./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 8393723b 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_07397a41-7786-44e7-b4cf-41c11fdf4f76/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/bin/utaipan-I9t0OCRTmS/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_07397a41-7786-44e7-b4cf-41c11fdf4f76/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/bin/utaipan-I9t0OCRTmS --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-8393723 [2022-11-19 08:26:14,877 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 08:26:14,880 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 08:26:14,912 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 08:26:14,913 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 08:26:14,917 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 08:26:14,919 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 08:26:14,927 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 08:26:14,930 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 08:26:14,933 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 08:26:14,934 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 08:26:14,936 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 08:26:14,937 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 08:26:14,944 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 08:26:14,945 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 08:26:14,946 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 08:26:14,947 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 08:26:14,948 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 08:26:14,949 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 08:26:14,950 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 08:26:14,951 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 08:26:14,953 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 08:26:14,954 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 08:26:14,955 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 08:26:14,958 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 08:26:14,958 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 08:26:14,958 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 08:26:14,959 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 08:26:14,964 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 08:26:14,965 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 08:26:14,966 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 08:26:14,967 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 08:26:14,967 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 08:26:14,968 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 08:26:14,969 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 08:26:14,970 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 08:26:14,971 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 08:26:14,972 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 08:26:14,972 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 08:26:14,973 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 08:26:14,974 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 08:26:14,974 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-19 08:26:15,006 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 08:26:15,007 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 08:26:15,007 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 08:26:15,007 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 08:26:15,008 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 08:26:15,009 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 08:26:15,009 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 08:26:15,009 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 08:26:15,009 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 08:26:15,009 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-19 08:26:15,010 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 08:26:15,011 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 08:26:15,011 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-19 08:26:15,011 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-19 08:26:15,011 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 08:26:15,011 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-19 08:26:15,011 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-19 08:26:15,012 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-19 08:26:15,012 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 08:26:15,013 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 08:26:15,013 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 08:26:15,013 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-19 08:26:15,013 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 08:26:15,013 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-19 08:26:15,013 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-19 08:26:15,014 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 08:26:15,014 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-19 08:26:15,014 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 08:26:15,014 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 08:26:15,014 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 08:26:15,015 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 08:26:15,015 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-19 08:26:15,015 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 08:26:15,015 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-19 08:26:15,015 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-19 08:26:15,015 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-19 08:26:15,016 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-19 08:26:15,016 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 08:26:15,016 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_07397a41-7786-44e7-b4cf-41c11fdf4f76/bin/utaipan-I9t0OCRTmS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dc92c5b1abb8e8f78d38167f35ecc4d1d7c4b43376be0279f35bdb5ff65c0f14 [2022-11-19 08:26:15,316 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 08:26:15,338 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 08:26:15,340 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 08:26:15,341 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 08:26:15,342 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 08:26:15,343 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i [2022-11-19 08:26:15,419 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/bin/utaipan-I9t0OCRTmS/data/8d1ba8893/823c5b1db01e4fa9a1ea22eec7fedaa9/FLAG06b35b2fb [2022-11-19 08:26:16,568 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 08:26:16,569 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i [2022-11-19 08:26:16,666 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/bin/utaipan-I9t0OCRTmS/data/8d1ba8893/823c5b1db01e4fa9a1ea22eec7fedaa9/FLAG06b35b2fb [2022-11-19 08:26:16,919 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/bin/utaipan-I9t0OCRTmS/data/8d1ba8893/823c5b1db01e4fa9a1ea22eec7fedaa9 [2022-11-19 08:26:16,921 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 08:26:16,923 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 08:26:16,924 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 08:26:16,924 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 08:26:16,930 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 08:26:16,931 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:26:16" (1/1) ... [2022-11-19 08:26:16,932 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@701df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:26:16, skipping insertion in model container [2022-11-19 08:26:16,933 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:26:16" (1/1) ... [2022-11-19 08:26:16,940 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 08:26:17,171 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 08:26:26,739 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[778670,778683] [2022-11-19 08:26:26,743 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[778815,778828] [2022-11-19 08:26:26,744 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[778961,778974] [2022-11-19 08:26:26,744 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[779126,779139] [2022-11-19 08:26:26,745 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[779284,779297] [2022-11-19 08:26:26,746 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[779442,779455] [2022-11-19 08:26:26,746 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[779600,779613] [2022-11-19 08:26:26,747 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[779760,779773] [2022-11-19 08:26:26,747 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[779919,779932] [2022-11-19 08:26:26,748 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[780058,780071] [2022-11-19 08:26:26,748 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[780200,780213] [2022-11-19 08:26:26,749 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[780349,780362] [2022-11-19 08:26:26,749 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[780488,780501] [2022-11-19 08:26:26,750 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[780643,780656] [2022-11-19 08:26:26,750 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[780803,780816] [2022-11-19 08:26:26,751 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[780954,780967] [2022-11-19 08:26:26,752 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[781105,781118] [2022-11-19 08:26:26,752 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[781257,781270] [2022-11-19 08:26:26,753 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[781406,781419] [2022-11-19 08:26:26,754 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[781554,781567] [2022-11-19 08:26:26,754 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[781711,781724] [2022-11-19 08:26:26,755 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[781860,781873] [2022-11-19 08:26:26,756 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[782016,782029] [2022-11-19 08:26:26,756 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[782169,782182] [2022-11-19 08:26:26,757 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[782315,782328] [2022-11-19 08:26:26,757 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[782458,782471] [2022-11-19 08:26:26,758 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[782610,782623] [2022-11-19 08:26:26,758 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[782756,782769] [2022-11-19 08:26:26,759 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[782901,782914] [2022-11-19 08:26:26,760 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[783055,783068] [2022-11-19 08:26:26,760 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[783206,783219] [2022-11-19 08:26:26,761 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[783361,783374] [2022-11-19 08:26:26,761 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[783513,783526] [2022-11-19 08:26:26,762 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[783668,783681] [2022-11-19 08:26:26,762 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[783832,783845] [2022-11-19 08:26:26,763 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[783988,784001] [2022-11-19 08:26:26,763 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[784152,784165] [2022-11-19 08:26:26,764 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[784294,784307] [2022-11-19 08:26:26,764 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[784452,784465] [2022-11-19 08:26:26,765 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[784619,784632] [2022-11-19 08:26:26,765 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[784778,784791] [2022-11-19 08:26:26,766 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[784937,784950] [2022-11-19 08:26:26,766 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[785086,785099] [2022-11-19 08:26:26,767 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[785233,785246] [2022-11-19 08:26:26,767 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[785372,785385] [2022-11-19 08:26:26,768 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[785535,785548] [2022-11-19 08:26:26,768 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[785701,785714] [2022-11-19 08:26:26,769 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[785865,785878] [2022-11-19 08:26:26,769 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[786030,786043] [2022-11-19 08:26:26,770 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[786195,786208] [2022-11-19 08:26:26,770 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[786361,786374] [2022-11-19 08:26:26,771 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[786526,786539] [2022-11-19 08:26:26,771 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[786693,786706] [2022-11-19 08:26:26,772 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[786853,786866] [2022-11-19 08:26:26,772 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[787015,787028] [2022-11-19 08:26:26,773 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[787174,787187] [2022-11-19 08:26:26,774 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[787320,787333] [2022-11-19 08:26:26,774 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[787463,787476] [2022-11-19 08:26:26,775 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[787607,787620] [2022-11-19 08:26:26,775 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[787750,787763] [2022-11-19 08:26:26,776 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[787894,787907] [2022-11-19 08:26:26,776 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[788035,788048] [2022-11-19 08:26:26,777 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[788173,788186] [2022-11-19 08:26:26,777 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[788331,788344] [2022-11-19 08:26:26,778 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[788490,788503] [2022-11-19 08:26:26,778 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[788646,788659] [2022-11-19 08:26:26,779 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[788795,788808] [2022-11-19 08:26:26,779 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[788947,788960] [2022-11-19 08:26:26,780 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[789098,789111] [2022-11-19 08:26:26,780 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[789247,789260] [2022-11-19 08:26:26,781 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[789399,789412] [2022-11-19 08:26:26,781 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[789547,789560] [2022-11-19 08:26:26,782 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[789700,789713] [2022-11-19 08:26:26,782 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[789851,789864] [2022-11-19 08:26:26,783 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[790001,790014] [2022-11-19 08:26:26,783 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[790148,790161] [2022-11-19 08:26:26,784 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[790299,790312] [2022-11-19 08:26:26,784 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[790450,790463] [2022-11-19 08:26:26,785 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[790598,790611] [2022-11-19 08:26:26,785 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[790764,790777] [2022-11-19 08:26:26,786 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[790933,790946] [2022-11-19 08:26:26,786 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[791100,791113] [2022-11-19 08:26:26,787 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[791268,791281] [2022-11-19 08:26:26,787 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[791418,791431] [2022-11-19 08:26:26,788 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[791565,791578] [2022-11-19 08:26:26,788 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[791726,791739] [2022-11-19 08:26:26,789 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[791896,791909] [2022-11-19 08:26:26,789 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[792058,792071] [2022-11-19 08:26:26,820 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 08:26:26,941 INFO L203 MainTranslator]: Completed pre-run [2022-11-19 08:26:27,817 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[778670,778683] [2022-11-19 08:26:27,818 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[778815,778828] [2022-11-19 08:26:27,819 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[778961,778974] [2022-11-19 08:26:27,819 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[779126,779139] [2022-11-19 08:26:27,820 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[779284,779297] [2022-11-19 08:26:27,820 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[779442,779455] [2022-11-19 08:26:27,821 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[779600,779613] [2022-11-19 08:26:27,821 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[779760,779773] [2022-11-19 08:26:27,822 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[779919,779932] [2022-11-19 08:26:27,822 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[780058,780071] [2022-11-19 08:26:27,823 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[780200,780213] [2022-11-19 08:26:27,824 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[780349,780362] [2022-11-19 08:26:27,824 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[780488,780501] [2022-11-19 08:26:27,825 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[780643,780656] [2022-11-19 08:26:27,825 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[780803,780816] [2022-11-19 08:26:27,826 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[780954,780967] [2022-11-19 08:26:27,826 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[781105,781118] [2022-11-19 08:26:27,826 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[781257,781270] [2022-11-19 08:26:27,827 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[781406,781419] [2022-11-19 08:26:27,827 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[781554,781567] [2022-11-19 08:26:27,828 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[781711,781724] [2022-11-19 08:26:27,828 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[781860,781873] [2022-11-19 08:26:27,829 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[782016,782029] [2022-11-19 08:26:27,830 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[782169,782182] [2022-11-19 08:26:27,830 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[782315,782328] [2022-11-19 08:26:27,831 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[782458,782471] [2022-11-19 08:26:27,831 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[782610,782623] [2022-11-19 08:26:27,832 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[782756,782769] [2022-11-19 08:26:27,832 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[782901,782914] [2022-11-19 08:26:27,833 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[783055,783068] [2022-11-19 08:26:27,833 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[783206,783219] [2022-11-19 08:26:27,834 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[783361,783374] [2022-11-19 08:26:27,835 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[783513,783526] [2022-11-19 08:26:27,835 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[783668,783681] [2022-11-19 08:26:27,836 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[783832,783845] [2022-11-19 08:26:27,836 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[783988,784001] [2022-11-19 08:26:27,837 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[784152,784165] [2022-11-19 08:26:27,838 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[784294,784307] [2022-11-19 08:26:27,839 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[784452,784465] [2022-11-19 08:26:27,840 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[784619,784632] [2022-11-19 08:26:27,841 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[784778,784791] [2022-11-19 08:26:27,842 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[784937,784950] [2022-11-19 08:26:27,842 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[785086,785099] [2022-11-19 08:26:27,843 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[785233,785246] [2022-11-19 08:26:27,843 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[785372,785385] [2022-11-19 08:26:27,844 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[785535,785548] [2022-11-19 08:26:27,844 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[785701,785714] [2022-11-19 08:26:27,845 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[785865,785878] [2022-11-19 08:26:27,845 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[786030,786043] [2022-11-19 08:26:27,845 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[786195,786208] [2022-11-19 08:26:27,846 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[786361,786374] [2022-11-19 08:26:27,847 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[786526,786539] [2022-11-19 08:26:27,848 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[786693,786706] [2022-11-19 08:26:27,848 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[786853,786866] [2022-11-19 08:26:27,849 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[787015,787028] [2022-11-19 08:26:27,850 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[787174,787187] [2022-11-19 08:26:27,854 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[787320,787333] [2022-11-19 08:26:27,855 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[787463,787476] [2022-11-19 08:26:27,856 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[787607,787620] [2022-11-19 08:26:27,858 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[787750,787763] [2022-11-19 08:26:27,858 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[787894,787907] [2022-11-19 08:26:27,859 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[788035,788048] [2022-11-19 08:26:27,861 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[788173,788186] [2022-11-19 08:26:27,866 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[788331,788344] [2022-11-19 08:26:27,866 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[788490,788503] [2022-11-19 08:26:27,870 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[788646,788659] [2022-11-19 08:26:27,871 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[788795,788808] [2022-11-19 08:26:27,871 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[788947,788960] [2022-11-19 08:26:27,872 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[789098,789111] [2022-11-19 08:26:27,872 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[789247,789260] [2022-11-19 08:26:27,872 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[789399,789412] [2022-11-19 08:26:27,873 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[789547,789560] [2022-11-19 08:26:27,873 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[789700,789713] [2022-11-19 08:26:27,874 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[789851,789864] [2022-11-19 08:26:27,874 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[790001,790014] [2022-11-19 08:26:27,875 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[790148,790161] [2022-11-19 08:26:27,875 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[790299,790312] [2022-11-19 08:26:27,875 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[790450,790463] [2022-11-19 08:26:27,877 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[790598,790611] [2022-11-19 08:26:27,878 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[790764,790777] [2022-11-19 08:26:27,879 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[790933,790946] [2022-11-19 08:26:27,880 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[791100,791113] [2022-11-19 08:26:27,880 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[791268,791281] [2022-11-19 08:26:27,881 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[791418,791431] [2022-11-19 08:26:27,881 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[791565,791578] [2022-11-19 08:26:27,881 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[791726,791739] [2022-11-19 08:26:27,882 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[791896,791909] [2022-11-19 08:26:27,882 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i[792058,792071] [2022-11-19 08:26:27,889 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 08:26:28,422 INFO L208 MainTranslator]: Completed translation [2022-11-19 08:26:28,423 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:26:28 WrapperNode [2022-11-19 08:26:28,423 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 08:26:28,424 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-19 08:26:28,424 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-19 08:26:28,425 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-19 08:26:28,432 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:26:28" (1/1) ... [2022-11-19 08:26:28,661 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:26:28" (1/1) ... [2022-11-19 08:26:29,487 INFO L138 Inliner]: procedures = 1009, calls = 9557, calls flagged for inlining = 546, calls inlined = 437, statements flattened = 19340 [2022-11-19 08:26:29,488 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-19 08:26:29,489 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-19 08:26:29,489 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-19 08:26:29,490 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-19 08:26:29,523 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:26:28" (1/1) ... [2022-11-19 08:26:29,523 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:26:28" (1/1) ... [2022-11-19 08:26:29,752 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:26:28" (1/1) ... [2022-11-19 08:26:29,756 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:26:28" (1/1) ... [2022-11-19 08:26:30,366 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:26:28" (1/1) ... [2022-11-19 08:26:30,403 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:26:28" (1/1) ... [2022-11-19 08:26:30,461 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:26:28" (1/1) ... [2022-11-19 08:26:30,489 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:26:28" (1/1) ... [2022-11-19 08:26:30,576 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-19 08:26:30,577 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-19 08:26:30,577 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-19 08:26:30,577 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-19 08:26:30,578 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:26:28" (1/1) ... [2022-11-19 08:26:30,585 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 08:26:30,596 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 08:26:30,612 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-19 08:26:30,639 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07397a41-7786-44e7-b4cf-41c11fdf4f76/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-19 08:26:30,666 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_v4l2_read [2022-11-19 08:26:30,667 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_v4l2_read [2022-11-19 08:26:30,667 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_v4l2_release [2022-11-19 08:26:30,667 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_v4l2_release [2022-11-19 08:26:30,668 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-11-19 08:26:30,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-11-19 08:26:30,668 INFO L130 BoogieDeclarations]: Found specification of procedure __le16_to_cpup [2022-11-19 08:26:30,668 INFO L138 BoogieDeclarations]: Found implementation of procedure __le16_to_cpup [2022-11-19 08:26:30,668 INFO L130 BoogieDeclarations]: Found specification of procedure __uvc_ctrl_add_mapping [2022-11-19 08:26:30,668 INFO L138 BoogieDeclarations]: Found implementation of procedure __uvc_ctrl_add_mapping [2022-11-19 08:26:30,670 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-19 08:26:30,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-19 08:26:30,670 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_buffer_finish [2022-11-19 08:26:30,670 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_buffer_finish [2022-11-19 08:26:30,670 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2022-11-19 08:26:30,671 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2022-11-19 08:26:30,671 INFO L130 BoogieDeclarations]: Found specification of procedure __put_user_bad [2022-11-19 08:26:30,671 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_video_clock_reset [2022-11-19 08:26:30,671 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_video_clock_reset [2022-11-19 08:26:30,671 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_interruptible_or_killable_ctrl_mutex_of_uvc_video_chain [2022-11-19 08:26:30,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_interruptible_or_killable_ctrl_mutex_of_uvc_video_chain [2022-11-19 08:26:30,671 INFO L130 BoogieDeclarations]: Found specification of procedure usb_match_one_id [2022-11-19 08:26:30,671 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_match_one_id [2022-11-19 08:26:30,672 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-11-19 08:26:30,672 INFO L130 BoogieDeclarations]: Found specification of procedure ktime_get_ts [2022-11-19 08:26:30,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ktime_get_ts [2022-11-19 08:26:30,672 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_entity_by_id [2022-11-19 08:26:30,672 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_entity_by_id [2022-11-19 08:26:30,672 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-19 08:26:30,672 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-19 08:26:30,673 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-19 08:26:30,673 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-19 08:26:30,673 INFO L130 BoogieDeclarations]: Found specification of procedure __uvc_query_v4l2_ctrl [2022-11-19 08:26:30,673 INFO L138 BoogieDeclarations]: Found implementation of procedure __uvc_query_v4l2_ctrl [2022-11-19 08:26:30,673 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_data [2022-11-19 08:26:30,673 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_data [2022-11-19 08:26:30,673 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_dir [2022-11-19 08:26:30,674 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_dir [2022-11-19 08:26:30,674 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-19 08:26:30,674 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-19 08:26:30,674 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_populate_cache [2022-11-19 08:26:30,674 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_populate_cache [2022-11-19 08:26:30,674 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2022-11-19 08:26:30,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2022-11-19 08:26:30,675 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_buffer_done [2022-11-19 08:26:30,675 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_buffer_done [2022-11-19 08:26:30,675 INFO L130 BoogieDeclarations]: Found specification of procedure __uvc_query_ctrl [2022-11-19 08:26:30,675 INFO L138 BoogieDeclarations]: Found implementation of procedure __uvc_query_ctrl [2022-11-19 08:26:30,675 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-19 08:26:30,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-19 08:26:30,676 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_send_event [2022-11-19 08:26:30,676 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_send_event [2022-11-19 08:26:30,676 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-11-19 08:26:30,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-11-19 08:26:30,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-19 08:26:30,677 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2022-11-19 08:26:30,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2022-11-19 08:26:30,677 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_v4l2_get_format [2022-11-19 08:26:30,677 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_v4l2_get_format [2022-11-19 08:26:30,677 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user [2022-11-19 08:26:30,677 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user [2022-11-19 08:26:30,678 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_stop_streaming [2022-11-19 08:26:30,678 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_stop_streaming [2022-11-19 08:26:30,679 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-19 08:26:30,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-19 08:26:30,683 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_commit_video [2022-11-19 08:26:30,683 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_commit_video [2022-11-19 08:26:30,683 INFO L130 BoogieDeclarations]: Found specification of procedure __get_user_bad [2022-11-19 08:26:30,683 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-11-19 08:26:30,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-11-19 08:26:30,683 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-19 08:26:30,683 INFO L130 BoogieDeclarations]: Found specification of procedure compat_ptr [2022-11-19 08:26:30,684 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_ptr [2022-11-19 08:26:30,684 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_rollback [2022-11-19 08:26:30,686 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_rollback [2022-11-19 08:26:30,686 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2022-11-19 08:26:30,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2022-11-19 08:26:30,686 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-19 08:26:30,686 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_find_endpoint [2022-11-19 08:26:30,686 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_find_endpoint [2022-11-19 08:26:30,686 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-19 08:26:30,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-19 08:26:30,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-19 08:26:30,687 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-19 08:26:30,687 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2022-11-19 08:26:30,688 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2022-11-19 08:26:30,688 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_delete [2022-11-19 08:26:30,688 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_delete [2022-11-19 08:26:30,689 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_alloc_irq_check_alloc_flags [2022-11-19 08:26:30,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_alloc_irq_check_alloc_flags [2022-11-19 08:26:30,689 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_free_urb_buffers [2022-11-19 08:26:30,689 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_free_urb_buffers [2022-11-19 08:26:30,689 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_del_event [2022-11-19 08:26:30,689 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_del_event [2022-11-19 08:26:30,689 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_queue_to_stream [2022-11-19 08:26:30,690 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_queue_to_stream [2022-11-19 08:26:30,690 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-19 08:26:30,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-19 08:26:30,690 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_ctrl_mutex_of_uvc_video_chain [2022-11-19 08:26:30,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_ctrl_mutex_of_uvc_video_chain [2022-11-19 08:26:30,691 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_ops_wait_finish [2022-11-19 08:26:30,691 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_ops_wait_finish [2022-11-19 08:26:30,691 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_restore_values [2022-11-19 08:26:30,691 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_restore_values [2022-11-19 08:26:30,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-19 08:26:30,691 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_lock_of_uvc_device [2022-11-19 08:26:30,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_lock_of_uvc_device [2022-11-19 08:26:30,691 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_set [2022-11-19 08:26:30,692 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_set [2022-11-19 08:26:30,692 INFO L130 BoogieDeclarations]: Found specification of procedure video_device_release [2022-11-19 08:26:30,692 INFO L138 BoogieDeclarations]: Found implementation of procedure video_device_release [2022-11-19 08:26:30,692 INFO L130 BoogieDeclarations]: Found specification of procedure strlcat [2022-11-19 08:26:30,692 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcat [2022-11-19 08:26:30,692 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_get_rel_speed [2022-11-19 08:26:30,692 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_get_rel_speed [2022-11-19 08:26:30,693 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_event_queue_fh [2022-11-19 08:26:30,693 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_event_queue_fh [2022-11-19 08:26:30,693 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_commit [2022-11-19 08:26:30,693 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_commit [2022-11-19 08:26:30,694 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_queue_streamoff [2022-11-19 08:26:30,694 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_queue_streamoff [2022-11-19 08:26:30,694 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_status_start [2022-11-19 08:26:30,694 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_status_start [2022-11-19 08:26:30,695 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-19 08:26:30,695 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-19 08:26:30,695 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_video_clock_cleanup [2022-11-19 08:26:30,695 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_video_clock_cleanup [2022-11-19 08:26:30,695 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2022-11-19 08:26:30,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2022-11-19 08:26:30,695 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_usb_free_urb [2022-11-19 08:26:30,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_usb_free_urb [2022-11-19 08:26:30,696 INFO L130 BoogieDeclarations]: Found specification of procedure div_u64 [2022-11-19 08:26:30,696 INFO L138 BoogieDeclarations]: Found implementation of procedure div_u64 [2022-11-19 08:26:30,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2022-11-19 08:26:30,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2022-11-19 08:26:30,696 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-19 08:26:30,696 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-19 08:26:30,696 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-19 08:26:30,697 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2022-11-19 08:26:30,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2022-11-19 08:26:30,697 INFO L130 BoogieDeclarations]: Found specification of procedure copy_in_user [2022-11-19 08:26:30,697 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_in_user [2022-11-19 08:26:30,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-19 08:26:30,697 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_alloc_entity [2022-11-19 08:26:30,697 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_alloc_entity [2022-11-19 08:26:30,698 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2022-11-19 08:26:30,698 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2022-11-19 08:26:30,698 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-19 08:26:30,698 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-19 08:26:30,698 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_dismiss_privileges [2022-11-19 08:26:30,698 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_dismiss_privileges [2022-11-19 08:26:30,698 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2022-11-19 08:26:30,698 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2022-11-19 08:26:30,699 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_video_clock_host_sof [2022-11-19 08:26:30,699 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_video_clock_host_sof [2022-11-19 08:26:30,699 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_lock_of_uvc_device [2022-11-19 08:26:30,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_lock_of_uvc_device [2022-11-19 08:26:30,699 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-19 08:26:30,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-19 08:26:30,699 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-11-19 08:26:30,700 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-11-19 08:26:30,700 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_probe_video [2022-11-19 08:26:30,700 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_probe_video [2022-11-19 08:26:30,700 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_usb_alloc_urb [2022-11-19 08:26:30,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_usb_alloc_urb [2022-11-19 08:26:30,700 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-11-19 08:26:30,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-11-19 08:26:30,701 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2022-11-19 08:26:30,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2022-11-19 08:26:30,701 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_has_privileges [2022-11-19 08:26:30,701 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_has_privileges [2022-11-19 08:26:30,701 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-11-19 08:26:30,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-11-19 08:26:30,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-19 08:26:30,701 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-19 08:26:30,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-19 08:26:30,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_uvc_clock [2022-11-19 08:26:30,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_uvc_clock [2022-11-19 08:26:30,702 INFO L130 BoogieDeclarations]: Found specification of procedure copy_user_generic [2022-11-19 08:26:30,702 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_user_generic [2022-11-19 08:26:30,702 INFO L130 BoogieDeclarations]: Found specification of procedure media_entity_init [2022-11-19 08:26:30,702 INFO L138 BoogieDeclarations]: Found implementation of procedure media_entity_init [2022-11-19 08:26:30,703 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_entity_match_guid [2022-11-19 08:26:30,703 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_entity_match_guid [2022-11-19 08:26:30,703 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_mutex_of_uvc_video_queue [2022-11-19 08:26:30,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_mutex_of_uvc_video_queue [2022-11-19 08:26:30,703 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2022-11-19 08:26:30,703 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2022-11-19 08:26:30,703 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_get_drv_priv [2022-11-19 08:26:30,703 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_get_drv_priv [2022-11-19 08:26:30,704 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2022-11-19 08:26:30,704 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2022-11-19 08:26:30,704 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_buffer_queue [2022-11-19 08:26:30,704 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_buffer_queue [2022-11-19 08:26:30,704 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_unregister_video [2022-11-19 08:26:30,704 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_unregister_video [2022-11-19 08:26:30,704 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intf [2022-11-19 08:26:30,705 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intf [2022-11-19 08:26:30,705 INFO L130 BoogieDeclarations]: Found specification of procedure kmemdup [2022-11-19 08:26:30,705 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemdup [2022-11-19 08:26:30,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_mutex_of_uvc_streaming [2022-11-19 08:26:30,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_mutex_of_uvc_streaming [2022-11-19 08:26:30,706 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_disconnect [2022-11-19 08:26:30,706 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_disconnect [2022-11-19 08:26:30,706 INFO L130 BoogieDeclarations]: Found specification of procedure usb_string [2022-11-19 08:26:30,706 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_string [2022-11-19 08:26:30,707 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ioctl_enum_fmt [2022-11-19 08:26:30,707 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ioctl_enum_fmt [2022-11-19 08:26:30,707 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-11-19 08:26:30,707 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-11-19 08:26:30,707 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_97 [2022-11-19 08:26:30,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_97 [2022-11-19 08:26:30,707 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2022-11-19 08:26:30,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2022-11-19 08:26:30,708 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-19 08:26:30,708 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-19 08:26:30,708 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-19 08:26:30,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-19 08:26:30,708 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_find_control [2022-11-19 08:26:30,708 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_find_control [2022-11-19 08:26:30,708 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_alloc_urb_buffers [2022-11-19 08:26:30,709 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_alloc_urb_buffers [2022-11-19 08:26:30,709 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2022-11-19 08:26:30,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2022-11-19 08:26:30,709 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2022-11-19 08:26:30,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2022-11-19 08:26:30,709 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_init_xu_ctrl [2022-11-19 08:26:30,709 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_init_xu_ctrl [2022-11-19 08:26:30,710 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-19 08:26:30,710 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-19 08:26:30,710 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-19 08:26:30,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-19 08:26:30,710 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2022-11-19 08:26:30,710 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2022-11-19 08:26:30,710 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-19 08:26:30,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-19 08:26:30,711 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2022-11-19 08:26:30,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2022-11-19 08:26:30,711 INFO L130 BoogieDeclarations]: Found specification of procedure video_devdata [2022-11-19 08:26:30,711 INFO L138 BoogieDeclarations]: Found implementation of procedure video_devdata [2022-11-19 08:26:30,711 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-19 08:26:30,711 INFO L130 BoogieDeclarations]: Found specification of procedure __chk_range_not_ok [2022-11-19 08:26:30,711 INFO L138 BoogieDeclarations]: Found implementation of procedure __chk_range_not_ok [2022-11-19 08:26:30,711 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_acquire_privileges [2022-11-19 08:26:30,712 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_acquire_privileges [2022-11-19 08:26:30,712 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-11-19 08:26:30,712 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-11-19 08:26:30,712 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-19 08:26:30,712 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-11-19 08:26:30,713 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-11-19 08:26:30,713 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_add_info [2022-11-19 08:26:30,713 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_add_info [2022-11-19 08:26:30,713 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2022-11-19 08:26:30,713 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2022-11-19 08:26:30,713 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-19 08:26:30,713 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-19 08:26:30,714 INFO L130 BoogieDeclarations]: Found specification of procedure video_ioctl2 [2022-11-19 08:26:30,714 INFO L138 BoogieDeclarations]: Found implementation of procedure video_ioctl2 [2022-11-19 08:26:30,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-19 08:26:30,714 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2022-11-19 08:26:30,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2022-11-19 08:26:30,714 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_reset_resume [2022-11-19 08:26:30,714 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_reset_resume [2022-11-19 08:26:30,714 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface [2022-11-19 08:26:30,715 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface [2022-11-19 08:26:30,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-11-19 08:26:30,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-11-19 08:26:30,715 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-19 08:26:30,715 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-19 08:26:30,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2022-11-19 08:26:30,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2022-11-19 08:26:30,716 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2022-11-19 08:26:30,716 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2022-11-19 08:26:30,716 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-11-19 08:26:30,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-11-19 08:26:30,716 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_v4l2_set_format [2022-11-19 08:26:30,716 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_v4l2_set_format [2022-11-19 08:26:30,716 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_scan_chain_forward [2022-11-19 08:26:30,716 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_scan_chain_forward [2022-11-19 08:26:30,717 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove_recursive [2022-11-19 08:26:30,717 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove_recursive [2022-11-19 08:26:30,717 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_get [2022-11-19 08:26:30,717 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_get [2022-11-19 08:26:30,717 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-11-19 08:26:30,717 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-11-19 08:26:30,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2022-11-19 08:26:30,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2022-11-19 08:26:30,718 INFO L130 BoogieDeclarations]: Found specification of procedure div_u64_rem [2022-11-19 08:26:30,718 INFO L138 BoogieDeclarations]: Found implementation of procedure div_u64_rem [2022-11-19 08:26:30,718 INFO L130 BoogieDeclarations]: Found specification of procedure video_get_drvdata [2022-11-19 08:26:30,718 INFO L138 BoogieDeclarations]: Found implementation of procedure video_get_drvdata [2022-11-19 08:26:30,718 INFO L130 BoogieDeclarations]: Found specification of procedure __uvc_ctrl_get [2022-11-19 08:26:30,718 INFO L138 BoogieDeclarations]: Found implementation of procedure __uvc_ctrl_get [2022-11-19 08:26:30,718 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_v4l2_try_format [2022-11-19 08:26:30,719 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_v4l2_try_format [2022-11-19 08:26:30,719 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_endpoint_max_bpi [2022-11-19 08:26:30,719 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_endpoint_max_bpi [2022-11-19 08:26:30,719 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-19 08:26:30,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-19 08:26:30,719 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_set_video_ctrl [2022-11-19 08:26:30,719 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_set_video_ctrl [2022-11-19 08:26:30,719 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_commit_entity [2022-11-19 08:26:30,720 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_commit_entity [2022-11-19 08:26:30,720 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user [2022-11-19 08:26:30,720 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_from_user [2022-11-19 08:26:30,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2022-11-19 08:26:30,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2022-11-19 08:26:30,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_ctrl_mutex_of_uvc_video_chain [2022-11-19 08:26:30,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_ctrl_mutex_of_uvc_video_chain [2022-11-19 08:26:30,721 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_v4l2_open [2022-11-19 08:26:30,721 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_v4l2_open [2022-11-19 08:26:30,721 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2022-11-19 08:26:30,721 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2022-11-19 08:26:30,721 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_queue_return_buffers [2022-11-19 08:26:30,721 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_queue_return_buffers [2022-11-19 08:26:30,721 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-19 08:26:30,721 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-19 08:26:30,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-19 08:26:30,722 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_le32 [2022-11-19 08:26:30,722 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_le32 [2022-11-19 08:26:30,722 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_fill_event [2022-11-19 08:26:30,722 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_fill_event [2022-11-19 08:26:30,722 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2022-11-19 08:26:30,722 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2022-11-19 08:26:30,723 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-19 08:26:30,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-19 08:26:30,723 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_get_plane_payload [2022-11-19 08:26:30,723 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_get_plane_payload [2022-11-19 08:26:30,723 INFO L130 BoogieDeclarations]: Found specification of procedure usb_make_path [2022-11-19 08:26:30,723 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_make_path [2022-11-19 08:26:30,723 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2022-11-19 08:26:30,723 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2022-11-19 08:26:30,724 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_debugfs_cleanup [2022-11-19 08:26:30,724 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_debugfs_cleanup [2022-11-19 08:26:30,724 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_init_video [2022-11-19 08:26:30,724 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_init_video [2022-11-19 08:26:30,724 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_intf [2022-11-19 08:26:30,724 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_intf [2022-11-19 08:26:30,724 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_irqlock_of_uvc_video_queue [2022-11-19 08:26:30,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_irqlock_of_uvc_video_queue [2022-11-19 08:26:30,725 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR_OR_NULL [2022-11-19 08:26:30,725 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR_OR_NULL [2022-11-19 08:26:30,725 INFO L130 BoogieDeclarations]: Found specification of procedure __uvc_find_control [2022-11-19 08:26:30,725 INFO L138 BoogieDeclarations]: Found implementation of procedure __uvc_find_control [2022-11-19 08:26:30,725 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le16 [2022-11-19 08:26:30,725 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le16 [2022-11-19 08:26:30,726 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_buffer_prepare [2022-11-19 08:26:30,726 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_buffer_prepare [2022-11-19 08:26:30,726 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_set_zoom [2022-11-19 08:26:30,726 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_set_zoom [2022-11-19 08:26:30,726 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_test_bit [2022-11-19 08:26:30,726 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_test_bit [2022-11-19 08:26:30,726 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_status_stop [2022-11-19 08:26:30,726 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_status_stop [2022-11-19 08:26:30,727 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_simplify_fraction [2022-11-19 08:26:30,727 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_simplify_fraction [2022-11-19 08:26:30,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_mutex_of_uvc_video_queue [2022-11-19 08:26:30,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_mutex_of_uvc_video_queue [2022-11-19 08:26:30,727 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le32 [2022-11-19 08:26:30,727 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le32 [2022-11-19 08:26:30,727 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_query_ctrl [2022-11-19 08:26:30,728 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_query_ctrl [2022-11-19 08:26:30,728 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_set_rel_speed [2022-11-19 08:26:30,728 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_set_rel_speed [2022-11-19 08:26:30,728 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2022-11-19 08:26:30,728 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2022-11-19 08:26:30,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-19 08:26:30,728 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-11-19 08:26:30,728 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-11-19 08:26:30,729 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_97___0 [2022-11-19 08:26:30,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_97___0 [2022-11-19 08:26:30,729 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2022-11-19 08:26:30,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2022-11-19 08:26:30,729 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~__u8~0~X~$Pointer$~TO~~__s32~0 [2022-11-19 08:26:30,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~__u8~0~X~$Pointer$~TO~~__s32~0 [2022-11-19 08:26:30,729 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-19 08:26:30,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-19 08:26:30,730 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_ops_wait_prepare [2022-11-19 08:26:30,730 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_ops_wait_prepare [2022-11-19 08:26:30,730 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_alloc_usb_lock_check_alloc_flags [2022-11-19 08:26:30,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_alloc_usb_lock_check_alloc_flags [2022-11-19 08:26:30,730 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-11-19 08:26:30,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-11-19 08:26:30,731 INFO L130 BoogieDeclarations]: Found specification of procedure compat_alloc_user_space [2022-11-19 08:26:30,731 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_alloc_user_space [2022-11-19 08:26:30,731 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_plane_size [2022-11-19 08:26:30,731 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_plane_size [2022-11-19 08:26:30,731 INFO L130 BoogieDeclarations]: Found specification of procedure usb_driver_release_interface [2022-11-19 08:26:30,731 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_driver_release_interface [2022-11-19 08:26:30,731 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-19 08:26:30,731 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-19 08:26:30,732 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_print_terms [2022-11-19 08:26:30,732 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_print_terms [2022-11-19 08:26:30,732 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-11-19 08:26:30,732 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-11-19 08:26:30,732 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_video_enable [2022-11-19 08:26:30,732 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_video_enable [2022-11-19 08:26:30,732 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-11-19 08:26:30,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-11-19 08:26:30,733 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-19 08:26:30,733 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-19 08:26:30,733 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_mutex_of_uvc_streaming [2022-11-19 08:26:30,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_mutex_of_uvc_streaming [2022-11-19 08:26:30,733 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2022-11-19 08:26:30,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2022-11-19 08:26:30,733 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ioctl_s_try_ext_ctrls [2022-11-19 08:26:30,734 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ioctl_s_try_ext_ctrls [2022-11-19 08:26:30,734 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2022-11-19 08:26:30,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2022-11-19 08:26:30,734 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-11-19 08:26:30,734 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-11-19 08:26:30,734 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2022-11-19 08:26:30,734 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2022-11-19 08:26:30,735 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_begin [2022-11-19 08:26:30,735 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_begin [2022-11-19 08:26:30,735 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-11-19 08:26:30,735 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-11-19 08:26:30,735 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_uninit_video [2022-11-19 08:26:30,735 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_uninit_video [2022-11-19 08:26:30,735 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_try_frame_interval [2022-11-19 08:26:30,735 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_try_frame_interval [2022-11-19 08:26:30,736 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_debugfs_cleanup_stream [2022-11-19 08:26:30,736 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_debugfs_cleanup_stream [2022-11-19 08:26:30,736 INFO L130 BoogieDeclarations]: Found specification of procedure __le32_to_cpup [2022-11-19 08:26:30,736 INFO L138 BoogieDeclarations]: Found implementation of procedure __le32_to_cpup [2022-11-19 08:26:30,736 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_get_video_ctrl [2022-11-19 08:26:30,736 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_get_video_ctrl [2022-11-19 08:26:30,736 INFO L130 BoogieDeclarations]: Found specification of procedure __set_bit [2022-11-19 08:26:30,737 INFO L138 BoogieDeclarations]: Found implementation of procedure __set_bit [2022-11-19 08:26:30,737 INFO L130 BoogieDeclarations]: Found specification of procedure strcasecmp [2022-11-19 08:26:30,737 INFO L138 BoogieDeclarations]: Found implementation of procedure strcasecmp [2022-11-19 08:26:30,737 INFO L130 BoogieDeclarations]: Found specification of procedure __uvc_resume [2022-11-19 08:26:30,737 INFO L138 BoogieDeclarations]: Found implementation of procedure __uvc_resume [2022-11-19 08:26:30,737 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-19 08:26:30,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-19 08:26:30,737 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_return [2022-11-19 08:26:30,738 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_return [2022-11-19 08:26:30,738 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-11-19 08:26:30,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-11-19 08:26:30,738 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_resume [2022-11-19 08:26:30,738 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_resume [2022-11-19 08:26:30,738 INFO L130 BoogieDeclarations]: Found specification of procedure media_entity_cleanup [2022-11-19 08:26:30,738 INFO L138 BoogieDeclarations]: Found implementation of procedure media_entity_cleanup [2022-11-19 08:26:30,739 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_queue_streaming [2022-11-19 08:26:30,739 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_queue_streaming [2022-11-19 08:26:30,739 INFO L130 BoogieDeclarations]: Found specification of procedure __uvc_ctrl_commit [2022-11-19 08:26:30,739 INFO L138 BoogieDeclarations]: Found implementation of procedure __uvc_ctrl_commit [2022-11-19 08:26:30,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-19 08:26:30,739 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_get_zoom [2022-11-19 08:26:30,739 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_get_zoom [2022-11-19 08:26:32,775 INFO L235 CfgBuilder]: Building ICFG [2022-11-19 08:26:32,783 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-19 08:26:32,973 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-19 08:26:42,642 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; [2022-11-19 08:26:42,642 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; [2022-11-19 08:26:42,642 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L13315: assume 16 == __copy_to_user_nocheck_~size#1 % 4294967296; [2022-11-19 08:26:42,642 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L13315: assume !(16 == __copy_to_user_nocheck_~size#1 % 4294967296); [2022-11-19 08:26:42,642 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 [2022-11-19 08:26:42,642 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L13307: assume 8 == __copy_to_user_nocheck_~size#1 % 4294967296; [2022-11-19 08:26:42,643 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L13307: assume !(8 == __copy_to_user_nocheck_~size#1 % 4294967296); [2022-11-19 08:26:42,643 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; [2022-11-19 08:26:42,643 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L13311: assume 10 == __copy_to_user_nocheck_~size#1 % 4294967296; [2022-11-19 08:26:42,643 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L13311: assume !(10 == __copy_to_user_nocheck_~size#1 % 4294967296); [2022-11-19 08:26:42,643 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L13299: assume 2 == __copy_to_user_nocheck_~size#1 % 4294967296; [2022-11-19 08:26:42,643 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L13299: assume !(2 == __copy_to_user_nocheck_~size#1 % 4294967296); [2022-11-19 08:26:42,643 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L13303: assume 4 == __copy_to_user_nocheck_~size#1 % 4294967296; [2022-11-19 08:26:42,643 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L13303: assume !(4 == __copy_to_user_nocheck_~size#1 % 4294967296); [2022-11-19 08:26:42,643 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 [2022-11-19 08:26:42,643 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L13308: __copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~21#1; [2022-11-19 08:26:42,643 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 [2022-11-19 08:26:42,644 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L13300: __copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~21#1; [2022-11-19 08:26:42,644 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); [2022-11-19 08:26:42,644 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L13304: __copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~21#1; [2022-11-19 08:26:42,644 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; [2022-11-19 08:26:42,644 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L13296: __copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~21#1; [2022-11-19 08:26:42,644 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1: assume 1 == __copy_to_user_nocheck_~size#1 % 4294967296; [2022-11-19 08:26:42,644 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2: assume !(1 == __copy_to_user_nocheck_~size#1 % 4294967296); [2022-11-19 08:26:42,644 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; [2022-11-19 08:26:42,645 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; [2022-11-19 08:26:46,555 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 [2022-11-19 08:26:46,555 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; [2022-11-19 08:26:46,555 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 [2022-11-19 08:26:46,555 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L13195: __copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~20#1; [2022-11-19 08:26:46,555 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L13199: __copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~20#1; [2022-11-19 08:26:46,555 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L13187: __copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~20#1; [2022-11-19 08:26:46,556 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; [2022-11-19 08:26:46,556 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; [2022-11-19 08:26:46,556 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L13191: __copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~20#1; [2022-11-19 08:26:46,556 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; [2022-11-19 08:26:46,556 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; [2022-11-19 08:26:46,556 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); [2022-11-19 08:26:46,556 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; [2022-11-19 08:26:46,556 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1: assume 1 == __copy_from_user_nocheck_~size#1 % 4294967296; [2022-11-19 08:26:46,556 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2: assume !(1 == __copy_from_user_nocheck_~size#1 % 4294967296); [2022-11-19 08:26:46,557 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 [2022-11-19 08:26:46,557 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L13202: assume 10 == __copy_from_user_nocheck_~size#1 % 4294967296; [2022-11-19 08:26:46,557 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L13202: assume !(10 == __copy_from_user_nocheck_~size#1 % 4294967296); [2022-11-19 08:26:46,557 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L13206: assume 16 == __copy_from_user_nocheck_~size#1 % 4294967296; [2022-11-19 08:26:46,557 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L13206: assume !(16 == __copy_from_user_nocheck_~size#1 % 4294967296); [2022-11-19 08:26:46,557 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L13194: assume 4 == __copy_from_user_nocheck_~size#1 % 4294967296; [2022-11-19 08:26:46,557 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L13194: assume !(4 == __copy_from_user_nocheck_~size#1 % 4294967296); [2022-11-19 08:26:46,557 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L13198: assume 8 == __copy_from_user_nocheck_~size#1 % 4294967296; [2022-11-19 08:26:46,557 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L13198: assume !(8 == __copy_from_user_nocheck_~size#1 % 4294967296); [2022-11-19 08:26:46,558 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L13190: assume 2 == __copy_from_user_nocheck_~size#1 % 4294967296; [2022-11-19 08:26:46,558 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L13190: assume !(2 == __copy_from_user_nocheck_~size#1 % 4294967296); [2022-11-19 08:32:32,242 INFO L276 CfgBuilder]: Performing block encoding [2022-11-19 08:32:37,020 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-19 08:32:37,020 INFO L300 CfgBuilder]: Removed 7 assume(true) statements. [2022-11-19 08:32:37,030 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:32:37 BoogieIcfgContainer [2022-11-19 08:32:37,031 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-19 08:32:37,034 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-19 08:32:37,034 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-19 08:32:37,038 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-19 08:32:37,038 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 08:26:16" (1/3) ... [2022-11-19 08:32:37,039 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55655d85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:32:37, skipping insertion in model container [2022-11-19 08:32:37,040 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:26:28" (2/3) ... [2022-11-19 08:32:37,043 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55655d85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:32:37, skipping insertion in model container [2022-11-19 08:32:37,043 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:32:37" (3/3) ... [2022-11-19 08:32:37,044 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i [2022-11-19 08:32:37,064 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-19 08:32:37,064 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 33 error locations. [2022-11-19 08:32:37,200 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-19 08:32:37,209 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;@2eae3503, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-19 08:32:37,210 INFO L358 AbstractCegarLoop]: Starting to check reachability of 33 error locations. [2022-11-19 08:32:37,225 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) [2022-11-19 08:32:37,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-11-19 08:32:37,239 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 08:32:37,240 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] [2022-11-19 08:32:37,240 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)] === [2022-11-19 08:32:37,248 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 08:32:37,249 INFO L85 PathProgramCache]: Analyzing trace with hash 425408964, now seen corresponding path program 1 times [2022-11-19 08:32:37,259 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 08:32:37,259 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [117325931] [2022-11-19 08:32:37,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 08:32:37,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 08:32:38,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 08:32:40,911 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-11-19 08:32:40,912 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 08:32:40,912 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [117325931] [2022-11-19 08:32:40,913 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [117325931] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 08:32:40,913 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 08:32:40,913 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 08:32:40,915 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [909442643] [2022-11-19 08:32:40,915 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 08:32:40,920 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 08:32:40,920 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 08:32:40,946 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 08:32:40,947 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 08:32:40,955 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) [2022-11-19 08:32:43,269 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:32:46,122 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:33:00,146 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-19 08:33:02,900 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:33:06,303 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:33:08,177 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 08:33:08,178 INFO L93 Difference]: Finished difference Result 9135 states and 13597 transitions. [2022-11-19 08:33:08,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-19 08:33:08,180 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 [2022-11-19 08:33:08,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 08:33:08,253 INFO L225 Difference]: With dead ends: 9135 [2022-11-19 08:33:08,253 INFO L226 Difference]: Without dead ends: 5957 [2022-11-19 08:33:08,281 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 [2022-11-19 08:33:08,284 INFO L413 NwaCegarLoop]: 4806 mSDtfsCounter, 4455 mSDsluCounter, 8231 mSDsCounter, 0 mSdLazyCounter, 2016 mSolverCounterSat, 1 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 25.7s 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, 26.6s IncrementalHoareTripleChecker+Time [2022-11-19 08:33:08,285 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4459 Valid, 13037 Invalid, 2020 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 2016 Invalid, 3 Unknown, 0 Unchecked, 26.6s Time] [2022-11-19 08:33:08,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5957 states. [2022-11-19 08:33:08,666 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5957 to 5778. [2022-11-19 08:33:08,681 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) [2022-11-19 08:33:08,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5778 states to 5778 states and 8277 transitions. [2022-11-19 08:33:08,727 INFO L78 Accepts]: Start accepts. Automaton has 5778 states and 8277 transitions. Word has length 73 [2022-11-19 08:33:08,729 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 08:33:08,730 INFO L495 AbstractCegarLoop]: Abstraction has 5778 states and 8277 transitions. [2022-11-19 08:33:08,730 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) [2022-11-19 08:33:08,730 INFO L276 IsEmpty]: Start isEmpty. Operand 5778 states and 8277 transitions. [2022-11-19 08:33:08,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-11-19 08:33:08,741 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 08:33:08,742 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] [2022-11-19 08:33:08,742 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-19 08:33:08,742 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)] === [2022-11-19 08:33:08,743 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 08:33:08,743 INFO L85 PathProgramCache]: Analyzing trace with hash 139923722, now seen corresponding path program 1 times [2022-11-19 08:33:08,743 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 08:33:08,744 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1708313184] [2022-11-19 08:33:08,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 08:33:08,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 08:33:09,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 08:33:11,098 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-11-19 08:33:11,099 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 08:33:11,099 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1708313184] [2022-11-19 08:33:11,099 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1708313184] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 08:33:11,099 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 08:33:11,099 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 08:33:11,099 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1403566270] [2022-11-19 08:33:11,100 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 08:33:11,101 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 08:33:11,101 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 08:33:11,101 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 08:33:11,102 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 08:33:11,102 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) [2022-11-19 08:33:13,325 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:33:16,092 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:33:23,377 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:33:24,477 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:33:27,903 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-19 08:33:34,822 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:33:38,614 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 [] [2022-11-19 08:33:39,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 08:33:39,172 INFO L93 Difference]: Finished difference Result 5957 states and 8461 transitions. [2022-11-19 08:33:39,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-19 08:33:39,173 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 [2022-11-19 08:33:39,173 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 08:33:39,209 INFO L225 Difference]: With dead ends: 5957 [2022-11-19 08:33:39,210 INFO L226 Difference]: Without dead ends: 5955 [2022-11-19 08:33:39,213 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 [2022-11-19 08:33:39,214 INFO L413 NwaCegarLoop]: 4782 mSDtfsCounter, 4429 mSDsluCounter, 8185 mSDsCounter, 0 mSdLazyCounter, 2013 mSolverCounterSat, 1 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 26.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4433 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, 27.6s IncrementalHoareTripleChecker+Time [2022-11-19 08:33:39,215 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4433 Valid, 12967 Invalid, 2017 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 2013 Invalid, 3 Unknown, 0 Unchecked, 27.6s Time] [2022-11-19 08:33:39,225 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5955 states. [2022-11-19 08:33:39,533 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5955 to 5784. [2022-11-19 08:33:39,563 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) [2022-11-19 08:33:39,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5784 states to 5784 states and 8284 transitions. [2022-11-19 08:33:39,601 INFO L78 Accepts]: Start accepts. Automaton has 5784 states and 8284 transitions. Word has length 78 [2022-11-19 08:33:39,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 08:33:39,603 INFO L495 AbstractCegarLoop]: Abstraction has 5784 states and 8284 transitions. [2022-11-19 08:33:39,604 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) [2022-11-19 08:33:39,606 INFO L276 IsEmpty]: Start isEmpty. Operand 5784 states and 8284 transitions. [2022-11-19 08:33:39,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2022-11-19 08:33:39,610 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 08:33:39,610 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] [2022-11-19 08:33:39,610 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-19 08:33:39,611 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)] === [2022-11-19 08:33:39,621 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 08:33:39,621 INFO L85 PathProgramCache]: Analyzing trace with hash 30137031, now seen corresponding path program 1 times [2022-11-19 08:33:39,621 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 08:33:39,622 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1969758001] [2022-11-19 08:33:39,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 08:33:39,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 08:33:40,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 08:33:42,071 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-11-19 08:33:42,071 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 08:33:42,071 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1969758001] [2022-11-19 08:33:42,072 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1969758001] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 08:33:42,072 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 08:33:42,072 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 08:33:42,072 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1109293748] [2022-11-19 08:33:42,072 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 08:33:42,073 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 08:33:42,073 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 08:33:42,073 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 08:33:42,074 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 08:33:42,074 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) [2022-11-19 08:33:44,361 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:33:47,003 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:33:54,144 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:33:58,202 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.82s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-19 08:34:00,864 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:34:07,029 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:34:11,169 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-19 08:34:11,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 08:34:11,693 INFO L93 Difference]: Finished difference Result 5955 states and 8459 transitions. [2022-11-19 08:34:11,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-19 08:34:11,693 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 [2022-11-19 08:34:11,694 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 08:34:11,726 INFO L225 Difference]: With dead ends: 5955 [2022-11-19 08:34:11,726 INFO L226 Difference]: Without dead ends: 5953 [2022-11-19 08:34:11,730 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 [2022-11-19 08:34:11,731 INFO L413 NwaCegarLoop]: 4782 mSDtfsCounter, 4426 mSDsluCounter, 8185 mSDsCounter, 0 mSdLazyCounter, 2013 mSolverCounterSat, 1 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 28.5s 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, 29.3s IncrementalHoareTripleChecker+Time [2022-11-19 08:34:11,732 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4430 Valid, 12967 Invalid, 2017 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 2013 Invalid, 3 Unknown, 0 Unchecked, 29.3s Time] [2022-11-19 08:34:11,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5953 states. [2022-11-19 08:34:11,987 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5953 to 5790. [2022-11-19 08:34:11,998 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) [2022-11-19 08:34:12,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5790 states to 5790 states and 8291 transitions. [2022-11-19 08:34:12,025 INFO L78 Accepts]: Start accepts. Automaton has 5790 states and 8291 transitions. Word has length 83 [2022-11-19 08:34:12,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 08:34:12,026 INFO L495 AbstractCegarLoop]: Abstraction has 5790 states and 8291 transitions. [2022-11-19 08:34:12,026 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) [2022-11-19 08:34:12,026 INFO L276 IsEmpty]: Start isEmpty. Operand 5790 states and 8291 transitions. [2022-11-19 08:34:12,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-11-19 08:34:12,028 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 08:34:12,029 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] [2022-11-19 08:34:12,029 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-19 08:34:12,029 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)] === [2022-11-19 08:34:12,030 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 08:34:12,030 INFO L85 PathProgramCache]: Analyzing trace with hash -911645898, now seen corresponding path program 1 times [2022-11-19 08:34:12,030 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 08:34:12,030 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1231927275] [2022-11-19 08:34:12,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 08:34:12,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 08:34:12,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 08:34:14,285 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-11-19 08:34:14,285 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 08:34:14,285 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1231927275] [2022-11-19 08:34:14,285 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1231927275] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 08:34:14,285 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 08:34:14,286 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 08:34:14,286 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1677633725] [2022-11-19 08:34:14,286 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 08:34:14,287 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 08:34:14,288 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 08:34:14,288 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 08:34:14,288 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 08:34:14,288 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) [2022-11-19 08:34:16,498 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:34:19,170 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:34:30,187 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-19 08:34:34,835 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.80s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-19 08:34:36,061 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-19 08:34:39,061 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:34:40,433 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-19 08:34:43,920 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-19 08:34:44,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 08:34:44,413 INFO L93 Difference]: Finished difference Result 5953 states and 8457 transitions. [2022-11-19 08:34:44,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-19 08:34:44,419 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 [2022-11-19 08:34:44,419 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 08:34:44,449 INFO L225 Difference]: With dead ends: 5953 [2022-11-19 08:34:44,449 INFO L226 Difference]: Without dead ends: 5951 [2022-11-19 08:34:44,453 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 [2022-11-19 08:34:44,455 INFO L413 NwaCegarLoop]: 4782 mSDtfsCounter, 4423 mSDsluCounter, 8185 mSDsCounter, 0 mSdLazyCounter, 2013 mSolverCounterSat, 1 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 29.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4427 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, 29.8s IncrementalHoareTripleChecker+Time [2022-11-19 08:34:44,456 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4427 Valid, 12967 Invalid, 2017 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 2013 Invalid, 3 Unknown, 0 Unchecked, 29.8s Time] [2022-11-19 08:34:44,466 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5951 states. [2022-11-19 08:34:44,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5951 to 5796. [2022-11-19 08:34:44,730 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) [2022-11-19 08:34:44,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5796 states to 5796 states and 8298 transitions. [2022-11-19 08:34:44,752 INFO L78 Accepts]: Start accepts. Automaton has 5796 states and 8298 transitions. Word has length 88 [2022-11-19 08:34:44,753 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 08:34:44,753 INFO L495 AbstractCegarLoop]: Abstraction has 5796 states and 8298 transitions. [2022-11-19 08:34:44,753 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) [2022-11-19 08:34:44,753 INFO L276 IsEmpty]: Start isEmpty. Operand 5796 states and 8298 transitions. [2022-11-19 08:34:44,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-11-19 08:34:44,760 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 08:34:44,760 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] [2022-11-19 08:34:44,761 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-19 08:34:44,761 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)] === [2022-11-19 08:34:44,762 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 08:34:44,762 INFO L85 PathProgramCache]: Analyzing trace with hash 597792430, now seen corresponding path program 1 times [2022-11-19 08:34:44,762 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 08:34:44,763 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1637463168] [2022-11-19 08:34:44,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 08:34:44,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 08:34:45,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 08:34:46,964 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-11-19 08:34:46,964 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 08:34:46,965 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1637463168] [2022-11-19 08:34:46,965 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1637463168] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 08:34:46,965 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 08:34:46,965 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 08:34:46,965 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [183158851] [2022-11-19 08:34:46,966 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 08:34:46,966 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 08:34:46,966 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 08:34:46,967 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 08:34:46,967 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 08:34:46,967 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) [2022-11-19 08:34:49,223 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:34:51,876 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:35:01,915 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-19 08:35:06,783 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-19 08:35:09,847 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:35:14,587 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.77s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-19 08:35:15,792 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 [] [2022-11-19 08:35:16,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 08:35:16,860 INFO L93 Difference]: Finished difference Result 5951 states and 8455 transitions. [2022-11-19 08:35:16,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-19 08:35:16,861 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 [2022-11-19 08:35:16,861 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 08:35:16,888 INFO L225 Difference]: With dead ends: 5951 [2022-11-19 08:35:16,889 INFO L226 Difference]: Without dead ends: 5949 [2022-11-19 08:35:16,891 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 [2022-11-19 08:35:16,892 INFO L413 NwaCegarLoop]: 4782 mSDtfsCounter, 4420 mSDsluCounter, 8185 mSDsCounter, 0 mSdLazyCounter, 2013 mSolverCounterSat, 1 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 28.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4424 SdHoareTripleChecker+Valid, 12967 SdHoareTripleChecker+Invalid, 2018 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2013 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 29.5s IncrementalHoareTripleChecker+Time [2022-11-19 08:35:16,892 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4424 Valid, 12967 Invalid, 2018 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 2013 Invalid, 4 Unknown, 0 Unchecked, 29.5s Time] [2022-11-19 08:35:16,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5949 states. [2022-11-19 08:35:17,145 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5949 to 5802. [2022-11-19 08:35:17,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5802 states, 3719 states have (on average 1.3495563323474051) internal successors, (5019), 3838 states have internal predecessors, (5019), 1643 states have call successors, (1643), 408 states have call predecessors, (1643), 407 states have return successors, (1643), 1614 states have call predecessors, (1643), 1641 states have call successors, (1643) [2022-11-19 08:35:17,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5802 states to 5802 states and 8305 transitions. [2022-11-19 08:35:17,174 INFO L78 Accepts]: Start accepts. Automaton has 5802 states and 8305 transitions. Word has length 93 [2022-11-19 08:35:17,175 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 08:35:17,175 INFO L495 AbstractCegarLoop]: Abstraction has 5802 states and 8305 transitions. [2022-11-19 08:35:17,175 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) [2022-11-19 08:35:17,175 INFO L276 IsEmpty]: Start isEmpty. Operand 5802 states and 8305 transitions. [2022-11-19 08:35:17,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-11-19 08:35:17,177 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 08:35:17,178 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] [2022-11-19 08:35:17,178 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-19 08:35:17,178 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)] === [2022-11-19 08:35:17,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 08:35:17,179 INFO L85 PathProgramCache]: Analyzing trace with hash 2107644996, now seen corresponding path program 1 times [2022-11-19 08:35:17,179 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 08:35:17,179 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [891337753] [2022-11-19 08:35:17,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 08:35:17,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 08:35:17,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 08:35:18,883 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-11-19 08:35:18,884 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 08:35:18,884 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [891337753] [2022-11-19 08:35:18,884 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [891337753] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 08:35:18,884 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 08:35:18,884 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 08:35:18,885 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1442248507] [2022-11-19 08:35:18,885 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 08:35:18,886 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 08:35:18,886 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 08:35:18,886 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 08:35:18,887 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 08:35:18,887 INFO L87 Difference]: Start difference. First operand 5802 states and 8305 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) [2022-11-19 08:35:21,184 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 [] [2022-11-19 08:35:23,849 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:35:40,095 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.66s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-19 08:35:42,686 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 [] [2022-11-19 08:35:47,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 08:35:47,265 INFO L93 Difference]: Finished difference Result 5949 states and 8453 transitions. [2022-11-19 08:35:47,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-19 08:35:47,266 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 [2022-11-19 08:35:47,266 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 08:35:47,290 INFO L225 Difference]: With dead ends: 5949 [2022-11-19 08:35:47,291 INFO L226 Difference]: Without dead ends: 5947 [2022-11-19 08:35:47,294 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 [2022-11-19 08:35:47,295 INFO L413 NwaCegarLoop]: 4782 mSDtfsCounter, 4417 mSDsluCounter, 8185 mSDsCounter, 0 mSdLazyCounter, 2013 mSolverCounterSat, 1 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 27.3s 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, 28.0s IncrementalHoareTripleChecker+Time [2022-11-19 08:35:47,296 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4421 Valid, 12967 Invalid, 2017 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 2013 Invalid, 3 Unknown, 0 Unchecked, 28.0s Time] [2022-11-19 08:35:47,304 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5947 states. [2022-11-19 08:35:47,559 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5947 to 5808. [2022-11-19 08:35:47,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5808 states, 3722 states have (on average 1.3492745835572273) internal successors, (5022), 3841 states have internal predecessors, (5022), 1645 states have call successors, (1645), 409 states have call predecessors, (1645), 408 states have return successors, (1645), 1616 states have call predecessors, (1645), 1643 states have call successors, (1645) [2022-11-19 08:35:47,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5808 states to 5808 states and 8312 transitions. [2022-11-19 08:35:47,589 INFO L78 Accepts]: Start accepts. Automaton has 5808 states and 8312 transitions. Word has length 98 [2022-11-19 08:35:47,590 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 08:35:47,590 INFO L495 AbstractCegarLoop]: Abstraction has 5808 states and 8312 transitions. [2022-11-19 08:35:47,590 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) [2022-11-19 08:35:47,590 INFO L276 IsEmpty]: Start isEmpty. Operand 5808 states and 8312 transitions. [2022-11-19 08:35:47,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-11-19 08:35:47,593 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 08:35:47,593 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] [2022-11-19 08:35:47,593 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-19 08:35:47,593 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)] === [2022-11-19 08:35:47,594 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 08:35:47,594 INFO L85 PathProgramCache]: Analyzing trace with hash -950607052, now seen corresponding path program 1 times [2022-11-19 08:35:47,594 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 08:35:47,594 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1932981271] [2022-11-19 08:35:47,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 08:35:47,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 08:35:48,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 08:35:49,192 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-11-19 08:35:49,193 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 08:35:49,193 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1932981271] [2022-11-19 08:35:49,193 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1932981271] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 08:35:49,193 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 08:35:49,193 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 08:35:49,194 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [522414138] [2022-11-19 08:35:49,194 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 08:35:49,194 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 08:35:49,194 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 08:35:49,195 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 08:35:49,195 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 08:35:49,195 INFO L87 Difference]: Start difference. First operand 5808 states and 8312 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) [2022-11-19 08:35:51,481 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:35:54,188 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:35:59,885 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.84s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-19 08:36:01,739 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:36:03,372 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.63s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:36:07,500 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.64s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-19 08:36:09,672 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-19 08:36:11,202 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.53s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-19 08:36:14,852 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-19 08:36:18,008 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 [] [2022-11-19 08:36:21,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 08:36:21,713 INFO L93 Difference]: Finished difference Result 5949 states and 8455 transitions. [2022-11-19 08:36:21,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-19 08:36:21,713 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 [2022-11-19 08:36:21,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 08:36:21,733 INFO L225 Difference]: With dead ends: 5949 [2022-11-19 08:36:21,734 INFO L226 Difference]: Without dead ends: 5947 [2022-11-19 08:36:21,737 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 [2022-11-19 08:36:21,738 INFO L413 NwaCegarLoop]: 4782 mSDtfsCounter, 4413 mSDsluCounter, 8185 mSDsCounter, 0 mSdLazyCounter, 2010 mSolverCounterSat, 1 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 31.4s 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, 32.1s IncrementalHoareTripleChecker+Time [2022-11-19 08:36:21,738 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4420 Valid, 12967 Invalid, 2015 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 2010 Invalid, 4 Unknown, 0 Unchecked, 32.1s Time] [2022-11-19 08:36:21,746 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5947 states. [2022-11-19 08:36:22,011 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5947 to 5814. [2022-11-19 08:36:22,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5814 states, 3725 states have (on average 1.348993288590604) internal successors, (5025), 3844 states have internal predecessors, (5025), 1647 states have call successors, (1647), 410 states have call predecessors, (1647), 409 states have return successors, (1647), 1618 states have call predecessors, (1647), 1645 states have call successors, (1647) [2022-11-19 08:36:22,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5814 states to 5814 states and 8319 transitions. [2022-11-19 08:36:22,041 INFO L78 Accepts]: Start accepts. Automaton has 5814 states and 8319 transitions. Word has length 103 [2022-11-19 08:36:22,041 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 08:36:22,042 INFO L495 AbstractCegarLoop]: Abstraction has 5814 states and 8319 transitions. [2022-11-19 08:36:22,042 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) [2022-11-19 08:36:22,042 INFO L276 IsEmpty]: Start isEmpty. Operand 5814 states and 8319 transitions. [2022-11-19 08:36:22,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2022-11-19 08:36:22,044 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 08:36:22,044 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] [2022-11-19 08:36:22,044 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-19 08:36:22,044 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)] === [2022-11-19 08:36:22,045 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 08:36:22,045 INFO L85 PathProgramCache]: Analyzing trace with hash -1567932765, now seen corresponding path program 1 times [2022-11-19 08:36:22,045 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 08:36:22,045 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1147565985] [2022-11-19 08:36:22,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 08:36:22,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 08:36:22,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 08:36:23,642 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-11-19 08:36:23,643 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 08:36:23,643 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1147565985] [2022-11-19 08:36:23,643 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1147565985] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 08:36:23,643 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 08:36:23,643 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 08:36:23,643 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1585509796] [2022-11-19 08:36:23,644 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 08:36:23,644 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 08:36:23,644 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 08:36:23,645 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 08:36:23,645 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 08:36:23,645 INFO L87 Difference]: Start difference. First operand 5814 states and 8319 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) [2022-11-19 08:36:25,935 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:36:28,571 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:36:42,547 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.99s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-19 08:36:44,275 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.73s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-19 08:36:47,545 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:36:50,105 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.68s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-19 08:36:52,844 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-19 08:36:53,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 08:36:53,457 INFO L93 Difference]: Finished difference Result 5945 states and 8449 transitions. [2022-11-19 08:36:53,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-19 08:36:53,458 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 [2022-11-19 08:36:53,458 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 08:36:53,478 INFO L225 Difference]: With dead ends: 5945 [2022-11-19 08:36:53,478 INFO L226 Difference]: Without dead ends: 5943 [2022-11-19 08:36:53,481 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 [2022-11-19 08:36:53,482 INFO L413 NwaCegarLoop]: 4782 mSDtfsCounter, 4419 mSDsluCounter, 8181 mSDsCounter, 0 mSdLazyCounter, 2012 mSolverCounterSat, 1 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 28.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4423 SdHoareTripleChecker+Valid, 12963 SdHoareTripleChecker+Invalid, 2017 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2012 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 29.4s IncrementalHoareTripleChecker+Time [2022-11-19 08:36:53,482 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4423 Valid, 12963 Invalid, 2017 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 2012 Invalid, 4 Unknown, 0 Unchecked, 29.4s Time] [2022-11-19 08:36:53,489 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5943 states. [2022-11-19 08:36:53,764 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5943 to 5822. [2022-11-19 08:36:53,773 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), 1649 states have call successors, (1649), 411 states have call predecessors, (1649), 410 states have return successors, (1649), 1620 states have call predecessors, (1649), 1647 states have call successors, (1649) [2022-11-19 08:36:53,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5822 states to 5822 states and 8329 transitions. [2022-11-19 08:36:53,794 INFO L78 Accepts]: Start accepts. Automaton has 5822 states and 8329 transitions. Word has length 108 [2022-11-19 08:36:53,795 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 08:36:53,795 INFO L495 AbstractCegarLoop]: Abstraction has 5822 states and 8329 transitions. [2022-11-19 08:36:53,795 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) [2022-11-19 08:36:53,796 INFO L276 IsEmpty]: Start isEmpty. Operand 5822 states and 8329 transitions. [2022-11-19 08:36:53,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-11-19 08:36:53,797 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 08:36:53,797 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] [2022-11-19 08:36:53,797 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-19 08:36:53,798 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)] === [2022-11-19 08:36:53,798 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 08:36:53,798 INFO L85 PathProgramCache]: Analyzing trace with hash 750346470, now seen corresponding path program 1 times [2022-11-19 08:36:53,798 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 08:36:53,799 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1088153570] [2022-11-19 08:36:53,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 08:36:53,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 08:36:54,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 08:36:55,259 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-11-19 08:36:55,259 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 08:36:55,259 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1088153570] [2022-11-19 08:36:55,259 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1088153570] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 08:36:55,259 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 08:36:55,259 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 08:36:55,259 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1250493887] [2022-11-19 08:36:55,259 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 08:36:55,260 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 08:36:55,260 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 08:36:55,260 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 08:36:55,260 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 08:36:55,261 INFO L87 Difference]: Start difference. First operand 5822 states and 8329 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) [2022-11-19 08:36:57,505 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:37:00,155 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:37:07,263 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.47s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:37:12,586 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-19 08:37:15,032 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:37:17,707 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-19 08:37:20,298 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:37:22,327 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-19 08:37:24,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 08:37:24,091 INFO L93 Difference]: Finished difference Result 5945 states and 8451 transitions. [2022-11-19 08:37:24,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-19 08:37:24,092 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 [2022-11-19 08:37:24,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 08:37:24,112 INFO L225 Difference]: With dead ends: 5945 [2022-11-19 08:37:24,112 INFO L226 Difference]: Without dead ends: 5943 [2022-11-19 08:37:24,116 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 [2022-11-19 08:37:24,117 INFO L413 NwaCegarLoop]: 4782 mSDtfsCounter, 4406 mSDsluCounter, 8185 mSDsCounter, 0 mSdLazyCounter, 2010 mSolverCounterSat, 1 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 27.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4413 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, 28.4s IncrementalHoareTripleChecker+Time [2022-11-19 08:37:24,117 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4413 Valid, 12967 Invalid, 2015 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 2010 Invalid, 4 Unknown, 0 Unchecked, 28.4s Time] [2022-11-19 08:37:24,124 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5943 states. [2022-11-19 08:37:24,423 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5943 to 5822. [2022-11-19 08:37:24,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5822 states, 3730 states have (on average 1.3485254691689008) internal successors, (5030), 3849 states have internal predecessors, (5030), 1649 states have call successors, (1649), 411 states have call predecessors, (1649), 410 states have return successors, (1649), 1620 states have call predecessors, (1649), 1647 states have call successors, (1649) [2022-11-19 08:37:24,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5822 states to 5822 states and 8328 transitions. [2022-11-19 08:37:24,455 INFO L78 Accepts]: Start accepts. Automaton has 5822 states and 8328 transitions. Word has length 110 [2022-11-19 08:37:24,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 08:37:24,457 INFO L495 AbstractCegarLoop]: Abstraction has 5822 states and 8328 transitions. [2022-11-19 08:37:24,458 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) [2022-11-19 08:37:24,458 INFO L276 IsEmpty]: Start isEmpty. Operand 5822 states and 8328 transitions. [2022-11-19 08:37:24,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-11-19 08:37:24,460 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 08:37:24,460 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] [2022-11-19 08:37:24,460 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-19 08:37:24,460 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)] === [2022-11-19 08:37:24,461 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 08:37:24,461 INFO L85 PathProgramCache]: Analyzing trace with hash -1850094770, now seen corresponding path program 1 times [2022-11-19 08:37:24,461 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 08:37:24,461 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1979880564] [2022-11-19 08:37:24,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 08:37:24,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 08:37:24,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 08:37:25,915 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-11-19 08:37:25,916 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 08:37:25,916 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1979880564] [2022-11-19 08:37:25,916 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1979880564] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 08:37:25,916 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 08:37:25,917 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 08:37:25,917 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [267032952] [2022-11-19 08:37:25,917 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 08:37:25,917 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 08:37:25,917 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 08:37:25,918 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 08:37:25,918 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 08:37:25,918 INFO L87 Difference]: Start difference. First operand 5822 states and 8328 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) [2022-11-19 08:37:28,119 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:37:30,783 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:37:37,894 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:37:41,103 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-19 08:37:45,464 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-19 08:37:47,291 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.83s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-19 08:37:49,705 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:37:51,767 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:37:55,062 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 [] [2022-11-19 08:37:59,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 08:37:59,224 INFO L93 Difference]: Finished difference Result 5941 states and 8445 transitions. [2022-11-19 08:37:59,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-19 08:37:59,225 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 [2022-11-19 08:37:59,225 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 08:37:59,244 INFO L225 Difference]: With dead ends: 5941 [2022-11-19 08:37:59,245 INFO L226 Difference]: Without dead ends: 5939 [2022-11-19 08:37:59,248 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 [2022-11-19 08:37:59,249 INFO L413 NwaCegarLoop]: 4782 mSDtfsCounter, 4406 mSDsluCounter, 8185 mSDsCounter, 0 mSdLazyCounter, 2012 mSolverCounterSat, 1 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 32.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4410 SdHoareTripleChecker+Valid, 12967 SdHoareTripleChecker+Invalid, 2018 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2012 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 32.9s IncrementalHoareTripleChecker+Time [2022-11-19 08:37:59,249 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4410 Valid, 12967 Invalid, 2018 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 2012 Invalid, 5 Unknown, 0 Unchecked, 32.9s Time] [2022-11-19 08:37:59,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5939 states. [2022-11-19 08:37:59,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5939 to 5828. [2022-11-19 08:37:59,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5828 states, 3733 states have (on average 1.348245379051701) internal successors, (5033), 3852 states have internal predecessors, (5033), 1651 states have call successors, (1651), 412 states have call predecessors, (1651), 411 states have return successors, (1651), 1622 states have call predecessors, (1651), 1649 states have call successors, (1651) [2022-11-19 08:37:59,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5828 states to 5828 states and 8335 transitions. [2022-11-19 08:37:59,748 INFO L78 Accepts]: Start accepts. Automaton has 5828 states and 8335 transitions. Word has length 115 [2022-11-19 08:37:59,748 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 08:37:59,748 INFO L495 AbstractCegarLoop]: Abstraction has 5828 states and 8335 transitions. [2022-11-19 08:37:59,749 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) [2022-11-19 08:37:59,749 INFO L276 IsEmpty]: Start isEmpty. Operand 5828 states and 8335 transitions. [2022-11-19 08:37:59,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2022-11-19 08:37:59,751 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 08:37:59,751 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] [2022-11-19 08:37:59,751 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-19 08:37:59,751 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)] === [2022-11-19 08:37:59,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 08:37:59,752 INFO L85 PathProgramCache]: Analyzing trace with hash -1980424568, now seen corresponding path program 1 times [2022-11-19 08:37:59,752 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 08:37:59,752 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1867194683] [2022-11-19 08:37:59,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 08:37:59,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 08:38:00,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 08:38:04,292 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2022-11-19 08:38:04,292 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 08:38:04,292 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1867194683] [2022-11-19 08:38:04,292 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1867194683] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 08:38:04,292 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 08:38:04,292 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-19 08:38:04,292 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1445163014] [2022-11-19 08:38:04,293 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 08:38:04,293 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-19 08:38:04,293 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 08:38:04,293 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-19 08:38:04,293 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-19 08:38:04,294 INFO L87 Difference]: Start difference. First operand 5828 states and 8335 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) [2022-11-19 08:38:06,584 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 [] [2022-11-19 08:38:10,552 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:38:22,351 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:38:23,533 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:38:25,276 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:38:30,323 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-19 08:38:34,111 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.89s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-19 08:38:36,117 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-19 08:38:42,849 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.77s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-19 08:38:45,296 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-19 08:38:50,877 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:38:55,088 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-19 08:38:57,635 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 08:38:57,635 INFO L93 Difference]: Finished difference Result 5939 states and 8443 transitions. [2022-11-19 08:38:57,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-19 08:38:57,636 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 [2022-11-19 08:38:57,636 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 08:38:57,650 INFO L225 Difference]: With dead ends: 5939 [2022-11-19 08:38:57,650 INFO L226 Difference]: Without dead ends: 5937 [2022-11-19 08:38:57,653 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 [2022-11-19 08:38:57,653 INFO L413 NwaCegarLoop]: 4783 mSDtfsCounter, 4400 mSDsluCounter, 15989 mSDsCounter, 0 mSdLazyCounter, 5191 mSolverCounterSat, 1 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 51.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4408 SdHoareTripleChecker+Valid, 20772 SdHoareTripleChecker+Invalid, 5197 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 5191 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 52.6s IncrementalHoareTripleChecker+Time [2022-11-19 08:38:57,654 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4408 Valid, 20772 Invalid, 5197 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 5191 Invalid, 5 Unknown, 0 Unchecked, 52.6s Time] [2022-11-19 08:38:57,661 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5937 states. [2022-11-19 08:38:57,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5937 to 5828. [2022-11-19 08:38:58,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5828 states, 3733 states have (on average 1.347977497990892) internal successors, (5032), 3852 states have internal predecessors, (5032), 1651 states have call successors, (1651), 412 states have call predecessors, (1651), 411 states have return successors, (1651), 1622 states have call predecessors, (1651), 1649 states have call successors, (1651) [2022-11-19 08:38:58,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5828 states to 5828 states and 8334 transitions. [2022-11-19 08:38:58,025 INFO L78 Accepts]: Start accepts. Automaton has 5828 states and 8334 transitions. Word has length 147 [2022-11-19 08:38:58,026 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 08:38:58,026 INFO L495 AbstractCegarLoop]: Abstraction has 5828 states and 8334 transitions. [2022-11-19 08:38:58,026 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) [2022-11-19 08:38:58,026 INFO L276 IsEmpty]: Start isEmpty. Operand 5828 states and 8334 transitions. [2022-11-19 08:38:58,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2022-11-19 08:38:58,028 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 08:38:58,028 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] [2022-11-19 08:38:58,028 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-19 08:38:58,028 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)] === [2022-11-19 08:38:58,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 08:38:58,029 INFO L85 PathProgramCache]: Analyzing trace with hash -857107455, now seen corresponding path program 1 times [2022-11-19 08:38:58,029 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 08:38:58,029 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1992971870] [2022-11-19 08:38:58,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 08:38:58,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 08:38:58,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 08:38:59,884 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-11-19 08:38:59,884 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 08:38:59,884 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1992971870] [2022-11-19 08:38:59,884 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1992971870] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 08:38:59,884 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 08:38:59,885 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 08:38:59,886 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1835320207] [2022-11-19 08:38:59,886 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 08:38:59,887 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 08:38:59,887 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 08:38:59,887 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 08:38:59,887 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 08:38:59,888 INFO L87 Difference]: Start difference. First operand 5828 states and 8334 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) [2022-11-19 08:39:02,124 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 [] [2022-11-19 08:39:04,885 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:39:06,175 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:39:12,999 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:39:14,099 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:39:18,299 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-19 08:39:22,548 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-19 08:39:24,437 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:39:26,514 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:39:29,814 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.78s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-19 08:39:31,419 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:39:32,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 08:39:32,464 INFO L93 Difference]: Finished difference Result 5939 states and 8445 transitions. [2022-11-19 08:39:32,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-19 08:39:32,464 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 [2022-11-19 08:39:32,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 08:39:32,480 INFO L225 Difference]: With dead ends: 5939 [2022-11-19 08:39:32,480 INFO L226 Difference]: Without dead ends: 5937 [2022-11-19 08:39:32,483 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 [2022-11-19 08:39:32,484 INFO L413 NwaCegarLoop]: 4782 mSDtfsCounter, 4400 mSDsluCounter, 8185 mSDsCounter, 0 mSdLazyCounter, 2010 mSolverCounterSat, 1 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 31.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4407 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, 32.1s IncrementalHoareTripleChecker+Time [2022-11-19 08:39:32,484 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4407 Valid, 12967 Invalid, 2015 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 2010 Invalid, 4 Unknown, 0 Unchecked, 32.1s Time] [2022-11-19 08:39:32,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5937 states. [2022-11-19 08:39:32,860 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5937 to 5834. [2022-11-19 08:39:32,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5834 states, 3736 states have (on average 1.347698072805139) internal successors, (5035), 3855 states have internal predecessors, (5035), 1653 states have call successors, (1653), 413 states have call predecessors, (1653), 412 states have return successors, (1653), 1624 states have call predecessors, (1653), 1651 states have call successors, (1653) [2022-11-19 08:39:32,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5834 states to 5834 states and 8341 transitions. [2022-11-19 08:39:32,891 INFO L78 Accepts]: Start accepts. Automaton has 5834 states and 8341 transitions. Word has length 120 [2022-11-19 08:39:32,891 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 08:39:32,891 INFO L495 AbstractCegarLoop]: Abstraction has 5834 states and 8341 transitions. [2022-11-19 08:39:32,892 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) [2022-11-19 08:39:32,892 INFO L276 IsEmpty]: Start isEmpty. Operand 5834 states and 8341 transitions. [2022-11-19 08:39:32,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2022-11-19 08:39:32,894 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 08:39:32,894 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] [2022-11-19 08:39:32,895 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-19 08:39:32,895 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)] === [2022-11-19 08:39:32,895 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 08:39:32,895 INFO L85 PathProgramCache]: Analyzing trace with hash 846742245, now seen corresponding path program 1 times [2022-11-19 08:39:32,896 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 08:39:32,896 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [339813240] [2022-11-19 08:39:32,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 08:39:32,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 08:39:33,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 08:39:34,128 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2022-11-19 08:39:34,129 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 08:39:34,129 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [339813240] [2022-11-19 08:39:34,129 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [339813240] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 08:39:34,129 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 08:39:34,129 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-19 08:39:34,130 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [596180752] [2022-11-19 08:39:34,130 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 08:39:34,130 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 08:39:34,131 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 08:39:34,131 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 08:39:34,131 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 08:39:34,131 INFO L87 Difference]: Start difference. First operand 5834 states and 8341 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) [2022-11-19 08:39:36,367 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:39:38,933 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:39:45,323 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:39:50,501 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-19 08:39:53,247 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:39:55,508 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-19 08:39:57,882 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-19 08:39:58,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 08:39:58,706 INFO L93 Difference]: Finished difference Result 11730 states and 16802 transitions. [2022-11-19 08:39:58,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 08:39:58,706 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 [2022-11-19 08:39:58,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 08:39:58,735 INFO L225 Difference]: With dead ends: 11730 [2022-11-19 08:39:58,736 INFO L226 Difference]: Without dead ends: 5931 [2022-11-19 08:39:58,759 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 [2022-11-19 08:39:58,759 INFO L413 NwaCegarLoop]: 4783 mSDtfsCounter, 4395 mSDsluCounter, 3403 mSDsCounter, 0 mSdLazyCounter, 1303 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.2s 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, 23.9s IncrementalHoareTripleChecker+Time [2022-11-19 08:39:58,760 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4397 Valid, 8186 Invalid, 1306 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1303 Invalid, 3 Unknown, 0 Unchecked, 23.9s Time] [2022-11-19 08:39:58,767 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5931 states. [2022-11-19 08:39:59,037 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5931 to 5832. [2022-11-19 08:39:59,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5832 states, 3734 states have (on average 1.3473486877343333) internal successors, (5031), 3853 states have internal predecessors, (5031), 1653 states have call successors, (1653), 413 states have call predecessors, (1653), 412 states have return successors, (1653), 1624 states have call predecessors, (1653), 1651 states have call successors, (1653) [2022-11-19 08:39:59,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5832 states to 5832 states and 8337 transitions. [2022-11-19 08:39:59,072 INFO L78 Accepts]: Start accepts. Automaton has 5832 states and 8337 transitions. Word has length 153 [2022-11-19 08:39:59,073 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 08:39:59,073 INFO L495 AbstractCegarLoop]: Abstraction has 5832 states and 8337 transitions. [2022-11-19 08:39:59,073 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) [2022-11-19 08:39:59,073 INFO L276 IsEmpty]: Start isEmpty. Operand 5832 states and 8337 transitions. [2022-11-19 08:39:59,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2022-11-19 08:39:59,075 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 08:39:59,075 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] [2022-11-19 08:39:59,076 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-11-19 08:39:59,076 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)] === [2022-11-19 08:39:59,076 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 08:39:59,076 INFO L85 PathProgramCache]: Analyzing trace with hash 1673114859, now seen corresponding path program 1 times [2022-11-19 08:39:59,077 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 08:39:59,077 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1850260974] [2022-11-19 08:39:59,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 08:39:59,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 08:39:59,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 08:40:00,986 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-11-19 08:40:00,986 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 08:40:00,986 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1850260974] [2022-11-19 08:40:00,986 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1850260974] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 08:40:00,986 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 08:40:00,987 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 08:40:00,987 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [808047470] [2022-11-19 08:40:00,987 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 08:40:00,987 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 08:40:00,987 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 08:40:00,988 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 08:40:00,988 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 08:40:00,988 INFO L87 Difference]: Start difference. First operand 5832 states and 8337 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) [2022-11-19 08:40:03,206 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:40:05,973 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:40:13,597 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:40:14,663 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:40:19,899 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-19 08:40:23,057 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.80s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:40:24,592 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.53s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:40:25,918 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-19 08:40:27,928 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-19 08:40:31,243 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 []