoogieDeclarations]: Found specification of procedure ida_simple_remove [2022-12-14 14:02:40,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ida_simple_remove [2022-12-14 14:02:40,051 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 14:02:40,051 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2022-12-14 14:02:40,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2022-12-14 14:02:40,052 INFO L130 BoogieDeclarations]: Found specification of procedure _mic_ack_interrupt [2022-12-14 14:02:40,052 INFO L138 BoogieDeclarations]: Found implementation of procedure _mic_ack_interrupt [2022-12-14 14:02:40,052 INFO L130 BoogieDeclarations]: Found specification of procedure mic_x100_smpt_set [2022-12-14 14:02:40,052 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_x100_smpt_set [2022-12-14 14:02:40,052 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~~u32~0~TO~VOID [2022-12-14 14:02:40,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~~u32~0~TO~VOID [2022-12-14 14:02:40,052 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-12-14 14:02:40,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-12-14 14:02:40,052 INFO L130 BoogieDeclarations]: Found specification of procedure mic_desc_size [2022-12-14 14:02:40,052 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_desc_size [2022-12-14 14:02:40,052 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2022-12-14 14:02:40,052 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2022-12-14 14:02:40,052 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-12-14 14:02:40,052 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-12-14 14:02:40,052 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-12-14 14:02:40,052 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-12-14 14:02:40,053 INFO L130 BoogieDeclarations]: Found specification of procedure mic_log_buf_open [2022-12-14 14:02:40,053 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_log_buf_open [2022-12-14 14:02:40,053 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-12-14 14:02:40,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-12-14 14:02:40,053 INFO L130 BoogieDeclarations]: Found specification of procedure virt_to_phys [2022-12-14 14:02:40,053 INFO L138 BoogieDeclarations]: Found implementation of procedure virt_to_phys [2022-12-14 14:02:40,053 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 14:02:40,053 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 14:02:40,053 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-12-14 14:02:40,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-12-14 14:02:40,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-14 14:02:40,053 INFO L130 BoogieDeclarations]: Found specification of procedure mic_smpt_debug_open [2022-12-14 14:02:40,053 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_smpt_debug_open [2022-12-14 14:02:40,053 INFO L130 BoogieDeclarations]: Found specification of procedure mic_unmap_single [2022-12-14 14:02:40,053 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_unmap_single [2022-12-14 14:02:40,053 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2022-12-14 14:02:40,054 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2022-12-14 14:02:40,054 INFO L130 BoogieDeclarations]: Found specification of procedure mic_free_irq [2022-12-14 14:02:40,054 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_free_irq [2022-12-14 14:02:40,054 INFO L130 BoogieDeclarations]: Found specification of procedure mic_x100_send_firmware_intr [2022-12-14 14:02:40,054 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_x100_send_firmware_intr [2022-12-14 14:02:40,054 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dev_msi_enabled [2022-12-14 14:02:40,054 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dev_msi_enabled [2022-12-14 14:02:40,054 INFO L130 BoogieDeclarations]: Found specification of procedure mbdev_to_mdev [2022-12-14 14:02:40,054 INFO L138 BoogieDeclarations]: Found implementation of procedure mbdev_to_mdev [2022-12-14 14:02:40,054 INFO L130 BoogieDeclarations]: Found specification of procedure mic_x100_load_firmware [2022-12-14 14:02:40,054 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_x100_load_firmware [2022-12-14 14:02:40,054 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_threaded_irq [2022-12-14 14:02:40,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_threaded_irq [2022-12-14 14:02:40,054 INFO L130 BoogieDeclarations]: Found specification of procedure _mic_free_irq [2022-12-14 14:02:40,054 INFO L138 BoogieDeclarations]: Found implementation of procedure _mic_free_irq [2022-12-14 14:02:40,054 INFO L130 BoogieDeclarations]: Found specification of procedure mic_msi_irq_info_debug_open [2022-12-14 14:02:40,054 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_msi_irq_info_debug_open [2022-12-14 14:02:40,055 INFO L130 BoogieDeclarations]: Found specification of procedure mic_dma_map_page [2022-12-14 14:02:40,055 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_dma_map_page [2022-12-14 14:02:40,055 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-12-14 14:02:40,055 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-12-14 14:02:40,055 INFO L130 BoogieDeclarations]: Found specification of procedure vringh16_to_cpu [2022-12-14 14:02:40,055 INFO L138 BoogieDeclarations]: Found implementation of procedure vringh16_to_cpu [2022-12-14 14:02:40,055 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2022-12-14 14:02:40,055 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2022-12-14 14:02:40,055 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 14:02:40,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 14:02:40,055 INFO L130 BoogieDeclarations]: Found specification of procedure mic_smpt_uninit [2022-12-14 14:02:40,055 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_smpt_uninit [2022-12-14 14:02:40,055 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-12-14 14:02:40,055 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-12-14 14:02:40,055 INFO L130 BoogieDeclarations]: Found specification of procedure mic_map_error [2022-12-14 14:02:40,055 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_map_error [2022-12-14 14:02:40,056 INFO L130 BoogieDeclarations]: Found specification of procedure mic_x100_hw_intr_init [2022-12-14 14:02:40,056 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_x100_hw_intr_init [2022-12-14 14:02:40,056 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-12-14 14:02:40,056 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-12-14 14:02:40,056 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_smpt_lock_of_mic_smpt_info [2022-12-14 14:02:40,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_smpt_lock_of_mic_smpt_info [2022-12-14 14:02:40,056 INFO L130 BoogieDeclarations]: Found specification of procedure mic_post_code_debug_release [2022-12-14 14:02:40,056 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_post_code_debug_release [2022-12-14 14:02:40,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-12-14 14:02:40,056 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-12-14 14:02:40,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-12-14 14:02:40,056 INFO L130 BoogieDeclarations]: Found specification of procedure log_buf_len_store [2022-12-14 14:02:40,056 INFO L138 BoogieDeclarations]: Found implementation of procedure log_buf_len_store [2022-12-14 14:02:40,056 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_file_operations_instance_0 [2022-12-14 14:02:40,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_file_operations_instance_0 [2022-12-14 14:02:40,056 INFO L130 BoogieDeclarations]: Found specification of procedure mic_reset_trigger_work [2022-12-14 14:02:40,056 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_reset_trigger_work [2022-12-14 14:02:40,057 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_file_operations_instance_1 [2022-12-14 14:02:40,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_file_operations_instance_1 [2022-12-14 14:02:40,057 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_file_operations_instance_4 [2022-12-14 14:02:40,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_file_operations_instance_4 [2022-12-14 14:02:40,057 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_file_operations_instance_3 [2022-12-14 14:02:40,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_file_operations_instance_3 [2022-12-14 14:02:40,057 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_file_operations_instance_6 [2022-12-14 14:02:40,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_file_operations_instance_6 [2022-12-14 14:02:40,057 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_cdev_init [2022-12-14 14:02:40,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_cdev_init [2022-12-14 14:02:40,057 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_file_operations_instance_5 [2022-12-14 14:02:40,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_file_operations_instance_5 [2022-12-14 14:02:40,057 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_file_operations_instance_7 [2022-12-14 14:02:40,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_file_operations_instance_7 [2022-12-14 14:02:40,057 INFO L130 BoogieDeclarations]: Found specification of procedure mic_delete_debug_dir [2022-12-14 14:02:40,057 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_delete_debug_dir [2022-12-14 14:02:40,058 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-12-14 14:02:40,058 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-12-14 14:02:40,058 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_callback_1_22 [2022-12-14 14:02:40,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_callback_1_22 [2022-12-14 14:02:40,058 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_io_mem_unmap [2022-12-14 14:02:40,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_io_mem_unmap [2022-12-14 14:02:40,058 INFO L130 BoogieDeclarations]: Found specification of procedure dma_release_channel [2022-12-14 14:02:40,058 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_release_channel [2022-12-14 14:02:40,058 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_callback_1_23 [2022-12-14 14:02:40,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_callback_1_23 [2022-12-14 14:02:40,058 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2022-12-14 14:02:40,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2022-12-14 14:02:40,058 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2022-12-14 14:02:40,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2022-12-14 14:02:40,058 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2022-12-14 14:02:40,058 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2022-12-14 14:02:40,059 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2022-12-14 14:02:40,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2022-12-14 14:02:40,059 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 14:02:40,059 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-12-14 14:02:40,059 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-12-14 14:02:40,059 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2022-12-14 14:02:40,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2022-12-14 14:02:40,059 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_mic_intr_lock_of_mic_irq_info [2022-12-14 14:02:40,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_mic_intr_lock_of_mic_irq_info [2022-12-14 14:02:40,059 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_drivers_base_class__double_registration [2022-12-14 14:02:40,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_drivers_base_class__double_registration [2022-12-14 14:02:40,059 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-14 14:02:40,059 INFO L130 BoogieDeclarations]: Found specification of procedure mic_ioctl [2022-12-14 14:02:40,059 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_ioctl [2022-12-14 14:02:40,059 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_destroy_class [2022-12-14 14:02:40,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_destroy_class [2022-12-14 14:02:40,059 INFO L130 BoogieDeclarations]: Found specification of procedure mic_notify [2022-12-14 14:02:40,060 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_notify [2022-12-14 14:02:40,060 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmalloc_array_102 [2022-12-14 14:02:40,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmalloc_array_102 [2022-12-14 14:02:40,060 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_mic_mutex_of_mic_device [2022-12-14 14:02:40,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_mic_mutex_of_mic_device [2022-12-14 14:02:40,060 INFO L130 BoogieDeclarations]: Found specification of procedure ida_destroy [2022-12-14 14:02:40,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ida_destroy [2022-12-14 14:02:40,060 INFO L130 BoogieDeclarations]: Found specification of procedure mic_sys_addr_to_smpt [2022-12-14 14:02:40,060 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_sys_addr_to_smpt [2022-12-14 14:02:40,060 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_103 [2022-12-14 14:02:40,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_103 [2022-12-14 14:02:40,060 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~TO~int [2022-12-14 14:02:40,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~TO~int [2022-12-14 14:02:40,060 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev_region [2022-12-14 14:02:40,060 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev_region [2022-12-14 14:02:40,060 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2022-12-14 14:02:40,061 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2022-12-14 14:02:40,061 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-12-14 14:02:40,061 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-12-14 14:02:40,061 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-12-14 14:02:40,061 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-12-14 14:02:40,061 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-12-14 14:02:40,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-12-14 14:02:40,061 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-12-14 14:02:40,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-12-14 14:02:40,061 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2022-12-14 14:02:40,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2022-12-14 14:02:40,061 INFO L130 BoogieDeclarations]: Found specification of procedure vring_size [2022-12-14 14:02:40,061 INFO L138 BoogieDeclarations]: Found implementation of procedure vring_size [2022-12-14 14:02:40,061 INFO L130 BoogieDeclarations]: Found specification of procedure mic_set_shutdown_status [2022-12-14 14:02:40,061 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_set_shutdown_status [2022-12-14 14:02:40,061 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-12-14 14:02:40,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-12-14 14:02:40,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 14:02:40,062 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_vr_mutex_of_mic_vringh [2022-12-14 14:02:40,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_vr_mutex_of_mic_vringh [2022-12-14 14:02:40,062 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-12-14 14:02:40,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-12-14 14:02:40,062 INFO L130 BoogieDeclarations]: Found specification of procedure mic_mmap [2022-12-14 14:02:40,062 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_mmap [2022-12-14 14:02:40,062 INFO L130 BoogieDeclarations]: Found specification of procedure mic_x100_enable_interrupts [2022-12-14 14:02:40,062 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_x100_enable_interrupts [2022-12-14 14:02:40,062 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_98 [2022-12-14 14:02:40,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_98 [2022-12-14 14:02:40,062 INFO L130 BoogieDeclarations]: Found specification of procedure ramdisk_store [2022-12-14 14:02:40,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ramdisk_store [2022-12-14 14:02:40,062 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_unregister_chrdev_region [2022-12-14 14:02:40,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_unregister_chrdev_region [2022-12-14 14:02:40,062 INFO L130 BoogieDeclarations]: Found specification of procedure mic_request_threaded_irq [2022-12-14 14:02:40,062 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_request_threaded_irq [2022-12-14 14:02:40,063 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-12-14 14:02:40,063 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-12-14 14:02:40,063 INFO L130 BoogieDeclarations]: Found specification of procedure mic_vdev_inited [2022-12-14 14:02:40,063 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_vdev_inited [2022-12-14 14:02:40,063 INFO L130 BoogieDeclarations]: Found specification of procedure mic_dp_uninit [2022-12-14 14:02:40,063 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_dp_uninit [2022-12-14 14:02:40,063 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-12-14 14:02:40,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-12-14 14:02:40,063 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtoul [2022-12-14 14:02:40,063 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtoul [2022-12-14 14:02:40,063 INFO L130 BoogieDeclarations]: Found specification of procedure log_buf_addr_store [2022-12-14 14:02:40,063 INFO L138 BoogieDeclarations]: Found implementation of procedure log_buf_addr_store [2022-12-14 14:02:40,063 INFO L130 BoogieDeclarations]: Found specification of procedure mic_next_db [2022-12-14 14:02:40,063 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_next_db [2022-12-14 14:02:40,063 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_mic_intr_lock_of_mic_irq_info [2022-12-14 14:02:40,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_mic_intr_lock_of_mic_irq_info [2022-12-14 14:02:40,064 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2022-12-14 14:02:40,064 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2022-12-14 14:02:40,064 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadget [2022-12-14 14:02:40,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadget [2022-12-14 14:02:40,064 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_gadget__class_registration_with_usb_gadget [2022-12-14 14:02:40,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_gadget__class_registration_with_usb_gadget [2022-12-14 14:02:40,064 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_98 [2022-12-14 14:02:40,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_98 [2022-12-14 14:02:40,064 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2022-12-14 14:02:40,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2022-12-14 14:02:40,064 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-12-14 14:02:40,064 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-12-14 14:02:40,064 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-12-14 14:02:40,064 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-12-14 14:02:40,064 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_callback_7_22 [2022-12-14 14:02:40,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_callback_7_22 [2022-12-14 14:02:40,064 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_callback_7_23 [2022-12-14 14:02:40,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_callback_7_23 [2022-12-14 14:02:40,065 INFO L130 BoogieDeclarations]: Found specification of procedure mic_mmio_write [2022-12-14 14:02:40,065 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_mmio_write [2022-12-14 14:02:40,065 INFO L130 BoogieDeclarations]: Found specification of procedure vringh_kiov_cleanup [2022-12-14 14:02:40,065 INFO L138 BoogieDeclarations]: Found implementation of procedure vringh_kiov_cleanup [2022-12-14 14:02:40,065 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-12-14 14:02:40,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-12-14 14:02:40,065 INFO L130 BoogieDeclarations]: Found specification of procedure mic_dp_debug_open [2022-12-14 14:02:40,065 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_dp_debug_open [2022-12-14 14:02:40,065 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-12-14 14:02:40,065 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-12-14 14:02:40,065 INFO L130 BoogieDeclarations]: Found specification of procedure mic_log_buf_release [2022-12-14 14:02:40,065 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_log_buf_release [2022-12-14 14:02:40,065 INFO L130 BoogieDeclarations]: Found specification of procedure mic_x100_disable_interrupts [2022-12-14 14:02:40,065 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_x100_disable_interrupts [2022-12-14 14:02:40,065 INFO L130 BoogieDeclarations]: Found specification of procedure mic_vdevup [2022-12-14 14:02:40,065 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_vdevup [2022-12-14 14:02:40,066 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2022-12-14 14:02:40,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2022-12-14 14:02:40,066 INFO L130 BoogieDeclarations]: Found specification of procedure mic_exit_debugfs [2022-12-14 14:02:40,066 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_exit_debugfs [2022-12-14 14:02:40,066 INFO L130 BoogieDeclarations]: Found specification of procedure mic_vringh_copy [2022-12-14 14:02:40,066 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_vringh_copy [2022-12-14 14:02:40,066 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2022-12-14 14:02:40,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2022-12-14 14:02:40,066 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~~u8~0~TO~VOID [2022-12-14 14:02:40,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~~u8~0~TO~VOID [2022-12-14 14:02:40,066 INFO L130 BoogieDeclarations]: Found specification of procedure bootmode_store [2022-12-14 14:02:40,066 INFO L138 BoogieDeclarations]: Found implementation of procedure bootmode_store [2022-12-14 14:02:40,066 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-12-14 14:02:40,066 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-12-14 14:02:40,066 INFO L130 BoogieDeclarations]: Found specification of procedure mic_x100_get_postcode [2022-12-14 14:02:40,066 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_x100_get_postcode [2022-12-14 14:02:40,067 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-12-14 14:02:40,067 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-12-14 14:02:40,067 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2022-12-14 14:02:40,067 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2022-12-14 14:02:40,067 INFO L130 BoogieDeclarations]: Found specification of procedure mic_vq_features [2022-12-14 14:02:40,067 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_vq_features [2022-12-14 14:02:40,067 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-12-14 14:02:40,067 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-12-14 14:02:40,067 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2022-12-14 14:02:40,067 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2022-12-14 14:02:40,067 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 14:02:40,067 INFO L130 BoogieDeclarations]: Found specification of procedure state_store [2022-12-14 14:02:40,067 INFO L138 BoogieDeclarations]: Found implementation of procedure state_store [2022-12-14 14:02:40,067 INFO L130 BoogieDeclarations]: Found specification of procedure mic_get_smpt_ref_count [2022-12-14 14:02:40,067 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_get_smpt_ref_count [2022-12-14 14:02:40,067 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-12-14 14:02:40,067 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-12-14 14:02:40,068 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_callback_5_22 [2022-12-14 14:02:40,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_callback_5_22 [2022-12-14 14:02:40,068 INFO L130 BoogieDeclarations]: Found specification of procedure mic_post_code_debug_open [2022-12-14 14:02:40,068 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_post_code_debug_open [2022-12-14 14:02:40,068 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_callback_5_23 [2022-12-14 14:02:40,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_callback_5_23 [2022-12-14 14:02:40,068 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-12-14 14:02:40,068 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-12-14 14:02:40,068 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-12-14 14:02:40,068 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2022-12-14 14:02:40,068 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2022-12-14 14:02:40,068 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-12-14 14:02:40,068 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-12-14 14:02:40,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-12-14 14:02:40,068 INFO L130 BoogieDeclarations]: Found specification of procedure mbus_unregister_device [2022-12-14 14:02:40,068 INFO L138 BoogieDeclarations]: Found implementation of procedure mbus_unregister_device [2022-12-14 14:02:40,068 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2022-12-14 14:02:40,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2022-12-14 14:02:40,069 INFO L130 BoogieDeclarations]: Found specification of procedure mic_poll [2022-12-14 14:02:40,069 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_poll [2022-12-14 14:02:40,069 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-12-14 14:02:40,069 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-12-14 14:02:40,069 INFO L130 BoogieDeclarations]: Found specification of procedure mic_x100_reset_fw_ready [2022-12-14 14:02:40,069 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_x100_reset_fw_ready [2022-12-14 14:02:40,069 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-12-14 14:02:40,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-12-14 14:02:40,069 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-12-14 14:02:40,069 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-12-14 14:02:40,069 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2022-12-14 14:02:40,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2022-12-14 14:02:40,069 INFO L130 BoogieDeclarations]: Found specification of procedure mic_interrupt [2022-12-14 14:02:40,069 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_interrupt [2022-12-14 14:02:40,069 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-12-14 14:02:40,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-12-14 14:02:40,070 INFO L130 BoogieDeclarations]: Found specification of procedure mic_x100_read_spad [2022-12-14 14:02:40,070 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_x100_read_spad [2022-12-14 14:02:40,070 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_fs_char_dev__double_registration [2022-12-14 14:02:40,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_fs_char_dev__double_registration [2022-12-14 14:02:40,070 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-12-14 14:02:40,070 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-12-14 14:02:40,070 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2022-12-14 14:02:40,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2022-12-14 14:02:40,070 INFO L130 BoogieDeclarations]: Found specification of procedure mic_stop [2022-12-14 14:02:40,070 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_stop [2022-12-14 14:02:40,070 INFO L130 BoogieDeclarations]: Found specification of procedure __get_order [2022-12-14 14:02:40,070 INFO L138 BoogieDeclarations]: Found implementation of procedure __get_order [2022-12-14 14:02:40,070 INFO L130 BoogieDeclarations]: Found specification of procedure seq_lseek [2022-12-14 14:02:40,070 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_lseek [2022-12-14 14:02:40,070 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2022-12-14 14:02:40,070 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2022-12-14 14:02:40,071 INFO L130 BoogieDeclarations]: Found specification of procedure mic_setup_callbacks [2022-12-14 14:02:40,071 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_setup_callbacks [2022-12-14 14:02:40,071 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_put [2022-12-14 14:02:40,071 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_put [2022-12-14 14:02:40,071 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_streq [2022-12-14 14:02:40,071 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_streq [2022-12-14 14:02:40,071 INFO L130 BoogieDeclarations]: Found specification of procedure mic_release [2022-12-14 14:02:40,071 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_release [2022-12-14 14:02:40,071 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-12-14 14:02:40,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-12-14 14:02:40,071 INFO L130 BoogieDeclarations]: Found specification of procedure vringh32_to_cpu [2022-12-14 14:02:40,071 INFO L138 BoogieDeclarations]: Found implementation of procedure vringh32_to_cpu [2022-12-14 14:02:40,071 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-12-14 14:02:40,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-12-14 14:02:40,071 INFO L130 BoogieDeclarations]: Found specification of procedure mic_dp_debug_release [2022-12-14 14:02:40,071 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_dp_debug_release [2022-12-14 14:02:40,072 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_callback_3_23 [2022-12-14 14:02:40,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_callback_3_23 [2022-12-14 14:02:40,072 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_callback_3_22 [2022-12-14 14:02:40,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_callback_3_22 [2022-12-14 14:02:40,072 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~X~~bool~0~TO~VOID [2022-12-14 14:02:40,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~X~~bool~0~TO~VOID [2022-12-14 14:02:40,072 INFO L130 BoogieDeclarations]: Found specification of procedure mic_probe [2022-12-14 14:02:40,072 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_probe [2022-12-14 14:02:40,072 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-12-14 14:02:40,072 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-12-14 14:02:40,072 INFO L130 BoogieDeclarations]: Found specification of procedure mic_virtio_device_reset [2022-12-14 14:02:40,072 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_virtio_device_reset [2022-12-14 14:02:40,072 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~~u32~0 [2022-12-14 14:02:40,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~~u32~0 [2022-12-14 14:02:40,072 INFO L130 BoogieDeclarations]: Found specification of procedure mic_mmio_read [2022-12-14 14:02:40,072 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_mmio_read [2022-12-14 14:02:40,072 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2022-12-14 14:02:40,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2022-12-14 14:02:40,073 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware [2022-12-14 14:02:40,073 INFO L138 BoogieDeclarations]: Found implementation of procedure request_firmware [2022-12-14 14:02:40,073 INFO L130 BoogieDeclarations]: Found specification of procedure device_destroy [2022-12-14 14:02:40,073 INFO L138 BoogieDeclarations]: Found implementation of procedure device_destroy [2022-12-14 14:02:40,073 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2022-12-14 14:02:40,073 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2022-12-14 14:02:40,073 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2022-12-14 14:02:40,073 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2022-12-14 14:02:40,073 INFO L130 BoogieDeclarations]: Found specification of procedure mic_x100_intr_workarounds [2022-12-14 14:02:40,073 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_x100_intr_workarounds [2022-12-14 14:02:40,073 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2022-12-14 14:02:40,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2022-12-14 14:02:40,073 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-12-14 14:02:40,073 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-12-14 14:02:40,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-12-14 14:02:40,073 INFO L130 BoogieDeclarations]: Found specification of procedure mic_release_callbacks [2022-12-14 14:02:40,074 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_release_callbacks [2022-12-14 14:02:40,074 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-12-14 14:02:40,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-12-14 14:02:40,074 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_destroy_class [2022-12-14 14:02:40,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_destroy_class [2022-12-14 14:02:40,074 INFO L130 BoogieDeclarations]: Found specification of procedure mic_smpt_debug_release [2022-12-14 14:02:40,074 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_smpt_debug_release [2022-12-14 14:02:40,074 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_cdev_init_103 [2022-12-14 14:02:40,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_cdev_init_103 [2022-12-14 14:02:40,074 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2022-12-14 14:02:40,074 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_read [2022-12-14 14:02:40,074 INFO L130 BoogieDeclarations]: Found specification of procedure mic_soft_reset_debug_open [2022-12-14 14:02:40,074 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_soft_reset_debug_open [2022-12-14 14:02:40,074 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_mic_mutex_of_mic_device [2022-12-14 14:02:40,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_mic_mutex_of_mic_device [2022-12-14 14:02:40,074 INFO L130 BoogieDeclarations]: Found specification of procedure mic_x100_read_msi_to_src_map [2022-12-14 14:02:40,074 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_x100_read_msi_to_src_map [2022-12-14 14:02:40,075 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msix [2022-12-14 14:02:40,075 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msix [2022-12-14 14:02:40,075 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~~bool~0 [2022-12-14 14:02:40,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~~bool~0 [2022-12-14 14:02:40,075 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_callback_0_23 [2022-12-14 14:02:40,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_callback_0_23 [2022-12-14 14:02:40,075 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_callback_0_22 [2022-12-14 14:02:40,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_callback_0_22 [2022-12-14 14:02:40,075 INFO L130 BoogieDeclarations]: Found specification of procedure mic_set_state [2022-12-14 14:02:40,075 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_set_state [2022-12-14 14:02:40,075 INFO L130 BoogieDeclarations]: Found specification of procedure vringh_kiov_init [2022-12-14 14:02:40,075 INFO L138 BoogieDeclarations]: Found implementation of procedure vringh_kiov_init [2022-12-14 14:02:40,075 INFO L130 BoogieDeclarations]: Found specification of procedure mic_is_system_addr [2022-12-14 14:02:40,075 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_is_system_addr [2022-12-14 14:02:40,075 INFO L130 BoogieDeclarations]: Found specification of procedure mic_vq_config [2022-12-14 14:02:40,075 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_vq_config [2022-12-14 14:02:40,076 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2022-12-14 14:02:40,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2022-12-14 14:02:40,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-14 14:02:40,076 INFO L130 BoogieDeclarations]: Found specification of procedure mic_sync_dma [2022-12-14 14:02:40,076 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_sync_dma [2022-12-14 14:02:40,076 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-12-14 14:02:40,076 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-12-14 14:02:40,076 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-12-14 14:02:40,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-12-14 14:02:40,076 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2022-12-14 14:02:40,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2022-12-14 14:02:40,076 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-12-14 14:02:40,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-12-14 14:02:40,076 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2022-12-14 14:02:40,076 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2022-12-14 14:02:40,076 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2022-12-14 14:02:40,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2022-12-14 14:02:40,077 INFO L130 BoogieDeclarations]: Found specification of procedure free_pages [2022-12-14 14:02:40,077 INFO L138 BoogieDeclarations]: Found implementation of procedure free_pages [2022-12-14 14:02:40,077 INFO L130 BoogieDeclarations]: Found specification of procedure mic_open [2022-12-14 14:02:40,077 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_open [2022-12-14 14:02:40,077 INFO L130 BoogieDeclarations]: Found specification of procedure mic_device_uninit [2022-12-14 14:02:40,077 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_device_uninit [2022-12-14 14:02:40,077 INFO L130 BoogieDeclarations]: Found specification of procedure mic_dma_unmap_page [2022-12-14 14:02:40,077 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_dma_unmap_page [2022-12-14 14:02:40,077 INFO L130 BoogieDeclarations]: Found specification of procedure mic_bootparam_init [2022-12-14 14:02:40,077 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_bootparam_init [2022-12-14 14:02:40,077 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-12-14 14:02:40,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-12-14 14:02:40,077 INFO L130 BoogieDeclarations]: Found specification of procedure mic_soft_reset_debug_release [2022-12-14 14:02:40,077 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_soft_reset_debug_release [2022-12-14 14:02:40,077 INFO L130 BoogieDeclarations]: Found specification of procedure mic_thread_fn [2022-12-14 14:02:40,077 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_thread_fn [2022-12-14 14:02:40,077 INFO L130 BoogieDeclarations]: Found specification of procedure single_open [2022-12-14 14:02:40,078 INFO L138 BoogieDeclarations]: Found implementation of procedure single_open [2022-12-14 14:02:40,078 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-14 14:02:40,078 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-14 14:02:40,078 INFO L130 BoogieDeclarations]: Found specification of procedure mic_total_desc_size [2022-12-14 14:02:40,078 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_total_desc_size [2022-12-14 14:02:40,078 INFO L130 BoogieDeclarations]: Found specification of procedure firmware_store [2022-12-14 14:02:40,078 INFO L138 BoogieDeclarations]: Found implementation of procedure firmware_store [2022-12-14 14:02:40,078 INFO L130 BoogieDeclarations]: Found specification of procedure ida_init [2022-12-14 14:02:40,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ida_init [2022-12-14 14:02:40,078 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-12-14 14:02:40,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-12-14 14:02:40,078 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-12-14 14:02:40,078 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-12-14 14:02:40,078 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_file [2022-12-14 14:02:40,078 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_file [2022-12-14 14:02:40,078 INFO L130 BoogieDeclarations]: Found specification of procedure mic_msi_irq_info_debug_release [2022-12-14 14:02:40,078 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_msi_irq_info_debug_release [2022-12-14 14:02:40,079 INFO L130 BoogieDeclarations]: Found specification of procedure mic_reset [2022-12-14 14:02:40,079 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_reset [2022-12-14 14:02:40,079 INFO L130 BoogieDeclarations]: Found specification of procedure single_release [2022-12-14 14:02:40,079 INFO L138 BoogieDeclarations]: Found implementation of procedure single_release [2022-12-14 14:02:40,079 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2022-12-14 14:02:40,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2022-12-14 14:02:40,079 INFO L130 BoogieDeclarations]: Found specification of procedure mic_free_interrupts [2022-12-14 14:02:40,079 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_free_interrupts [2022-12-14 14:02:40,079 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_97 [2022-12-14 14:02:40,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_97 [2022-12-14 14:02:40,079 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2022-12-14 14:02:40,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2022-12-14 14:02:40,079 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_unregister_chrdev_region [2022-12-14 14:02:40,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_unregister_chrdev_region [2022-12-14 14:02:40,079 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2022-12-14 14:02:40,079 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2022-12-14 14:02:40,080 INFO L130 BoogieDeclarations]: Found specification of procedure mic_x100_ack_interrupt [2022-12-14 14:02:40,080 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_x100_ack_interrupt [2022-12-14 14:02:40,080 INFO L130 BoogieDeclarations]: Found specification of procedure ida_simple_get [2022-12-14 14:02:40,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ida_simple_get [2022-12-14 14:02:40,080 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2022-12-14 14:02:40,080 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2022-12-14 14:02:40,080 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-12-14 14:02:40,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-12-14 14:02:40,080 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2022-12-14 14:02:40,080 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2022-12-14 14:02:40,080 INFO L130 BoogieDeclarations]: Found specification of procedure mic_x100_smpt_hw_init [2022-12-14 14:02:40,080 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_x100_smpt_hw_init [2022-12-14 14:02:40,080 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~~u32~0 [2022-12-14 14:02:40,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~~u32~0 [2022-12-14 14:02:40,080 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-12-14 14:02:40,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-12-14 14:02:40,081 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-12-14 14:02:40,081 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-12-14 14:02:40,081 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-12-14 14:02:40,081 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-12-14 14:02:40,081 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-12-14 14:02:40,081 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-12-14 14:02:40,081 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_24_1 [2022-12-14 14:02:40,081 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_24_1 [2022-12-14 14:02:40,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 14:02:40,081 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2022-12-14 14:02:40,081 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2022-12-14 14:02:40,081 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2022-12-14 14:02:41,260 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 14:02:41,264 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 14:02:41,348 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-12-14 14:02:55,886 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 14:02:56,883 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 14:02:56,884 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-12-14 14:02:56,888 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 02:02:56 BoogieIcfgContainer [2022-12-14 14:02:56,888 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 14:02:56,890 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-14 14:02:56,890 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-14 14:02:56,892 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-14 14:02:56,892 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 02:02:32" (1/3) ... [2022-12-14 14:02:56,893 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19812a2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 02:02:56, skipping insertion in model container [2022-12-14 14:02:56,893 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:02:39" (2/3) ... [2022-12-14 14:02:56,893 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19812a2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 02:02:56, skipping insertion in model container [2022-12-14 14:02:56,893 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 02:02:56" (3/3) ... [2022-12-14 14:02:56,894 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i [2022-12-14 14:02:56,907 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-14 14:02:56,908 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 38 error locations. [2022-12-14 14:02:56,996 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-14 14:02:57,002 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@656bbef3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-14 14:02:57,002 INFO L358 AbstractCegarLoop]: Starting to check reachability of 38 error locations. [2022-12-14 14:02:57,014 INFO L276 IsEmpty]: Start isEmpty. Operand has 3694 states, 2116 states have (on average 1.2996219281663517) internal successors, (2750), 2306 states have internal predecessors, (2750), 1257 states have call successors, (1257), 283 states have call predecessors, (1257), 282 states have return successors, (1234), 1186 states have call predecessors, (1234), 1234 states have call successors, (1234) [2022-12-14 14:02:57,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 14:02:57,020 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:02:57,020 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 14:02:57,020 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_fs_char_dev__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 36 more)] === [2022-12-14 14:02:57,025 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:02:57,025 INFO L85 PathProgramCache]: Analyzing trace with hash 1057321649, now seen corresponding path program 1 times [2022-12-14 14:02:57,032 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:02:57,032 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1632475408] [2022-12-14 14:02:57,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:02:57,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:02:57,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:02:58,083 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 14:02:58,084 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:02:58,084 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1632475408] [2022-12-14 14:02:58,085 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1632475408] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:02:58,085 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:02:58,085 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-14 14:02:58,086 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1803662549] [2022-12-14 14:02:58,087 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:02:58,091 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-14 14:02:58,091 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:02:58,117 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-14 14:02:58,118 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-14 14:02:58,127 INFO L87 Difference]: Start difference. First operand has 3694 states, 2116 states have (on average 1.2996219281663517) internal successors, (2750), 2306 states have internal predecessors, (2750), 1257 states have call successors, (1257), 283 states have call predecessors, (1257), 282 states have return successors, (1234), 1186 states have call predecessors, (1234), 1234 states have call successors, (1234) Second operand has 5 states, 5 states have (on average 2.6) internal successors, (13), 4 states have internal predecessors, (13), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-12-14 14:03:06,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:03:06,705 INFO L93 Difference]: Finished difference Result 10730 states and 15766 transitions. [2022-12-14 14:03:06,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-14 14:03:06,707 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 2.6) internal successors, (13), 4 states have internal predecessors, (13), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 24 [2022-12-14 14:03:06,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:03:06,758 INFO L225 Difference]: With dead ends: 10730 [2022-12-14 14:03:06,759 INFO L226 Difference]: Without dead ends: 7037 [2022-12-14 14:03:06,790 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-12-14 14:03:06,792 INFO L413 NwaCegarLoop]: 8949 mSDtfsCounter, 5055 mSDsluCounter, 22340 mSDsCounter, 0 mSdLazyCounter, 3793 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5056 SdHoareTripleChecker+Valid, 31289 SdHoareTripleChecker+Invalid, 3794 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 3793 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.0s IncrementalHoareTripleChecker+Time [2022-12-14 14:03:06,793 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5056 Valid, 31289 Invalid, 3794 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 3793 Invalid, 0 Unknown, 0 Unchecked, 8.0s Time] [2022-12-14 14:03:06,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7037 states. [2022-12-14 14:03:07,083 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7037 to 6949. [2022-12-14 14:03:07,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6949 states, 4016 states have (on average 1.2741533864541832) internal successors, (5117), 4317 states have internal predecessors, (5117), 2352 states have call successors, (2352), 545 states have call predecessors, (2352), 544 states have return successors, (2350), 2250 states have call predecessors, (2350), 2350 states have call successors, (2350) [2022-12-14 14:03:07,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6949 states to 6949 states and 9819 transitions. [2022-12-14 14:03:07,131 INFO L78 Accepts]: Start accepts. Automaton has 6949 states and 9819 transitions. Word has length 24 [2022-12-14 14:03:07,131 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:03:07,132 INFO L495 AbstractCegarLoop]: Abstraction has 6949 states and 9819 transitions. [2022-12-14 14:03:07,132 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.6) internal successors, (13), 4 states have internal predecessors, (13), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-12-14 14:03:07,132 INFO L276 IsEmpty]: Start isEmpty. Operand 6949 states and 9819 transitions. [2022-12-14 14:03:07,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-12-14 14:03:07,133 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:03:07,133 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 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] [2022-12-14 14:03:07,133 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-14 14:03:07,133 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_usb_gadget__chrdev_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 36 more)] === [2022-12-14 14:03:07,134 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:03:07,134 INFO L85 PathProgramCache]: Analyzing trace with hash -62283829, now seen corresponding path program 1 times [2022-12-14 14:03:07,134 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:03:07,134 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [852152332] [2022-12-14 14:03:07,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:03:07,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:03:07,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:03:07,679 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2022-12-14 14:03:07,679 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:03:07,679 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [852152332] [2022-12-14 14:03:07,679 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [852152332] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:03:07,679 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:03:07,679 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-14 14:03:07,680 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1086409473] [2022-12-14 14:03:07,680 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:03:07,680 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-14 14:03:07,681 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:03:07,681 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-14 14:03:07,681 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-14 14:03:07,681 INFO L87 Difference]: Start difference. First operand 6949 states and 9819 transitions. Second operand has 5 states, 5 states have (on average 3.2) internal successors, (16), 4 states have internal predecessors, (16), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-12-14 14:03:11,709 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:03:11,710 INFO L93 Difference]: Finished difference Result 6949 states and 9819 transitions. [2022-12-14 14:03:11,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-14 14:03:11,710 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.2) internal successors, (16), 4 states have internal predecessors, (16), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 39 [2022-12-14 14:03:11,710 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:03:11,733 INFO L225 Difference]: With dead ends: 6949 [2022-12-14 14:03:11,734 INFO L226 Difference]: Without dead ends: 6947 [2022-12-14 14:03:11,736 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-12-14 14:03:11,737 INFO L413 NwaCegarLoop]: 4422 mSDtfsCounter, 4962 mSDsluCounter, 8841 mSDsCounter, 0 mSdLazyCounter, 1634 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4963 SdHoareTripleChecker+Valid, 13263 SdHoareTripleChecker+Invalid, 1634 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1634 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2022-12-14 14:03:11,737 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4963 Valid, 13263 Invalid, 1634 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 1634 Invalid, 0 Unknown, 0 Unchecked, 3.7s Time] [2022-12-14 14:03:11,744 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6947 states. [2022-12-14 14:03:11,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6947 to 6947. [2022-12-14 14:03:11,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6947 states, 4015 states have (on average 1.2737235367372353) internal successors, (5114), 4315 states have internal predecessors, (5114), 2352 states have call successors, (2352), 545 states have call predecessors, (2352), 544 states have return successors, (2350), 2250 states have call predecessors, (2350), 2350 states have call successors, (2350) [2022-12-14 14:03:11,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6947 states to 6947 states and 9816 transitions. [2022-12-14 14:03:11,995 INFO L78 Accepts]: Start accepts. Automaton has 6947 states and 9816 transitions. Word has length 39 [2022-12-14 14:03:11,995 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:03:11,995 INFO L495 AbstractCegarLoop]: Abstraction has 6947 states and 9816 transitions. [2022-12-14 14:03:11,996 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.2) internal successors, (16), 4 states have internal predecessors, (16), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-12-14 14:03:11,996 INFO L276 IsEmpty]: Start isEmpty. Operand 6947 states and 9816 transitions. [2022-12-14 14:03:11,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-12-14 14:03:11,997 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:03:11,997 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 3, 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] [2022-12-14 14:03:11,997 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-14 14:03:11,997 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 36 more)] === [2022-12-14 14:03:11,998 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:03:11,998 INFO L85 PathProgramCache]: Analyzing trace with hash -2011605935, now seen corresponding path program 1 times [2022-12-14 14:03:11,998 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:03:11,998 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1786674697] [2022-12-14 14:03:11,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:03:11,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:03:12,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:03:12,558 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2022-12-14 14:03:12,558 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:03:12,558 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1786674697] [2022-12-14 14:03:12,559 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1786674697] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:03:12,559 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:03:12,559 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-14 14:03:12,559 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [439063490] [2022-12-14 14:03:12,559 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:03:12,559 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-14 14:03:12,560 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:03:12,560 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-14 14:03:12,560 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-14 14:03:12,561 INFO L87 Difference]: Start difference. First operand 6947 states and 9816 transitions. Second operand has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-12-14 14:03:18,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:03:18,833 INFO L93 Difference]: Finished difference Result 13817 states and 19537 transitions. [2022-12-14 14:03:18,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-14 14:03:18,834 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 65 [2022-12-14 14:03:18,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:03:18,884 INFO L225 Difference]: With dead ends: 13817 [2022-12-14 14:03:18,884 INFO L226 Difference]: Without dead ends: 13815 [2022-12-14 14:03:18,894 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-12-14 14:03:18,894 INFO L413 NwaCegarLoop]: 6993 mSDtfsCounter, 4950 mSDsluCounter, 18358 mSDsCounter, 0 mSdLazyCounter, 2758 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4951 SdHoareTripleChecker+Valid, 25351 SdHoareTripleChecker+Invalid, 2760 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 2758 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.7s IncrementalHoareTripleChecker+Time [2022-12-14 14:03:18,895 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4951 Valid, 25351 Invalid, 2760 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 2758 Invalid, 0 Unknown, 0 Unchecked, 5.7s Time] [2022-12-14 14:03:18,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13815 states. [2022-12-14 14:03:19,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13815 to 13521. [2022-12-14 14:03:19,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13521 states, 7819 states have (on average 1.2743317559790255) internal successors, (9964), 8382 states have internal predecessors, (9964), 4624 states have call successors, (4624), 1044 states have call predecessors, (4624), 1043 states have return successors, (4626), 4420 states have call predecessors, (4626), 4622 states have call successors, (4626) [2022-12-14 14:03:19,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13521 states to 13521 states and 19214 transitions. [2022-12-14 14:03:19,456 INFO L78 Accepts]: Start accepts. Automaton has 13521 states and 19214 transitions. Word has length 65 [2022-12-14 14:03:19,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:03:19,457 INFO L495 AbstractCegarLoop]: Abstraction has 13521 states and 19214 transitions. [2022-12-14 14:03:19,458 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-12-14 14:03:19,458 INFO L276 IsEmpty]: Start isEmpty. Operand 13521 states and 19214 transitions. [2022-12-14 14:03:19,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-12-14 14:03:19,460 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:03:19,460 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 3, 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] [2022-12-14 14:03:19,460 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-14 14:03:19,461 INFO L420 AbstractCegarLoop]: === Iteration 4 === 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 36 more)] === [2022-12-14 14:03:19,461 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:03:19,461 INFO L85 PathProgramCache]: Analyzing trace with hash -991254486, now seen corresponding path program 1 times [2022-12-14 14:03:19,461 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:03:19,461 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [421450731] [2022-12-14 14:03:19,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:03:19,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:03:19,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:03:20,162 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2022-12-14 14:03:20,162 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:03:20,162 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [421450731] [2022-12-14 14:03:20,162 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [421450731] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:03:20,162 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:03:20,162 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 14:03:20,163 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [564164513] [2022-12-14 14:03:20,163 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:03:20,163 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 14:03:20,163 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:03:20,164 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 14:03:20,164 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 14:03:20,164 INFO L87 Difference]: Start difference. First operand 13521 states and 19214 transitions. Second operand has 4 states, 4 states have (on average 7.5) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-12-14 14:03:24,390 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:03:24,390 INFO L93 Difference]: Finished difference Result 26767 states and 38457 transitions. [2022-12-14 14:03:24,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-14 14:03:24,391 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 74 [2022-12-14 14:03:24,392 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:03:24,482 INFO L225 Difference]: With dead ends: 26767 [2022-12-14 14:03:24,482 INFO L226 Difference]: Without dead ends: 26765 [2022-12-14 14:03:24,497 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 14:03:24,498 INFO L413 NwaCegarLoop]: 5624 mSDtfsCounter, 4916 mSDsluCounter, 10054 mSDsCounter, 0 mSdLazyCounter, 1626 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4918 SdHoareTripleChecker+Valid, 15678 SdHoareTripleChecker+Invalid, 1627 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1626 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2022-12-14 14:03:24,498 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4918 Valid, 15678 Invalid, 1627 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1626 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2022-12-14 14:03:24,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26765 states. [2022-12-14 14:03:25,392 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26765 to 26457. [2022-12-14 14:03:25,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26457 states, 15312 states have (on average 1.2755355276907) internal successors, (19531), 16393 states have internal predecessors, (19531), 9075 states have call successors, (9075), 2036 states have call predecessors, (9075), 2035 states have return successors, (9501), 8661 states have call predecessors, (9501), 9073 states have call successors, (9501) [2022-12-14 14:03:25,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26457 states to 26457 states and 38107 transitions. [2022-12-14 14:03:25,521 INFO L78 Accepts]: Start accepts. Automaton has 26457 states and 38107 transitions. Word has length 74 [2022-12-14 14:03:25,522 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:03:25,522 INFO L495 AbstractCegarLoop]: Abstraction has 26457 states and 38107 transitions. [2022-12-14 14:03:25,522 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-12-14 14:03:25,522 INFO L276 IsEmpty]: Start isEmpty. Operand 26457 states and 38107 transitions. [2022-12-14 14:03:25,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-12-14 14:03:25,524 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:03:25,524 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 3, 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] [2022-12-14 14:03:25,524 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-14 14:03:25,524 INFO L420 AbstractCegarLoop]: === Iteration 5 === 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 36 more)] === [2022-12-14 14:03:25,525 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:03:25,525 INFO L85 PathProgramCache]: Analyzing trace with hash 831001033, now seen corresponding path program 1 times [2022-12-14 14:03:25,525 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:03:25,525 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [503692295] [2022-12-14 14:03:25,525 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:03:25,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:03:25,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:03:25,980 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2022-12-14 14:03:25,981 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:03:25,981 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [503692295] [2022-12-14 14:03:25,981 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [503692295] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:03:25,981 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:03:25,981 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-14 14:03:25,981 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1990110238] [2022-12-14 14:03:25,981 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:03:25,982 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-14 14:03:25,982 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:03:25,982 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-14 14:03:25,982 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-14 14:03:25,983 INFO L87 Difference]: Start difference. First operand 26457 states and 38107 transitions. Second operand has 5 states, 5 states have (on average 6.0) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-12-14 14:03:29,765 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 14:03:30,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:03:30,253 INFO L93 Difference]: Finished difference Result 26457 states and 38107 transitions. [2022-12-14 14:03:30,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-14 14:03:30,254 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.0) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 75 [2022-12-14 14:03:30,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:03:30,341 INFO L225 Difference]: With dead ends: 26457 [2022-12-14 14:03:30,341 INFO L226 Difference]: Without dead ends: 26455 [2022-12-14 14:03:30,357 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-12-14 14:03:30,358 INFO L413 NwaCegarLoop]: 4418 mSDtfsCounter, 4943 mSDsluCounter, 8833 mSDsCounter, 0 mSdLazyCounter, 1634 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4944 SdHoareTripleChecker+Valid, 13251 SdHoareTripleChecker+Invalid, 1634 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1634 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2022-12-14 14:03:30,358 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4944 Valid, 13251 Invalid, 1634 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1634 Invalid, 0 Unknown, 0 Unchecked, 3.6s Time] [2022-12-14 14:03:30,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26455 states. [2022-12-14 14:03:31,237 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26455 to 26455. [2022-12-14 14:03:31,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26455 states, 15311 states have (on average 1.2752922735288355) internal successors, (19526), 16391 states have internal predecessors, (19526), 9075 states have call successors, (9075), 2036 states have call predecessors, (9075), 2035 states have return successors, (9501), 8661 states have call predecessors, (9501), 9073 states have call successors, (9501) [2022-12-14 14:03:31,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26455 states to 26455 states and 38102 transitions. [2022-12-14 14:03:31,412 INFO L78 Accepts]: Start accepts. Automaton has 26455 states and 38102 transitions. Word has length 75 [2022-12-14 14:03:31,412 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:03:31,412 INFO L495 AbstractCegarLoop]: Abstraction has 26455 states and 38102 transitions. [2022-12-14 14:03:31,412 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.0) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-12-14 14:03:31,413 INFO L276 IsEmpty]: Start isEmpty. Operand 26455 states and 38102 transitions. [2022-12-14 14:03:31,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-12-14 14:03:31,414 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:03:31,414 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 3, 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] [2022-12-14 14:03:31,414 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-12-14 14:03:31,414 INFO L420 AbstractCegarLoop]: === Iteration 6 === 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 36 more)] === [2022-12-14 14:03:31,415 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:03:31,415 INFO L85 PathProgramCache]: Analyzing trace with hash 1646597350, now seen corresponding path program 1 times [2022-12-14 14:03:31,415 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:03:31,415 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1751798722] [2022-12-14 14:03:31,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:03:31,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:03:31,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:03:31,865 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2022-12-14 14:03:31,866 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:03:31,866 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1751798722] [2022-12-14 14:03:31,866 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1751798722] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:03:31,866 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:03:31,866 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 14:03:31,866 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [90810903] [2022-12-14 14:03:31,866 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:03:31,867 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 14:03:31,867 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:03:31,867 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 14:03:31,867 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 14:03:31,867 INFO L87 Difference]: Start difference. First operand 26455 states and 38102 transitions. Second operand has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-14 14:03:35,058 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:03:35,058 INFO L93 Difference]: Finished difference Result 26455 states and 38102 transitions. [2022-12-14 14:03:35,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 14:03:35,059 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 79 [2022-12-14 14:03:35,059 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:03:35,140 INFO L225 Difference]: With dead ends: 26455 [2022-12-14 14:03:35,140 INFO L226 Difference]: Without dead ends: 26453 [2022-12-14 14:03:35,151 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 14:03:35,151 INFO L413 NwaCegarLoop]: 4420 mSDtfsCounter, 4934 mSDsluCounter, 4420 mSDsCounter, 0 mSdLazyCounter, 1081 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4936 SdHoareTripleChecker+Valid, 8840 SdHoareTripleChecker+Invalid, 1081 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1081 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-12-14 14:03:35,151 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4936 Valid, 8840 Invalid, 1081 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1081 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-12-14 14:03:35,170 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26453 states. [2022-12-14 14:03:36,074 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26453 to 26453. [2022-12-14 14:03:36,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26453 states, 15310 states have (on average 1.2751796211626387) internal successors, (19523), 16389 states have internal predecessors, (19523), 9075 states have call successors, (9075), 2036 states have call predecessors, (9075), 2035 states have return successors, (9501), 8661 states have call predecessors, (9501), 9073 states have call successors, (9501) [2022-12-14 14:03:36,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26453 states to 26453 states and 38099 transitions. [2022-12-14 14:03:36,238 INFO L78 Accepts]: Start accepts. Automaton has 26453 states and 38099 transitions. Word has length 79 [2022-12-14 14:03:36,238 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:03:36,239 INFO L495 AbstractCegarLoop]: Abstraction has 26453 states and 38099 transitions. [2022-12-14 14:03:36,239 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-14 14:03:36,239 INFO L276 IsEmpty]: Start isEmpty. Operand 26453 states and 38099 transitions. [2022-12-14 14:03:36,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-12-14 14:03:36,240 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:03:36,241 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 3, 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] [2022-12-14 14:03:36,241 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-12-14 14:03:36,241 INFO L420 AbstractCegarLoop]: === Iteration 7 === 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 36 more)] === [2022-12-14 14:03:36,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:03:36,241 INFO L85 PathProgramCache]: Analyzing trace with hash -788260771, now seen corresponding path program 1 times [2022-12-14 14:03:36,241 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:03:36,242 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [998595673] [2022-12-14 14:03:36,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:03:36,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:03:36,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:03:36,672 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2022-12-14 14:03:36,672 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:03:36,672 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [998595673] [2022-12-14 14:03:36,672 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [998595673] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:03:36,672 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:03:36,673 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 14:03:36,673 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [42047176] [2022-12-14 14:03:36,673 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:03:36,673 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 14:03:36,673 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:03:36,673 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 14:03:36,674 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 14:03:36,674 INFO L87 Difference]: Start difference. First operand 26453 states and 38099 transitions. Second operand has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-12-14 14:03:39,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:03:39,598 INFO L93 Difference]: Finished difference Result 26453 states and 38099 transitions. [2022-12-14 14:03:39,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 14:03:39,599 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 84 [2022-12-14 14:03:39,599 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:03:39,679 INFO L225 Difference]: With dead ends: 26453 [2022-12-14 14:03:39,679 INFO L226 Difference]: Without dead ends: 26451 [2022-12-14 14:03:39,692 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 14:03:39,692 INFO L413 NwaCegarLoop]: 4418 mSDtfsCounter, 4931 mSDsluCounter, 4418 mSDsCounter, 0 mSdLazyCounter, 1081 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4933 SdHoareTripleChecker+Valid, 8836 SdHoareTripleChecker+Invalid, 1081 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1081 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-12-14 14:03:39,693 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4933 Valid, 8836 Invalid, 1081 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1081 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-12-14 14:03:39,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26451 states. [2022-12-14 14:03:40,709 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26451 to 26451. [2022-12-14 14:03:40,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26451 states, 15309 states have (on average 1.2750669540792998) internal successors, (19520), 16387 states have internal predecessors, (19520), 9075 states have call successors, (9075), 2036 states have call predecessors, (9075), 2035 states have return successors, (9501), 8661 states have call predecessors, (9501), 9073 states have call successors, (9501) [2022-12-14 14:03:40,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26451 states to 26451 states and 38096 transitions. [2022-12-14 14:03:40,868 INFO L78 Accepts]: Start accepts. Automaton has 26451 states and 38096 transitions. Word has length 84 [2022-12-14 14:03:40,868 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:03:40,868 INFO L495 AbstractCegarLoop]: Abstraction has 26451 states and 38096 transitions. [2022-12-14 14:03:40,868 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-12-14 14:03:40,869 INFO L276 IsEmpty]: Start isEmpty. Operand 26451 states and 38096 transitions. [2022-12-14 14:03:40,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-12-14 14:03:40,870 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:03:40,871 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 3, 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] [2022-12-14 14:03:40,871 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-12-14 14:03:40,871 INFO L420 AbstractCegarLoop]: === Iteration 8 === 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 36 more)] === [2022-12-14 14:03:40,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:03:40,871 INFO L85 PathProgramCache]: Analyzing trace with hash -1318661429, now seen corresponding path program 1 times [2022-12-14 14:03:40,872 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:03:40,872 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [372577162] [2022-12-14 14:03:40,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:03:40,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:03:40,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:03:41,322 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2022-12-14 14:03:41,323 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:03:41,323 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [372577162] [2022-12-14 14:03:41,323 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [372577162] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:03:41,323 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:03:41,323 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 14:03:41,323 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1580670707] [2022-12-14 14:03:41,323 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:03:41,324 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 14:03:41,324 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:03:41,324 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 14:03:41,324 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 14:03:41,324 INFO L87 Difference]: Start difference. First operand 26451 states and 38096 transitions. Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-12-14 14:03:45,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:03:45,056 INFO L93 Difference]: Finished difference Result 26451 states and 38096 transitions. [2022-12-14 14:03:45,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 14:03:45,057 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 89 [2022-12-14 14:03:45,058 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:03:45,124 INFO L225 Difference]: With dead ends: 26451 [2022-12-14 14:03:45,124 INFO L226 Difference]: Without dead ends: 26449 [2022-12-14 14:03:45,133 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 14:03:45,133 INFO L413 NwaCegarLoop]: 4416 mSDtfsCounter, 4928 mSDsluCounter, 4416 mSDsCounter, 0 mSdLazyCounter, 1081 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4930 SdHoareTripleChecker+Valid, 8832 SdHoareTripleChecker+Invalid, 1081 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1081 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2022-12-14 14:03:45,133 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4930 Valid, 8832 Invalid, 1081 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1081 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2022-12-14 14:03:45,151 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26449 states. [2022-12-14 14:03:46,235 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26449 to 26449. [2022-12-14 14:03:46,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26449 states, 15308 states have (on average 1.2749542722759342) internal successors, (19517), 16385 states have internal predecessors, (19517), 9075 states have call successors, (9075), 2036 states have call predecessors, (9075), 2035 states have return successors, (9501), 8661 states have call predecessors, (9501), 9073 states have call successors, (9501) [2022-12-14 14:03:46,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26449 states to 26449 states and 38093 transitions. [2022-12-14 14:03:46,400 INFO L78 Accepts]: Start accepts. Automaton has 26449 states and 38093 transitions. Word has length 89 [2022-12-14 14:03:46,401 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:03:46,401 INFO L495 AbstractCegarLoop]: Abstraction has 26449 states and 38093 transitions. [2022-12-14 14:03:46,401 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-12-14 14:03:46,401 INFO L276 IsEmpty]: Start isEmpty. Operand 26449 states and 38093 transitions. [2022-12-14 14:03:46,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-12-14 14:03:46,402 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:03:46,402 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 4, 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] [2022-12-14 14:03:46,402 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-12-14 14:03:46,402 INFO L420 AbstractCegarLoop]: === Iteration 9 === 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 36 more)] === [2022-12-14 14:03:46,403 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:03:46,403 INFO L85 PathProgramCache]: Analyzing trace with hash -1769956650, now seen corresponding path program 1 times [2022-12-14 14:03:46,403 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:03:46,403 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1092134352] [2022-12-14 14:03:46,403 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:03:46,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:03:46,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:03:47,210 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2022-12-14 14:03:47,211 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:03:47,211 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1092134352] [2022-12-14 14:03:47,211 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1092134352] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:03:47,211 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:03:47,211 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-14 14:03:47,211 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2007736156] [2022-12-14 14:03:47,211 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:03:47,212 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-14 14:03:47,212 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:03:47,212 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-14 14:03:47,212 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-14 14:03:47,212 INFO L87 Difference]: Start difference. First operand 26449 states and 38093 transitions. Second operand has 6 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 4 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) [2022-12-14 14:03:54,027 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 14:03:58,551 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 14:04:00,313 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:04:00,313 INFO L93 Difference]: Finished difference Result 39625 states and 56890 transitions. [2022-12-14 14:04:00,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-14 14:04:00,314 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 4 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) Word has length 92 [2022-12-14 14:04:00,314 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:04:00,415 INFO L225 Difference]: With dead ends: 39625 [2022-12-14 14:04:00,415 INFO L226 Difference]: Without dead ends: 39370 [2022-12-14 14:04:00,427 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2022-12-14 14:04:00,428 INFO L413 NwaCegarLoop]: 6810 mSDtfsCounter, 4745 mSDsluCounter, 24775 mSDsCounter, 0 mSdLazyCounter, 3498 mSolverCounterSat, 50 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4745 SdHoareTripleChecker+Valid, 31585 SdHoareTripleChecker+Invalid, 3548 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 50 IncrementalHoareTripleChecker+Valid, 3498 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.0s IncrementalHoareTripleChecker+Time [2022-12-14 14:04:00,428 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4745 Valid, 31585 Invalid, 3548 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [50 Valid, 3498 Invalid, 0 Unknown, 0 Unchecked, 11.0s Time] [2022-12-14 14:04:00,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39370 states. [2022-12-14 14:04:01,974 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39370 to 26083. [2022-12-14 14:04:01,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26083 states, 15092 states have (on average 1.2740524781341107) internal successors, (19228), 16156 states have internal predecessors, (19228), 8932 states have call successors, (8932), 2029 states have call predecessors, (8932), 2028 states have return successors, (9344), 8521 states have call predecessors, (9344), 8930 states have call successors, (9344) [2022-12-14 14:04:02,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26083 states to 26083 states and 37504 transitions. [2022-12-14 14:04:02,080 INFO L78 Accepts]: Start accepts. Automaton has 26083 states and 37504 transitions. Word has length 92 [2022-12-14 14:04:02,080 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:04:02,080 INFO L495 AbstractCegarLoop]: Abstraction has 26083 states and 37504 transitions. [2022-12-14 14:04:02,080 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 4 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) [2022-12-14 14:04:02,080 INFO L276 IsEmpty]: Start isEmpty. Operand 26083 states and 37504 transitions. [2022-12-14 14:04:02,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-12-14 14:04:02,082 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:04:02,082 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 3, 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] [2022-12-14 14:04:02,082 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-12-14 14:04:02,082 INFO L420 AbstractCegarLoop]: === Iteration 10 === 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 36 more)] === [2022-12-14 14:04:02,082 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:04:02,082 INFO L85 PathProgramCache]: Analyzing trace with hash -1917198920, now seen corresponding path program 1 times [2022-12-14 14:04:02,082 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:04:02,083 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [528077322] [2022-12-14 14:04:02,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:04:02,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:04:02,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:04:02,464 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2022-12-14 14:04:02,464 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:04:02,464 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [528077322] [2022-12-14 14:04:02,464 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [528077322] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:04:02,464 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:04:02,464 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 14:04:02,464 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1548128566] [2022-12-14 14:04:02,465 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:04:02,465 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 14:04:02,465 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:04:02,465 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 14:04:02,465 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 14:04:02,466 INFO L87 Difference]: Start difference. First operand 26083 states and 37504 transitions. Second operand has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-12-14 14:04:09,093 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:04:09,093 INFO L93 Difference]: Finished difference Result 39398 states and 56640 transitions. [2022-12-14 14:04:09,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-14 14:04:09,094 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (17), 2 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 94 [2022-12-14 14:04:09,095 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:04:09,237 INFO L225 Difference]: With dead ends: 39398 [2022-12-14 14:04:09,237 INFO L226 Difference]: Without dead ends: 39396 [2022-12-14 14:04:09,249 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 14:04:09,250 INFO L413 NwaCegarLoop]: 6993 mSDtfsCounter, 4926 mSDsluCounter, 11359 mSDsCounter, 0 mSdLazyCounter, 2013 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4928 SdHoareTripleChecker+Valid, 18352 SdHoareTripleChecker+Invalid, 2015 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 2013 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2022-12-14 14:04:09,250 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4928 Valid, 18352 Invalid, 2015 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 2013 Invalid, 0 Unknown, 0 Unchecked, 4.9s Time] [2022-12-14 14:04:09,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39396 states. [2022-12-14 14:04:11,247 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39396 to 39166. [2022-12-14 14:04:11,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39166 states, 22665 states have (on average 1.2743437017427752) internal successors, (28883), 24248 states have internal predecessors, (28883), 13438 states have call successors, (13438), 3033 states have call predecessors, (13438), 3032 states have return successors, (14068), 12822 states have call predecessors, (14068), 13436 states have call successors, (14068) [2022-12-14 14:04:11,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39166 states to 39166 states and 56389 transitions. [2022-12-14 14:04:11,412 INFO L78 Accepts]: Start accepts. Automaton has 39166 states and 56389 transitions. Word has length 94 [2022-12-14 14:04:11,412 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:04:11,412 INFO L495 AbstractCegarLoop]: Abstraction has 39166 states and 56389 transitions. [2022-12-14 14:04:11,412 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-12-14 14:04:11,412 INFO L276 IsEmpty]: Start isEmpty. Operand 39166 states and 56389 transitions. [2022-12-14 14:04:11,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-12-14 14:04:11,413 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:04:11,414 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 4, 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] [2022-12-14 14:04:11,414 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-12-14 14:04:11,414 INFO L420 AbstractCegarLoop]: === Iteration 11 === 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 36 more)] === [2022-12-14 14:04:11,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:04:11,414 INFO L85 PathProgramCache]: Analyzing trace with hash -352835763, now seen corresponding path program 1 times [2022-12-14 14:04:11,414 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:04:11,414 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [150382284] [2022-12-14 14:04:11,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:04:11,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:04:11,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:04:11,780 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2022-12-14 14:04:11,780 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:04:11,780 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [150382284] [2022-12-14 14:04:11,780 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [150382284] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:04:11,780 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:04:11,780 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 14:04:11,780 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [186389625] [2022-12-14 14:04:11,781 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:04:11,781 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 14:04:11,781 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:04:11,781 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 14:04:11,781 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 14:04:11,781 INFO L87 Difference]: Start difference. First operand 39166 states and 56389 transitions. Second operand has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-12-14 14:04:15,335 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:04:15,335 INFO L93 Difference]: Finished difference Result 39190 states and 56421 transitions. [2022-12-14 14:04:15,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 14:04:15,336 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 97 [2022-12-14 14:04:15,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:04:15,441 INFO L225 Difference]: With dead ends: 39190 [2022-12-14 14:04:15,441 INFO L226 Difference]: Without dead ends: 39188 [2022-12-14 14:04:15,455 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 14:04:15,455 INFO L413 NwaCegarLoop]: 4415 mSDtfsCounter, 4921 mSDsluCounter, 4414 mSDsCounter, 0 mSdLazyCounter, 1085 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4921 SdHoareTripleChecker+Valid, 8829 SdHoareTripleChecker+Invalid, 1085 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1085 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-12-14 14:04:15,456 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4921 Valid, 8829 Invalid, 1085 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1085 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-12-14 14:04:15,483 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39188 states. [2022-12-14 14:04:17,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39188 to 39164. [2022-12-14 14:04:17,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39164 states, 22664 states have (on average 1.273826332509707) internal successors, (28870), 24246 states have internal predecessors, (28870), 13438 states have call successors, (13438), 3033 states have call predecessors, (13438), 3032 states have return successors, (14068), 12822 states have call predecessors, (14068), 13436 states have call successors, (14068) [2022-12-14 14:04:17,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39164 states to 39164 states and 56376 transitions. [2022-12-14 14:04:17,631 INFO L78 Accepts]: Start accepts. Automaton has 39164 states and 56376 transitions. Word has length 97 [2022-12-14 14:04:17,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:04:17,631 INFO L495 AbstractCegarLoop]: Abstraction has 39164 states and 56376 transitions. [2022-12-14 14:04:17,631 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-12-14 14:04:17,632 INFO L276 IsEmpty]: Start isEmpty. Operand 39164 states and 56376 transitions. [2022-12-14 14:04:17,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-12-14 14:04:17,633 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:04:17,633 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 3, 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] [2022-12-14 14:04:17,633 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-12-14 14:04:17,633 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_linux_fs_char_dev_unregister_chrdev_regionErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 36 more)] === [2022-12-14 14:04:17,633 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:04:17,633 INFO L85 PathProgramCache]: Analyzing trace with hash -1257815934, now seen corresponding path program 1 times [2022-12-14 14:04:17,634 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:04:17,634 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [822743253] [2022-12-14 14:04:17,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:04:17,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:04:17,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:04:19,098 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2022-12-14 14:04:19,099 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:04:19,099 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [822743253] [2022-12-14 14:04:19,099 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [822743253] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 14:04:19,099 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [804548274] [2022-12-14 14:04:19,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:04:19,099 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 14:04:19,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 14:04:19,101 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 14:04:19,101 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-12-14 14:04:20,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:04:20,368 INFO L263 TraceCheckSpWp]: Trace formula consists of 5412 conjuncts, 27 conjunts are in the unsatisfiable core [2022-12-14 14:04:20,375 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 14:04:20,447 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2022-12-14 14:04:20,448 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 14:04:20,448 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [804548274] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:04:20,448 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-14 14:04:20,448 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [8] total 11 [2022-12-14 14:04:20,448 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1416683631] [2022-12-14 14:04:20,448 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:04:20,448 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-14 14:04:20,448 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:04:20,449 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-14 14:04:20,449 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2022-12-14 14:04:20,449 INFO L87 Difference]: Start difference. First operand 39164 states and 56376 transitions. Second operand has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 3 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2022-12-14 14:04:26,819 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:04:26,819 INFO L93 Difference]: Finished difference Result 53484 states and 77201 transitions. [2022-12-14 14:04:26,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-14 14:04:26,820 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 3 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) Word has length 98 [2022-12-14 14:04:26,821 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:04:26,942 INFO L225 Difference]: With dead ends: 53484 [2022-12-14 14:04:26,942 INFO L226 Difference]: Without dead ends: 40137 [2022-12-14 14:04:26,990 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 96 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-12-14 14:04:26,991 INFO L413 NwaCegarLoop]: 5120 mSDtfsCounter, 659 mSDsluCounter, 14160 mSDsCounter, 0 mSdLazyCounter, 2242 mSolverCounterSat, 543 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 844 SdHoareTripleChecker+Valid, 19280 SdHoareTripleChecker+Invalid, 2785 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 543 IncrementalHoareTripleChecker+Valid, 2242 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2022-12-14 14:04:26,991 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [844 Valid, 19280 Invalid, 2785 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [543 Valid, 2242 Invalid, 0 Unknown, 0 Unchecked, 4.4s Time] [2022-12-14 14:04:27,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40137 states. [2022-12-14 14:04:29,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40137 to 38807. [2022-12-14 14:04:29,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38807 states, 22450 states have (on average 1.2734966592427617) internal successors, (28590), 24014 states have internal predecessors, (28590), 13308 states have call successors, (13308), 3020 states have call predecessors, (13308), 3019 states have return successors, (13930), 12698 states have call predecessors, (13930), 13306 states have call successors, (13930) [2022-12-14 14:04:29,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38807 states to 38807 states and 55828 transitions. [2022-12-14 14:04:29,683 INFO L78 Accepts]: Start accepts. Automaton has 38807 states and 55828 transitions. Word has length 98 [2022-12-14 14:04:29,683 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:04:29,683 INFO L495 AbstractCegarLoop]: Abstraction has 38807 states and 55828 transitions. [2022-12-14 14:04:29,684 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 3 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2022-12-14 14:04:29,684 INFO L276 IsEmpty]: Start isEmpty. Operand 38807 states and 55828 transitions. [2022-12-14 14:04:29,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-12-14 14:04:29,685 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:04:29,685 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 14:04:29,701 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-12-14 14:04:29,886 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 14:04:29,887 INFO L420 AbstractCegarLoop]: === Iteration 13 === 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 36 more)] === [2022-12-14 14:04:29,888 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:04:29,888 INFO L85 PathProgramCache]: Analyzing trace with hash 1798750012, now seen corresponding path program 1 times [2022-12-14 14:04:29,888 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:04:29,889 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [662103361] [2022-12-14 14:04:29,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:04:29,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:04:29,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:04:30,332 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2022-12-14 14:04:30,332 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:04:30,332 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [662103361] [2022-12-14 14:04:30,332 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [662103361] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:04:30,332 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:04:30,332 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 14:04:30,332 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1334724417] [2022-12-14 14:04:30,333 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:04:30,333 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 14:04:30,333 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:04:30,333 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 14:04:30,333 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 14:04:30,333 INFO L87 Difference]: Start difference. First operand 38807 states and 55828 transitions. Second operand has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-12-14 14:04:36,205 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 14:04:38,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:04:38,138 INFO L93 Difference]: Finished difference Result 38912 states and 55918 transitions. [2022-12-14 14:04:38,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-14 14:04:38,139 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 99 [2022-12-14 14:04:38,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:04:38,260 INFO L225 Difference]: With dead ends: 38912 [2022-12-14 14:04:38,260 INFO L226 Difference]: Without dead ends: 38910 [2022-12-14 14:04:38,277 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 14:04:38,277 INFO L413 NwaCegarLoop]: 8528 mSDtfsCounter, 4738 mSDsluCounter, 12876 mSDsCounter, 0 mSdLazyCounter, 2632 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4740 SdHoareTripleChecker+Valid, 21404 SdHoareTripleChecker+Invalid, 2634 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 2632 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.1s IncrementalHoareTripleChecker+Time [2022-12-14 14:04:38,277 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4740 Valid, 21404 Invalid, 2634 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 2632 Invalid, 0 Unknown, 0 Unchecked, 6.1s Time] [2022-12-14 14:04:38,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38910 states. [2022-12-14 14:04:40,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38910 to 38823. [2022-12-14 14:04:40,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38823 states, 22458 states have (on average 1.2733547065633628) internal successors, (28597), 24022 states have internal predecessors, (28597), 13312 states have call successors, (13312), 3024 states have call predecessors, (13312), 3023 states have return successors, (13934), 12702 states have call predecessors, (13934), 13310 states have call successors, (13934) [2022-12-14 14:04:40,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38823 states to 38823 states and 55843 transitions. [2022-12-14 14:04:40,611 INFO L78 Accepts]: Start accepts. Automaton has 38823 states and 55843 transitions. Word has length 99 [2022-12-14 14:04:40,611 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:04:40,612 INFO L495 AbstractCegarLoop]: Abstraction has 38823 states and 55843 transitions. [2022-12-14 14:04:40,612 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-12-14 14:04:40,612 INFO L276 IsEmpty]: Start isEmpty. Operand 38823 states and 55843 transitions. [2022-12-14 14:04:40,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-12-14 14:04:40,613 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:04:40,613 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 4, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 14:04:40,613 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-12-14 14:04:40,613 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_linux_fs_char_dev_unregister_chrdev_regionErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 36 more)] === [2022-12-14 14:04:40,613 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:04:40,613 INFO L85 PathProgramCache]: Analyzing trace with hash -2114259582, now seen corresponding path program 1 times [2022-12-14 14:04:40,613 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:04:40,614 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1096843736] [2022-12-14 14:04:40,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:04:40,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:04:40,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:04:42,261 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-12-14 14:04:42,261 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:04:42,261 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1096843736] [2022-12-14 14:04:42,261 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1096843736] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 14:04:42,262 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [102723991] [2022-12-14 14:04:42,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:04:42,262 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 14:04:42,262 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 14:04:42,263 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 14:04:42,263 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-12-14 14:04:43,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:04:43,413 INFO L263 TraceCheckSpWp]: Trace formula consists of 5423 conjuncts, 62 conjunts are in the unsatisfiable core [2022-12-14 14:04:43,417 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 14:04:43,625 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2022-12-14 14:04:43,625 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 14:04:43,625 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [102723991] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:04:43,625 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-14 14:04:43,625 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [18] total 26 [2022-12-14 14:04:43,626 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1557298299] [2022-12-14 14:04:43,626 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:04:43,626 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-12-14 14:04:43,626 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:04:43,626 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-12-14 14:04:43,626 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=594, Unknown=0, NotChecked=0, Total=650 [2022-12-14 14:04:43,627 INFO L87 Difference]: Start difference. First operand 38823 states and 55843 transitions. Second operand has 14 states, 11 states have (on average 4.181818181818182) internal successors, (46), 13 states have internal predecessors, (46), 7 states have call successors, (19), 2 states have call predecessors, (19), 4 states have return successors, (18), 7 states have call predecessors, (18), 7 states have call successors, (18) [2022-12-14 14:04:55,607 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 14:04:58,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:04:58,741 INFO L93 Difference]: Finished difference Result 51803 states and 74474 transitions. [2022-12-14 14:04:58,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-12-14 14:04:58,742 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 11 states have (on average 4.181818181818182) internal successors, (46), 13 states have internal predecessors, (46), 7 states have call successors, (19), 2 states have call predecessors, (19), 4 states have return successors, (18), 7 states have call predecessors, (18), 7 states have call successors, (18) Word has length 100 [2022-12-14 14:04:58,742 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:04:58,821 INFO L225 Difference]: With dead ends: 51803 [2022-12-14 14:04:58,821 INFO L226 Difference]: Without dead ends: 26348 [2022-12-14 14:04:58,898 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 95 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=162, Invalid=1244, Unknown=0, NotChecked=0, Total=1406 [2022-12-14 14:04:58,898 INFO L413 NwaCegarLoop]: 4447 mSDtfsCounter, 63 mSDsluCounter, 52825 mSDsCounter, 0 mSdLazyCounter, 8091 mSolverCounterSat, 287 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 88 SdHoareTripleChecker+Valid, 57272 SdHoareTripleChecker+Invalid, 8378 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 287 IncrementalHoareTripleChecker+Valid, 8091 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.1s IncrementalHoareTripleChecker+Time [2022-12-14 14:04:58,899 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [88 Valid, 57272 Invalid, 8378 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [287 Valid, 8091 Invalid, 0 Unknown, 0 Unchecked, 13.1s Time] [2022-12-14 14:04:58,917 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26348 states. [2022-12-14 14:05:00,391 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26348 to 26266. [2022-12-14 14:05:00,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26266 states, 15191 states have (on average 1.2720689882167073) internal successors, (19324), 16251 states have internal predecessors, (19324), 8991 states have call successors, (8991), 2055 states have call predecessors, (8991), 2054 states have return successors, (9409), 8581 states have call predecessors, (9409), 8989 states have call successors, (9409) [2022-12-14 14:05:00,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26266 states to 26266 states and 37724 transitions. [2022-12-14 14:05:00,499 INFO L78 Accepts]: Start accepts. Automaton has 26266 states and 37724 transitions. Word has length 100 [2022-12-14 14:05:00,499 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:05:00,499 INFO L495 AbstractCegarLoop]: Abstraction has 26266 states and 37724 transitions. [2022-12-14 14:05:00,499 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 11 states have (on average 4.181818181818182) internal successors, (46), 13 states have internal predecessors, (46), 7 states have call successors, (19), 2 states have call predecessors, (19), 4 states have return successors, (18), 7 states have call predecessors, (18), 7 states have call successors, (18) [2022-12-14 14:05:00,499 INFO L276 IsEmpty]: Start isEmpty. Operand 26266 states and 37724 transitions. [2022-12-14 14:05:00,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-12-14 14:05:00,500 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:05:00,500 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 14:05:00,515 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-12-14 14:05:00,701 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2022-12-14 14:05:00,702 INFO L420 AbstractCegarLoop]: === Iteration 15 === 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 36 more)] === [2022-12-14 14:05:00,702 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:05:00,703 INFO L85 PathProgramCache]: Analyzing trace with hash 370564929, now seen corresponding path program 1 times [2022-12-14 14:05:00,703 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:05:00,704 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1298799434] [2022-12-14 14:05:00,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:05:00,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:05:00,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:05:01,109 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2022-12-14 14:05:01,109 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:05:01,109 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1298799434] [2022-12-14 14:05:01,109 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1298799434] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:05:01,110 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:05:01,110 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 14:05:01,110 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [726852295] [2022-12-14 14:05:01,110 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:05:01,110 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 14:05:01,110 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:05:01,111 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 14:05:01,111 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 14:05:01,111 INFO L87 Difference]: Start difference. First operand 26266 states and 37724 transitions. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-12-14 14:05:05,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:05:05,485 INFO L93 Difference]: Finished difference Result 26266 states and 37724 transitions. [2022-12-14 14:05:05,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 14:05:05,486 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 104 [2022-12-14 14:05:05,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:05:05,548 INFO L225 Difference]: With dead ends: 26266 [2022-12-14 14:05:05,548 INFO L226 Difference]: Without dead ends: 26264 [2022-12-14 14:05:05,555 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 14:05:05,555 INFO L413 NwaCegarLoop]: 4412 mSDtfsCounter, 4921 mSDsluCounter, 4412 mSDsCounter, 0 mSdLazyCounter, 1081 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4923 SdHoareTripleChecker+Valid, 8824 SdHoareTripleChecker+Invalid, 1081 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1081 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2022-12-14 14:05:05,556 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4923 Valid, 8824 Invalid, 1081 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1081 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2022-12-14 14:05:05,571 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26264 states. [2022-12-14 14:05:07,014 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26264 to 26264. [2022-12-14 14:05:07,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26264 states, 15190 states have (on average 1.2719552337063857) internal successors, (19321), 16249 states have internal predecessors, (19321), 8991 states have call successors, (8991), 2055 states have call predecessors, (8991), 2054 states have return successors, (9409), 8581 states have call predecessors, (9409), 8989 states have call successors, (9409) [2022-12-14 14:05:07,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26264 states to 26264 states and 37721 transitions. [2022-12-14 14:05:07,174 INFO L78 Accepts]: Start accepts. Automaton has 26264 states and 37721 transitions. Word has length 104 [2022-12-14 14:05:07,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:05:07,174 INFO L495 AbstractCegarLoop]: Abstraction has 26264 states and 37721 transitions. [2022-12-14 14:05:07,174 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-12-14 14:05:07,174 INFO L276 IsEmpty]: Start isEmpty. Operand 26264 states and 37721 transitions. [2022-12-14 14:05:07,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-12-14 14:05:07,175 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:05:07,175 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 14:05:07,175 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-12-14 14:05:07,175 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_linux_fs_char_dev_unregister_chrdev_regionErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 36 more)] === [2022-12-14 14:05:07,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:05:07,176 INFO L85 PathProgramCache]: Analyzing trace with hash 40011194, now seen corresponding path program 1 times [2022-12-14 14:05:07,176 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:05:07,176 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [874690939] [2022-12-14 14:05:07,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:05:07,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:05:07,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:05:07,667 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2022-12-14 14:05:07,667 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:05:07,667 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [874690939] [2022-12-14 14:05:07,667 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [874690939] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:05:07,667 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:05:07,667 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 14:05:07,667 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1375469918] [2022-12-14 14:05:07,667 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:05:07,668 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 14:05:07,668 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:05:07,668 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 14:05:07,668 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 14:05:07,668 INFO L87 Difference]: Start difference. First operand 26264 states and 37721 transitions. Second operand has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-12-14 14:05:13,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:05:13,084 INFO L93 Difference]: Finished difference Result 26333 states and 37773 transitions. [2022-12-14 14:05:13,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-14 14:05:13,084 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 104 [2022-12-14 14:05:13,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:05:13,149 INFO L225 Difference]: With dead ends: 26333 [2022-12-14 14:05:13,149 INFO L226 Difference]: Without dead ends: 26331 [2022-12-14 14:05:13,158 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 14:05:13,159 INFO L413 NwaCegarLoop]: 7155 mSDtfsCounter, 4857 mSDsluCounter, 11400 mSDsCounter, 0 mSdLazyCounter, 2215 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4857 SdHoareTripleChecker+Valid, 18555 SdHoareTripleChecker+Invalid, 2216 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2215 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.9s IncrementalHoareTripleChecker+Time [2022-12-14 14:05:13,159 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4857 Valid, 18555 Invalid, 2216 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 2215 Invalid, 0 Unknown, 0 Unchecked, 3.9s Time] [2022-12-14 14:05:13,177 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26331 states. [2022-12-14 14:05:14,856 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26331 to 26276. [2022-12-14 14:05:14,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26276 states, 15198 states have (on average 1.2718120805369129) internal successors, (19329), 16253 states have internal predecessors, (19329), 8995 states have call successors, (8995), 2059 states have call predecessors, (8995), 2054 states have return successors, (9413), 8585 states have call predecessors, (9413), 8993 states have call successors, (9413) [2022-12-14 14:05:14,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26276 states to 26276 states and 37737 transitions. [2022-12-14 14:05:14,970 INFO L78 Accepts]: Start accepts. Automaton has 26276 states and 37737 transitions. Word has length 104 [2022-12-14 14:05:14,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:05:14,970 INFO L495 AbstractCegarLoop]: Abstraction has 26276 states and 37737 transitions. [2022-12-14 14:05:14,970 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-12-14 14:05:14,970 INFO L276 IsEmpty]: Start isEmpty. Operand 26276 states and 37737 transitions. [2022-12-14 14:05:14,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2022-12-14 14:05:14,971 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:05:14,972 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 14:05:14,972 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-12-14 14:05:14,972 INFO L420 AbstractCegarLoop]: === Iteration 17 === 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 36 more)] === [2022-12-14 14:05:14,972 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:05:14,972 INFO L85 PathProgramCache]: Analyzing trace with hash -918281980, now seen corresponding path program 1 times [2022-12-14 14:05:14,972 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:05:14,972 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [541467998] [2022-12-14 14:05:14,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:05:14,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:05:15,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:05:15,471 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2022-12-14 14:05:15,471 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:05:15,471 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [541467998] [2022-12-14 14:05:15,471 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [541467998] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:05:15,471 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:05:15,471 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-14 14:05:15,471 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1282867374] [2022-12-14 14:05:15,471 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:05:15,472 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-14 14:05:15,472 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:05:15,472 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-14 14:05:15,472 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-14 14:05:15,473 INFO L87 Difference]: Start difference. First operand 26276 states and 37737 transitions. Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 4 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 4 states have call predecessors, (18), 4 states have call successors, (18) [2022-12-14 14:05:21,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:05:21,935 INFO L93 Difference]: Finished difference Result 26469 states and 37976 transitions. [2022-12-14 14:05:21,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-14 14:05:21,936 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 4 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 4 states have call predecessors, (18), 4 states have call successors, (18) Word has length 105 [2022-12-14 14:05:21,936 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:05:22,004 INFO L225 Difference]: With dead ends: 26469 [2022-12-14 14:05:22,004 INFO L226 Difference]: Without dead ends: 26314 [2022-12-14 14:05:22,014 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-12-14 14:05:22,015 INFO L413 NwaCegarLoop]: 4956 mSDtfsCounter, 902 mSDsluCounter, 12875 mSDsCounter, 0 mSdLazyCounter, 2068 mSolverCounterSat, 1032 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 902 SdHoareTripleChecker+Valid, 17831 SdHoareTripleChecker+Invalid, 3100 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1032 IncrementalHoareTripleChecker+Valid, 2068 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2022-12-14 14:05:22,015 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [902 Valid, 17831 Invalid, 3100 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1032 Valid, 2068 Invalid, 0 Unknown, 0 Unchecked, 4.7s Time] [2022-12-14 14:05:22,033 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26314 states. [2022-12-14 14:05:23,584 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26314 to 26257. [2022-12-14 14:05:23,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26257 states, 15188 states have (on average 1.2719252041085067) internal successors, (19318), 16242 states have internal predecessors, (19318), 8989 states have call successors, (8989), 2056 states have call predecessors, (8989), 2051 states have return successors, (9407), 8580 states have call predecessors, (9407), 8987 states have call successors, (9407) [2022-12-14 14:05:23,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26257 states to 26257 states and 37714 transitions. [2022-12-14 14:05:23,687 INFO L78 Accepts]: Start accepts. Automaton has 26257 states and 37714 transitions. Word has length 105 [2022-12-14 14:05:23,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:05:23,688 INFO L495 AbstractCegarLoop]: Abstraction has 26257 states and 37714 transitions. [2022-12-14 14:05:23,688 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 4 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 4 states have call predecessors, (18), 4 states have call successors, (18) [2022-12-14 14:05:23,688 INFO L276 IsEmpty]: Start isEmpty. Operand 26257 states and 37714 transitions. [2022-12-14 14:05:23,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2022-12-14 14:05:23,689 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:05:23,689 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 14:05:23,689 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-12-14 14:05:23,689 INFO L420 AbstractCegarLoop]: === Iteration 18 === 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 36 more)] === [2022-12-14 14:05:23,689 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:05:23,690 INFO L85 PathProgramCache]: Analyzing trace with hash -756327393, now seen corresponding path program 1 times [2022-12-14 14:05:23,690 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:05:23,690 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2096920089] [2022-12-14 14:05:23,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:05:23,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:05:23,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:05:24,045 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2022-12-14 14:05:24,045 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:05:24,045 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2096920089] [2022-12-14 14:05:24,045 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2096920089] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:05:24,045 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:05:24,045 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 14:05:24,045 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1680138188] [2022-12-14 14:05:24,046 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:05:24,046 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 14:05:24,046 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:05:24,047 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 14:05:24,047 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 14:05:24,047 INFO L87 Difference]: Start difference. First operand 26257 states and 37714 transitions. Second operand has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-12-14 14:05:28,011 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 14:05:29,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:05:29,049 INFO L93 Difference]: Finished difference Result 26257 states and 37714 transitions. [2022-12-14 14:05:29,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 14:05:29,051 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 109 [2022-12-14 14:05:29,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:05:29,113 INFO L225 Difference]: With dead ends: 26257 [2022-12-14 14:05:29,113 INFO L226 Difference]: Without dead ends: 26255 [2022-12-14 14:05:29,122 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 14:05:29,123 INFO L413 NwaCegarLoop]: 4410 mSDtfsCounter, 4922 mSDsluCounter, 4406 mSDsCounter, 0 mSdLazyCounter, 1081 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4924 SdHoareTripleChecker+Valid, 8816 SdHoareTripleChecker+Invalid, 1081 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1081 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2022-12-14 14:05:29,123 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4924 Valid, 8816 Invalid, 1081 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1081 Invalid, 0 Unknown, 0 Unchecked, 3.5s Time] [2022-12-14 14:05:29,141 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26255 states. [2022-12-14 14:05:30,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26255 to 26255. [2022-12-14 14:05:30,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26255 states, 15187 states have (on average 1.2718114176598407) internal successors, (19315), 16240 states have internal predecessors, (19315), 8989 states have call successors, (8989), 2056 states have call predecessors, (8989), 2051 states have return successors, (9407), 8580 states have call predecessors, (9407), 8987 states have call successors, (9407) [2022-12-14 14:05:30,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26255 states to 26255 states and 37711 transitions. [2022-12-14 14:05:30,882 INFO L78 Accepts]: Start accepts. Automaton has 26255 states and 37711 transitions. Word has length 109 [2022-12-14 14:05:30,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:05:30,882 INFO L495 AbstractCegarLoop]: Abstraction has 26255 states and 37711 transitions. [2022-12-14 14:05:30,883 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-12-14 14:05:30,883 INFO L276 IsEmpty]: Start isEmpty. Operand 26255 states and 37711 transitions. [2022-12-14 14:05:30,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-12-14 14:05:30,883 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:05:30,884 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 14:05:30,884 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-12-14 14:05:30,884 INFO L420 AbstractCegarLoop]: === Iteration 19 === 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 36 more)] === [2022-12-14 14:05:30,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:05:30,884 INFO L85 PathProgramCache]: Analyzing trace with hash -980903710, now seen corresponding path program 1 times [2022-12-14 14:05:30,884 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:05:30,885 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [488596507] [2022-12-14 14:05:30,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:05:30,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:05:30,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:05:31,265 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2022-12-14 14:05:31,265 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:05:31,265 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [488596507] [2022-12-14 14:05:31,265 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [488596507] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:05:31,265 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:05:31,265 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 14:05:31,265 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1978734816] [2022-12-14 14:05:31,265 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:05:31,266 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 14:05:31,266 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:05:31,266 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 14:05:31,266 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 14:05:31,267 INFO L87 Difference]: Start difference. First operand 26255 states and 37711 transitions. Second operand has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-12-14 14:05:35,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:05:35,193 INFO L93 Difference]: Finished difference Result 26255 states and 37711 transitions. [2022-12-14 14:05:35,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 14:05:35,194 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 111 [2022-12-14 14:05:35,194 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:05:35,255 INFO L225 Difference]: With dead ends: 26255 [2022-12-14 14:05:35,255 INFO L226 Difference]: Without dead ends: 26253 [2022-12-14 14:05:35,262 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 14:05:35,263 INFO L413 NwaCegarLoop]: 4408 mSDtfsCounter, 4914 mSDsluCounter, 4408 mSDsCounter, 0 mSdLazyCounter, 1081 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4916 SdHoareTripleChecker+Valid, 8816 SdHoareTripleChecker+Invalid, 1081 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1081 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-12-14 14:05:35,263 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4916 Valid, 8816 Invalid, 1081 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1081 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-12-14 14:05:35,279 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26253 states. [2022-12-14 14:05:37,048 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26253 to 26253. [2022-12-14 14:05:37,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26253 states, 15186 states have (on average 1.2716976162254707) internal successors, (19312), 16238 states have internal predecessors, (19312), 8989 states have call successors, (8989), 2056 states have call predecessors, (8989), 2051 states have return successors, (9407), 8580 states have call predecessors, (9407), 8987 states have call successors, (9407) [2022-12-14 14:05:37,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26253 states to 26253 states and 37708 transitions. [2022-12-14 14:05:37,153 INFO L78 Accepts]: Start accepts. Automaton has 26253 states and 37708 transitions. Word has length 111 [2022-12-14 14:05:37,153 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:05:37,153 INFO L495 AbstractCegarLoop]: Abstraction has 26253 states and 37708 transitions. [2022-12-14 14:05:37,153 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-12-14 14:05:37,154 INFO L276 IsEmpty]: Start isEmpty. Operand 26253 states and 37708 transitions. [2022-12-14 14:05:37,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2022-12-14 14:05:37,154 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:05:37,154 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 14:05:37,155 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-12-14 14:05:37,155 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_linux_usb_gadget_unregister_chrdev_regionErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 36 more)] === [2022-12-14 14:05:37,155 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:05:37,155 INFO L85 PathProgramCache]: Analyzing trace with hash -1923624723, now seen corresponding path program 1 times [2022-12-14 14:05:37,155 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:05:37,155 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1298198792] [2022-12-14 14:05:37,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:05:37,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:05:37,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:05:37,549 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2022-12-14 14:05:37,549 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:05:37,549 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1298198792] [2022-12-14 14:05:37,549 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1298198792] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:05:37,550 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:05:37,550 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 14:05:37,550 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [581519852] [2022-12-14 14:05:37,550 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:05:37,550 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 14:05:37,550 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:05:37,550 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 14:05:37,550 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 14:05:37,551 INFO L87 Difference]: Start difference. First operand 26253 states and 37708 transitions. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-12-14 14:05:41,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:05:41,867 INFO L93 Difference]: Finished difference Result 26253 states and 37708 transitions. [2022-12-14 14:05:41,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 14:05:41,868 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 109 [2022-12-14 14:05:41,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:05:41,927 INFO L225 Difference]: With dead ends: 26253 [2022-12-14 14:05:41,927 INFO L226 Difference]: Without dead ends: 26251 [2022-12-14 14:05:41,935 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 14:05:41,935 INFO L413 NwaCegarLoop]: 4404 mSDtfsCounter, 4909 mSDsluCounter, 4404 mSDsCounter, 0 mSdLazyCounter, 1085 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4911 SdHoareTripleChecker+Valid, 8808 SdHoareTripleChecker+Invalid, 1085 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1085 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-12-14 14:05:41,935 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4911 Valid, 8808 Invalid, 1085 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1085 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-12-14 14:05:41,952 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26251 states. [2022-12-14 14:05:43,725 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26251 to 26251. [2022-12-14 14:05:43,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26251 states, 15185 states have (on average 1.2714520908791571) internal successors, (19307), 16236 states have internal predecessors, (19307), 8989 states have call successors, (8989), 2056 states have call predecessors, (8989), 2051 states have return successors, (9407), 8580 states have call predecessors, (9407), 8987 states have call successors, (9407) [2022-12-14 14:05:43,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26251 states to 26251 states and 37703 transitions. [2022-12-14 14:05:43,849 INFO L78 Accepts]: Start accepts. Automaton has 26251 states and 37703 transitions. Word has length 109 [2022-12-14 14:05:43,849 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:05:43,850 INFO L495 AbstractCegarLoop]: Abstraction has 26251 states and 37703 transitions. [2022-12-14 14:05:43,850 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-12-14 14:05:43,850 INFO L276 IsEmpty]: Start isEmpty. Operand 26251 states and 37703 transitions. [2022-12-14 14:05:43,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-12-14 14:05:43,851 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:05:43,851 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 14:05:43,852 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-12-14 14:05:43,852 INFO L420 AbstractCegarLoop]: === Iteration 21 === 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 36 more)] === [2022-12-14 14:05:43,852 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:05:43,852 INFO L85 PathProgramCache]: Analyzing trace with hash -424935010, now seen corresponding path program 1 times [2022-12-14 14:05:43,852 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:05:43,852 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [149720984] [2022-12-14 14:05:43,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:05:43,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:05:43,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:05:44,226 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2022-12-14 14:05:44,226 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:05:44,227 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [149720984] [2022-12-14 14:05:44,227 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [149720984] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:05:44,227 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:05:44,227 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 14:05:44,227 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [17267112] [2022-12-14 14:05:44,227 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:05:44,227 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 14:05:44,228 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:05:44,228 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 14:05:44,228 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 14:05:44,228 INFO L87 Difference]: Start difference. First operand 26251 states and 37703 transitions. Second operand has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-12-14 14:05:48,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:05:48,629 INFO L93 Difference]: Finished difference Result 26251 states and 37703 transitions. [2022-12-14 14:05:48,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 14:05:48,631 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 116 [2022-12-14 14:05:48,631 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:05:48,707 INFO L225 Difference]: With dead ends: 26251 [2022-12-14 14:05:48,707 INFO L226 Difference]: Without dead ends: 26249 [2022-12-14 14:05:48,715 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 14:05:48,715 INFO L413 NwaCegarLoop]: 4404 mSDtfsCounter, 4911 mSDsluCounter, 4404 mSDsCounter, 0 mSdLazyCounter, 1081 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4913 SdHoareTripleChecker+Valid, 8808 SdHoareTripleChecker+Invalid, 1081 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1081 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-12-14 14:05:48,716 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4913 Valid, 8808 Invalid, 1081 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1081 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-12-14 14:05:48,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26249 states. [2022-12-14 14:05:50,597 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26249 to 26249. [2022-12-14 14:05:50,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26249 states, 15184 states have (on average 1.2713382507903055) internal successors, (19304), 16234 states have internal predecessors, (19304), 8989 states have call successors, (8989), 2056 states have call predecessors, (8989), 2051 states have return successors, (9407), 8580 states have call predecessors, (9407), 8987 states have call successors, (9407) [2022-12-14 14:05:50,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26249 states to 26249 states and 37700 transitions. [2022-12-14 14:05:50,702 INFO L78 Accepts]: Start accepts. Automaton has 26249 states and 37700 transitions. Word has length 116 [2022-12-14 14:05:50,702 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:05:50,702 INFO L495 AbstractCegarLoop]: Abstraction has 26249 states and 37700 transitions. [2022-12-14 14:05:50,702 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-12-14 14:05:50,702 INFO L276 IsEmpty]: Start isEmpty. Operand 26249 states and 37700 transitions. [2022-12-14 14:05:50,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2022-12-14 14:05:50,703 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:05:50,703 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 14:05:50,703 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-12-14 14:05:50,703 INFO L420 AbstractCegarLoop]: === Iteration 22 === 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 36 more)] === [2022-12-14 14:05:50,703 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:05:50,704 INFO L85 PathProgramCache]: Analyzing trace with hash -2115159177, now seen corresponding path program 1 times [2022-12-14 14:05:50,704 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:05:50,704 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1255716278] [2022-12-14 14:05:50,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:05:50,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:05:50,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:05:51,106 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2022-12-14 14:05:51,106 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:05:51,106 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1255716278] [2022-12-14 14:05:51,106 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1255716278] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:05:51,107 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:05:51,107 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 14:05:51,107 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [505247942] [2022-12-14 14:05:51,107 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:05:51,107 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 14:05:51,107 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:05:51,108 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 14:05:51,108 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 14:05:51,108 INFO L87 Difference]: Start difference. First operand 26249 states and 37700 transitions. Second operand has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-12-14 14:05:56,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:05:56,967 INFO L93 Difference]: Finished difference Result 26249 states and 37700 transitions. [2022-12-14 14:05:56,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 14:05:56,967 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 121 [2022-12-14 14:05:56,968 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:05:57,052 INFO L225 Difference]: With dead ends: 26249 [2022-12-14 14:05:57,052 INFO L226 Difference]: Without dead ends: 26247 [2022-12-14 14:05:57,060 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 14:05:57,061 INFO L413 NwaCegarLoop]: 4402 mSDtfsCounter, 4908 mSDsluCounter, 4402 mSDsCounter, 0 mSdLazyCounter, 1081 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4910 SdHoareTripleChecker+Valid, 8804 SdHoareTripleChecker+Invalid, 1081 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1081 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2022-12-14 14:05:57,061 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4910 Valid, 8804 Invalid, 1081 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1081 Invalid, 0 Unknown, 0 Unchecked, 3.6s Time] [2022-12-14 14:05:57,078 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26247 states. [2022-12-14 14:05:59,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26247 to 26247. [2022-12-14 14:05:59,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26247 states, 15183 states have (on average 1.2712243957057234) internal successors, (19301), 16232 states have internal predecessors, (19301), 8989 states have call successors, (8989), 2056 states have call predecessors, (8989), 2051 states have return successors, (9407), 8580 states have call predecessors, (9407), 8987 states have call successors, (9407) [2022-12-14 14:05:59,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26247 states to 26247 states and 37697 transitions. [2022-12-14 14:05:59,249 INFO L78 Accepts]: Start accepts. Automaton has 26247 states and 37697 transitions. Word has length 121 [2022-12-14 14:05:59,249 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:05:59,249 INFO L495 AbstractCegarLoop]: Abstraction has 26247 states and 37697 transitions. [2022-12-14 14:05:59,250 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-12-14 14:05:59,250 INFO L276 IsEmpty]: Start isEmpty. Operand 26247 states and 37697 transitions. [2022-12-14 14:05:59,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-12-14 14:05:59,251 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:05:59,251 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 14:05:59,251 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-12-14 14:05:59,251 INFO L420 AbstractCegarLoop]: === Iteration 23 === 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 36 more)] === [2022-12-14 14:05:59,251 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:05:59,251 INFO L85 PathProgramCache]: Analyzing trace with hash -111903255, now seen corresponding path program 1 times [2022-12-14 14:05:59,251 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:05:59,251 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1220889667] [2022-12-14 14:05:59,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:05:59,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:05:59,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:05:59,645 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2022-12-14 14:05:59,645 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:05:59,645 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1220889667] [2022-12-14 14:05:59,645 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1220889667] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:05:59,645 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:05:59,645 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 14:05:59,645 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1018770149] [2022-12-14 14:05:59,645 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:05:59,646 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 14:05:59,646 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:05:59,646 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 14:05:59,646 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 14:05:59,647 INFO L87 Difference]: Start difference. First operand 26247 states and 37697 transitions. Second operand has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2022-12-14 14:06:04,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:06:04,796 INFO L93 Difference]: Finished difference Result 26247 states and 37697 transitions. [2022-12-14 14:06:04,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 14:06:04,797 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 126 [2022-12-14 14:06:04,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:06:04,859 INFO L225 Difference]: With dead ends: 26247 [2022-12-14 14:06:04,859 INFO L226 Difference]: Without dead ends: 26245 [2022-12-14 14:06:04,868 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 14:06:04,868 INFO L413 NwaCegarLoop]: 4400 mSDtfsCounter, 4905 mSDsluCounter, 4400 mSDsCounter, 0 mSdLazyCounter, 1081 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4907 SdHoareTripleChecker+Valid, 8800 SdHoareTripleChecker+Invalid, 1081 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1081 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2022-12-14 14:06:04,869 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4907 Valid, 8800 Invalid, 1081 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1081 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2022-12-14 14:06:04,887 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26245 states. [2022-12-14 14:06:06,987 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26245 to 26245. [2022-12-14 14:06:07,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26245 states, 15182 states have (on average 1.2711105256224475) internal successors, (19298), 16230 states have internal predecessors, (19298), 8989 states have call successors, (8989), 2056 states have call predecessors, (8989), 2051 states have return successors, (9407), 8580 states have call predecessors, (9407), 8987 states have call successors, (9407) [2022-12-14 14:06:07,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26245 states to 26245 states and 37694 transitions. [2022-12-14 14:06:07,098 INFO L78 Accepts]: Start accepts. Automaton has 26245 states and 37694 transitions. Word has length 126 [2022-12-14 14:06:07,098 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:06:07,098 INFO L495 AbstractCegarLoop]: Abstraction has 26245 states and 37694 transitions. [2022-12-14 14:06:07,098 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2022-12-14 14:06:07,098 INFO L276 IsEmpty]: Start isEmpty. Operand 26245 states and 37694 transitions. [2022-12-14 14:06:07,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-12-14 14:06:07,099 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:06:07,099 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 14:06:07,099 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-12-14 14:06:07,100 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ldv_linux_kernel_rcu_update_lock_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 36 more)] === [2022-12-14 14:06:07,100 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:06:07,100 INFO L85 PathProgramCache]: Analyzing trace with hash -859241710, now seen corresponding path program 1 times [2022-12-14 14:06:07,100 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:06:07,100 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2045578311] [2022-12-14 14:06:07,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:06:07,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:06:07,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:06:07,475 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2022-12-14 14:06:07,476 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:06:07,476 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2045578311] [2022-12-14 14:06:07,476 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2045578311] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:06:07,476 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:06:07,476 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 14:06:07,476 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1219008573] [2022-12-14 14:06:07,476 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:06:07,477 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 14:06:07,477 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:06:07,477 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 14:06:07,477 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 14:06:07,477 INFO L87 Difference]: Start difference. First operand 26245 states and 37694 transitions. Second operand has 4 states, 4 states have (on average 16.25) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-12-14 14:06:11,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:06:11,980 INFO L93 Difference]: Finished difference Result 26245 states and 37694 transitions. [2022-12-14 14:06:11,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 14:06:11,981 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.25) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 131 [2022-12-14 14:06:11,981 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:06:12,040 INFO L225 Difference]: With dead ends: 26245 [2022-12-14 14:06:12,040 INFO L226 Difference]: Without dead ends: 26243 [2022-12-14 14:06:12,048 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 14:06:12,048 INFO L413 NwaCegarLoop]: 4398 mSDtfsCounter, 4902 mSDsluCounter, 4398 mSDsCounter, 0 mSdLazyCounter, 1081 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4904 SdHoareTripleChecker+Valid, 8796 SdHoareTripleChecker+Invalid, 1081 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1081 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-12-14 14:06:12,048 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4904 Valid, 8796 Invalid, 1081 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1081 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-12-14 14:06:12,066 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26243 states. [2022-12-14 14:06:14,280 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26243 to 26243. [2022-12-14 14:06:14,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26243 states, 15181 states have (on average 1.270996640537514) internal successors, (19295), 16228 states have internal predecessors, (19295), 8989 states have call successors, (8989), 2056 states have call predecessors, (8989), 2051 states have return successors, (9407), 8580 states have call predecessors, (9407), 8987 states have call successors, (9407) [2022-12-14 14:06:14,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26243 states to 26243 states and 37691 transitions. [2022-12-14 14:06:14,386 INFO L78 Accepts]: Start accepts. Automaton has 26243 states and 37691 transitions. Word has length 131 [2022-12-14 14:06:14,386 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:06:14,386 INFO L495 AbstractCegarLoop]: Abstraction has 26243 states and 37691 transitions. [2022-12-14 14:06:14,386 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.25) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-12-14 14:06:14,386 INFO L276 IsEmpty]: Start isEmpty. Operand 26243 states and 37691 transitions. [2022-12-14 14:06:14,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2022-12-14 14:06:14,387 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:06:14,388 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 14:06:14,388 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-12-14 14:06:14,388 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ldv_linux_kernel_rcu_srcu_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 36 more)] === [2022-12-14 14:06:14,388 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:06:14,388 INFO L85 PathProgramCache]: Analyzing trace with hash -83216935, now seen corresponding path program 1 times [2022-12-14 14:06:14,388 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:06:14,388 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [523615283] [2022-12-14 14:06:14,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:06:14,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:06:14,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:06:14,743 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2022-12-14 14:06:14,743 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:06:14,743 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [523615283] [2022-12-14 14:06:14,743 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [523615283] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:06:14,743 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:06:14,744 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 14:06:14,744 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [99219537] [2022-12-14 14:06:14,744 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:06:14,744 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 14:06:14,744 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:06:14,745 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 14:06:14,745 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 14:06:14,745 INFO L87 Difference]: Start difference. First operand 26243 states and 37691 transitions. Second operand has 4 states, 4 states have (on average 17.0) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-12-14 14:06:19,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:06:19,863 INFO L93 Difference]: Finished difference Result 26243 states and 37691 transitions. [2022-12-14 14:06:19,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 14:06:19,864 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 136 [2022-12-14 14:06:19,864 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:06:19,924 INFO L225 Difference]: With dead ends: 26243 [2022-12-14 14:06:19,925 INFO L226 Difference]: Without dead ends: 26241 [2022-12-14 14:06:19,933 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 14:06:19,933 INFO L413 NwaCegarLoop]: 4396 mSDtfsCounter, 4899 mSDsluCounter, 4396 mSDsCounter, 0 mSdLazyCounter, 1081 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4901 SdHoareTripleChecker+Valid, 8792 SdHoareTripleChecker+Invalid, 1081 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1081 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2022-12-14 14:06:19,934 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4901 Valid, 8792 Invalid, 1081 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1081 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2022-12-14 14:06:19,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26241 states. [2022-12-14 14:06:22,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26241 to 26241. [2022-12-14 14:06:22,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26241 states, 15180 states have (on average 1.270882740447958) internal successors, (19292), 16226 states have internal predecessors, (19292), 8989 states have call successors, (8989), 2056 states have call predecessors, (8989), 2051 states have return successors, (9407), 8580 states have call predecessors, (9407), 8987 states have call successors, (9407) [2022-12-14 14:06:22,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26241 states to 26241 states and 37688 transitions. [2022-12-14 14:06:22,305 INFO L78 Accepts]: Start accepts. Automaton has 26241 states and 37688 transitions. Word has length 136 [2022-12-14 14:06:22,306 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:06:22,306 INFO L495 AbstractCegarLoop]: Abstraction has 26241 states and 37688 transitions. [2022-12-14 14:06:22,306 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-12-14 14:06:22,306 INFO L276 IsEmpty]: Start isEmpty. Operand 26241 states and 37688 transitions. [2022-12-14 14:06:22,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2022-12-14 14:06:22,307 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:06:22,308 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 5, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 14:06:22,308 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2022-12-14 14:06:22,308 INFO L420 AbstractCegarLoop]: === Iteration 26 === 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 36 more)] === [2022-12-14 14:06:22,308 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:06:22,308 INFO L85 PathProgramCache]: Analyzing trace with hash -790149864, now seen corresponding path program 1 times [2022-12-14 14:06:22,308 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:06:22,309 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [252226213] [2022-12-14 14:06:22,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:06:22,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:06:22,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:06:23,529 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2022-12-14 14:06:23,529 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:06:23,529 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [252226213] [2022-12-14 14:06:23,529 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [252226213] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 14:06:23,529 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [421936939] [2022-12-14 14:06:23,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:06:23,529 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 14:06:23,530 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 14:06:23,530 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 14:06:23,531 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-12-14 14:06:24,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:06:24,882 INFO L263 TraceCheckSpWp]: Trace formula consists of 5618 conjuncts, 34 conjunts are in the unsatisfiable core [2022-12-14 14:06:24,887 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 14:06:24,987 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-12-14 14:06:24,987 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 14:06:24,987 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [421936939] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:06:24,987 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-14 14:06:24,987 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [10] total 16 [2022-12-14 14:06:24,987 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [587323749] [2022-12-14 14:06:24,987 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:06:24,988 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-12-14 14:06:24,988 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:06:24,988 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-12-14 14:06:24,988 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=209, Unknown=0, NotChecked=0, Total=240 [2022-12-14 14:06:24,988 INFO L87 Difference]: Start difference. First operand 26241 states and 37688 transitions. Second operand has 8 states, 6 states have (on average 10.166666666666666) internal successors, (61), 8 states have internal predecessors, (61), 5 states have call successors, (24), 2 states have call predecessors, (24), 3 states have return successors, (23), 4 states have call predecessors, (23), 5 states have call successors, (23) [2022-12-14 14:06:34,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:06:34,953 INFO L93 Difference]: Finished difference Result 52433 states and 75335 transitions. [2022-12-14 14:06:34,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-14 14:06:34,954 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 6 states have (on average 10.166666666666666) internal successors, (61), 8 states have internal predecessors, (61), 5 states have call successors, (24), 2 states have call predecessors, (24), 3 states have return successors, (23), 4 states have call predecessors, (23), 5 states have call successors, (23) Word has length 136 [2022-12-14 14:06:34,954 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:06:35,029 INFO L225 Difference]: With dead ends: 52433 [2022-12-14 14:06:35,029 INFO L226 Difference]: Without dead ends: 26262 [2022-12-14 14:06:35,102 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=53, Invalid=327, Unknown=0, NotChecked=0, Total=380 [2022-12-14 14:06:35,102 INFO L413 NwaCegarLoop]: 4376 mSDtfsCounter, 614 mSDsluCounter, 24828 mSDsCounter, 0 mSdLazyCounter, 4549 mSolverCounterSat, 455 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 614 SdHoareTripleChecker+Valid, 29204 SdHoareTripleChecker+Invalid, 5004 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 455 IncrementalHoareTripleChecker+Valid, 4549 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.3s IncrementalHoareTripleChecker+Time [2022-12-14 14:06:35,103 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [614 Valid, 29204 Invalid, 5004 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [455 Valid, 4549 Invalid, 0 Unknown, 0 Unchecked, 7.3s Time] [2022-12-14 14:06:35,122 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26262 states. [2022-12-14 14:06:37,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26262 to 26241. [2022-12-14 14:06:37,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26241 states, 15180 states have (on average 1.2708168642951252) internal successors, (19291), 16225 states have internal predecessors, (19291), 8989 states have call successors, (8989), 2056 states have call predecessors, (8989), 2051 states have return successors, (9407), 8580 states have call predecessors, (9407), 8987 states have call successors, (9407) [2022-12-14 14:06:37,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26241 states to 26241 states and 37687 transitions. [2022-12-14 14:06:37,600 INFO L78 Accepts]: Start accepts. Automaton has 26241 states and 37687 transitions. Word has length 136 [2022-12-14 14:06:37,600 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:06:37,600 INFO L495 AbstractCegarLoop]: Abstraction has 26241 states and 37687 transitions. [2022-12-14 14:06:37,600 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 6 states have (on average 10.166666666666666) internal successors, (61), 8 states have internal predecessors, (61), 5 states have call successors, (24), 2 states have call predecessors, (24), 3 states have return successors, (23), 4 states have call predecessors, (23), 5 states have call successors, (23) [2022-12-14 14:06:37,600 INFO L276 IsEmpty]: Start isEmpty. Operand 26241 states and 37687 transitions. [2022-12-14 14:06:37,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-12-14 14:06:37,601 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:06:37,601 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 14:06:37,617 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-12-14 14:06:37,802 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2022-12-14 14:06:37,802 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting ldv_linux_lib_idr_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 36 more)] === [2022-12-14 14:06:37,802 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:06:37,803 INFO L85 PathProgramCache]: Analyzing trace with hash 1237539709, now seen corresponding path program 1 times [2022-12-14 14:06:37,803 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:06:37,803 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1392832016] [2022-12-14 14:06:37,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:06:37,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:06:37,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:06:38,217 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2022-12-14 14:06:38,217 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:06:38,217 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1392832016] [2022-12-14 14:06:38,217 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1392832016] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:06:38,217 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:06:38,217 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 14:06:38,217 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [838818530] [2022-12-14 14:06:38,217 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:06:38,218 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 14:06:38,218 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:06:38,218 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 14:06:38,218 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 14:06:38,218 INFO L87 Difference]: Start difference. First operand 26241 states and 37687 transitions. Second operand has 4 states, 4 states have (on average 17.75) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-12-14 14:06:42,917 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:06:42,917 INFO L93 Difference]: Finished difference Result 26241 states and 37687 transitions. [2022-12-14 14:06:42,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 14:06:42,918 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.75) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 141 [2022-12-14 14:06:42,918 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:06:42,981 INFO L225 Difference]: With dead ends: 26241 [2022-12-14 14:06:42,981 INFO L226 Difference]: Without dead ends: 26239 [2022-12-14 14:06:42,989 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 14:06:42,990 INFO L413 NwaCegarLoop]: 4394 mSDtfsCounter, 4896 mSDsluCounter, 4394 mSDsCounter, 0 mSdLazyCounter, 1081 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4898 SdHoareTripleChecker+Valid, 8788 SdHoareTripleChecker+Invalid, 1081 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1081 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-12-14 14:06:42,990 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4898 Valid, 8788 Invalid, 1081 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1081 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-12-14 14:06:43,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26239 states. [2022-12-14 14:06:45,600 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26239 to 26239. [2022-12-14 14:06:45,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26239 states, 15179 states have (on average 1.2707029448580276) internal successors, (19288), 16223 states have internal predecessors, (19288), 8989 states have call successors, (8989), 2056 states have call predecessors, (8989), 2051 states have return successors, (9407), 8580 states have call predecessors, (9407), 8987 states have call successors, (9407) [2022-12-14 14:06:45,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26239 states to 26239 states and 37684 transitions. [2022-12-14 14:06:45,703 INFO L78 Accepts]: Start accepts. Automaton has 26239 states and 37684 transitions. Word has length 141 [2022-12-14 14:06:45,703 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:06:45,703 INFO L495 AbstractCegarLoop]: Abstraction has 26239 states and 37684 transitions. [2022-12-14 14:06:45,703 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.75) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-12-14 14:06:45,704 INFO L276 IsEmpty]: Start isEmpty. Operand 26239 states and 37684 transitions. [2022-12-14 14:06:45,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-12-14 14:06:45,705 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:06:45,705 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 5, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 14:06:45,705 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2022-12-14 14:06:45,705 INFO L420 AbstractCegarLoop]: === Iteration 28 === 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 36 more)] === [2022-12-14 14:06:45,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:06:45,705 INFO L85 PathProgramCache]: Analyzing trace with hash -965561020, now seen corresponding path program 1 times [2022-12-14 14:06:45,705 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:06:45,706 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [361659316] [2022-12-14 14:06:45,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:06:45,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:06:45,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:06:46,944 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2022-12-14 14:06:46,945 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:06:46,945 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [361659316] [2022-12-14 14:06:46,945 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [361659316] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 14:06:46,945 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [466379503] [2022-12-14 14:06:46,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:06:46,945 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 14:06:46,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 14:06:46,946 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 14:06:46,947 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-12-14 14:06:48,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:06:48,442 INFO L263 TraceCheckSpWp]: Trace formula consists of 5628 conjuncts, 17 conjunts are in the unsatisfiable core [2022-12-14 14:06:48,446 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 14:06:48,499 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2022-12-14 14:06:48,499 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 14:06:48,499 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [466379503] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:06:48,499 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-14 14:06:48,499 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [10] total 12 [2022-12-14 14:06:48,500 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2116089289] [2022-12-14 14:06:48,500 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:06:48,500 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-14 14:06:48,500 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:06:48,500 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-14 14:06:48,500 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2022-12-14 14:06:48,500 INFO L87 Difference]: Start difference. First operand 26239 states and 37684 transitions. Second operand has 7 states, 5 states have (on average 13.6) internal successors, (68), 6 states have internal predecessors, (68), 3 states have call successors, (26), 2 states have call predecessors, (26), 4 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2022-12-14 14:06:57,845 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 14:06:59,640 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:06:59,640 INFO L93 Difference]: Finished difference Result 52408 states and 75355 transitions. [2022-12-14 14:06:59,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-14 14:06:59,641 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 5 states have (on average 13.6) internal successors, (68), 6 states have internal predecessors, (68), 3 states have call successors, (26), 2 states have call predecessors, (26), 4 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) Word has length 141 [2022-12-14 14:06:59,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:06:59,714 INFO L225 Difference]: With dead ends: 52408 [2022-12-14 14:06:59,714 INFO L226 Difference]: Without dead ends: 26255 [2022-12-14 14:06:59,775 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 141 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2022-12-14 14:06:59,775 INFO L413 NwaCegarLoop]: 4342 mSDtfsCounter, 1 mSDsluCounter, 21583 mSDsCounter, 0 mSdLazyCounter, 3686 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 25925 SdHoareTripleChecker+Invalid, 3687 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3686 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.4s IncrementalHoareTripleChecker+Time [2022-12-14 14:06:59,775 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 25925 Invalid, 3687 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 3686 Invalid, 1 Unknown, 0 Unchecked, 8.4s Time] [2022-12-14 14:06:59,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26255 states. [2022-12-14 14:07:02,456 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26255 to 26239. [2022-12-14 14:07:02,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26239 states, 15179 states have (on average 1.2706370643652414) internal successors, (19287), 16223 states have internal predecessors, (19287), 8989 states have call successors, (8989), 2056 states have call predecessors, (8989), 2051 states have return successors, (9407), 8580 states have call predecessors, (9407), 8987 states have call successors, (9407) [2022-12-14 14:07:02,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26239 states to 26239 states and 37683 transitions. [2022-12-14 14:07:02,564 INFO L78 Accepts]: Start accepts. Automaton has 26239 states and 37683 transitions. Word has length 141 [2022-12-14 14:07:02,565 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:07:02,565 INFO L495 AbstractCegarLoop]: Abstraction has 26239 states and 37683 transitions. [2022-12-14 14:07:02,565 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 5 states have (on average 13.6) internal successors, (68), 6 states have internal predecessors, (68), 3 states have call successors, (26), 2 states have call predecessors, (26), 4 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2022-12-14 14:07:02,565 INFO L276 IsEmpty]: Start isEmpty. Operand 26239 states and 37683 transitions. [2022-12-14 14:07:02,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2022-12-14 14:07:02,566 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:07:02,566 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 14:07:02,582 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2022-12-14 14:07:02,767 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2022-12-14 14:07:02,768 INFO L420 AbstractCegarLoop]: === Iteration 29 === Targeting ldv_linux_mmc_sdio_func_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 36 more)] === [2022-12-14 14:07:02,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:07:02,769 INFO L85 PathProgramCache]: Analyzing trace with hash 1805327474, now seen corresponding path program 1 times [2022-12-14 14:07:02,770 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:07:02,770 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1833857144] [2022-12-14 14:07:02,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:07:02,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:07:02,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:07:03,508 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2022-12-14 14:07:03,508 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:07:03,508 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1833857144] [2022-12-14 14:07:03,509 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1833857144] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:07:03,509 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:07:03,509 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 14:07:03,509 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [623935878] [2022-12-14 14:07:03,509 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:07:03,509 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 14:07:03,510 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:07:03,510 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 14:07:03,510 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 14:07:03,510 INFO L87 Difference]: Start difference. First operand 26239 states and 37683 transitions. Second operand has 4 states, 4 states have (on average 18.5) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2022-12-14 14:07:08,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:07:08,847 INFO L93 Difference]: Finished difference Result 26239 states and 37683 transitions. [2022-12-14 14:07:08,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 14:07:08,848 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.5) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 146 [2022-12-14 14:07:08,848 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:07:08,910 INFO L225 Difference]: With dead ends: 26239 [2022-12-14 14:07:08,910 INFO L226 Difference]: Without dead ends: 26237 [2022-12-14 14:07:08,918 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 14:07:08,918 INFO L413 NwaCegarLoop]: 4392 mSDtfsCounter, 4893 mSDsluCounter, 4392 mSDsCounter, 0 mSdLazyCounter, 1081 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4895 SdHoareTripleChecker+Valid, 8784 SdHoareTripleChecker+Invalid, 1081 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1081 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2022-12-14 14:07:08,918 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4895 Valid, 8784 Invalid, 1081 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1081 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2022-12-14 14:07:08,935 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26237 states. [2022-12-14 14:07:11,553 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26237 to 26237. [2022-12-14 14:07:11,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26237 states, 15178 states have (on average 1.2705231255764924) internal successors, (19284), 16221 states have internal predecessors, (19284), 8989 states have call successors, (8989), 2056 states have call predecessors, (8989), 2051 states have return successors, (9407), 8580 states have call predecessors, (9407), 8987 states have call successors, (9407) [2022-12-14 14:07:11,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26237 states to 26237 states and 37680 transitions. [2022-12-14 14:07:11,679 INFO L78 Accepts]: Start accepts. Automaton has 26237 states and 37680 transitions. Word has length 146 [2022-12-14 14:07:11,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:07:11,679 INFO L495 AbstractCegarLoop]: Abstraction has 26237 states and 37680 transitions. [2022-12-14 14:07:11,679 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.5) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2022-12-14 14:07:11,679 INFO L276 IsEmpty]: Start isEmpty. Operand 26237 states and 37680 transitions. [2022-12-14 14:07:11,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2022-12-14 14:07:11,680 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:07:11,680 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 14:07:11,680 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2022-12-14 14:07:11,680 INFO L420 AbstractCegarLoop]: === Iteration 30 === Targeting ldv_linux_net_rtnetlink_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 36 more)] === [2022-12-14 14:07:11,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:07:11,681 INFO L85 PathProgramCache]: Analyzing trace with hash 359286254, now seen corresponding path program 1 times [2022-12-14 14:07:11,681 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:07:11,681 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1268520745] [2022-12-14 14:07:11,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:07:11,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:07:11,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:07:12,055 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2022-12-14 14:07:12,056 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:07:12,056 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1268520745] [2022-12-14 14:07:12,056 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1268520745] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:07:12,056 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:07:12,056 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 14:07:12,056 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1584671589] [2022-12-14 14:07:12,056 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:07:12,056 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 14:07:12,056 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:07:12,057 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 14:07:12,057 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 14:07:12,057 INFO L87 Difference]: Start difference. First operand 26237 states and 37680 transitions. Second operand has 4 states, 4 states have (on average 19.25) internal successors, (77), 4 states have internal predecessors, (77), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2022-12-14 14:07:17,026 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:07:17,026 INFO L93 Difference]: Finished difference Result 26237 states and 37680 transitions. [2022-12-14 14:07:17,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 14:07:17,027 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.25) internal successors, (77), 4 states have internal predecessors, (77), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 151 [2022-12-14 14:07:17,027 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:07:17,090 INFO L225 Difference]: With dead ends: 26237 [2022-12-14 14:07:17,090 INFO L226 Difference]: Without dead ends: 26235 [2022-12-14 14:07:17,098 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 14:07:17,098 INFO L413 NwaCegarLoop]: 4390 mSDtfsCounter, 4890 mSDsluCounter, 4390 mSDsCounter, 0 mSdLazyCounter, 1081 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4892 SdHoareTripleChecker+Valid, 8780 SdHoareTripleChecker+Invalid, 1081 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1081 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-12-14 14:07:17,099 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4892 Valid, 8780 Invalid, 1081 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1081 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-12-14 14:07:17,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26235 states. [2022-12-14 14:07:19,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26235 to 26235. [2022-12-14 14:07:19,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26235 states, 15177 states have (on average 1.2704091717730777) internal successors, (19281), 16219 states have internal predecessors, (19281), 8989 states have call successors, (8989), 2056 states have call predecessors, (8989), 2051 states have return successors, (9407), 8580 states have call predecessors, (9407), 8987 states have call successors, (9407) [2022-12-14 14:07:19,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26235 states to 26235 states and 37677 transitions. [2022-12-14 14:07:19,994 INFO L78 Accepts]: Start accepts. Automaton has 26235 states and 37677 transitions. Word has length 151 [2022-12-14 14:07:19,994 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:07:19,994 INFO L495 AbstractCegarLoop]: Abstraction has 26235 states and 37677 transitions. [2022-12-14 14:07:19,994 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.25) internal successors, (77), 4 states have internal predecessors, (77), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2022-12-14 14:07:19,994 INFO L276 IsEmpty]: Start isEmpty. Operand 26235 states and 37677 transitions. [2022-12-14 14:07:19,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2022-12-14 14:07:19,995 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:07:19,996 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 14:07:19,996 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2022-12-14 14:07:19,996 INFO L420 AbstractCegarLoop]: === Iteration 31 === Targeting ldv_linux_net_sock_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 36 more)] === [2022-12-14 14:07:19,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:07:19,996 INFO L85 PathProgramCache]: Analyzing trace with hash -146588502, now seen corresponding path program 1 times [2022-12-14 14:07:19,996 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:07:19,996 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2050161518] [2022-12-14 14:07:19,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:07:19,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:07:20,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:07:20,367 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2022-12-14 14:07:20,367 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:07:20,368 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2050161518] [2022-12-14 14:07:20,368 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2050161518] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:07:20,368 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:07:20,368 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 14:07:20,368 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1976338414] [2022-12-14 14:07:20,368 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:07:20,368 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 14:07:20,368 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:07:20,368 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 14:07:20,369 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 14:07:20,369 INFO L87 Difference]: Start difference. First operand 26235 states and 37677 transitions. Second operand has 4 states, 4 states have (on average 20.0) internal successors, (80), 4 states have internal predecessors, (80), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2022-12-14 14:07:25,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:07:25,951 INFO L93 Difference]: Finished difference Result 26235 states and 37677 transitions. [2022-12-14 14:07:25,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 14:07:25,952 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 20.0) internal successors, (80), 4 states have internal predecessors, (80), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 156 [2022-12-14 14:07:25,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:07:26,015 INFO L225 Difference]: With dead ends: 26235 [2022-12-14 14:07:26,015 INFO L226 Difference]: Without dead ends: 26233 [2022-12-14 14:07:26,024 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 14:07:26,024 INFO L413 NwaCegarLoop]: 4388 mSDtfsCounter, 4887 mSDsluCounter, 4388 mSDsCounter, 0 mSdLazyCounter, 1081 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4889 SdHoareTripleChecker+Valid, 8776 SdHoareTripleChecker+Invalid, 1081 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1081 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2022-12-14 14:07:26,024 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4889 Valid, 8776 Invalid, 1081 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1081 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2022-12-14 14:07:26,042 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26233 states. [2022-12-14 14:07:29,013 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26233 to 26233. [2022-12-14 14:07:29,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26233 states, 15176 states have (on average 1.2702952029520296) internal successors, (19278), 16217 states have internal predecessors, (19278), 8989 states have call successors, (8989), 2056 states have call predecessors, (8989), 2051 states have return successors, (9407), 8580 states have call predecessors, (9407), 8987 states have call successors, (9407) [2022-12-14 14:07:29,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26233 states to 26233 states and 37674 transitions. [2022-12-14 14:07:29,119 INFO L78 Accepts]: Start accepts. Automaton has 26233 states and 37674 transitions. Word has length 156 [2022-12-14 14:07:29,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:07:29,119 INFO L495 AbstractCegarLoop]: Abstraction has 26233 states and 37674 transitions. [2022-12-14 14:07:29,119 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 20.0) internal successors, (80), 4 states have internal predecessors, (80), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2022-12-14 14:07:29,119 INFO L276 IsEmpty]: Start isEmpty. Operand 26233 states and 37674 transitions. [2022-12-14 14:07:29,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2022-12-14 14:07:29,120 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:07:29,121 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 5, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 14:07:29,121 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2022-12-14 14:07:29,121 INFO L420 AbstractCegarLoop]: === Iteration 32 === 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 36 more)] === [2022-12-14 14:07:29,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:07:29,121 INFO L85 PathProgramCache]: Analyzing trace with hash 1758585013, now seen corresponding path program 1 times [2022-12-14 14:07:29,121 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:07:29,121 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [821104208] [2022-12-14 14:07:29,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:07:29,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:07:30,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:07:34,047 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2022-12-14 14:07:34,047 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:07:34,047 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [821104208] [2022-12-14 14:07:34,047 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [821104208] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 14:07:34,047 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1728392669] [2022-12-14 14:07:34,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:07:34,048 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 14:07:34,048 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 14:07:34,049 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 14:07:34,049 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90947043-aab5-4773-905a-021a441e1512/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-12-14 14:07:35,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:07:35,427 INFO L263 TraceCheckSpWp]: Trace formula consists of 5677 conjuncts, 65 conjunts are in the unsatisfiable core [2022-12-14 14:07:35,431 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 14:07:36,152 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 95 proven. 42 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2022-12-14 14:07:36,153 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 14:07:36,976 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 10 proven. 15 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2022-12-14 14:07:36,976 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1728392669] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 14:07:36,977 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [811212625] [2022-12-14 14:07:36,993 INFO L159 IcfgInterpreter]: Started Sifa with 102 locations of interest [2022-12-14 14:07:36,993 INFO L166 IcfgInterpreter]: Building call graph [2022-12-14 14:07:36,995 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-12-14 14:07:36,999 INFO L176 IcfgInterpreter]: Starting interpretation [2022-12-14 14:07:36,999 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-12-14 14:08:00,220 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 120 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 81 [2022-12-14 14:08:06,587 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 120 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 81 [2022-12-14 14:08:08,235 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 120 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 81 [2022-12-14 14:08:10,379 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 120 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 81 [2022-12-14 14:08:11,428 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 120 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 81 [2022-12-14 14:08:12,438 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 120 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 81 [2022-12-14 14:08:13,423 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 120 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 81 [2022-12-14 14:09:44,154 WARN L233 SmtUtils]: Spent 5.45s on a formula simplification that was a NOOP. DAG size: 6320 (called from [L 212] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.BasicPredicateFactory.xJunctTerm) [2022-12-14 14:09:54,976 WARN L233 SmtUtils]: Spent 6.09s on a formula simplification. DAG size of input: 6699 DAG size of output: 6320 (called from [L 212] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.BasicPredicateFactory.xJunctTerm) [2022-12-14 14:10:10,335 WARN L233 SmtUtils]: Spent 6.10s on a formula simplification. DAG size of input: 6699 DAG size of output: 6320 (called from [L 212] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.BasicPredicateFactory.xJunctTerm) [2022-12-14 14:12:08,533 WARN L233 SmtUtils]: Spent 6.71s on a formula simplification. DAG size of input: 6845 DAG size of output: 6458 (called from [L 212] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.BasicPredicateFactory.xJunctTerm) [2022-12-14 14:12:24,604 WARN L233 SmtUtils]: Spent 6.51s on a formula simplification. DAG size of input: 6845 DAG size of output: 6458 (called from [L 212] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.BasicPredicateFactory.xJunctTerm) [2022-12-14 14:14:45,611 WARN L233 SmtUtils]: Spent 6.65s on a formula simplification. DAG size of input: 6847 DAG size of output: 6459 (called from [L 212] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.BasicPredicateFactory.xJunctTerm) [2022-12-14 14:15:02,443 WARN L233 SmtUtils]: Spent 6.68s on a formula simplification. DAG size of input: 6847 DAG size of output: 6459 (called from [L 212] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.BasicPredicateFactory.xJunctTerm)