./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--media--usb--uvc--uvcvideo.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e04fb08f Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/bin/utaipan-Xvt2sAort0/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/bin/utaipan-Xvt2sAort0/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/bin/utaipan-Xvt2sAort0/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/bin/utaipan-Xvt2sAort0/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/bin/utaipan-Xvt2sAort0/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/bin/utaipan-Xvt2sAort0 --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 dc92c5b1abb8e8f78d38167f35ecc4d1d7c4b43376be0279f35bdb5ff65c0f14 --- 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-e04fb08 [2022-11-16 20:28:42,360 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 20:28:42,362 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 20:28:42,392 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 20:28:42,398 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 20:28:42,400 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 20:28:42,402 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 20:28:42,404 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 20:28:42,406 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 20:28:42,407 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 20:28:42,408 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 20:28:42,409 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 20:28:42,410 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 20:28:42,411 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 20:28:42,412 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 20:28:42,414 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 20:28:42,415 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 20:28:42,416 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 20:28:42,418 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 20:28:42,420 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 20:28:42,422 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 20:28:42,429 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 20:28:42,430 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 20:28:42,431 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 20:28:42,435 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 20:28:42,435 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 20:28:42,436 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 20:28:42,436 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 20:28:42,437 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 20:28:42,438 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 20:28:42,448 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 20:28:42,449 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 20:28:42,450 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 20:28:42,451 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 20:28:42,452 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 20:28:42,452 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 20:28:42,453 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 20:28:42,455 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 20:28:42,456 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 20:28:42,457 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 20:28:42,458 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 20:28:42,460 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/bin/utaipan-Xvt2sAort0/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-16 20:28:42,484 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 20:28:42,484 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 20:28:42,492 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 20:28:42,492 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 20:28:42,493 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 20:28:42,493 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 20:28:42,493 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-16 20:28:42,493 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-16 20:28:42,494 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-16 20:28:42,494 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-16 20:28:42,494 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-16 20:28:42,494 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-16 20:28:42,495 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-16 20:28:42,496 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-16 20:28:42,496 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-16 20:28:42,496 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-16 20:28:42,496 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-16 20:28:42,496 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-16 20:28:42,497 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 20:28:42,497 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 20:28:42,498 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 20:28:42,498 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 20:28:42,498 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 20:28:42,499 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 20:28:42,499 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 20:28:42,499 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 20:28:42,499 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 20:28:42,500 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 20:28:42,500 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 20:28:42,500 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 20:28:42,500 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 20:28:42,501 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-16 20:28:42,501 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 20:28:42,501 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 20:28:42,501 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-16 20:28:42,502 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 20:28:42,502 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 20:28:42,502 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-16 20:28:42,502 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_6104e36e-82cb-4b9a-9b13-c8237b418952/bin/utaipan-Xvt2sAort0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/bin/utaipan-Xvt2sAort0 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dc92c5b1abb8e8f78d38167f35ecc4d1d7c4b43376be0279f35bdb5ff65c0f14 [2022-11-16 20:28:42,768 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 20:28:42,811 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 20:28:42,814 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 20:28:42,816 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 20:28:42,817 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 20:28:42,818 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/bin/utaipan-Xvt2sAort0/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i [2022-11-16 20:28:42,891 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/bin/utaipan-Xvt2sAort0/data/4778e48cb/675350458e0f470bac4af10ee2b66646/FLAG0d27bc927 [2022-11-16 20:28:44,067 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 20:28:44,067 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i [2022-11-16 20:28:44,156 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/bin/utaipan-Xvt2sAort0/data/4778e48cb/675350458e0f470bac4af10ee2b66646/FLAG0d27bc927 [2022-11-16 20:28:44,248 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/bin/utaipan-Xvt2sAort0/data/4778e48cb/675350458e0f470bac4af10ee2b66646 [2022-11-16 20:28:44,252 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 20:28:44,255 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 20:28:44,258 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 20:28:44,259 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 20:28:44,263 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 20:28:44,264 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:28:44" (1/1) ... [2022-11-16 20:28:44,266 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a48642b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:28:44, skipping insertion in model container [2022-11-16 20:28:44,267 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:28:44" (1/1) ... [2022-11-16 20:28:44,274 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 20:28:44,502 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 20:28:54,414 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[778670,778683] [2022-11-16 20:28:54,417 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[778815,778828] [2022-11-16 20:28:54,418 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[778961,778974] [2022-11-16 20:28:54,418 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[779126,779139] [2022-11-16 20:28:54,419 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[779284,779297] [2022-11-16 20:28:54,420 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[779442,779455] [2022-11-16 20:28:54,420 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[779600,779613] [2022-11-16 20:28:54,421 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[779760,779773] [2022-11-16 20:28:54,422 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[779919,779932] [2022-11-16 20:28:54,422 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[780058,780071] [2022-11-16 20:28:54,423 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[780200,780213] [2022-11-16 20:28:54,423 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[780349,780362] [2022-11-16 20:28:54,424 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[780488,780501] [2022-11-16 20:28:54,425 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[780643,780656] [2022-11-16 20:28:54,425 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[780803,780816] [2022-11-16 20:28:54,426 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[780954,780967] [2022-11-16 20:28:54,427 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[781105,781118] [2022-11-16 20:28:54,427 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[781257,781270] [2022-11-16 20:28:54,428 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[781406,781419] [2022-11-16 20:28:54,429 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[781554,781567] [2022-11-16 20:28:54,429 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[781711,781724] [2022-11-16 20:28:54,430 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[781860,781873] [2022-11-16 20:28:54,430 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[782016,782029] [2022-11-16 20:28:54,431 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[782169,782182] [2022-11-16 20:28:54,432 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[782315,782328] [2022-11-16 20:28:54,432 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[782458,782471] [2022-11-16 20:28:54,433 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[782610,782623] [2022-11-16 20:28:54,433 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[782756,782769] [2022-11-16 20:28:54,434 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[782901,782914] [2022-11-16 20:28:54,435 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[783055,783068] [2022-11-16 20:28:54,435 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[783206,783219] [2022-11-16 20:28:54,436 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[783361,783374] [2022-11-16 20:28:54,436 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[783513,783526] [2022-11-16 20:28:54,437 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[783668,783681] [2022-11-16 20:28:54,437 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[783832,783845] [2022-11-16 20:28:54,438 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[783988,784001] [2022-11-16 20:28:54,439 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[784152,784165] [2022-11-16 20:28:54,439 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[784294,784307] [2022-11-16 20:28:54,440 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[784452,784465] [2022-11-16 20:28:54,440 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[784619,784632] [2022-11-16 20:28:54,441 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[784778,784791] [2022-11-16 20:28:54,441 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[784937,784950] [2022-11-16 20:28:54,442 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[785086,785099] [2022-11-16 20:28:54,442 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[785233,785246] [2022-11-16 20:28:54,443 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[785372,785385] [2022-11-16 20:28:54,444 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[785535,785548] [2022-11-16 20:28:54,444 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[785701,785714] [2022-11-16 20:28:54,445 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[785865,785878] [2022-11-16 20:28:54,445 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[786030,786043] [2022-11-16 20:28:54,446 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[786195,786208] [2022-11-16 20:28:54,447 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[786361,786374] [2022-11-16 20:28:54,447 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[786526,786539] [2022-11-16 20:28:54,448 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[786693,786706] [2022-11-16 20:28:54,448 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[786853,786866] [2022-11-16 20:28:54,449 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[787015,787028] [2022-11-16 20:28:54,450 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[787174,787187] [2022-11-16 20:28:54,451 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[787320,787333] [2022-11-16 20:28:54,451 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[787463,787476] [2022-11-16 20:28:54,452 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[787607,787620] [2022-11-16 20:28:54,452 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[787750,787763] [2022-11-16 20:28:54,453 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[787894,787907] [2022-11-16 20:28:54,454 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[788035,788048] [2022-11-16 20:28:54,454 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[788173,788186] [2022-11-16 20:28:54,455 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[788331,788344] [2022-11-16 20:28:54,455 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[788490,788503] [2022-11-16 20:28:54,456 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[788646,788659] [2022-11-16 20:28:54,457 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[788795,788808] [2022-11-16 20:28:54,457 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[788947,788960] [2022-11-16 20:28:54,458 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[789098,789111] [2022-11-16 20:28:54,458 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[789247,789260] [2022-11-16 20:28:54,459 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[789399,789412] [2022-11-16 20:28:54,460 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[789547,789560] [2022-11-16 20:28:54,460 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[789700,789713] [2022-11-16 20:28:54,461 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[789851,789864] [2022-11-16 20:28:54,461 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[790001,790014] [2022-11-16 20:28:54,462 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[790148,790161] [2022-11-16 20:28:54,463 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[790299,790312] [2022-11-16 20:28:54,463 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[790450,790463] [2022-11-16 20:28:54,464 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[790598,790611] [2022-11-16 20:28:54,464 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[790764,790777] [2022-11-16 20:28:54,465 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[790933,790946] [2022-11-16 20:28:54,465 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[791100,791113] [2022-11-16 20:28:54,466 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[791268,791281] [2022-11-16 20:28:54,466 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[791418,791431] [2022-11-16 20:28:54,467 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[791565,791578] [2022-11-16 20:28:54,468 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[791726,791739] [2022-11-16 20:28:54,468 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[791896,791909] [2022-11-16 20:28:54,469 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[792058,792071] [2022-11-16 20:28:54,498 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 20:28:54,603 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 20:28:55,486 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[778670,778683] [2022-11-16 20:28:55,487 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[778815,778828] [2022-11-16 20:28:55,488 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[778961,778974] [2022-11-16 20:28:55,488 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[779126,779139] [2022-11-16 20:28:55,489 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[779284,779297] [2022-11-16 20:28:55,490 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[779442,779455] [2022-11-16 20:28:55,490 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[779600,779613] [2022-11-16 20:28:55,490 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[779760,779773] [2022-11-16 20:28:55,491 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[779919,779932] [2022-11-16 20:28:55,491 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[780058,780071] [2022-11-16 20:28:55,492 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[780200,780213] [2022-11-16 20:28:55,493 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[780349,780362] [2022-11-16 20:28:55,493 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[780488,780501] [2022-11-16 20:28:55,494 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[780643,780656] [2022-11-16 20:28:55,494 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[780803,780816] [2022-11-16 20:28:55,495 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[780954,780967] [2022-11-16 20:28:55,495 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[781105,781118] [2022-11-16 20:28:55,496 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[781257,781270] [2022-11-16 20:28:55,496 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[781406,781419] [2022-11-16 20:28:55,496 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[781554,781567] [2022-11-16 20:28:55,497 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[781711,781724] [2022-11-16 20:28:55,497 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[781860,781873] [2022-11-16 20:28:55,498 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[782016,782029] [2022-11-16 20:28:55,498 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[782169,782182] [2022-11-16 20:28:55,499 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[782315,782328] [2022-11-16 20:28:55,499 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[782458,782471] [2022-11-16 20:28:55,501 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[782610,782623] [2022-11-16 20:28:55,502 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[782756,782769] [2022-11-16 20:28:55,502 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[782901,782914] [2022-11-16 20:28:55,503 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[783055,783068] [2022-11-16 20:28:55,504 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[783206,783219] [2022-11-16 20:28:55,504 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[783361,783374] [2022-11-16 20:28:55,506 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[783513,783526] [2022-11-16 20:28:55,506 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[783668,783681] [2022-11-16 20:28:55,507 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[783832,783845] [2022-11-16 20:28:55,507 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[783988,784001] [2022-11-16 20:28:55,509 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[784152,784165] [2022-11-16 20:28:55,510 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[784294,784307] [2022-11-16 20:28:55,511 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[784452,784465] [2022-11-16 20:28:55,511 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[784619,784632] [2022-11-16 20:28:55,512 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[784778,784791] [2022-11-16 20:28:55,513 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[784937,784950] [2022-11-16 20:28:55,514 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[785086,785099] [2022-11-16 20:28:55,514 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[785233,785246] [2022-11-16 20:28:55,515 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[785372,785385] [2022-11-16 20:28:55,515 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[785535,785548] [2022-11-16 20:28:55,516 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[785701,785714] [2022-11-16 20:28:55,516 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[785865,785878] [2022-11-16 20:28:55,517 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[786030,786043] [2022-11-16 20:28:55,518 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[786195,786208] [2022-11-16 20:28:55,519 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[786361,786374] [2022-11-16 20:28:55,520 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[786526,786539] [2022-11-16 20:28:55,520 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[786693,786706] [2022-11-16 20:28:55,521 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[786853,786866] [2022-11-16 20:28:55,522 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[787015,787028] [2022-11-16 20:28:55,523 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[787174,787187] [2022-11-16 20:28:55,528 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[787320,787333] [2022-11-16 20:28:55,528 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[787463,787476] [2022-11-16 20:28:55,529 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[787607,787620] [2022-11-16 20:28:55,529 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[787750,787763] [2022-11-16 20:28:55,531 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[787894,787907] [2022-11-16 20:28:55,532 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[788035,788048] [2022-11-16 20:28:55,534 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[788173,788186] [2022-11-16 20:28:55,539 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[788331,788344] [2022-11-16 20:28:55,540 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[788490,788503] [2022-11-16 20:28:55,544 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[788646,788659] [2022-11-16 20:28:55,545 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[788795,788808] [2022-11-16 20:28:55,545 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[788947,788960] [2022-11-16 20:28:55,546 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[789098,789111] [2022-11-16 20:28:55,546 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[789247,789260] [2022-11-16 20:28:55,547 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[789399,789412] [2022-11-16 20:28:55,547 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[789547,789560] [2022-11-16 20:28:55,548 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[789700,789713] [2022-11-16 20:28:55,548 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[789851,789864] [2022-11-16 20:28:55,549 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[790001,790014] [2022-11-16 20:28:55,549 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[790148,790161] [2022-11-16 20:28:55,550 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[790299,790312] [2022-11-16 20:28:55,550 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[790450,790463] [2022-11-16 20:28:55,552 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[790598,790611] [2022-11-16 20:28:55,553 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[790764,790777] [2022-11-16 20:28:55,553 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[790933,790946] [2022-11-16 20:28:55,555 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[791100,791113] [2022-11-16 20:28:55,555 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[791268,791281] [2022-11-16 20:28:55,556 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[791418,791431] [2022-11-16 20:28:55,556 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[791565,791578] [2022-11-16 20:28:55,557 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[791726,791739] [2022-11-16 20:28:55,557 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[791896,791909] [2022-11-16 20:28:55,558 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[792058,792071] [2022-11-16 20:28:55,566 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 20:28:56,149 INFO L208 MainTranslator]: Completed translation [2022-11-16 20:28:56,149 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:28:56 WrapperNode [2022-11-16 20:28:56,149 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 20:28:56,150 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 20:28:56,150 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 20:28:56,164 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 20:28:56,171 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:28:56" (1/1) ... [2022-11-16 20:28:56,490 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:28:56" (1/1) ... [2022-11-16 20:28:57,165 INFO L138 Inliner]: procedures = 1009, calls = 9557, calls flagged for inlining = 546, calls inlined = 437, statements flattened = 19340 [2022-11-16 20:28:57,166 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 20:28:57,167 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 20:28:57,167 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 20:28:57,167 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 20:28:57,190 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:28:56" (1/1) ... [2022-11-16 20:28:57,190 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:28:56" (1/1) ... [2022-11-16 20:28:57,389 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:28:56" (1/1) ... [2022-11-16 20:28:57,390 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:28:56" (1/1) ... [2022-11-16 20:28:58,018 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:28:56" (1/1) ... [2022-11-16 20:28:58,099 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:28:56" (1/1) ... [2022-11-16 20:28:58,220 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:28:56" (1/1) ... [2022-11-16 20:28:58,248 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:28:56" (1/1) ... [2022-11-16 20:28:58,359 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 20:28:58,360 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 20:28:58,360 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 20:28:58,360 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 20:28:58,361 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:28:56" (1/1) ... [2022-11-16 20:28:58,368 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 20:28:58,378 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/bin/utaipan-Xvt2sAort0/z3 [2022-11-16 20:28:58,404 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/bin/utaipan-Xvt2sAort0/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-16 20:28:58,434 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6104e36e-82cb-4b9a-9b13-c8237b418952/bin/utaipan-Xvt2sAort0/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-16 20:28:58,454 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_v4l2_read [2022-11-16 20:28:58,454 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_v4l2_read [2022-11-16 20:28:58,455 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_v4l2_release [2022-11-16 20:28:58,455 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_v4l2_release [2022-11-16 20:28:58,455 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-11-16 20:28:58,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-11-16 20:28:58,455 INFO L130 BoogieDeclarations]: Found specification of procedure __le16_to_cpup [2022-11-16 20:28:58,456 INFO L138 BoogieDeclarations]: Found implementation of procedure __le16_to_cpup [2022-11-16 20:28:58,456 INFO L130 BoogieDeclarations]: Found specification of procedure __uvc_ctrl_add_mapping [2022-11-16 20:28:58,456 INFO L138 BoogieDeclarations]: Found implementation of procedure __uvc_ctrl_add_mapping [2022-11-16 20:28:58,457 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-16 20:28:58,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-16 20:28:58,458 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_buffer_finish [2022-11-16 20:28:58,458 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_buffer_finish [2022-11-16 20:28:58,458 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2022-11-16 20:28:58,458 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2022-11-16 20:28:58,458 INFO L130 BoogieDeclarations]: Found specification of procedure __put_user_bad [2022-11-16 20:28:58,458 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_video_clock_reset [2022-11-16 20:28:58,458 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_video_clock_reset [2022-11-16 20:28:58,458 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_interruptible_or_killable_ctrl_mutex_of_uvc_video_chain [2022-11-16 20:28:58,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_interruptible_or_killable_ctrl_mutex_of_uvc_video_chain [2022-11-16 20:28:58,459 INFO L130 BoogieDeclarations]: Found specification of procedure usb_match_one_id [2022-11-16 20:28:58,459 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_match_one_id [2022-11-16 20:28:58,459 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-11-16 20:28:58,459 INFO L130 BoogieDeclarations]: Found specification of procedure ktime_get_ts [2022-11-16 20:28:58,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ktime_get_ts [2022-11-16 20:28:58,459 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_entity_by_id [2022-11-16 20:28:58,459 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_entity_by_id [2022-11-16 20:28:58,459 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-16 20:28:58,459 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-16 20:28:58,459 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-16 20:28:58,460 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-16 20:28:58,460 INFO L130 BoogieDeclarations]: Found specification of procedure __uvc_query_v4l2_ctrl [2022-11-16 20:28:58,460 INFO L138 BoogieDeclarations]: Found implementation of procedure __uvc_query_v4l2_ctrl [2022-11-16 20:28:58,460 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_data [2022-11-16 20:28:58,460 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_data [2022-11-16 20:28:58,460 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_dir [2022-11-16 20:28:58,460 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_dir [2022-11-16 20:28:58,460 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-16 20:28:58,460 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-16 20:28:58,461 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_populate_cache [2022-11-16 20:28:58,461 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_populate_cache [2022-11-16 20:28:58,461 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2022-11-16 20:28:58,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2022-11-16 20:28:58,461 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_buffer_done [2022-11-16 20:28:58,461 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_buffer_done [2022-11-16 20:28:58,461 INFO L130 BoogieDeclarations]: Found specification of procedure __uvc_query_ctrl [2022-11-16 20:28:58,461 INFO L138 BoogieDeclarations]: Found implementation of procedure __uvc_query_ctrl [2022-11-16 20:28:58,462 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-16 20:28:58,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-16 20:28:58,462 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_send_event [2022-11-16 20:28:58,462 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_send_event [2022-11-16 20:28:58,462 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-11-16 20:28:58,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-11-16 20:28:58,462 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-16 20:28:58,463 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2022-11-16 20:28:58,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2022-11-16 20:28:58,463 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_v4l2_get_format [2022-11-16 20:28:58,463 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_v4l2_get_format [2022-11-16 20:28:58,463 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user [2022-11-16 20:28:58,464 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user [2022-11-16 20:28:58,464 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_stop_streaming [2022-11-16 20:28:58,464 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_stop_streaming [2022-11-16 20:28:58,465 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-16 20:28:58,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-16 20:28:58,469 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_commit_video [2022-11-16 20:28:58,469 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_commit_video [2022-11-16 20:28:58,469 INFO L130 BoogieDeclarations]: Found specification of procedure __get_user_bad [2022-11-16 20:28:58,469 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-11-16 20:28:58,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-11-16 20:28:58,469 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-16 20:28:58,469 INFO L130 BoogieDeclarations]: Found specification of procedure compat_ptr [2022-11-16 20:28:58,469 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_ptr [2022-11-16 20:28:58,469 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_rollback [2022-11-16 20:28:58,471 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_rollback [2022-11-16 20:28:58,471 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2022-11-16 20:28:58,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2022-11-16 20:28:58,472 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-16 20:28:58,472 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_find_endpoint [2022-11-16 20:28:58,472 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_find_endpoint [2022-11-16 20:28:58,472 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-16 20:28:58,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-16 20:28:58,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-16 20:28:58,472 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-16 20:28:58,472 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2022-11-16 20:28:58,472 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2022-11-16 20:28:58,473 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_delete [2022-11-16 20:28:58,474 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_delete [2022-11-16 20:28:58,474 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_alloc_irq_check_alloc_flags [2022-11-16 20:28:58,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_alloc_irq_check_alloc_flags [2022-11-16 20:28:58,474 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_free_urb_buffers [2022-11-16 20:28:58,474 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_free_urb_buffers [2022-11-16 20:28:58,474 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_del_event [2022-11-16 20:28:58,474 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_del_event [2022-11-16 20:28:58,474 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_queue_to_stream [2022-11-16 20:28:58,474 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_queue_to_stream [2022-11-16 20:28:58,475 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 20:28:58,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 20:28:58,475 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_ctrl_mutex_of_uvc_video_chain [2022-11-16 20:28:58,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_ctrl_mutex_of_uvc_video_chain [2022-11-16 20:28:58,475 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_ops_wait_finish [2022-11-16 20:28:58,475 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_ops_wait_finish [2022-11-16 20:28:58,475 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_restore_values [2022-11-16 20:28:58,475 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_restore_values [2022-11-16 20:28:58,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-16 20:28:58,475 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_lock_of_uvc_device [2022-11-16 20:28:58,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_lock_of_uvc_device [2022-11-16 20:28:58,476 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_set [2022-11-16 20:28:58,476 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_set [2022-11-16 20:28:58,476 INFO L130 BoogieDeclarations]: Found specification of procedure video_device_release [2022-11-16 20:28:58,476 INFO L138 BoogieDeclarations]: Found implementation of procedure video_device_release [2022-11-16 20:28:58,476 INFO L130 BoogieDeclarations]: Found specification of procedure strlcat [2022-11-16 20:28:58,476 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcat [2022-11-16 20:28:58,476 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_get_rel_speed [2022-11-16 20:28:58,476 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_get_rel_speed [2022-11-16 20:28:58,477 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_event_queue_fh [2022-11-16 20:28:58,477 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_event_queue_fh [2022-11-16 20:28:58,477 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_commit [2022-11-16 20:28:58,477 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_commit [2022-11-16 20:28:58,477 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_queue_streamoff [2022-11-16 20:28:58,478 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_queue_streamoff [2022-11-16 20:28:58,478 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_status_start [2022-11-16 20:28:58,478 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_status_start [2022-11-16 20:28:58,478 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-16 20:28:58,478 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-16 20:28:58,478 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_video_clock_cleanup [2022-11-16 20:28:58,478 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_video_clock_cleanup [2022-11-16 20:28:58,478 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2022-11-16 20:28:58,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2022-11-16 20:28:58,478 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_usb_free_urb [2022-11-16 20:28:58,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_usb_free_urb [2022-11-16 20:28:58,479 INFO L130 BoogieDeclarations]: Found specification of procedure div_u64 [2022-11-16 20:28:58,479 INFO L138 BoogieDeclarations]: Found implementation of procedure div_u64 [2022-11-16 20:28:58,479 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2022-11-16 20:28:58,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2022-11-16 20:28:58,479 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-16 20:28:58,479 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-16 20:28:58,479 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-16 20:28:58,479 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2022-11-16 20:28:58,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2022-11-16 20:28:58,480 INFO L130 BoogieDeclarations]: Found specification of procedure copy_in_user [2022-11-16 20:28:58,480 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_in_user [2022-11-16 20:28:58,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-16 20:28:58,480 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_alloc_entity [2022-11-16 20:28:58,480 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_alloc_entity [2022-11-16 20:28:58,480 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2022-11-16 20:28:58,480 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2022-11-16 20:28:58,480 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-16 20:28:58,480 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-16 20:28:58,480 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_dismiss_privileges [2022-11-16 20:28:58,480 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_dismiss_privileges [2022-11-16 20:28:58,481 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2022-11-16 20:28:58,481 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2022-11-16 20:28:58,481 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_video_clock_host_sof [2022-11-16 20:28:58,481 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_video_clock_host_sof [2022-11-16 20:28:58,481 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_lock_of_uvc_device [2022-11-16 20:28:58,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_lock_of_uvc_device [2022-11-16 20:28:58,481 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-16 20:28:58,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-16 20:28:58,481 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-11-16 20:28:58,481 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-11-16 20:28:58,482 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_probe_video [2022-11-16 20:28:58,482 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_probe_video [2022-11-16 20:28:58,482 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_usb_alloc_urb [2022-11-16 20:28:58,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_usb_alloc_urb [2022-11-16 20:28:58,482 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-11-16 20:28:58,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-11-16 20:28:58,482 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2022-11-16 20:28:58,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2022-11-16 20:28:58,482 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_has_privileges [2022-11-16 20:28:58,482 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_has_privileges [2022-11-16 20:28:58,482 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-11-16 20:28:58,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-11-16 20:28:58,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-16 20:28:58,483 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-16 20:28:58,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-16 20:28:58,483 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_uvc_clock [2022-11-16 20:28:58,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_uvc_clock [2022-11-16 20:28:58,483 INFO L130 BoogieDeclarations]: Found specification of procedure copy_user_generic [2022-11-16 20:28:58,483 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_user_generic [2022-11-16 20:28:58,483 INFO L130 BoogieDeclarations]: Found specification of procedure media_entity_init [2022-11-16 20:28:58,483 INFO L138 BoogieDeclarations]: Found implementation of procedure media_entity_init [2022-11-16 20:28:58,483 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_entity_match_guid [2022-11-16 20:28:58,484 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_entity_match_guid [2022-11-16 20:28:58,484 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_mutex_of_uvc_video_queue [2022-11-16 20:28:58,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_mutex_of_uvc_video_queue [2022-11-16 20:28:58,484 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2022-11-16 20:28:58,484 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2022-11-16 20:28:58,484 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_get_drv_priv [2022-11-16 20:28:58,484 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_get_drv_priv [2022-11-16 20:28:58,484 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2022-11-16 20:28:58,484 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2022-11-16 20:28:58,484 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_buffer_queue [2022-11-16 20:28:58,485 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_buffer_queue [2022-11-16 20:28:58,485 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_unregister_video [2022-11-16 20:28:58,485 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_unregister_video [2022-11-16 20:28:58,485 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intf [2022-11-16 20:28:58,485 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intf [2022-11-16 20:28:58,485 INFO L130 BoogieDeclarations]: Found specification of procedure kmemdup [2022-11-16 20:28:58,485 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemdup [2022-11-16 20:28:58,486 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_mutex_of_uvc_streaming [2022-11-16 20:28:58,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_mutex_of_uvc_streaming [2022-11-16 20:28:58,487 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_disconnect [2022-11-16 20:28:58,487 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_disconnect [2022-11-16 20:28:58,487 INFO L130 BoogieDeclarations]: Found specification of procedure usb_string [2022-11-16 20:28:58,487 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_string [2022-11-16 20:28:58,487 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ioctl_enum_fmt [2022-11-16 20:28:58,487 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ioctl_enum_fmt [2022-11-16 20:28:58,487 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-11-16 20:28:58,487 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-11-16 20:28:58,487 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_97 [2022-11-16 20:28:58,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_97 [2022-11-16 20:28:58,488 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2022-11-16 20:28:58,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2022-11-16 20:28:58,488 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-16 20:28:58,488 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-16 20:28:58,488 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-16 20:28:58,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-16 20:28:58,488 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_find_control [2022-11-16 20:28:58,488 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_find_control [2022-11-16 20:28:58,488 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_alloc_urb_buffers [2022-11-16 20:28:58,488 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_alloc_urb_buffers [2022-11-16 20:28:58,488 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2022-11-16 20:28:58,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2022-11-16 20:28:58,489 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2022-11-16 20:28:58,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2022-11-16 20:28:58,489 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_init_xu_ctrl [2022-11-16 20:28:58,489 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_init_xu_ctrl [2022-11-16 20:28:58,489 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-16 20:28:58,489 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-16 20:28:58,489 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-16 20:28:58,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-16 20:28:58,489 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2022-11-16 20:28:58,489 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2022-11-16 20:28:58,490 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-16 20:28:58,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-16 20:28:58,490 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2022-11-16 20:28:58,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2022-11-16 20:28:58,490 INFO L130 BoogieDeclarations]: Found specification of procedure video_devdata [2022-11-16 20:28:58,490 INFO L138 BoogieDeclarations]: Found implementation of procedure video_devdata [2022-11-16 20:28:58,490 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-16 20:28:58,490 INFO L130 BoogieDeclarations]: Found specification of procedure __chk_range_not_ok [2022-11-16 20:28:58,490 INFO L138 BoogieDeclarations]: Found implementation of procedure __chk_range_not_ok [2022-11-16 20:28:58,490 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_acquire_privileges [2022-11-16 20:28:58,490 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_acquire_privileges [2022-11-16 20:28:58,491 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-11-16 20:28:58,491 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-11-16 20:28:58,491 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-16 20:28:58,491 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-11-16 20:28:58,491 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-11-16 20:28:58,491 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_add_info [2022-11-16 20:28:58,491 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_add_info [2022-11-16 20:28:58,491 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2022-11-16 20:28:58,491 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2022-11-16 20:28:58,491 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-16 20:28:58,491 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-16 20:28:58,492 INFO L130 BoogieDeclarations]: Found specification of procedure video_ioctl2 [2022-11-16 20:28:58,492 INFO L138 BoogieDeclarations]: Found implementation of procedure video_ioctl2 [2022-11-16 20:28:58,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-16 20:28:58,492 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2022-11-16 20:28:58,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2022-11-16 20:28:58,492 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_reset_resume [2022-11-16 20:28:58,492 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_reset_resume [2022-11-16 20:28:58,492 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface [2022-11-16 20:28:58,492 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface [2022-11-16 20:28:58,492 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-11-16 20:28:58,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-11-16 20:28:58,493 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-16 20:28:58,493 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-16 20:28:58,493 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2022-11-16 20:28:58,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2022-11-16 20:28:58,493 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2022-11-16 20:28:58,493 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2022-11-16 20:28:58,493 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-11-16 20:28:58,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-11-16 20:28:58,493 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_v4l2_set_format [2022-11-16 20:28:58,493 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_v4l2_set_format [2022-11-16 20:28:58,493 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_scan_chain_forward [2022-11-16 20:28:58,494 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_scan_chain_forward [2022-11-16 20:28:58,494 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove_recursive [2022-11-16 20:28:58,494 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove_recursive [2022-11-16 20:28:58,494 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_get [2022-11-16 20:28:58,494 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_get [2022-11-16 20:28:58,494 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-11-16 20:28:58,494 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-11-16 20:28:58,494 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2022-11-16 20:28:58,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2022-11-16 20:28:58,494 INFO L130 BoogieDeclarations]: Found specification of procedure div_u64_rem [2022-11-16 20:28:58,494 INFO L138 BoogieDeclarations]: Found implementation of procedure div_u64_rem [2022-11-16 20:28:58,495 INFO L130 BoogieDeclarations]: Found specification of procedure video_get_drvdata [2022-11-16 20:28:58,495 INFO L138 BoogieDeclarations]: Found implementation of procedure video_get_drvdata [2022-11-16 20:28:58,495 INFO L130 BoogieDeclarations]: Found specification of procedure __uvc_ctrl_get [2022-11-16 20:28:58,495 INFO L138 BoogieDeclarations]: Found implementation of procedure __uvc_ctrl_get [2022-11-16 20:28:58,495 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_v4l2_try_format [2022-11-16 20:28:58,495 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_v4l2_try_format [2022-11-16 20:28:58,495 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_endpoint_max_bpi [2022-11-16 20:28:58,495 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_endpoint_max_bpi [2022-11-16 20:28:58,495 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-16 20:28:58,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-16 20:28:58,495 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_set_video_ctrl [2022-11-16 20:28:58,496 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_set_video_ctrl [2022-11-16 20:28:58,496 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_commit_entity [2022-11-16 20:28:58,496 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_commit_entity [2022-11-16 20:28:58,496 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user [2022-11-16 20:28:58,496 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_from_user [2022-11-16 20:28:58,496 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2022-11-16 20:28:58,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2022-11-16 20:28:58,496 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_ctrl_mutex_of_uvc_video_chain [2022-11-16 20:28:58,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_ctrl_mutex_of_uvc_video_chain [2022-11-16 20:28:58,496 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_v4l2_open [2022-11-16 20:28:58,497 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_v4l2_open [2022-11-16 20:28:58,497 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2022-11-16 20:28:58,497 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2022-11-16 20:28:58,497 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_queue_return_buffers [2022-11-16 20:28:58,497 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_queue_return_buffers [2022-11-16 20:28:58,497 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-16 20:28:58,497 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-16 20:28:58,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-16 20:28:58,497 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_le32 [2022-11-16 20:28:58,497 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_le32 [2022-11-16 20:28:58,497 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_fill_event [2022-11-16 20:28:58,498 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_fill_event [2022-11-16 20:28:58,498 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2022-11-16 20:28:58,498 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2022-11-16 20:28:58,498 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-16 20:28:58,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-16 20:28:58,498 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_get_plane_payload [2022-11-16 20:28:58,498 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_get_plane_payload [2022-11-16 20:28:58,498 INFO L130 BoogieDeclarations]: Found specification of procedure usb_make_path [2022-11-16 20:28:58,498 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_make_path [2022-11-16 20:28:58,498 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2022-11-16 20:28:58,498 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2022-11-16 20:28:58,499 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_debugfs_cleanup [2022-11-16 20:28:58,499 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_debugfs_cleanup [2022-11-16 20:28:58,499 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_init_video [2022-11-16 20:28:58,499 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_init_video [2022-11-16 20:28:58,499 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_intf [2022-11-16 20:28:58,499 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_intf [2022-11-16 20:28:58,499 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_irqlock_of_uvc_video_queue [2022-11-16 20:28:58,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_irqlock_of_uvc_video_queue [2022-11-16 20:28:58,499 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR_OR_NULL [2022-11-16 20:28:58,499 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR_OR_NULL [2022-11-16 20:28:58,499 INFO L130 BoogieDeclarations]: Found specification of procedure __uvc_find_control [2022-11-16 20:28:58,500 INFO L138 BoogieDeclarations]: Found implementation of procedure __uvc_find_control [2022-11-16 20:28:58,500 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le16 [2022-11-16 20:28:58,500 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le16 [2022-11-16 20:28:58,500 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_buffer_prepare [2022-11-16 20:28:58,500 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_buffer_prepare [2022-11-16 20:28:58,500 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_set_zoom [2022-11-16 20:28:58,500 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_set_zoom [2022-11-16 20:28:58,500 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_test_bit [2022-11-16 20:28:58,500 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_test_bit [2022-11-16 20:28:58,500 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_status_stop [2022-11-16 20:28:58,501 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_status_stop [2022-11-16 20:28:58,501 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_simplify_fraction [2022-11-16 20:28:58,501 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_simplify_fraction [2022-11-16 20:28:58,501 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_mutex_of_uvc_video_queue [2022-11-16 20:28:58,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_mutex_of_uvc_video_queue [2022-11-16 20:28:58,501 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le32 [2022-11-16 20:28:58,501 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le32 [2022-11-16 20:28:58,501 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_query_ctrl [2022-11-16 20:28:58,501 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_query_ctrl [2022-11-16 20:28:58,501 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_set_rel_speed [2022-11-16 20:28:58,501 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_set_rel_speed [2022-11-16 20:28:58,502 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2022-11-16 20:28:58,502 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2022-11-16 20:28:58,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-16 20:28:58,502 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-11-16 20:28:58,502 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-11-16 20:28:58,502 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_97___0 [2022-11-16 20:28:58,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_97___0 [2022-11-16 20:28:58,502 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2022-11-16 20:28:58,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2022-11-16 20:28:58,502 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~__u8~0~X~$Pointer$~TO~~__s32~0 [2022-11-16 20:28:58,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~__u8~0~X~$Pointer$~TO~~__s32~0 [2022-11-16 20:28:58,503 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-16 20:28:58,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-16 20:28:58,503 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_ops_wait_prepare [2022-11-16 20:28:58,503 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_ops_wait_prepare [2022-11-16 20:28:58,503 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_alloc_usb_lock_check_alloc_flags [2022-11-16 20:28:58,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_alloc_usb_lock_check_alloc_flags [2022-11-16 20:28:58,503 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-11-16 20:28:58,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-11-16 20:28:58,503 INFO L130 BoogieDeclarations]: Found specification of procedure compat_alloc_user_space [2022-11-16 20:28:58,503 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_alloc_user_space [2022-11-16 20:28:58,504 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_plane_size [2022-11-16 20:28:58,504 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_plane_size [2022-11-16 20:28:58,504 INFO L130 BoogieDeclarations]: Found specification of procedure usb_driver_release_interface [2022-11-16 20:28:58,504 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_driver_release_interface [2022-11-16 20:28:58,504 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-16 20:28:58,504 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-16 20:28:58,504 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_print_terms [2022-11-16 20:28:58,504 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_print_terms [2022-11-16 20:28:58,504 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-11-16 20:28:58,504 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-11-16 20:28:58,504 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_video_enable [2022-11-16 20:28:58,505 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_video_enable [2022-11-16 20:28:58,505 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-11-16 20:28:58,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-11-16 20:28:58,505 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-16 20:28:58,505 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-16 20:28:58,505 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_mutex_of_uvc_streaming [2022-11-16 20:28:58,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_mutex_of_uvc_streaming [2022-11-16 20:28:58,505 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2022-11-16 20:28:58,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2022-11-16 20:28:58,505 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ioctl_s_try_ext_ctrls [2022-11-16 20:28:58,505 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ioctl_s_try_ext_ctrls [2022-11-16 20:28:58,506 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2022-11-16 20:28:58,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2022-11-16 20:28:58,506 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-11-16 20:28:58,506 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-11-16 20:28:58,506 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2022-11-16 20:28:58,506 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2022-11-16 20:28:58,506 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_begin [2022-11-16 20:28:58,506 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_begin [2022-11-16 20:28:58,507 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-11-16 20:28:58,507 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-11-16 20:28:58,507 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_uninit_video [2022-11-16 20:28:58,507 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_uninit_video [2022-11-16 20:28:58,507 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_try_frame_interval [2022-11-16 20:28:58,507 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_try_frame_interval [2022-11-16 20:28:58,507 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_debugfs_cleanup_stream [2022-11-16 20:28:58,507 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_debugfs_cleanup_stream [2022-11-16 20:28:58,508 INFO L130 BoogieDeclarations]: Found specification of procedure __le32_to_cpup [2022-11-16 20:28:58,508 INFO L138 BoogieDeclarations]: Found implementation of procedure __le32_to_cpup [2022-11-16 20:28:58,508 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_get_video_ctrl [2022-11-16 20:28:58,508 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_get_video_ctrl [2022-11-16 20:28:58,508 INFO L130 BoogieDeclarations]: Found specification of procedure __set_bit [2022-11-16 20:28:58,508 INFO L138 BoogieDeclarations]: Found implementation of procedure __set_bit [2022-11-16 20:28:58,508 INFO L130 BoogieDeclarations]: Found specification of procedure strcasecmp [2022-11-16 20:28:58,508 INFO L138 BoogieDeclarations]: Found implementation of procedure strcasecmp [2022-11-16 20:28:58,509 INFO L130 BoogieDeclarations]: Found specification of procedure __uvc_resume [2022-11-16 20:28:58,509 INFO L138 BoogieDeclarations]: Found implementation of procedure __uvc_resume [2022-11-16 20:28:58,509 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-16 20:28:58,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-16 20:28:58,509 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_return [2022-11-16 20:28:58,509 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_return [2022-11-16 20:28:58,509 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-11-16 20:28:58,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-11-16 20:28:58,509 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_resume [2022-11-16 20:28:58,510 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_resume [2022-11-16 20:28:58,510 INFO L130 BoogieDeclarations]: Found specification of procedure media_entity_cleanup [2022-11-16 20:28:58,510 INFO L138 BoogieDeclarations]: Found implementation of procedure media_entity_cleanup [2022-11-16 20:28:58,510 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_queue_streaming [2022-11-16 20:28:58,510 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_queue_streaming [2022-11-16 20:28:58,510 INFO L130 BoogieDeclarations]: Found specification of procedure __uvc_ctrl_commit [2022-11-16 20:28:58,510 INFO L138 BoogieDeclarations]: Found implementation of procedure __uvc_ctrl_commit [2022-11-16 20:28:58,510 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-16 20:28:58,511 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_get_zoom [2022-11-16 20:28:58,511 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_get_zoom [2022-11-16 20:29:00,512 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 20:29:00,517 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 20:29:00,709 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-16 20:29:10,950 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L13356: assume 0 != __copy_to_user_nocheck_~tmp___1~17#1;__copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~21#1; [2022-11-16 20:29:10,951 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L13356: assume !(0 != __copy_to_user_nocheck_~tmp___1~17#1);__copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~21#1; [2022-11-16 20:29:10,951 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L13315: assume 16 == __copy_to_user_nocheck_~size#1 % 4294967296; [2022-11-16 20:29:10,951 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L13315: assume !(16 == __copy_to_user_nocheck_~size#1 % 4294967296); [2022-11-16 20:29:10,951 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L13319: SUMMARY for call __copy_to_user_nocheck_#t~ret1065#1 := copy_user_generic(__copy_to_user_nocheck_~dst#1.base, __copy_to_user_nocheck_~dst#1.offset, __copy_to_user_nocheck_~src#1.base, __copy_to_user_nocheck_~src#1.offset, __copy_to_user_nocheck_~size#1); srcloc: null [2022-11-16 20:29:10,952 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L13307: assume 8 == __copy_to_user_nocheck_~size#1 % 4294967296; [2022-11-16 20:29:10,952 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L13307: assume !(8 == __copy_to_user_nocheck_~size#1 % 4294967296); [2022-11-16 20:29:10,952 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L13340: assume -9223372036854775808 <= __copy_to_user_nocheck_#t~ret1063#1 && __copy_to_user_nocheck_#t~ret1063#1 <= 9223372036854775807;__copy_to_user_nocheck_~tmp___0~32#1 := __copy_to_user_nocheck_#t~ret1063#1;havoc __copy_to_user_nocheck_#t~ret1063#1; [2022-11-16 20:29:10,952 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L13311: assume 10 == __copy_to_user_nocheck_~size#1 % 4294967296; [2022-11-16 20:29:10,952 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L13311: assume !(10 == __copy_to_user_nocheck_~size#1 % 4294967296); [2022-11-16 20:29:10,952 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L13299: assume 2 == __copy_to_user_nocheck_~size#1 % 4294967296; [2022-11-16 20:29:10,952 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L13299: assume !(2 == __copy_to_user_nocheck_~size#1 % 4294967296); [2022-11-16 20:29:10,953 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L13303: assume 4 == __copy_to_user_nocheck_~size#1 % 4294967296; [2022-11-16 20:29:10,953 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L13303: assume !(4 == __copy_to_user_nocheck_~size#1 % 4294967296); [2022-11-16 20:29:10,953 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L13316: SUMMARY for call __copy_to_user_nocheck_#t~ret1064#1 := ldv__builtin_expect((if 0 != __copy_to_user_nocheck_~ret~21#1 then 1 else 0), 0); srcloc: null [2022-11-16 20:29:10,953 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L13308: __copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~21#1; [2022-11-16 20:29:10,953 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L13312: SUMMARY for call __copy_to_user_nocheck_#t~ret1063#1 := ldv__builtin_expect((if 0 != __copy_to_user_nocheck_~ret~21#1 then 1 else 0), 0); srcloc: null [2022-11-16 20:29:10,953 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L13300: __copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~21#1; [2022-11-16 20:29:10,954 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L13366: __copy_to_user_nocheck_~tmp___2~13#1 := __copy_to_user_nocheck_#t~ret1065#1;havoc __copy_to_user_nocheck_#t~ret1065#1;__copy_to_user_nocheck_#res#1 := (if __copy_to_user_nocheck_~tmp___2~13#1 % 18446744073709551616 % 4294967296 <= 2147483647 then __copy_to_user_nocheck_~tmp___2~13#1 % 18446744073709551616 % 4294967296 else __copy_to_user_nocheck_~tmp___2~13#1 % 18446744073709551616 % 4294967296 - 4294967296); [2022-11-16 20:29:10,954 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L13304: __copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~21#1; [2022-11-16 20:29:10,954 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L13354: assume -9223372036854775808 <= __copy_to_user_nocheck_#t~ret1064#1 && __copy_to_user_nocheck_#t~ret1064#1 <= 9223372036854775807;__copy_to_user_nocheck_~tmp___1~17#1 := __copy_to_user_nocheck_#t~ret1064#1;havoc __copy_to_user_nocheck_#t~ret1064#1; [2022-11-16 20:29:10,954 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L13296: __copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~21#1; [2022-11-16 20:29:10,954 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1: assume 1 == __copy_to_user_nocheck_~size#1 % 4294967296; [2022-11-16 20:29:10,954 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2: assume !(1 == __copy_to_user_nocheck_~size#1 % 4294967296); [2022-11-16 20:29:10,954 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L13342: assume 0 != __copy_to_user_nocheck_~tmp___0~32#1;__copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~21#1; [2022-11-16 20:29:10,954 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L13342: assume !(0 != __copy_to_user_nocheck_~tmp___0~32#1);__copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~21#1; [2022-11-16 20:29:15,295 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L13203: SUMMARY for call __copy_from_user_nocheck_#t~ret1058#1 := ldv__builtin_expect((if 0 != __copy_from_user_nocheck_~ret~20#1 then 1 else 0), 0); srcloc: null [2022-11-16 20:29:15,295 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L13236: assume -9223372036854775808 <= __copy_from_user_nocheck_#t~ret1058#1 && __copy_from_user_nocheck_#t~ret1058#1 <= 9223372036854775807;__copy_from_user_nocheck_~tmp___0~31#1 := __copy_from_user_nocheck_#t~ret1058#1;havoc __copy_from_user_nocheck_#t~ret1058#1; [2022-11-16 20:29:15,296 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L13207: SUMMARY for call __copy_from_user_nocheck_#t~ret1059#1 := ldv__builtin_expect((if 0 != __copy_from_user_nocheck_~ret~20#1 then 1 else 0), 0); srcloc: null [2022-11-16 20:29:15,296 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L13195: __copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~20#1; [2022-11-16 20:29:15,296 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L13199: __copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~20#1; [2022-11-16 20:29:15,296 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L13187: __copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~20#1; [2022-11-16 20:29:15,296 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L13253: assume 0 != __copy_from_user_nocheck_~tmp___1~16#1;__copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~20#1; [2022-11-16 20:29:15,296 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L13253: assume !(0 != __copy_from_user_nocheck_~tmp___1~16#1);__copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~20#1; [2022-11-16 20:29:15,296 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L13191: __copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~20#1; [2022-11-16 20:29:15,296 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L13238: assume 0 != __copy_from_user_nocheck_~tmp___0~31#1;__copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~20#1; [2022-11-16 20:29:15,296 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L13238: assume !(0 != __copy_from_user_nocheck_~tmp___0~31#1);__copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~20#1; [2022-11-16 20:29:15,296 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L13263: __copy_from_user_nocheck_~tmp___2~12#1 := __copy_from_user_nocheck_#t~ret1060#1;havoc __copy_from_user_nocheck_#t~ret1060#1;__copy_from_user_nocheck_#res#1 := (if __copy_from_user_nocheck_~tmp___2~12#1 % 18446744073709551616 % 4294967296 <= 2147483647 then __copy_from_user_nocheck_~tmp___2~12#1 % 18446744073709551616 % 4294967296 else __copy_from_user_nocheck_~tmp___2~12#1 % 18446744073709551616 % 4294967296 - 4294967296); [2022-11-16 20:29:15,297 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L13251: assume -9223372036854775808 <= __copy_from_user_nocheck_#t~ret1059#1 && __copy_from_user_nocheck_#t~ret1059#1 <= 9223372036854775807;__copy_from_user_nocheck_~tmp___1~16#1 := __copy_from_user_nocheck_#t~ret1059#1;havoc __copy_from_user_nocheck_#t~ret1059#1; [2022-11-16 20:29:15,297 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1: assume 1 == __copy_from_user_nocheck_~size#1 % 4294967296; [2022-11-16 20:29:15,297 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2: assume !(1 == __copy_from_user_nocheck_~size#1 % 4294967296); [2022-11-16 20:29:15,297 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L13210: SUMMARY for call __copy_from_user_nocheck_#t~ret1060#1 := copy_user_generic(__copy_from_user_nocheck_~dst#1.base, __copy_from_user_nocheck_~dst#1.offset, __copy_from_user_nocheck_~src#1.base, __copy_from_user_nocheck_~src#1.offset, __copy_from_user_nocheck_~size#1); srcloc: null [2022-11-16 20:29:15,297 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L13202: assume 10 == __copy_from_user_nocheck_~size#1 % 4294967296; [2022-11-16 20:29:15,297 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L13202: assume !(10 == __copy_from_user_nocheck_~size#1 % 4294967296); [2022-11-16 20:29:15,297 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L13206: assume 16 == __copy_from_user_nocheck_~size#1 % 4294967296; [2022-11-16 20:29:15,297 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L13206: assume !(16 == __copy_from_user_nocheck_~size#1 % 4294967296); [2022-11-16 20:29:15,297 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L13194: assume 4 == __copy_from_user_nocheck_~size#1 % 4294967296; [2022-11-16 20:29:15,297 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L13194: assume !(4 == __copy_from_user_nocheck_~size#1 % 4294967296); [2022-11-16 20:29:15,298 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L13198: assume 8 == __copy_from_user_nocheck_~size#1 % 4294967296; [2022-11-16 20:29:15,298 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L13198: assume !(8 == __copy_from_user_nocheck_~size#1 % 4294967296); [2022-11-16 20:29:15,298 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L13190: assume 2 == __copy_from_user_nocheck_~size#1 % 4294967296; [2022-11-16 20:29:15,298 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L13190: assume !(2 == __copy_from_user_nocheck_~size#1 % 4294967296); [2022-11-16 20:34:41,527 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 20:34:47,032 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 20:34:47,032 INFO L300 CfgBuilder]: Removed 7 assume(true) statements. [2022-11-16 20:34:47,042 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 08:34:47 BoogieIcfgContainer [2022-11-16 20:34:47,042 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 20:34:47,045 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-16 20:34:47,045 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-16 20:34:47,050 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-16 20:34:47,050 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 08:28:44" (1/3) ... [2022-11-16 20:34:47,051 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f4952a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 08:34:47, skipping insertion in model container [2022-11-16 20:34:47,051 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:28:56" (2/3) ... [2022-11-16 20:34:47,052 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f4952a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 08:34:47, skipping insertion in model container [2022-11-16 20:34:47,054 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 08:34:47" (3/3) ... [2022-11-16 20:34:47,056 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i [2022-11-16 20:34:47,076 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-16 20:34:47,077 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 33 error locations. [2022-11-16 20:34:47,212 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-16 20:34:47,219 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;@3677bbaf, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-16 20:34:47,220 INFO L358 AbstractCegarLoop]: Starting to check reachability of 33 error locations. [2022-11-16 20:34:47,239 INFO L276 IsEmpty]: Start isEmpty. Operand has 3187 states, 2039 states have (on average 1.373222167729279) internal successors, (2800), 2124 states have internal predecessors, (2800), 900 states have call successors, (900), 215 states have call predecessors, (900), 214 states have return successors, (892), 878 states have call predecessors, (892), 892 states have call successors, (892) [2022-11-16 20:34:47,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-11-16 20:34:47,256 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 20:34:47,257 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 20:34:47,258 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_linux_arch_io_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2022-11-16 20:34:47,264 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 20:34:47,264 INFO L85 PathProgramCache]: Analyzing trace with hash 425408964, now seen corresponding path program 1 times [2022-11-16 20:34:47,277 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 20:34:47,277 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [681445083] [2022-11-16 20:34:47,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 20:34:47,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 20:34:48,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 20:34:50,885 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-11-16 20:34:50,886 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 20:34:50,889 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [681445083] [2022-11-16 20:34:50,890 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [681445083] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 20:34:50,890 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 20:34:50,890 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-16 20:34:50,892 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [270646423] [2022-11-16 20:34:50,895 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 20:34:50,903 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-16 20:34:50,903 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 20:34:50,945 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 20:34:50,945 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-16 20:34:50,955 INFO L87 Difference]: Start difference. First operand has 3187 states, 2039 states have (on average 1.373222167729279) internal successors, (2800), 2124 states have internal predecessors, (2800), 900 states have call successors, (900), 215 states have call predecessors, (900), 214 states have return successors, (892), 878 states have call predecessors, (892), 892 states have call successors, (892) Second operand has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-16 20:34:53,299 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.32s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:34:56,238 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:35:03,815 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:35:12,994 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.51s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-16 20:35:15,585 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:35:17,838 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-16 20:35:20,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 20:35:20,333 INFO L93 Difference]: Finished difference Result 9135 states and 13597 transitions. [2022-11-16 20:35:20,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-16 20:35:20,337 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 73 [2022-11-16 20:35:20,338 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 20:35:20,403 INFO L225 Difference]: With dead ends: 9135 [2022-11-16 20:35:20,403 INFO L226 Difference]: Without dead ends: 5957 [2022-11-16 20:35:20,427 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-16 20:35:20,430 INFO L413 NwaCegarLoop]: 4806 mSDtfsCounter, 4455 mSDsluCounter, 8231 mSDsCounter, 0 mSdLazyCounter, 2016 mSolverCounterSat, 1 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 27.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4459 SdHoareTripleChecker+Valid, 13037 SdHoareTripleChecker+Invalid, 2020 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2016 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 28.6s IncrementalHoareTripleChecker+Time [2022-11-16 20:35:20,431 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4459 Valid, 13037 Invalid, 2020 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 2016 Invalid, 3 Unknown, 0 Unchecked, 28.6s Time] [2022-11-16 20:35:20,463 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5957 states. [2022-11-16 20:35:20,856 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5957 to 5778. [2022-11-16 20:35:20,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5778 states, 3707 states have (on average 1.3506878877798758) internal successors, (5007), 3826 states have internal predecessors, (5007), 1635 states have call successors, (1635), 404 states have call predecessors, (1635), 403 states have return successors, (1635), 1606 states have call predecessors, (1635), 1633 states have call successors, (1635) [2022-11-16 20:35:20,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5778 states to 5778 states and 8277 transitions. [2022-11-16 20:35:20,943 INFO L78 Accepts]: Start accepts. Automaton has 5778 states and 8277 transitions. Word has length 73 [2022-11-16 20:35:20,944 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 20:35:20,945 INFO L495 AbstractCegarLoop]: Abstraction has 5778 states and 8277 transitions. [2022-11-16 20:35:20,945 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-16 20:35:20,945 INFO L276 IsEmpty]: Start isEmpty. Operand 5778 states and 8277 transitions. [2022-11-16 20:35:20,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-11-16 20:35:20,961 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 20:35:20,962 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 20:35:20,962 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-16 20:35:20,962 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_linux_block_genhd_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2022-11-16 20:35:20,963 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 20:35:20,963 INFO L85 PathProgramCache]: Analyzing trace with hash 139923722, now seen corresponding path program 1 times [2022-11-16 20:35:20,964 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 20:35:20,964 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1315820817] [2022-11-16 20:35:20,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 20:35:20,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 20:35:21,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 20:35:23,576 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-11-16 20:35:23,576 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 20:35:23,576 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1315820817] [2022-11-16 20:35:23,577 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1315820817] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 20:35:23,579 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 20:35:23,579 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-16 20:35:23,579 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [579457430] [2022-11-16 20:35:23,580 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 20:35:23,581 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-16 20:35:23,581 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 20:35:23,582 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 20:35:23,582 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-16 20:35:23,582 INFO L87 Difference]: Start difference. First operand 5778 states and 8277 transitions. Second operand has 4 states, 4 states have (on average 9.5) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-16 20:35:25,887 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.29s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:35:28,805 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:35:40,947 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-16 20:35:48,327 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:35:51,758 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:35:53,906 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-16 20:35:54,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 20:35:54,486 INFO L93 Difference]: Finished difference Result 5957 states and 8461 transitions. [2022-11-16 20:35:54,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-16 20:35:54,487 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 4 states have internal predecessors, (38), 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 78 [2022-11-16 20:35:54,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 20:35:54,522 INFO L225 Difference]: With dead ends: 5957 [2022-11-16 20:35:54,523 INFO L226 Difference]: Without dead ends: 5955 [2022-11-16 20:35:54,527 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-16 20:35:54,528 INFO L413 NwaCegarLoop]: 4782 mSDtfsCounter, 4429 mSDsluCounter, 8185 mSDsCounter, 0 mSdLazyCounter, 2012 mSolverCounterSat, 1 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 29.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4433 SdHoareTripleChecker+Valid, 12967 SdHoareTripleChecker+Invalid, 2017 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2012 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 30.4s IncrementalHoareTripleChecker+Time [2022-11-16 20:35:54,528 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4433 Valid, 12967 Invalid, 2017 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 2012 Invalid, 4 Unknown, 0 Unchecked, 30.4s Time] [2022-11-16 20:35:54,538 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5955 states. [2022-11-16 20:35:54,776 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5955 to 5784. [2022-11-16 20:35:54,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5784 states, 3710 states have (on average 1.3504043126684635) internal successors, (5010), 3829 states have internal predecessors, (5010), 1637 states have call successors, (1637), 405 states have call predecessors, (1637), 404 states have return successors, (1637), 1608 states have call predecessors, (1637), 1635 states have call successors, (1637) [2022-11-16 20:35:54,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5784 states to 5784 states and 8284 transitions. [2022-11-16 20:35:54,829 INFO L78 Accepts]: Start accepts. Automaton has 5784 states and 8284 transitions. Word has length 78 [2022-11-16 20:35:54,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 20:35:54,829 INFO L495 AbstractCegarLoop]: Abstraction has 5784 states and 8284 transitions. [2022-11-16 20:35:54,830 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-16 20:35:54,831 INFO L276 IsEmpty]: Start isEmpty. Operand 5784 states and 8284 transitions. [2022-11-16 20:35:54,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2022-11-16 20:35:54,832 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 20:35:54,832 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 20:35:54,833 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-16 20:35:54,833 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_linux_block_queue_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2022-11-16 20:35:54,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 20:35:54,834 INFO L85 PathProgramCache]: Analyzing trace with hash 30137031, now seen corresponding path program 1 times [2022-11-16 20:35:54,834 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 20:35:54,834 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1199449547] [2022-11-16 20:35:54,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 20:35:54,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 20:35:55,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 20:35:57,718 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-11-16 20:35:57,719 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 20:35:57,719 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1199449547] [2022-11-16 20:35:57,719 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1199449547] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 20:35:57,719 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 20:35:57,720 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-16 20:35:57,720 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [892518930] [2022-11-16 20:35:57,720 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 20:35:57,721 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-16 20:35:57,721 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 20:35:57,722 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 20:35:57,722 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-16 20:35:57,722 INFO L87 Difference]: Start difference. First operand 5784 states and 8284 transitions. Second operand has 4 states, 4 states have (on average 10.25) internal successors, (41), 4 states have internal predecessors, (41), 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) [2022-11-16 20:36:00,044 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.31s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:36:02,791 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:36:04,472 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:36:11,036 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:36:14,237 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-16 20:36:16,990 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:36:19,137 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-16 20:36:20,768 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.63s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-16 20:36:24,019 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:36:26,251 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-16 20:36:27,823 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:36:29,465 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.51s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-16 20:36:30,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 20:36:30,126 INFO L93 Difference]: Finished difference Result 5955 states and 8459 transitions. [2022-11-16 20:36:30,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-16 20:36:30,127 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 4 states have internal predecessors, (41), 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 83 [2022-11-16 20:36:30,127 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 20:36:30,162 INFO L225 Difference]: With dead ends: 5955 [2022-11-16 20:36:30,162 INFO L226 Difference]: Without dead ends: 5953 [2022-11-16 20:36:30,168 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-16 20:36:30,169 INFO L413 NwaCegarLoop]: 4782 mSDtfsCounter, 4426 mSDsluCounter, 8185 mSDsCounter, 0 mSdLazyCounter, 2013 mSolverCounterSat, 1 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 31.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4430 SdHoareTripleChecker+Valid, 12967 SdHoareTripleChecker+Invalid, 2017 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2013 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 32.0s IncrementalHoareTripleChecker+Time [2022-11-16 20:36:30,170 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4430 Valid, 12967 Invalid, 2017 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 2013 Invalid, 3 Unknown, 0 Unchecked, 32.0s Time] [2022-11-16 20:36:30,180 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5953 states. [2022-11-16 20:36:30,421 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5953 to 5790. [2022-11-16 20:36:30,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5790 states, 3713 states have (on average 1.3501211957985457) internal successors, (5013), 3832 states have internal predecessors, (5013), 1639 states have call successors, (1639), 406 states have call predecessors, (1639), 405 states have return successors, (1639), 1610 states have call predecessors, (1639), 1637 states have call successors, (1639) [2022-11-16 20:36:30,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5790 states to 5790 states and 8291 transitions. [2022-11-16 20:36:30,460 INFO L78 Accepts]: Start accepts. Automaton has 5790 states and 8291 transitions. Word has length 83 [2022-11-16 20:36:30,461 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 20:36:30,461 INFO L495 AbstractCegarLoop]: Abstraction has 5790 states and 8291 transitions. [2022-11-16 20:36:30,461 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 4 states have internal predecessors, (41), 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) [2022-11-16 20:36:30,461 INFO L276 IsEmpty]: Start isEmpty. Operand 5790 states and 8291 transitions. [2022-11-16 20:36:30,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-11-16 20:36:30,464 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 20:36:30,464 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 20:36:30,464 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-16 20:36:30,465 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_linux_block_request_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2022-11-16 20:36:30,465 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 20:36:30,465 INFO L85 PathProgramCache]: Analyzing trace with hash -911645898, now seen corresponding path program 1 times [2022-11-16 20:36:30,466 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 20:36:30,466 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [15406552] [2022-11-16 20:36:30,466 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 20:36:30,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 20:36:30,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 20:36:32,909 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-11-16 20:36:32,909 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 20:36:32,909 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [15406552] [2022-11-16 20:36:32,910 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [15406552] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 20:36:32,910 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 20:36:32,910 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-16 20:36:32,910 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1204175026] [2022-11-16 20:36:32,910 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 20:36:32,911 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-16 20:36:32,911 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 20:36:32,911 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 20:36:32,912 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-16 20:36:32,912 INFO L87 Difference]: Start difference. First operand 5790 states and 8291 transitions. Second operand has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 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) [2022-11-16 20:36:35,219 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.30s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:36:37,950 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:36:46,301 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:36:47,933 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:36:51,779 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-16 20:36:53,073 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-16 20:36:58,388 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:37:00,460 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:37:03,637 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-16 20:37:06,462 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-16 20:37:07,459 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 20:37:07,459 INFO L93 Difference]: Finished difference Result 5953 states and 8457 transitions. [2022-11-16 20:37:07,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-16 20:37:07,460 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 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 88 [2022-11-16 20:37:07,460 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 20:37:07,492 INFO L225 Difference]: With dead ends: 5953 [2022-11-16 20:37:07,493 INFO L226 Difference]: Without dead ends: 5951 [2022-11-16 20:37:07,497 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 [2022-11-16 20:37:07,498 INFO L413 NwaCegarLoop]: 4782 mSDtfsCounter, 4423 mSDsluCounter, 8185 mSDsCounter, 0 mSdLazyCounter, 2012 mSolverCounterSat, 1 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 33.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4427 SdHoareTripleChecker+Valid, 12967 SdHoareTripleChecker+Invalid, 2017 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2012 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 34.2s IncrementalHoareTripleChecker+Time [2022-11-16 20:37:07,499 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4427 Valid, 12967 Invalid, 2017 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 2012 Invalid, 4 Unknown, 0 Unchecked, 34.2s Time] [2022-11-16 20:37:07,509 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5951 states. [2022-11-16 20:37:07,776 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5951 to 5796. [2022-11-16 20:37:07,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5796 states, 3716 states have (on average 1.3498385360602798) internal successors, (5016), 3835 states have internal predecessors, (5016), 1641 states have call successors, (1641), 407 states have call predecessors, (1641), 406 states have return successors, (1641), 1612 states have call predecessors, (1641), 1639 states have call successors, (1641) [2022-11-16 20:37:07,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5796 states to 5796 states and 8298 transitions. [2022-11-16 20:37:07,812 INFO L78 Accepts]: Start accepts. Automaton has 5796 states and 8298 transitions. Word has length 88 [2022-11-16 20:37:07,812 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 20:37:07,813 INFO L495 AbstractCegarLoop]: Abstraction has 5796 states and 8298 transitions. [2022-11-16 20:37:07,813 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 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) [2022-11-16 20:37:07,813 INFO L276 IsEmpty]: Start isEmpty. Operand 5796 states and 8298 transitions. [2022-11-16 20:37:07,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-11-16 20:37:07,814 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 20:37:07,815 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 20:37:07,815 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-16 20:37:07,815 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_linux_drivers_base_class_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2022-11-16 20:37:07,816 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 20:37:07,816 INFO L85 PathProgramCache]: Analyzing trace with hash 597792430, now seen corresponding path program 1 times [2022-11-16 20:37:07,816 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 20:37:07,816 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1650578212] [2022-11-16 20:37:07,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 20:37:07,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 20:37:08,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 20:37:09,906 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-11-16 20:37:09,906 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 20:37:09,907 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1650578212] [2022-11-16 20:37:09,907 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1650578212] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 20:37:09,907 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 20:37:09,907 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-16 20:37:09,907 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1087309426] [2022-11-16 20:37:09,908 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 20:37:09,908 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-16 20:37:09,908 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 20:37:09,909 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 20:37:09,909 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-16 20:37:09,909 INFO L87 Difference]: Start difference. First operand 5796 states and 8298 transitions. Second operand has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 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) [2022-11-16 20:37:12,218 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.30s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:37:14,943 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:37:22,470 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:37:23,914 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:37:28,300 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-16 20:37:31,289 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.63s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:37:33,505 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-16 20:37:36,251 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:37:39,553 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 20:37:39,553 INFO L93 Difference]: Finished difference Result 5963 states and 8470 transitions. [2022-11-16 20:37:39,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-16 20:37:39,554 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 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 93 [2022-11-16 20:37:39,554 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 20:37:39,582 INFO L225 Difference]: With dead ends: 5963 [2022-11-16 20:37:39,582 INFO L226 Difference]: Without dead ends: 5961 [2022-11-16 20:37:39,586 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-16 20:37:39,587 INFO L413 NwaCegarLoop]: 4783 mSDtfsCounter, 4415 mSDsluCounter, 8186 mSDsCounter, 0 mSdLazyCounter, 2009 mSolverCounterSat, 1 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 28.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4424 SdHoareTripleChecker+Valid, 12969 SdHoareTripleChecker+Invalid, 2015 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2009 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 29.3s IncrementalHoareTripleChecker+Time [2022-11-16 20:37:39,587 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4424 Valid, 12969 Invalid, 2015 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 2009 Invalid, 5 Unknown, 0 Unchecked, 29.3s Time] [2022-11-16 20:37:39,595 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5961 states. [2022-11-16 20:37:39,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5961 to 5810. [2022-11-16 20:37:39,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5810 states, 3724 states have (on average 1.3493555316863588) internal successors, (5025), 3843 states have internal predecessors, (5025), 1644 states have call successors, (1644), 410 states have call predecessors, (1644), 409 states have return successors, (1644), 1615 states have call predecessors, (1644), 1642 states have call successors, (1644) [2022-11-16 20:37:39,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5810 states to 5810 states and 8313 transitions. [2022-11-16 20:37:39,875 INFO L78 Accepts]: Start accepts. Automaton has 5810 states and 8313 transitions. Word has length 93 [2022-11-16 20:37:39,876 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 20:37:39,876 INFO L495 AbstractCegarLoop]: Abstraction has 5810 states and 8313 transitions. [2022-11-16 20:37:39,876 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 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) [2022-11-16 20:37:39,876 INFO L276 IsEmpty]: Start isEmpty. Operand 5810 states and 8313 transitions. [2022-11-16 20:37:39,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-11-16 20:37:39,879 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 20:37:39,879 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 20:37:39,879 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-16 20:37:39,880 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_linux_fs_char_dev_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2022-11-16 20:37:39,880 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 20:37:39,880 INFO L85 PathProgramCache]: Analyzing trace with hash 2107644996, now seen corresponding path program 1 times [2022-11-16 20:37:39,880 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 20:37:39,881 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1294778878] [2022-11-16 20:37:39,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 20:37:39,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 20:37:40,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 20:37:41,688 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-11-16 20:37:41,689 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 20:37:41,689 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1294778878] [2022-11-16 20:37:41,689 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1294778878] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 20:37:41,689 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 20:37:41,689 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-16 20:37:41,690 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1485004763] [2022-11-16 20:37:41,690 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 20:37:41,690 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-16 20:37:41,690 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 20:37:41,691 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 20:37:41,691 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-16 20:37:41,691 INFO L87 Difference]: Start difference. First operand 5810 states and 8313 transitions. Second operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 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) [2022-11-16 20:37:43,993 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.30s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:37:46,746 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:37:52,109 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-16 20:37:54,915 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:37:56,249 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:38:01,700 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.79s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:38:03,178 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-16 20:38:06,860 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:38:09,310 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-16 20:38:11,735 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-16 20:38:12,371 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 20:38:12,372 INFO L93 Difference]: Finished difference Result 5957 states and 8461 transitions. [2022-11-16 20:38:12,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-16 20:38:12,372 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 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 98 [2022-11-16 20:38:12,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 20:38:12,397 INFO L225 Difference]: With dead ends: 5957 [2022-11-16 20:38:12,398 INFO L226 Difference]: Without dead ends: 5955 [2022-11-16 20:38:12,401 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-16 20:38:12,402 INFO L413 NwaCegarLoop]: 4782 mSDtfsCounter, 4417 mSDsluCounter, 8185 mSDsCounter, 0 mSdLazyCounter, 2013 mSolverCounterSat, 1 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 29.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4421 SdHoareTripleChecker+Valid, 12967 SdHoareTripleChecker+Invalid, 2017 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2013 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 30.2s IncrementalHoareTripleChecker+Time [2022-11-16 20:38:12,403 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4421 Valid, 12967 Invalid, 2017 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 2013 Invalid, 3 Unknown, 0 Unchecked, 30.2s Time] [2022-11-16 20:38:12,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5955 states. [2022-11-16 20:38:12,687 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5955 to 5816. [2022-11-16 20:38:12,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5816 states, 3727 states have (on average 1.3490743225114032) internal successors, (5028), 3846 states have internal predecessors, (5028), 1646 states have call successors, (1646), 411 states have call predecessors, (1646), 410 states have return successors, (1646), 1617 states have call predecessors, (1646), 1644 states have call successors, (1646) [2022-11-16 20:38:12,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5816 states to 5816 states and 8320 transitions. [2022-11-16 20:38:12,722 INFO L78 Accepts]: Start accepts. Automaton has 5816 states and 8320 transitions. Word has length 98 [2022-11-16 20:38:12,724 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 20:38:12,724 INFO L495 AbstractCegarLoop]: Abstraction has 5816 states and 8320 transitions. [2022-11-16 20:38:12,724 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 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) [2022-11-16 20:38:12,724 INFO L276 IsEmpty]: Start isEmpty. Operand 5816 states and 8320 transitions. [2022-11-16 20:38:12,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-11-16 20:38:12,727 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 20:38:12,727 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 20:38:12,727 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-16 20:38:12,727 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2022-11-16 20:38:12,728 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 20:38:12,728 INFO L85 PathProgramCache]: Analyzing trace with hash -950607052, now seen corresponding path program 1 times [2022-11-16 20:38:12,728 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 20:38:12,728 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [800165463] [2022-11-16 20:38:12,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 20:38:12,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 20:38:13,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 20:38:14,669 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-11-16 20:38:14,670 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 20:38:14,670 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [800165463] [2022-11-16 20:38:14,670 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [800165463] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 20:38:14,670 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 20:38:14,670 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-16 20:38:14,670 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1936476715] [2022-11-16 20:38:14,671 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 20:38:14,671 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-16 20:38:14,671 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 20:38:14,672 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 20:38:14,672 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-16 20:38:14,672 INFO L87 Difference]: Start difference. First operand 5816 states and 8320 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, (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) [2022-11-16 20:38:16,994 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.32s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:38:19,753 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:38:32,546 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.65s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-16 20:38:34,119 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.57s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-16 20:38:38,423 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-16 20:38:41,502 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:38:44,623 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.96s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-16 20:38:46,093 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:38:47,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 20:38:47,044 INFO L93 Difference]: Finished difference Result 5957 states and 8463 transitions. [2022-11-16 20:38:47,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-16 20:38:47,044 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, (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 103 [2022-11-16 20:38:47,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 20:38:47,065 INFO L225 Difference]: With dead ends: 5957 [2022-11-16 20:38:47,065 INFO L226 Difference]: Without dead ends: 5955 [2022-11-16 20:38:47,070 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-16 20:38:47,071 INFO L413 NwaCegarLoop]: 4782 mSDtfsCounter, 4413 mSDsluCounter, 8185 mSDsCounter, 0 mSdLazyCounter, 2010 mSolverCounterSat, 1 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 31.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4420 SdHoareTripleChecker+Valid, 12967 SdHoareTripleChecker+Invalid, 2015 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2010 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 31.9s IncrementalHoareTripleChecker+Time [2022-11-16 20:38:47,071 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4420 Valid, 12967 Invalid, 2015 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 2010 Invalid, 4 Unknown, 0 Unchecked, 31.9s Time] [2022-11-16 20:38:47,082 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5955 states. [2022-11-16 20:38:47,384 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5955 to 5822. [2022-11-16 20:38:47,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5822 states, 3730 states have (on average 1.348793565683646) internal successors, (5031), 3849 states have internal predecessors, (5031), 1648 states have call successors, (1648), 412 states have call predecessors, (1648), 411 states have return successors, (1648), 1619 states have call predecessors, (1648), 1646 states have call successors, (1648) [2022-11-16 20:38:47,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5822 states to 5822 states and 8327 transitions. [2022-11-16 20:38:47,416 INFO L78 Accepts]: Start accepts. Automaton has 5822 states and 8327 transitions. Word has length 103 [2022-11-16 20:38:47,416 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 20:38:47,416 INFO L495 AbstractCegarLoop]: Abstraction has 5822 states and 8327 transitions. [2022-11-16 20:38:47,417 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, (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) [2022-11-16 20:38:47,417 INFO L276 IsEmpty]: Start isEmpty. Operand 5822 states and 8327 transitions. [2022-11-16 20:38:47,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2022-11-16 20:38:47,420 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 20:38:47,420 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 20:38:47,421 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-16 20:38:47,421 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2022-11-16 20:38:47,421 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 20:38:47,421 INFO L85 PathProgramCache]: Analyzing trace with hash -1567932765, now seen corresponding path program 1 times [2022-11-16 20:38:47,422 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 20:38:47,422 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2055128676] [2022-11-16 20:38:47,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 20:38:47,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 20:38:47,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 20:38:49,078 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-11-16 20:38:49,079 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 20:38:49,079 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2055128676] [2022-11-16 20:38:49,079 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2055128676] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 20:38:49,079 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 20:38:49,080 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-16 20:38:49,080 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [587306705] [2022-11-16 20:38:49,080 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 20:38:49,081 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-16 20:38:49,081 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 20:38:49,081 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 20:38:49,081 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-16 20:38:49,082 INFO L87 Difference]: Start difference. First operand 5822 states and 8327 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, (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) [2022-11-16 20:38:51,387 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.30s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:38:54,125 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:39:05,382 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-16 20:39:08,182 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.59s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:39:11,051 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.93s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-16 20:39:13,771 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.72s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:39:15,845 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:39:19,157 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:39:21,048 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.78s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-16 20:39:21,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 20:39:21,966 INFO L93 Difference]: Finished difference Result 5955 states and 8460 transitions. [2022-11-16 20:39:21,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-16 20:39:21,967 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, (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 108 [2022-11-16 20:39:21,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 20:39:21,993 INFO L225 Difference]: With dead ends: 5955 [2022-11-16 20:39:21,993 INFO L226 Difference]: Without dead ends: 5953 [2022-11-16 20:39:21,998 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-16 20:39:21,998 INFO L413 NwaCegarLoop]: 4783 mSDtfsCounter, 4415 mSDsluCounter, 8182 mSDsCounter, 0 mSdLazyCounter, 2012 mSolverCounterSat, 1 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 31.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4421 SdHoareTripleChecker+Valid, 12965 SdHoareTripleChecker+Invalid, 2017 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2012 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 32.4s IncrementalHoareTripleChecker+Time [2022-11-16 20:39:21,999 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4421 Valid, 12965 Invalid, 2017 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 2012 Invalid, 4 Unknown, 0 Unchecked, 32.4s Time] [2022-11-16 20:39:22,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5953 states. [2022-11-16 20:39:22,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5953 to 5830. [2022-11-16 20:39:22,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5830 states, 3735 states have (on average 1.3485943775100402) internal successors, (5037), 3854 states have internal predecessors, (5037), 1650 states have call successors, (1650), 413 states have call predecessors, (1650), 412 states have return successors, (1650), 1621 states have call predecessors, (1650), 1648 states have call successors, (1650) [2022-11-16 20:39:22,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5830 states to 5830 states and 8337 transitions. [2022-11-16 20:39:22,361 INFO L78 Accepts]: Start accepts. Automaton has 5830 states and 8337 transitions. Word has length 108 [2022-11-16 20:39:22,362 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 20:39:22,362 INFO L495 AbstractCegarLoop]: Abstraction has 5830 states and 8337 transitions. [2022-11-16 20:39:22,362 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, (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) [2022-11-16 20:39:22,363 INFO L276 IsEmpty]: Start isEmpty. Operand 5830 states and 8337 transitions. [2022-11-16 20:39:22,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-11-16 20:39:22,364 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 20:39:22,365 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 20:39:22,365 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-16 20:39:22,365 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2022-11-16 20:39:22,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 20:39:22,366 INFO L85 PathProgramCache]: Analyzing trace with hash 750346470, now seen corresponding path program 1 times [2022-11-16 20:39:22,366 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 20:39:22,366 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [129512550] [2022-11-16 20:39:22,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 20:39:22,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 20:39:22,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 20:39:23,968 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-11-16 20:39:23,968 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 20:39:23,969 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [129512550] [2022-11-16 20:39:23,969 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [129512550] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 20:39:23,969 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 20:39:23,969 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-16 20:39:23,969 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [616666367] [2022-11-16 20:39:23,970 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 20:39:23,971 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-16 20:39:23,971 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 20:39:23,971 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 20:39:23,971 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-16 20:39:23,972 INFO L87 Difference]: Start difference. First operand 5830 states and 8337 transitions. Second operand has 4 states, 4 states have (on average 14.5) internal successors, (58), 4 states have internal predecessors, (58), 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) [2022-11-16 20:39:26,203 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:39:28,965 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:39:37,000 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:39:38,915 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:39:42,275 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-16 20:39:43,408 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-16 20:39:46,824 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-16 20:39:47,977 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-16 20:39:49,414 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:39:51,489 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:39:54,878 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-16 20:39:57,008 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.54s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-16 20:39:58,270 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:39:58,494 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 20:39:58,495 INFO L93 Difference]: Finished difference Result 5951 states and 8455 transitions. [2022-11-16 20:39:58,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-16 20:39:58,506 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.5) internal successors, (58), 4 states have internal predecessors, (58), 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 110 [2022-11-16 20:39:58,507 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 20:39:58,531 INFO L225 Difference]: With dead ends: 5951 [2022-11-16 20:39:58,531 INFO L226 Difference]: Without dead ends: 5949 [2022-11-16 20:39:58,536 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-16 20:39:58,537 INFO L413 NwaCegarLoop]: 4782 mSDtfsCounter, 4407 mSDsluCounter, 8185 mSDsCounter, 0 mSdLazyCounter, 2012 mSolverCounterSat, 1 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 33.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4411 SdHoareTripleChecker+Valid, 12967 SdHoareTripleChecker+Invalid, 2017 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2012 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 34.0s IncrementalHoareTripleChecker+Time [2022-11-16 20:39:58,537 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4411 Valid, 12967 Invalid, 2017 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 2012 Invalid, 4 Unknown, 0 Unchecked, 34.0s Time] [2022-11-16 20:39:58,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5949 states. [2022-11-16 20:39:58,884 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5949 to 5830. [2022-11-16 20:39:58,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5830 states, 3735 states have (on average 1.348326639892905) internal successors, (5036), 3854 states have internal predecessors, (5036), 1650 states have call successors, (1650), 413 states have call predecessors, (1650), 412 states have return successors, (1650), 1621 states have call predecessors, (1650), 1648 states have call successors, (1650) [2022-11-16 20:39:58,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5830 states to 5830 states and 8336 transitions. [2022-11-16 20:39:58,916 INFO L78 Accepts]: Start accepts. Automaton has 5830 states and 8336 transitions. Word has length 110 [2022-11-16 20:39:58,918 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 20:39:58,918 INFO L495 AbstractCegarLoop]: Abstraction has 5830 states and 8336 transitions. [2022-11-16 20:39:58,919 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.5) internal successors, (58), 4 states have internal predecessors, (58), 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) [2022-11-16 20:39:58,919 INFO L276 IsEmpty]: Start isEmpty. Operand 5830 states and 8336 transitions. [2022-11-16 20:39:58,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-11-16 20:39:58,920 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 20:39:58,921 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 20:39:58,921 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-16 20:39:58,921 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_linux_kernel_module_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2022-11-16 20:39:58,922 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 20:39:58,922 INFO L85 PathProgramCache]: Analyzing trace with hash -1850094770, now seen corresponding path program 1 times [2022-11-16 20:39:58,922 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 20:39:58,922 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1001284751] [2022-11-16 20:39:58,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 20:39:58,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 20:39:59,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 20:40:00,576 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-11-16 20:40:00,576 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 20:40:00,576 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1001284751] [2022-11-16 20:40:00,577 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1001284751] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 20:40:00,577 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 20:40:00,577 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-16 20:40:00,577 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [581643135] [2022-11-16 20:40:00,577 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 20:40:00,577 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-16 20:40:00,578 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 20:40:00,578 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 20:40:00,578 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-16 20:40:00,579 INFO L87 Difference]: Start difference. First operand 5830 states and 8336 transitions. Second operand has 4 states, 4 states have (on average 15.25) internal successors, (61), 4 states have internal predecessors, (61), 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) [2022-11-16 20:40:02,784 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:40:05,542 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:40:14,019 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:40:17,350 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-16 20:40:18,465 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-16 20:40:21,108 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:40:23,316 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-16 20:40:26,141 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:40:29,526 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-16 20:40:32,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 20:40:32,486 INFO L93 Difference]: Finished difference Result 5949 states and 8453 transitions. [2022-11-16 20:40:32,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-16 20:40:32,487 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.25) internal successors, (61), 4 states have internal predecessors, (61), 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 115 [2022-11-16 20:40:32,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 20:40:32,506 INFO L225 Difference]: With dead ends: 5949 [2022-11-16 20:40:32,507 INFO L226 Difference]: Without dead ends: 5947 [2022-11-16 20:40:32,510 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-16 20:40:32,511 INFO L413 NwaCegarLoop]: 4782 mSDtfsCounter, 4406 mSDsluCounter, 8185 mSDsCounter, 0 mSdLazyCounter, 2012 mSolverCounterSat, 1 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 30.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4410 SdHoareTripleChecker+Valid, 12967 SdHoareTripleChecker+Invalid, 2017 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2012 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 31.3s IncrementalHoareTripleChecker+Time [2022-11-16 20:40:32,512 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4410 Valid, 12967 Invalid, 2017 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 2012 Invalid, 4 Unknown, 0 Unchecked, 31.3s Time] [2022-11-16 20:40:32,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5947 states. [2022-11-16 20:40:32,854 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5947 to 5836. [2022-11-16 20:40:32,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5836 states, 3738 states have (on average 1.3480470840021401) internal successors, (5039), 3857 states have internal predecessors, (5039), 1652 states have call successors, (1652), 414 states have call predecessors, (1652), 413 states have return successors, (1652), 1623 states have call predecessors, (1652), 1650 states have call successors, (1652) [2022-11-16 20:40:32,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5836 states to 5836 states and 8343 transitions. [2022-11-16 20:40:32,890 INFO L78 Accepts]: Start accepts. Automaton has 5836 states and 8343 transitions. Word has length 115 [2022-11-16 20:40:32,890 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 20:40:32,890 INFO L495 AbstractCegarLoop]: Abstraction has 5836 states and 8343 transitions. [2022-11-16 20:40:32,890 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.25) internal successors, (61), 4 states have internal predecessors, (61), 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) [2022-11-16 20:40:32,891 INFO L276 IsEmpty]: Start isEmpty. Operand 5836 states and 8343 transitions. [2022-11-16 20:40:32,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2022-11-16 20:40:32,893 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 20:40:32,893 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 20:40:32,893 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-16 20:40:32,894 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_linux_alloc_irq_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2022-11-16 20:40:32,894 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 20:40:32,894 INFO L85 PathProgramCache]: Analyzing trace with hash -1980424568, now seen corresponding path program 1 times [2022-11-16 20:40:32,895 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 20:40:32,895 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1339467236] [2022-11-16 20:40:32,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 20:40:32,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 20:40:33,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 20:40:37,604 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2022-11-16 20:40:37,605 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 20:40:37,605 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1339467236] [2022-11-16 20:40:37,605 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1339467236] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 20:40:37,605 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 20:40:37,605 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-16 20:40:37,605 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [609584940] [2022-11-16 20:40:37,605 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 20:40:37,606 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-16 20:40:37,606 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 20:40:37,606 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-16 20:40:37,606 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-16 20:40:37,607 INFO L87 Difference]: Start difference. First operand 5836 states and 8343 transitions. Second operand has 6 states, 5 states have (on average 8.4) internal successors, (42), 5 states have internal predecessors, (42), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (19), 3 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-16 20:40:39,918 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.31s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:40:44,236 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:40:58,031 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:40:59,829 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:41:00,928 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:41:09,018 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-16 20:41:13,372 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:41:15,668 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-16 20:41:19,203 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-16 20:41:23,478 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:41:28,249 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-16 20:41:29,068 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 20:41:29,068 INFO L93 Difference]: Finished difference Result 5947 states and 8451 transitions. [2022-11-16 20:41:29,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-16 20:41:29,069 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 8.4) internal successors, (42), 5 states have internal predecessors, (42), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (19), 3 states have call predecessors, (19), 2 states have call successors, (19) Word has length 147 [2022-11-16 20:41:29,069 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 20:41:29,083 INFO L225 Difference]: With dead ends: 5947 [2022-11-16 20:41:29,083 INFO L226 Difference]: Without dead ends: 5945 [2022-11-16 20:41:29,086 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2022-11-16 20:41:29,087 INFO L413 NwaCegarLoop]: 4783 mSDtfsCounter, 4400 mSDsluCounter, 15989 mSDsCounter, 0 mSdLazyCounter, 5191 mSolverCounterSat, 1 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 48.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4408 SdHoareTripleChecker+Valid, 20772 SdHoareTripleChecker+Invalid, 5196 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 5191 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 50.7s IncrementalHoareTripleChecker+Time [2022-11-16 20:41:29,087 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4408 Valid, 20772 Invalid, 5196 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 5191 Invalid, 4 Unknown, 0 Unchecked, 50.7s Time] [2022-11-16 20:41:29,095 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5945 states. [2022-11-16 20:41:29,445 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5945 to 5836. [2022-11-16 20:41:29,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5836 states, 3738 states have (on average 1.3477795612627073) internal successors, (5038), 3857 states have internal predecessors, (5038), 1652 states have call successors, (1652), 414 states have call predecessors, (1652), 413 states have return successors, (1652), 1623 states have call predecessors, (1652), 1650 states have call successors, (1652) [2022-11-16 20:41:29,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5836 states to 5836 states and 8342 transitions. [2022-11-16 20:41:29,477 INFO L78 Accepts]: Start accepts. Automaton has 5836 states and 8342 transitions. Word has length 147 [2022-11-16 20:41:29,477 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 20:41:29,477 INFO L495 AbstractCegarLoop]: Abstraction has 5836 states and 8342 transitions. [2022-11-16 20:41:29,478 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 8.4) internal successors, (42), 5 states have internal predecessors, (42), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (19), 3 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-16 20:41:29,478 INFO L276 IsEmpty]: Start isEmpty. Operand 5836 states and 8342 transitions. [2022-11-16 20:41:29,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2022-11-16 20:41:29,480 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 20:41:29,480 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 20:41:29,480 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-16 20:41:29,480 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_linux_kernel_rcu_update_lock_bh_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2022-11-16 20:41:29,480 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 20:41:29,481 INFO L85 PathProgramCache]: Analyzing trace with hash -857107455, now seen corresponding path program 1 times [2022-11-16 20:41:29,481 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 20:41:29,481 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1081640655] [2022-11-16 20:41:29,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 20:41:29,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 20:41:29,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 20:41:31,427 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-11-16 20:41:31,428 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 20:41:31,428 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1081640655] [2022-11-16 20:41:31,428 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1081640655] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 20:41:31,428 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 20:41:31,428 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-16 20:41:31,428 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1792399087] [2022-11-16 20:41:31,428 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 20:41:31,429 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-16 20:41:31,429 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 20:41:31,429 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 20:41:31,429 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-16 20:41:31,429 INFO L87 Difference]: Start difference. First operand 5836 states and 8342 transitions. Second operand has 4 states, 4 states have (on average 16.0) internal successors, (64), 4 states have internal predecessors, (64), 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) [2022-11-16 20:41:33,650 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:41:36,347 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:41:43,095 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:41:44,337 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:41:48,030 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-16 20:41:49,235 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-16 20:41:52,576 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-16 20:41:56,172 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:41:59,643 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-16 20:42:01,181 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:42:02,316 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-16 20:42:03,014 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 20:42:03,015 INFO L93 Difference]: Finished difference Result 5945 states and 8449 transitions. [2022-11-16 20:42:03,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-16 20:42:03,015 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.0) internal successors, (64), 4 states have internal predecessors, (64), 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 120 [2022-11-16 20:42:03,015 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 20:42:03,033 INFO L225 Difference]: With dead ends: 5945 [2022-11-16 20:42:03,034 INFO L226 Difference]: Without dead ends: 5943 [2022-11-16 20:42:03,038 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-16 20:42:03,038 INFO L413 NwaCegarLoop]: 4782 mSDtfsCounter, 4401 mSDsluCounter, 8185 mSDsCounter, 0 mSdLazyCounter, 2012 mSolverCounterSat, 1 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 30.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4405 SdHoareTripleChecker+Valid, 12967 SdHoareTripleChecker+Invalid, 2017 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2012 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 31.1s IncrementalHoareTripleChecker+Time [2022-11-16 20:42:03,039 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4405 Valid, 12967 Invalid, 2017 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 2012 Invalid, 4 Unknown, 0 Unchecked, 31.1s Time] [2022-11-16 20:42:03,046 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5943 states. [2022-11-16 20:42:03,402 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5943 to 5842. [2022-11-16 20:42:03,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5842 states, 3741 states have (on average 1.347500668270516) internal successors, (5041), 3860 states have internal predecessors, (5041), 1654 states have call successors, (1654), 415 states have call predecessors, (1654), 414 states have return successors, (1654), 1625 states have call predecessors, (1654), 1652 states have call successors, (1654) [2022-11-16 20:42:03,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5842 states to 5842 states and 8349 transitions. [2022-11-16 20:42:03,432 INFO L78 Accepts]: Start accepts. Automaton has 5842 states and 8349 transitions. Word has length 120 [2022-11-16 20:42:03,432 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 20:42:03,433 INFO L495 AbstractCegarLoop]: Abstraction has 5842 states and 8349 transitions. [2022-11-16 20:42:03,433 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.0) internal successors, (64), 4 states have internal predecessors, (64), 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) [2022-11-16 20:42:03,433 INFO L276 IsEmpty]: Start isEmpty. Operand 5842 states and 8349 transitions. [2022-11-16 20:42:03,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2022-11-16 20:42:03,436 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 20:42:03,436 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 20:42:03,437 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-16 20:42:03,437 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2022-11-16 20:42:03,437 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 20:42:03,437 INFO L85 PathProgramCache]: Analyzing trace with hash 846742245, now seen corresponding path program 1 times [2022-11-16 20:42:03,438 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 20:42:03,438 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [977821694] [2022-11-16 20:42:03,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 20:42:03,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 20:42:03,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 20:42:04,719 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2022-11-16 20:42:04,719 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 20:42:04,721 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [977821694] [2022-11-16 20:42:04,721 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [977821694] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 20:42:04,721 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 20:42:04,721 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 20:42:04,721 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [529528826] [2022-11-16 20:42:04,722 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 20:42:04,723 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 20:42:04,723 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 20:42:04,723 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 20:42:04,723 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 20:42:04,724 INFO L87 Difference]: Start difference. First operand 5842 states and 8349 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-11-16 20:42:07,028 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.30s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:42:09,479 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:42:18,791 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-16 20:42:23,814 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:42:28,042 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-16 20:42:29,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 20:42:29,084 INFO L93 Difference]: Finished difference Result 11746 states and 16818 transitions. [2022-11-16 20:42:29,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 20:42:29,084 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 153 [2022-11-16 20:42:29,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 20:42:29,111 INFO L225 Difference]: With dead ends: 11746 [2022-11-16 20:42:29,111 INFO L226 Difference]: Without dead ends: 5939 [2022-11-16 20:42:29,136 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 20:42:29,136 INFO L413 NwaCegarLoop]: 4783 mSDtfsCounter, 4395 mSDsluCounter, 3403 mSDsCounter, 0 mSdLazyCounter, 1303 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4397 SdHoareTripleChecker+Valid, 8186 SdHoareTripleChecker+Invalid, 1306 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1303 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.8s IncrementalHoareTripleChecker+Time [2022-11-16 20:42:29,137 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4397 Valid, 8186 Invalid, 1306 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1303 Invalid, 3 Unknown, 0 Unchecked, 23.8s Time] [2022-11-16 20:42:29,144 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5939 states. [2022-11-16 20:42:29,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5939 to 5840. [2022-11-16 20:42:29,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5840 states, 3739 states have (on average 1.3471516448248195) internal successors, (5037), 3858 states have internal predecessors, (5037), 1654 states have call successors, (1654), 415 states have call predecessors, (1654), 414 states have return successors, (1654), 1625 states have call predecessors, (1654), 1652 states have call successors, (1654) [2022-11-16 20:42:29,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5840 states to 5840 states and 8345 transitions. [2022-11-16 20:42:29,559 INFO L78 Accepts]: Start accepts. Automaton has 5840 states and 8345 transitions. Word has length 153 [2022-11-16 20:42:29,560 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 20:42:29,560 INFO L495 AbstractCegarLoop]: Abstraction has 5840 states and 8345 transitions. [2022-11-16 20:42:29,561 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-11-16 20:42:29,561 INFO L276 IsEmpty]: Start isEmpty. Operand 5840 states and 8345 transitions. [2022-11-16 20:42:29,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2022-11-16 20:42:29,563 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 20:42:29,563 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 20:42:29,563 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-11-16 20:42:29,563 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_linux_kernel_rcu_update_lock_sched_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2022-11-16 20:42:29,564 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 20:42:29,564 INFO L85 PathProgramCache]: Analyzing trace with hash 1673114859, now seen corresponding path program 1 times [2022-11-16 20:42:29,564 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 20:42:29,564 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [75828141] [2022-11-16 20:42:29,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 20:42:29,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 20:42:29,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 20:42:31,377 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-11-16 20:42:31,377 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 20:42:31,377 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [75828141] [2022-11-16 20:42:31,377 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [75828141] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 20:42:31,378 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 20:42:31,378 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-16 20:42:31,378 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1082214622] [2022-11-16 20:42:31,378 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 20:42:31,378 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-16 20:42:31,378 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 20:42:31,379 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 20:42:31,379 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-16 20:42:31,379 INFO L87 Difference]: Start difference. First operand 5840 states and 8345 transitions. Second operand has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 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) [2022-11-16 20:42:33,599 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:42:36,366 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:42:43,969 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []