./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--scsi--sg.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b5237d83 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_4259199b-c713-45f2-b7b8-d3d88273d96d/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/bin/utaipan-g80aRyZoba/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/bin/utaipan-g80aRyZoba/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/bin/utaipan-g80aRyZoba/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/bin/utaipan-g80aRyZoba --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 25874e59c1cc513c0df08f21d6ee454d422ce2eea441a446fa3179c403897e38 --- 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-b5237d8 [2022-11-22 02:35:35,877 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 02:35:35,880 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 02:35:35,919 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 02:35:35,920 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 02:35:35,923 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 02:35:35,925 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 02:35:35,927 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 02:35:35,929 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 02:35:35,930 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 02:35:35,931 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 02:35:35,932 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 02:35:35,934 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 02:35:35,937 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 02:35:35,939 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 02:35:35,941 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 02:35:35,942 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 02:35:35,948 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 02:35:35,949 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 02:35:35,951 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 02:35:35,955 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 02:35:35,957 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 02:35:35,959 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 02:35:35,960 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 02:35:35,963 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 02:35:35,968 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 02:35:35,969 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 02:35:35,970 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 02:35:35,971 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 02:35:35,972 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 02:35:35,973 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 02:35:35,974 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 02:35:35,976 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 02:35:35,977 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 02:35:35,979 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 02:35:35,979 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 02:35:35,980 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 02:35:35,980 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 02:35:35,981 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 02:35:35,985 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 02:35:35,986 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 02:35:35,987 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/bin/utaipan-g80aRyZoba/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-22 02:35:36,016 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 02:35:36,016 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 02:35:36,017 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 02:35:36,017 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 02:35:36,018 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 02:35:36,018 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 02:35:36,018 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 02:35:36,019 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 02:35:36,019 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 02:35:36,019 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-22 02:35:36,020 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 02:35:36,020 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 02:35:36,020 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-22 02:35:36,021 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-22 02:35:36,021 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 02:35:36,021 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-22 02:35:36,021 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-22 02:35:36,021 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-22 02:35:36,022 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 02:35:36,022 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-22 02:35:36,022 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 02:35:36,023 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-22 02:35:36,023 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 02:35:36,023 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-22 02:35:36,023 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-22 02:35:36,023 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 02:35:36,023 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-22 02:35:36,024 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 02:35:36,024 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 02:35:36,024 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 02:35:36,024 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 02:35:36,025 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-22 02:35:36,025 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 02:35:36,025 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-22 02:35:36,025 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-22 02:35:36,025 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-22 02:35:36,026 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-22 02:35:36,026 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 02:35:36,026 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_4259199b-c713-45f2-b7b8-d3d88273d96d/bin/utaipan-g80aRyZoba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 25874e59c1cc513c0df08f21d6ee454d422ce2eea441a446fa3179c403897e38 [2022-11-22 02:35:36,343 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 02:35:36,375 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 02:35:36,378 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 02:35:36,379 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 02:35:36,379 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 02:35:36,381 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i [2022-11-22 02:35:39,336 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 02:35:40,176 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 02:35:40,177 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i [2022-11-22 02:35:40,262 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/bin/utaipan-g80aRyZoba/data/ada89ab7c/efd83f2df8b34e549167105be445a9bf/FLAG0bee7d7c0 [2022-11-22 02:35:40,282 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/bin/utaipan-g80aRyZoba/data/ada89ab7c/efd83f2df8b34e549167105be445a9bf [2022-11-22 02:35:40,287 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 02:35:40,288 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 02:35:40,290 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 02:35:40,294 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 02:35:40,298 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 02:35:40,300 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:35:40" (1/1) ... [2022-11-22 02:35:40,301 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2188b43e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:35:40, skipping insertion in model container [2022-11-22 02:35:40,301 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:35:40" (1/1) ... [2022-11-22 02:35:40,308 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 02:35:40,515 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 02:35:46,018 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[625473,625486] [2022-11-22 02:35:46,022 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[625618,625631] [2022-11-22 02:35:46,023 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[625764,625777] [2022-11-22 02:35:46,023 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[625929,625942] [2022-11-22 02:35:46,024 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[626087,626100] [2022-11-22 02:35:46,024 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[626245,626258] [2022-11-22 02:35:46,025 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[626403,626416] [2022-11-22 02:35:46,025 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[626563,626576] [2022-11-22 02:35:46,026 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[626722,626735] [2022-11-22 02:35:46,026 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[626861,626874] [2022-11-22 02:35:46,027 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[627003,627016] [2022-11-22 02:35:46,027 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[627152,627165] [2022-11-22 02:35:46,027 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[627291,627304] [2022-11-22 02:35:46,028 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[627446,627459] [2022-11-22 02:35:46,028 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[627606,627619] [2022-11-22 02:35:46,043 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[627757,627770] [2022-11-22 02:35:46,043 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[627908,627921] [2022-11-22 02:35:46,044 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[628060,628073] [2022-11-22 02:35:46,044 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[628209,628222] [2022-11-22 02:35:46,045 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[628357,628370] [2022-11-22 02:35:46,045 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[628514,628527] [2022-11-22 02:35:46,046 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[628663,628676] [2022-11-22 02:35:46,046 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[628819,628832] [2022-11-22 02:35:46,047 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[628972,628985] [2022-11-22 02:35:46,047 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[629118,629131] [2022-11-22 02:35:46,048 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[629261,629274] [2022-11-22 02:35:46,048 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[629413,629426] [2022-11-22 02:35:46,049 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[629559,629572] [2022-11-22 02:35:46,049 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[629704,629717] [2022-11-22 02:35:46,050 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[629858,629871] [2022-11-22 02:35:46,050 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[630009,630022] [2022-11-22 02:35:46,050 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[630164,630177] [2022-11-22 02:35:46,051 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[630316,630329] [2022-11-22 02:35:46,051 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[630471,630484] [2022-11-22 02:35:46,052 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[630635,630648] [2022-11-22 02:35:46,052 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[630791,630804] [2022-11-22 02:35:46,053 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[630955,630968] [2022-11-22 02:35:46,053 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[631097,631110] [2022-11-22 02:35:46,054 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[631255,631268] [2022-11-22 02:35:46,054 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[631422,631435] [2022-11-22 02:35:46,055 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[631581,631594] [2022-11-22 02:35:46,055 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[631740,631753] [2022-11-22 02:35:46,056 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[631889,631902] [2022-11-22 02:35:46,056 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[632036,632049] [2022-11-22 02:35:46,057 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[632175,632188] [2022-11-22 02:35:46,057 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[632338,632351] [2022-11-22 02:35:46,057 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[632504,632517] [2022-11-22 02:35:46,063 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[632668,632681] [2022-11-22 02:35:46,064 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[632833,632846] [2022-11-22 02:35:46,065 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[632998,633011] [2022-11-22 02:35:46,066 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[633164,633177] [2022-11-22 02:35:46,066 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[633329,633342] [2022-11-22 02:35:46,067 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[633496,633509] [2022-11-22 02:35:46,068 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[633656,633669] [2022-11-22 02:35:46,068 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[633818,633831] [2022-11-22 02:35:46,069 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[633977,633990] [2022-11-22 02:35:46,069 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[634123,634136] [2022-11-22 02:35:46,070 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[634266,634279] [2022-11-22 02:35:46,070 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[634410,634423] [2022-11-22 02:35:46,070 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[634553,634566] [2022-11-22 02:35:46,071 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[634697,634710] [2022-11-22 02:35:46,072 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[634838,634851] [2022-11-22 02:35:46,073 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[634976,634989] [2022-11-22 02:35:46,073 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[635134,635147] [2022-11-22 02:35:46,073 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[635293,635306] [2022-11-22 02:35:46,074 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[635449,635462] [2022-11-22 02:35:46,075 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[635598,635611] [2022-11-22 02:35:46,076 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[635750,635763] [2022-11-22 02:35:46,076 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[635901,635914] [2022-11-22 02:35:46,077 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[636050,636063] [2022-11-22 02:35:46,078 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[636202,636215] [2022-11-22 02:35:46,078 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[636350,636363] [2022-11-22 02:35:46,079 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[636503,636516] [2022-11-22 02:35:46,080 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[636654,636667] [2022-11-22 02:35:46,080 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[636804,636817] [2022-11-22 02:35:46,080 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[636951,636964] [2022-11-22 02:35:46,081 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[637102,637115] [2022-11-22 02:35:46,081 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[637253,637266] [2022-11-22 02:35:46,082 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[637401,637414] [2022-11-22 02:35:46,083 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[637567,637580] [2022-11-22 02:35:46,083 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[637736,637749] [2022-11-22 02:35:46,084 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[637903,637916] [2022-11-22 02:35:46,085 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[638071,638084] [2022-11-22 02:35:46,086 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[638221,638234] [2022-11-22 02:35:46,087 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[638368,638381] [2022-11-22 02:35:46,087 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[638529,638542] [2022-11-22 02:35:46,088 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[638699,638712] [2022-11-22 02:35:46,089 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[638861,638874] [2022-11-22 02:35:46,113 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 02:35:46,144 INFO L203 MainTranslator]: Completed pre-run [2022-11-22 02:35:46,798 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[625473,625486] [2022-11-22 02:35:46,800 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[625618,625631] [2022-11-22 02:35:46,800 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[625764,625777] [2022-11-22 02:35:46,801 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[625929,625942] [2022-11-22 02:35:46,801 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[626087,626100] [2022-11-22 02:35:46,802 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[626245,626258] [2022-11-22 02:35:46,802 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[626403,626416] [2022-11-22 02:35:46,803 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[626563,626576] [2022-11-22 02:35:46,803 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[626722,626735] [2022-11-22 02:35:46,804 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[626861,626874] [2022-11-22 02:35:46,804 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[627003,627016] [2022-11-22 02:35:46,804 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[627152,627165] [2022-11-22 02:35:46,805 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[627291,627304] [2022-11-22 02:35:46,805 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[627446,627459] [2022-11-22 02:35:46,806 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[627606,627619] [2022-11-22 02:35:46,807 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[627757,627770] [2022-11-22 02:35:46,807 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[627908,627921] [2022-11-22 02:35:46,807 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[628060,628073] [2022-11-22 02:35:46,808 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[628209,628222] [2022-11-22 02:35:46,808 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[628357,628370] [2022-11-22 02:35:46,809 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[628514,628527] [2022-11-22 02:35:46,810 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[628663,628676] [2022-11-22 02:35:46,810 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[628819,628832] [2022-11-22 02:35:46,811 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[628972,628985] [2022-11-22 02:35:46,812 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[629118,629131] [2022-11-22 02:35:46,812 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[629261,629274] [2022-11-22 02:35:46,813 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[629413,629426] [2022-11-22 02:35:46,814 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[629559,629572] [2022-11-22 02:35:46,814 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[629704,629717] [2022-11-22 02:35:46,815 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[629858,629871] [2022-11-22 02:35:46,815 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[630009,630022] [2022-11-22 02:35:46,816 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[630164,630177] [2022-11-22 02:35:46,816 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[630316,630329] [2022-11-22 02:35:46,816 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[630471,630484] [2022-11-22 02:35:46,817 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[630635,630648] [2022-11-22 02:35:46,818 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[630791,630804] [2022-11-22 02:35:46,819 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[630955,630968] [2022-11-22 02:35:46,819 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[631097,631110] [2022-11-22 02:35:46,820 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[631255,631268] [2022-11-22 02:35:46,821 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[631422,631435] [2022-11-22 02:35:46,822 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[631581,631594] [2022-11-22 02:35:46,823 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[631740,631753] [2022-11-22 02:35:46,823 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[631889,631902] [2022-11-22 02:35:46,823 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[632036,632049] [2022-11-22 02:35:46,824 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[632175,632188] [2022-11-22 02:35:46,825 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[632338,632351] [2022-11-22 02:35:46,826 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[632504,632517] [2022-11-22 02:35:46,826 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[632668,632681] [2022-11-22 02:35:46,827 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[632833,632846] [2022-11-22 02:35:46,827 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[632998,633011] [2022-11-22 02:35:46,829 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[633164,633177] [2022-11-22 02:35:46,829 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[633329,633342] [2022-11-22 02:35:46,830 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[633496,633509] [2022-11-22 02:35:46,830 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[633656,633669] [2022-11-22 02:35:46,832 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[633818,633831] [2022-11-22 02:35:46,833 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[633977,633990] [2022-11-22 02:35:46,836 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[634123,634136] [2022-11-22 02:35:46,837 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[634266,634279] [2022-11-22 02:35:46,837 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[634410,634423] [2022-11-22 02:35:46,842 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[634553,634566] [2022-11-22 02:35:46,843 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[634697,634710] [2022-11-22 02:35:46,843 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[634838,634851] [2022-11-22 02:35:46,845 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[634976,634989] [2022-11-22 02:35:46,845 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[635134,635147] [2022-11-22 02:35:46,845 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[635293,635306] [2022-11-22 02:35:46,851 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[635449,635462] [2022-11-22 02:35:46,851 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[635598,635611] [2022-11-22 02:35:46,851 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[635750,635763] [2022-11-22 02:35:46,852 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[635901,635914] [2022-11-22 02:35:46,852 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[636050,636063] [2022-11-22 02:35:46,853 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[636202,636215] [2022-11-22 02:35:46,853 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[636350,636363] [2022-11-22 02:35:46,853 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[636503,636516] [2022-11-22 02:35:46,854 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[636654,636667] [2022-11-22 02:35:46,855 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[636804,636817] [2022-11-22 02:35:46,855 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[636951,636964] [2022-11-22 02:35:46,855 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[637102,637115] [2022-11-22 02:35:46,856 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[637253,637266] [2022-11-22 02:35:46,857 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[637401,637414] [2022-11-22 02:35:46,858 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[637567,637580] [2022-11-22 02:35:46,858 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[637736,637749] [2022-11-22 02:35:46,859 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[637903,637916] [2022-11-22 02:35:46,859 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[638071,638084] [2022-11-22 02:35:46,860 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[638221,638234] [2022-11-22 02:35:46,860 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[638368,638381] [2022-11-22 02:35:46,860 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[638529,638542] [2022-11-22 02:35:46,861 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[638699,638712] [2022-11-22 02:35:46,861 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[638861,638874] [2022-11-22 02:35:46,866 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 02:35:47,160 INFO L208 MainTranslator]: Completed translation [2022-11-22 02:35:47,161 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:35:47 WrapperNode [2022-11-22 02:35:47,161 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 02:35:47,162 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-22 02:35:47,162 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-22 02:35:47,162 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-22 02:35:47,170 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:35:47" (1/1) ... [2022-11-22 02:35:47,288 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:35:47" (1/1) ... [2022-11-22 02:35:47,622 INFO L138 Inliner]: procedures = 767, calls = 3629, calls flagged for inlining = 392, calls inlined = 328, statements flattened = 11190 [2022-11-22 02:35:47,622 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-22 02:35:47,623 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-22 02:35:47,623 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-22 02:35:47,623 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-22 02:35:47,633 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:35:47" (1/1) ... [2022-11-22 02:35:47,634 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:35:47" (1/1) ... [2022-11-22 02:35:47,673 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:35:47" (1/1) ... [2022-11-22 02:35:47,674 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:35:47" (1/1) ... [2022-11-22 02:35:47,875 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:35:47" (1/1) ... [2022-11-22 02:35:47,911 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:35:47" (1/1) ... [2022-11-22 02:35:47,945 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:35:47" (1/1) ... [2022-11-22 02:35:47,962 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:35:47" (1/1) ... [2022-11-22 02:35:48,007 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-22 02:35:48,008 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-22 02:35:48,008 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-22 02:35:48,008 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-22 02:35:48,009 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:35:47" (1/1) ... [2022-11-22 02:35:48,015 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 02:35:48,024 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/bin/utaipan-g80aRyZoba/z3 [2022-11-22 02:35:48,040 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-22 02:35:48,062 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4259199b-c713-45f2-b7b8-d3d88273d96d/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-22 02:35:48,082 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-11-22 02:35:48,082 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-11-22 02:35:48,082 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_gadget__class_registration_with_usb_gadget [2022-11-22 02:35:48,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_gadget__class_registration_with_usb_gadget [2022-11-22 02:35:48,083 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2022-11-22 02:35:48,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2022-11-22 02:35:48,084 INFO L130 BoogieDeclarations]: Found specification of procedure sg_rq_end_io_usercontext [2022-11-22 02:35:48,084 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_rq_end_io_usercontext [2022-11-22 02:35:48,084 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2022-11-22 02:35:48,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2022-11-22 02:35:48,086 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-22 02:35:48,086 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-22 02:35:48,086 INFO L130 BoogieDeclarations]: Found specification of procedure seq_puts [2022-11-22 02:35:48,086 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_puts [2022-11-22 02:35:48,086 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2022-11-22 02:35:48,086 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2022-11-22 02:35:48,087 INFO L130 BoogieDeclarations]: Found specification of procedure srp_done [2022-11-22 02:35:48,170 INFO L138 BoogieDeclarations]: Found implementation of procedure srp_done [2022-11-22 02:35:48,170 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_block_when_processing_errors [2022-11-22 02:35:48,170 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_block_when_processing_errors [2022-11-22 02:35:48,171 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-22 02:35:48,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-22 02:35:48,171 INFO L130 BoogieDeclarations]: Found specification of procedure sg_read [2022-11-22 02:35:48,171 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_read [2022-11-22 02:35:48,171 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-11-22 02:35:48,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-11-22 02:35:48,171 INFO L130 BoogieDeclarations]: Found specification of procedure sg_mmap [2022-11-22 02:35:48,171 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_mmap [2022-11-22 02:35:48,171 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2022-11-22 02:35:48,171 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2022-11-22 02:35:48,171 INFO L130 BoogieDeclarations]: Found specification of procedure sg_res_in_use [2022-11-22 02:35:48,171 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_res_in_use [2022-11-22 02:35:48,172 INFO L130 BoogieDeclarations]: Found specification of procedure __put_user_bad [2022-11-22 02:35:48,172 INFO L130 BoogieDeclarations]: Found specification of procedure max_sectors_bytes [2022-11-22 02:35:48,172 INFO L138 BoogieDeclarations]: Found implementation of procedure max_sectors_bytes [2022-11-22 02:35:48,172 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_device_put [2022-11-22 02:35:48,172 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_device_put [2022-11-22 02:35:48,172 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2022-11-22 02:35:48,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2022-11-22 02:35:48,172 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2022-11-22 02:35:48,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2022-11-22 02:35:48,172 INFO L130 BoogieDeclarations]: Found specification of procedure sg_common_write [2022-11-22 02:35:48,172 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_common_write [2022-11-22 02:35:48,172 INFO L130 BoogieDeclarations]: Found specification of procedure sg_proc_seq_show_devstrs [2022-11-22 02:35:48,172 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_proc_seq_show_devstrs [2022-11-22 02:35:48,173 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-22 02:35:48,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-22 02:35:48,173 INFO L130 BoogieDeclarations]: Found specification of procedure remove_proc_entry [2022-11-22 02:35:48,173 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_proc_entry [2022-11-22 02:35:48,173 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-22 02:35:48,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-22 02:35:48,173 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2022-11-22 02:35:48,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2022-11-22 02:35:48,173 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_cdev_del [2022-11-22 02:35:48,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_cdev_del [2022-11-22 02:35:48,173 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-22 02:35:48,173 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2022-11-22 02:35:48,173 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2022-11-22 02:35:48,174 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_write_unlock [2022-11-22 02:35:48,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_write_unlock [2022-11-22 02:35:48,174 INFO L130 BoogieDeclarations]: Found specification of procedure __chk_range_not_ok [2022-11-22 02:35:48,174 INFO L138 BoogieDeclarations]: Found implementation of procedure __chk_range_not_ok [2022-11-22 02:35:48,174 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-22 02:35:48,174 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-22 02:35:48,174 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2022-11-22 02:35:48,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2022-11-22 02:35:48,174 INFO L130 BoogieDeclarations]: Found specification of procedure sg_add_device [2022-11-22 02:35:48,174 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_add_device [2022-11-22 02:35:48,174 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2022-11-22 02:35:48,174 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2022-11-22 02:35:48,174 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-22 02:35:48,175 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-11-22 02:35:48,175 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-11-22 02:35:48,175 INFO L130 BoogieDeclarations]: Found specification of procedure sg_allow_access [2022-11-22 02:35:48,175 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_allow_access [2022-11-22 02:35:48,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-22 02:35:48,175 INFO L130 BoogieDeclarations]: Found specification of procedure __rwlock_init [2022-11-22 02:35:48,175 INFO L138 BoogieDeclarations]: Found implementation of procedure __rwlock_init [2022-11-22 02:35:48,175 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2022-11-22 02:35:48,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2022-11-22 02:35:48,175 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-22 02:35:48,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-22 02:35:48,175 INFO L130 BoogieDeclarations]: Found specification of procedure dev_seq_start [2022-11-22 02:35:48,175 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_seq_start [2022-11-22 02:35:48,176 INFO L130 BoogieDeclarations]: Found specification of procedure seq_open [2022-11-22 02:35:48,176 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_open [2022-11-22 02:35:48,176 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2022-11-22 02:35:48,176 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2022-11-22 02:35:48,176 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-11-22 02:35:48,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-11-22 02:35:48,176 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-22 02:35:48,176 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2022-11-22 02:35:48,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2022-11-22 02:35:48,176 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-11-22 02:35:48,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-11-22 02:35:48,176 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user [2022-11-22 02:35:48,177 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user [2022-11-22 02:35:48,177 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_open_rel_lock_of_sg_device [2022-11-22 02:35:48,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_open_rel_lock_of_sg_device [2022-11-22 02:35:48,177 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-22 02:35:48,177 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-22 02:35:48,177 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2022-11-22 02:35:48,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2022-11-22 02:35:48,177 INFO L130 BoogieDeclarations]: Found specification of procedure sg_lookup_dev [2022-11-22 02:35:48,177 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_lookup_dev [2022-11-22 02:35:48,177 INFO L130 BoogieDeclarations]: Found specification of procedure sg_remove_sfp_usercontext [2022-11-22 02:35:48,177 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_remove_sfp_usercontext [2022-11-22 02:35:48,177 INFO L130 BoogieDeclarations]: Found specification of procedure sg_remove_scat [2022-11-22 02:35:48,177 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_remove_scat [2022-11-22 02:35:48,178 INFO L130 BoogieDeclarations]: Found specification of procedure sg_proc_single_open_devhdr [2022-11-22 02:35:48,178 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_proc_single_open_devhdr [2022-11-22 02:35:48,178 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-22 02:35:48,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-22 02:35:48,190 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-11-22 02:35:48,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-11-22 02:35:48,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_put_blk_rq [2022-11-22 02:35:48,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_put_blk_rq [2022-11-22 02:35:48,191 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2022-11-22 02:35:48,191 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2022-11-22 02:35:48,191 INFO L130 BoogieDeclarations]: Found specification of procedure sg_fasync [2022-11-22 02:35:48,191 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_fasync [2022-11-22 02:35:48,192 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_fs_char_dev__double_registration [2022-11-22 02:35:48,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_fs_char_dev__double_registration [2022-11-22 02:35:48,192 INFO L130 BoogieDeclarations]: Found specification of procedure __get_user_bad [2022-11-22 02:35:48,192 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2022-11-22 02:35:48,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2022-11-22 02:35:48,192 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-11-22 02:35:48,192 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-11-22 02:35:48,193 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2022-11-22 02:35:48,193 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2022-11-22 02:35:48,193 INFO L130 BoogieDeclarations]: Found specification of procedure sg_new_write [2022-11-22 02:35:48,193 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_new_write [2022-11-22 02:35:48,193 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-11-22 02:35:48,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-11-22 02:35:48,193 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_lib_idr__destroyed_before_usage [2022-11-22 02:35:48,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_lib_idr__destroyed_before_usage [2022-11-22 02:35:48,194 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_write_lock [2022-11-22 02:35:48,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_write_lock [2022-11-22 02:35:48,194 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-22 02:35:48,194 INFO L130 BoogieDeclarations]: Found specification of procedure seq_lseek [2022-11-22 02:35:48,194 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_lseek [2022-11-22 02:35:48,194 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-22 02:35:48,194 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_lib_idr__not_initialized [2022-11-22 02:35:48,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_lib_idr__not_initialized [2022-11-22 02:35:48,195 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_read_unlock [2022-11-22 02:35:48,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_read_unlock [2022-11-22 02:35:48,195 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-22 02:35:48,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-22 02:35:48,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-22 02:35:48,195 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_seq_open [2022-11-22 02:35:48,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_seq_open [2022-11-22 02:35:48,196 INFO L130 BoogieDeclarations]: Found specification of procedure queue_max_segments [2022-11-22 02:35:48,196 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_max_segments [2022-11-22 02:35:48,196 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-22 02:35:48,196 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~X~int~TO~int [2022-11-22 02:35:48,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~X~int~TO~int [2022-11-22 02:35:48,196 INFO L130 BoogieDeclarations]: Found specification of procedure sg_write [2022-11-22 02:35:48,196 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_write [2022-11-22 02:35:48,197 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-22 02:35:48,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-22 02:35:48,197 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2022-11-22 02:35:48,197 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2022-11-22 02:35:48,197 INFO L130 BoogieDeclarations]: Found specification of procedure dev_seq_next [2022-11-22 02:35:48,197 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_seq_next [2022-11-22 02:35:48,197 INFO L130 BoogieDeclarations]: Found specification of procedure sg_new_read [2022-11-22 02:35:48,198 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_new_read [2022-11-22 02:35:48,198 INFO L130 BoogieDeclarations]: Found specification of procedure sg_build_reserve [2022-11-22 02:35:48,198 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_build_reserve [2022-11-22 02:35:48,198 INFO L130 BoogieDeclarations]: Found specification of procedure sg_proc_write_dressz [2022-11-22 02:35:48,198 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_proc_write_dressz [2022-11-22 02:35:48,198 INFO L130 BoogieDeclarations]: Found specification of procedure sg_proc_open_debug [2022-11-22 02:35:48,198 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_proc_open_debug [2022-11-22 02:35:48,199 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-11-22 02:35:48,199 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-11-22 02:35:48,199 INFO L130 BoogieDeclarations]: Found specification of procedure sg_build_indirect [2022-11-22 02:35:48,199 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_build_indirect [2022-11-22 02:35:48,199 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-22 02:35:48,199 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-22 02:35:48,199 INFO L130 BoogieDeclarations]: Found specification of procedure sg_open [2022-11-22 02:35:48,199 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_open [2022-11-22 02:35:48,200 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user [2022-11-22 02:35:48,200 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_from_user [2022-11-22 02:35:48,200 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2022-11-22 02:35:48,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2022-11-22 02:35:48,200 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2022-11-22 02:35:48,200 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2022-11-22 02:35:48,200 INFO L130 BoogieDeclarations]: Found specification of procedure sg_proc_single_open_version [2022-11-22 02:35:48,201 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_proc_single_open_version [2022-11-22 02:35:48,201 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2022-11-22 02:35:48,201 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2022-11-22 02:35:48,201 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-22 02:35:48,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-22 02:35:48,201 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-11-22 02:35:48,201 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-11-22 02:35:48,202 INFO L130 BoogieDeclarations]: Found specification of procedure sg_finish_rem_req [2022-11-22 02:35:48,202 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_finish_rem_req [2022-11-22 02:35:48,202 INFO L130 BoogieDeclarations]: Found specification of procedure sg_proc_seq_show_dev [2022-11-22 02:35:48,202 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_proc_seq_show_dev [2022-11-22 02:35:48,202 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2022-11-22 02:35:48,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2022-11-22 02:35:48,202 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2022-11-22 02:35:48,207 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2022-11-22 02:35:48,207 INFO L130 BoogieDeclarations]: Found specification of procedure sg_proc_open_devstrs [2022-11-22 02:35:48,207 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_proc_open_devstrs [2022-11-22 02:35:48,207 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_del [2022-11-22 02:35:48,207 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_del [2022-11-22 02:35:48,208 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-22 02:35:48,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-22 02:35:48,208 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-22 02:35:48,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-22 02:35:48,208 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_destroy_class [2022-11-22 02:35:48,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_destroy_class [2022-11-22 02:35:48,208 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-11-22 02:35:48,208 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-11-22 02:35:48,208 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2022-11-22 02:35:48,208 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_read [2022-11-22 02:35:48,209 INFO L130 BoogieDeclarations]: Found specification of procedure sg_poll [2022-11-22 02:35:48,209 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_poll [2022-11-22 02:35:48,209 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-11-22 02:35:48,209 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-11-22 02:35:48,209 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-22 02:35:48,209 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-22 02:35:48,209 INFO L130 BoogieDeclarations]: Found specification of procedure sg_proc_seq_show_int [2022-11-22 02:35:48,209 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_proc_seq_show_int [2022-11-22 02:35:48,209 INFO L130 BoogieDeclarations]: Found specification of procedure sg_remove_request [2022-11-22 02:35:48,209 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_remove_request [2022-11-22 02:35:48,210 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2022-11-22 02:35:48,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2022-11-22 02:35:48,210 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2022-11-22 02:35:48,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2022-11-22 02:35:48,210 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2022-11-22 02:35:48,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2022-11-22 02:35:48,210 INFO L130 BoogieDeclarations]: Found specification of procedure sg_proc_seq_show_debug [2022-11-22 02:35:48,210 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_proc_seq_show_debug [2022-11-22 02:35:48,210 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-22 02:35:48,210 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-22 02:35:48,211 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-22 02:35:48,211 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2022-11-22 02:35:48,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2022-11-22 02:35:48,211 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_drivers_base_class__double_registration [2022-11-22 02:35:48,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_drivers_base_class__double_registration [2022-11-22 02:35:48,211 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_block_request__double_get [2022-11-22 02:35:48,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_block_request__double_get [2022-11-22 02:35:48,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-22 02:35:48,211 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_destroy_class [2022-11-22 02:35:48,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_destroy_class [2022-11-22 02:35:48,212 INFO L130 BoogieDeclarations]: Found specification of procedure sg_proc_write_adio [2022-11-22 02:35:48,212 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_proc_write_adio [2022-11-22 02:35:48,212 INFO L130 BoogieDeclarations]: Found specification of procedure __free_pages [2022-11-22 02:35:48,212 INFO L138 BoogieDeclarations]: Found implementation of procedure __free_pages [2022-11-22 02:35:48,212 INFO L130 BoogieDeclarations]: Found specification of procedure sg_proc_seq_show_devhdr [2022-11-22 02:35:48,212 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_proc_seq_show_devhdr [2022-11-22 02:35:48,212 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2022-11-22 02:35:48,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2022-11-22 02:35:48,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-22 02:35:48,212 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-11-22 02:35:48,213 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-11-22 02:35:48,213 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_read_lock [2022-11-22 02:35:48,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_read_lock [2022-11-22 02:35:48,213 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_module_put [2022-11-22 02:35:48,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_module_put [2022-11-22 02:35:48,213 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_idr_remove_sg_index_idr [2022-11-22 02:35:48,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_idr_remove_sg_index_idr [2022-11-22 02:35:48,213 INFO L130 BoogieDeclarations]: Found specification of procedure sg_proc_open_dev [2022-11-22 02:35:48,213 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_proc_open_dev [2022-11-22 02:35:48,213 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_autopm_put_device [2022-11-22 02:35:48,214 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_autopm_put_device [2022-11-22 02:35:48,214 INFO L130 BoogieDeclarations]: Found specification of procedure dev_seq_stop [2022-11-22 02:35:48,214 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_seq_stop [2022-11-22 02:35:48,214 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev_region [2022-11-22 02:35:48,214 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev_region [2022-11-22 02:35:48,214 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-22 02:35:48,214 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-22 02:35:48,214 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2022-11-22 02:35:48,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2022-11-22 02:35:48,214 INFO L130 BoogieDeclarations]: Found specification of procedure sg_get_rq_mark [2022-11-22 02:35:48,215 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_get_rq_mark [2022-11-22 02:35:48,215 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-22 02:35:48,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-22 02:35:48,215 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-11-22 02:35:48,215 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-11-22 02:35:48,215 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-22 02:35:48,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-22 02:35:48,215 INFO L130 BoogieDeclarations]: Found specification of procedure blk_trace_startstop [2022-11-22 02:35:48,215 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_trace_startstop [2022-11-22 02:35:48,215 INFO L130 BoogieDeclarations]: Found specification of procedure sg_release [2022-11-22 02:35:48,216 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_release [2022-11-22 02:35:48,216 INFO L130 BoogieDeclarations]: Found specification of procedure jiffies_to_msecs [2022-11-22 02:35:48,216 INFO L138 BoogieDeclarations]: Found implementation of procedure jiffies_to_msecs [2022-11-22 02:35:48,216 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-11-22 02:35:48,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-11-22 02:35:48,216 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-11-22 02:35:48,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-11-22 02:35:48,216 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2022-11-22 02:35:48,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2022-11-22 02:35:48,216 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_open_rel_lock_of_sg_device [2022-11-22 02:35:48,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_open_rel_lock_of_sg_device [2022-11-22 02:35:48,217 INFO L130 BoogieDeclarations]: Found specification of procedure single_open [2022-11-22 02:35:48,217 INFO L138 BoogieDeclarations]: Found implementation of procedure single_open [2022-11-22 02:35:48,217 INFO L130 BoogieDeclarations]: Found specification of procedure sg_proc_single_open_dressz [2022-11-22 02:35:48,217 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_proc_single_open_dressz [2022-11-22 02:35:48,217 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-11-22 02:35:48,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-11-22 02:35:48,217 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-22 02:35:48,217 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-22 02:35:48,217 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-11-22 02:35:48,218 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-11-22 02:35:48,218 INFO L130 BoogieDeclarations]: Found specification of procedure kill_fasync [2022-11-22 02:35:48,218 INFO L138 BoogieDeclarations]: Found implementation of procedure kill_fasync [2022-11-22 02:35:48,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-22 02:35:48,218 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2022-11-22 02:35:48,218 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2022-11-22 02:35:48,218 INFO L130 BoogieDeclarations]: Found specification of procedure single_release [2022-11-22 02:35:48,218 INFO L138 BoogieDeclarations]: Found implementation of procedure single_release [2022-11-22 02:35:48,218 INFO L130 BoogieDeclarations]: Found specification of procedure seq_release [2022-11-22 02:35:48,219 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_release [2022-11-22 02:35:48,219 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-22 02:35:48,219 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-22 02:35:48,219 INFO L130 BoogieDeclarations]: Found specification of procedure copy_user_generic [2022-11-22 02:35:48,219 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_user_generic [2022-11-22 02:35:48,219 INFO L130 BoogieDeclarations]: Found specification of procedure sg_ioctl [2022-11-22 02:35:48,219 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_ioctl [2022-11-22 02:35:48,219 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2022-11-22 02:35:48,220 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2022-11-22 02:35:48,220 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_unregister_chrdev_region [2022-11-22 02:35:48,220 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_unregister_chrdev_region [2022-11-22 02:35:48,220 INFO L130 BoogieDeclarations]: Found specification of procedure sg_compat_ioctl [2022-11-22 02:35:48,220 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_compat_ioctl [2022-11-22 02:35:48,220 INFO L130 BoogieDeclarations]: Found specification of procedure sg_proc_seq_show_version [2022-11-22 02:35:48,220 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_proc_seq_show_version [2022-11-22 02:35:48,221 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_unregister_chrdev_region [2022-11-22 02:35:48,221 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_unregister_chrdev_region [2022-11-22 02:35:48,221 INFO L130 BoogieDeclarations]: Found specification of procedure kref_init [2022-11-22 02:35:48,221 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_init [2022-11-22 02:35:48,221 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2022-11-22 02:35:48,221 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2022-11-22 02:35:48,221 INFO L130 BoogieDeclarations]: Found specification of procedure sg_vma_fault [2022-11-22 02:35:48,221 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_vma_fault [2022-11-22 02:35:48,222 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-11-22 02:35:48,222 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-11-22 02:35:48,222 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2022-11-22 02:35:48,222 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2022-11-22 02:35:48,222 INFO L130 BoogieDeclarations]: Found specification of procedure sg_add_request [2022-11-22 02:35:48,222 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_add_request [2022-11-22 02:35:48,222 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-22 02:35:48,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-22 02:35:48,223 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2022-11-22 02:35:48,223 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2022-11-22 02:35:48,223 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_return [2022-11-22 02:35:48,223 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_return [2022-11-22 02:35:48,223 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-11-22 02:35:48,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-11-22 02:35:48,223 INFO L130 BoogieDeclarations]: Found specification of procedure put_disk [2022-11-22 02:35:48,224 INFO L138 BoogieDeclarations]: Found implementation of procedure put_disk [2022-11-22 02:35:48,224 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_put_disk [2022-11-22 02:35:48,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_put_disk [2022-11-22 02:35:48,224 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtoul_from_user [2022-11-22 02:35:48,224 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtoul_from_user [2022-11-22 02:35:48,224 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-22 02:35:48,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-22 02:35:48,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-22 02:35:48,225 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadget [2022-11-22 02:35:48,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadget [2022-11-22 02:35:48,225 INFO L130 BoogieDeclarations]: Found specification of procedure sg_proc_single_open_adio [2022-11-22 02:35:48,225 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_proc_single_open_adio [2022-11-22 02:35:49,625 INFO L235 CfgBuilder]: Building ICFG [2022-11-22 02:35:49,630 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-22 02:35:50,436 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-22 02:35:50,521 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5846: assume 0 != __copy_to_user_nocheck_~tmp___1~3#1;__copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~2#1; [2022-11-22 02:35:50,521 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5846: assume !(0 != __copy_to_user_nocheck_~tmp___1~3#1);__copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~2#1; [2022-11-22 02:35:50,522 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5809: SUMMARY for call __copy_to_user_nocheck_#t~ret139#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 [2022-11-22 02:35:50,522 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5805: assume 16 == __copy_to_user_nocheck_~size#1 % 4294967296; [2022-11-22 02:35:50,522 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5805: assume !(16 == __copy_to_user_nocheck_~size#1 % 4294967296); [2022-11-22 02:35:50,522 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5830: assume -9223372036854775808 <= __copy_to_user_nocheck_#t~ret137#1 && __copy_to_user_nocheck_#t~ret137#1 <= 9223372036854775807;__copy_to_user_nocheck_~tmp___0~6#1 := __copy_to_user_nocheck_#t~ret137#1;havoc __copy_to_user_nocheck_#t~ret137#1; [2022-11-22 02:35:50,523 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5801: assume 10 == __copy_to_user_nocheck_~size#1 % 4294967296; [2022-11-22 02:35:50,523 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5801: assume !(10 == __copy_to_user_nocheck_~size#1 % 4294967296); [2022-11-22 02:35:50,523 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5797: assume 8 == __copy_to_user_nocheck_~size#1 % 4294967296; [2022-11-22 02:35:50,523 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5797: assume !(8 == __copy_to_user_nocheck_~size#1 % 4294967296); [2022-11-22 02:35:50,523 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5793: assume 4 == __copy_to_user_nocheck_~size#1 % 4294967296; [2022-11-22 02:35:50,523 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5793: assume !(4 == __copy_to_user_nocheck_~size#1 % 4294967296); [2022-11-22 02:35:50,524 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5789: assume 2 == __copy_to_user_nocheck_~size#1 % 4294967296; [2022-11-22 02:35:50,524 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5789: assume !(2 == __copy_to_user_nocheck_~size#1 % 4294967296); [2022-11-22 02:35:50,524 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5806: SUMMARY for call __copy_to_user_nocheck_#t~ret138#1 := ldv__builtin_expect((if 0 != __copy_to_user_nocheck_~ret~2#1 then 1 else 0), 0); srcloc: null [2022-11-22 02:35:50,524 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5802: SUMMARY for call __copy_to_user_nocheck_#t~ret137#1 := ldv__builtin_expect((if 0 != __copy_to_user_nocheck_~ret~2#1 then 1 else 0), 0); srcloc: null [2022-11-22 02:35:50,524 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1: assume 1 == __copy_to_user_nocheck_~size#1 % 4294967296; [2022-11-22 02:35:50,525 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5798: __copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~2#1; [2022-11-22 02:35:50,525 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5794: __copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~2#1; [2022-11-22 02:35:50,525 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2: assume !(1 == __copy_to_user_nocheck_~size#1 % 4294967296); [2022-11-22 02:35:50,525 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5790: __copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~2#1; [2022-11-22 02:35:50,525 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5856: __copy_to_user_nocheck_~tmp___2~3#1 := __copy_to_user_nocheck_#t~ret139#1;havoc __copy_to_user_nocheck_#t~ret139#1;__copy_to_user_nocheck_#res#1 := (if __copy_to_user_nocheck_~tmp___2~3#1 % 18446744073709551616 % 4294967296 <= 2147483647 then __copy_to_user_nocheck_~tmp___2~3#1 % 18446744073709551616 % 4294967296 else __copy_to_user_nocheck_~tmp___2~3#1 % 18446744073709551616 % 4294967296 - 4294967296); [2022-11-22 02:35:50,526 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5786: __copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~2#1; [2022-11-22 02:35:50,526 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5844: assume -9223372036854775808 <= __copy_to_user_nocheck_#t~ret138#1 && __copy_to_user_nocheck_#t~ret138#1 <= 9223372036854775807;__copy_to_user_nocheck_~tmp___1~3#1 := __copy_to_user_nocheck_#t~ret138#1;havoc __copy_to_user_nocheck_#t~ret138#1; [2022-11-22 02:35:50,526 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5832: assume 0 != __copy_to_user_nocheck_~tmp___0~6#1;__copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~2#1; [2022-11-22 02:35:50,526 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5832: assume !(0 != __copy_to_user_nocheck_~tmp___0~6#1);__copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~2#1; [2022-11-22 02:35:56,148 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5696: assume 16 == __copy_from_user_nocheck_~size#1 % 4294967296; [2022-11-22 02:35:56,148 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5696: assume !(16 == __copy_from_user_nocheck_~size#1 % 4294967296); [2022-11-22 02:35:56,148 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5692: assume 10 == __copy_from_user_nocheck_~size#1 % 4294967296; [2022-11-22 02:35:56,148 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5692: assume !(10 == __copy_from_user_nocheck_~size#1 % 4294967296); [2022-11-22 02:35:56,148 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5688: assume 8 == __copy_from_user_nocheck_~size#1 % 4294967296; [2022-11-22 02:35:56,148 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5688: assume !(8 == __copy_from_user_nocheck_~size#1 % 4294967296); [2022-11-22 02:35:56,148 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5684: assume 4 == __copy_from_user_nocheck_~size#1 % 4294967296; [2022-11-22 02:35:56,148 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5684: assume !(4 == __copy_from_user_nocheck_~size#1 % 4294967296); [2022-11-22 02:35:56,148 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5680: assume 2 == __copy_from_user_nocheck_~size#1 % 4294967296; [2022-11-22 02:35:56,148 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5680: assume !(2 == __copy_from_user_nocheck_~size#1 % 4294967296); [2022-11-22 02:35:56,149 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5726: assume -9223372036854775808 <= __copy_from_user_nocheck_#t~ret132#1 && __copy_from_user_nocheck_#t~ret132#1 <= 9223372036854775807;__copy_from_user_nocheck_~tmp___0~5#1 := __copy_from_user_nocheck_#t~ret132#1;havoc __copy_from_user_nocheck_#t~ret132#1; [2022-11-22 02:35:56,149 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5697: SUMMARY for call __copy_from_user_nocheck_#t~ret133#1 := ldv__builtin_expect((if 0 != __copy_from_user_nocheck_~ret~1#1 then 1 else 0), 0); srcloc: null [2022-11-22 02:35:56,149 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5693: SUMMARY for call __copy_from_user_nocheck_#t~ret132#1 := ldv__builtin_expect((if 0 != __copy_from_user_nocheck_~ret~1#1 then 1 else 0), 0); srcloc: null [2022-11-22 02:35:56,149 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5689: __copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~1#1; [2022-11-22 02:35:56,149 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5685: __copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~1#1; [2022-11-22 02:35:56,149 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5743: assume 0 != __copy_from_user_nocheck_~tmp___1~2#1;__copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~1#1; [2022-11-22 02:35:56,149 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5743: assume !(0 != __copy_from_user_nocheck_~tmp___1~2#1);__copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~1#1; [2022-11-22 02:35:56,149 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5681: __copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~1#1; [2022-11-22 02:35:56,149 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5677: __copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~1#1; [2022-11-22 02:35:56,149 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1: assume 1 == __copy_from_user_nocheck_~size#1 % 4294967296; [2022-11-22 02:35:56,149 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2: assume !(1 == __copy_from_user_nocheck_~size#1 % 4294967296); [2022-11-22 02:35:56,150 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5728: assume 0 != __copy_from_user_nocheck_~tmp___0~5#1;__copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~1#1; [2022-11-22 02:35:56,150 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5728: assume !(0 != __copy_from_user_nocheck_~tmp___0~5#1);__copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~1#1; [2022-11-22 02:35:56,150 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5753: __copy_from_user_nocheck_~tmp___2~2#1 := __copy_from_user_nocheck_#t~ret134#1;havoc __copy_from_user_nocheck_#t~ret134#1;__copy_from_user_nocheck_#res#1 := (if __copy_from_user_nocheck_~tmp___2~2#1 % 18446744073709551616 % 4294967296 <= 2147483647 then __copy_from_user_nocheck_~tmp___2~2#1 % 18446744073709551616 % 4294967296 else __copy_from_user_nocheck_~tmp___2~2#1 % 18446744073709551616 % 4294967296 - 4294967296); [2022-11-22 02:35:56,150 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5741: assume -9223372036854775808 <= __copy_from_user_nocheck_#t~ret133#1 && __copy_from_user_nocheck_#t~ret133#1 <= 9223372036854775807;__copy_from_user_nocheck_~tmp___1~2#1 := __copy_from_user_nocheck_#t~ret133#1;havoc __copy_from_user_nocheck_#t~ret133#1; [2022-11-22 02:35:56,150 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5700: SUMMARY for call __copy_from_user_nocheck_#t~ret134#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 [2022-11-22 02:35:58,694 INFO L276 CfgBuilder]: Performing block encoding [2022-11-22 02:36:01,721 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-22 02:36:01,721 INFO L300 CfgBuilder]: Removed 27 assume(true) statements. [2022-11-22 02:36:01,728 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:36:01 BoogieIcfgContainer [2022-11-22 02:36:01,728 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-22 02:36:01,730 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-22 02:36:01,730 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-22 02:36:01,733 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-22 02:36:01,734 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 02:35:40" (1/3) ... [2022-11-22 02:36:01,734 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@361b19fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 02:36:01, skipping insertion in model container [2022-11-22 02:36:01,735 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:35:47" (2/3) ... [2022-11-22 02:36:01,735 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@361b19fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 02:36:01, skipping insertion in model container [2022-11-22 02:36:01,735 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:36:01" (3/3) ... [2022-11-22 02:36:01,736 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--scsi--sg.ko.cil.i [2022-11-22 02:36:01,756 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-22 02:36:01,757 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 44 error locations. [2022-11-22 02:36:01,871 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-22 02:36:01,877 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;@2b8f4282, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-22 02:36:01,878 INFO L358 AbstractCegarLoop]: Starting to check reachability of 44 error locations. [2022-11-22 02:36:01,896 INFO L276 IsEmpty]: Start isEmpty. Operand has 2978 states, 1745 states have (on average 1.3638968481375358) internal successors, (2380), 1891 states have internal predecessors, (2380), 1016 states have call successors, (1016), 173 states have call predecessors, (1016), 172 states have return successors, (989), 959 states have call predecessors, (989), 989 states have call successors, (989) [2022-11-22 02:36:01,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-22 02:36:01,905 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:36:01,905 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 02:36:01,906 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 42 more)] === [2022-11-22 02:36:01,911 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:36:01,911 INFO L85 PathProgramCache]: Analyzing trace with hash -1533705570, now seen corresponding path program 1 times [2022-11-22 02:36:01,921 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:36:01,921 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1237146657] [2022-11-22 02:36:01,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:36:01,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:36:02,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:36:02,952 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-22 02:36:02,953 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:36:02,953 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1237146657] [2022-11-22 02:36:02,954 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1237146657] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:36:02,954 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:36:02,954 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-22 02:36:02,955 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1820593166] [2022-11-22 02:36:02,956 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:36:02,961 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-22 02:36:02,961 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:36:03,055 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-22 02:36:03,056 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-22 02:36:03,065 INFO L87 Difference]: Start difference. First operand has 2978 states, 1745 states have (on average 1.3638968481375358) internal successors, (2380), 1891 states have internal predecessors, (2380), 1016 states have call successors, (1016), 173 states have call predecessors, (1016), 172 states have return successors, (989), 959 states have call predecessors, (989), 989 states have call successors, (989) Second operand has 5 states, 5 states have (on average 2.6) internal successors, (13), 4 states have internal predecessors, (13), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-11-22 02:36:13,973 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 [] [2022-11-22 02:36:15,086 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:36:19,971 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.98s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:36:20,448 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:36:20,448 INFO L93 Difference]: Finished difference Result 8847 states and 13531 transitions. [2022-11-22 02:36:20,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-22 02:36:20,451 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 2.6) internal successors, (13), 4 states have internal predecessors, (13), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 24 [2022-11-22 02:36:20,451 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:36:20,517 INFO L225 Difference]: With dead ends: 8847 [2022-11-22 02:36:20,518 INFO L226 Difference]: Without dead ends: 5816 [2022-11-22 02:36:20,552 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-22 02:36:20,557 INFO L413 NwaCegarLoop]: 7610 mSDtfsCounter, 4305 mSDsluCounter, 19012 mSDsCounter, 0 mSdLazyCounter, 3255 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4308 SdHoareTripleChecker+Valid, 26622 SdHoareTripleChecker+Invalid, 3257 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 3255 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.6s IncrementalHoareTripleChecker+Time [2022-11-22 02:36:20,559 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4308 Valid, 26622 Invalid, 3257 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [1 Valid, 3255 Invalid, 1 Unknown, 0 Unchecked, 16.6s Time] [2022-11-22 02:36:20,593 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5816 states. [2022-11-22 02:36:21,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5816 to 5716. [2022-11-22 02:36:21,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5716 states, 3395 states have (on average 1.3287187039764359) internal successors, (4511), 3594 states have internal predecessors, (4511), 1941 states have call successors, (1941), 338 states have call predecessors, (1941), 337 states have return successors, (1941), 1875 states have call predecessors, (1941), 1939 states have call successors, (1941) [2022-11-22 02:36:21,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5716 states to 5716 states and 8393 transitions. [2022-11-22 02:36:21,178 INFO L78 Accepts]: Start accepts. Automaton has 5716 states and 8393 transitions. Word has length 24 [2022-11-22 02:36:21,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:36:21,179 INFO L495 AbstractCegarLoop]: Abstraction has 5716 states and 8393 transitions. [2022-11-22 02:36:21,180 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.6) internal successors, (13), 4 states have internal predecessors, (13), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-11-22 02:36:21,180 INFO L276 IsEmpty]: Start isEmpty. Operand 5716 states and 8393 transitions. [2022-11-22 02:36:21,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-22 02:36:21,184 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:36:21,184 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 02:36:21,184 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-22 02:36:21,184 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 42 more)] === [2022-11-22 02:36:21,185 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:36:21,185 INFO L85 PathProgramCache]: Analyzing trace with hash -1590134757, now seen corresponding path program 1 times [2022-11-22 02:36:21,185 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:36:21,186 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [352474893] [2022-11-22 02:36:21,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:36:21,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:36:21,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:36:21,793 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2022-11-22 02:36:21,793 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:36:21,793 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [352474893] [2022-11-22 02:36:21,794 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [352474893] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:36:21,794 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:36:21,794 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-22 02:36:21,794 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1231641212] [2022-11-22 02:36:21,796 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:36:21,798 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-22 02:36:21,798 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:36:21,798 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-22 02:36:21,799 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-22 02:36:21,799 INFO L87 Difference]: Start difference. First operand 5716 states and 8393 transitions. Second operand has 5 states, 5 states have (on average 3.2) internal successors, (16), 4 states have internal predecessors, (16), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-11-22 02:36:29,059 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:36:31,002 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.94s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:36:33,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:36:33,643 INFO L93 Difference]: Finished difference Result 5716 states and 8393 transitions. [2022-11-22 02:36:33,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-22 02:36:33,644 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.2) internal successors, (16), 4 states have internal predecessors, (16), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 39 [2022-11-22 02:36:33,645 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:36:33,685 INFO L225 Difference]: With dead ends: 5716 [2022-11-22 02:36:33,686 INFO L226 Difference]: Without dead ends: 5714 [2022-11-22 02:36:33,689 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-22 02:36:33,690 INFO L413 NwaCegarLoop]: 3800 mSDtfsCounter, 4268 mSDsluCounter, 7597 mSDsCounter, 0 mSdLazyCounter, 1418 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4269 SdHoareTripleChecker+Valid, 11397 SdHoareTripleChecker+Invalid, 1418 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1418 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.4s IncrementalHoareTripleChecker+Time [2022-11-22 02:36:33,691 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4269 Valid, 11397 Invalid, 1418 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 1418 Invalid, 0 Unknown, 0 Unchecked, 11.4s Time] [2022-11-22 02:36:33,703 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5714 states. [2022-11-22 02:36:34,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5714 to 5714. [2022-11-22 02:36:34,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5714 states, 3394 states have (on average 1.3282262816735415) internal successors, (4508), 3592 states have internal predecessors, (4508), 1941 states have call successors, (1941), 338 states have call predecessors, (1941), 337 states have return successors, (1941), 1875 states have call predecessors, (1941), 1939 states have call successors, (1941) [2022-11-22 02:36:34,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5714 states to 5714 states and 8390 transitions. [2022-11-22 02:36:34,252 INFO L78 Accepts]: Start accepts. Automaton has 5714 states and 8390 transitions. Word has length 39 [2022-11-22 02:36:34,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:36:34,252 INFO L495 AbstractCegarLoop]: Abstraction has 5714 states and 8390 transitions. [2022-11-22 02:36:34,253 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.2) internal successors, (16), 4 states have internal predecessors, (16), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-11-22 02:36:34,254 INFO L276 IsEmpty]: Start isEmpty. Operand 5714 states and 8390 transitions. [2022-11-22 02:36:34,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-11-22 02:36:34,265 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:36:34,266 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 02:36:34,266 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-22 02:36:34,266 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 42 more)] === [2022-11-22 02:36:34,267 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:36:34,268 INFO L85 PathProgramCache]: Analyzing trace with hash 565186151, now seen corresponding path program 1 times [2022-11-22 02:36:34,268 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:36:34,268 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [736839039] [2022-11-22 02:36:34,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:36:34,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:36:34,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:36:34,904 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2022-11-22 02:36:34,905 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:36:34,905 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [736839039] [2022-11-22 02:36:34,905 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [736839039] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:36:34,905 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:36:34,905 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-22 02:36:34,906 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1877869547] [2022-11-22 02:36:34,906 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:36:34,906 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-22 02:36:34,907 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:36:34,908 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-22 02:36:34,908 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-22 02:36:34,909 INFO L87 Difference]: Start difference. First operand 5714 states and 8390 transitions. Second operand has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-11-22 02:36:43,137 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.57s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:36:44,208 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:36:45,836 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.63s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:36:48,963 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.63s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:36:51,626 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:36:51,626 INFO L93 Difference]: Finished difference Result 11352 states and 16686 transitions. [2022-11-22 02:36:51,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-22 02:36:51,627 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 65 [2022-11-22 02:36:51,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:36:51,692 INFO L225 Difference]: With dead ends: 11352 [2022-11-22 02:36:51,692 INFO L226 Difference]: Without dead ends: 11350 [2022-11-22 02:36:51,701 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-22 02:36:51,704 INFO L413 NwaCegarLoop]: 5126 mSDtfsCounter, 4256 mSDsluCounter, 14002 mSDsCounter, 0 mSdLazyCounter, 2134 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4257 SdHoareTripleChecker+Valid, 19128 SdHoareTripleChecker+Invalid, 2136 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 2134 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.0s IncrementalHoareTripleChecker+Time [2022-11-22 02:36:51,706 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4257 Valid, 19128 Invalid, 2136 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 2134 Invalid, 0 Unknown, 0 Unchecked, 16.0s Time] [2022-11-22 02:36:51,720 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11350 states. [2022-11-22 02:36:52,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11350 to 11044. [2022-11-22 02:36:52,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11044 states, 6572 states have (on average 1.3309494826536823) internal successors, (8747), 6925 states have internal predecessors, (8747), 3802 states have call successors, (3802), 630 states have call predecessors, (3802), 629 states have return successors, (3808), 3670 states have call predecessors, (3808), 3800 states have call successors, (3808) [2022-11-22 02:36:52,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11044 states to 11044 states and 16357 transitions. [2022-11-22 02:36:52,564 INFO L78 Accepts]: Start accepts. Automaton has 11044 states and 16357 transitions. Word has length 65 [2022-11-22 02:36:52,566 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:36:52,566 INFO L495 AbstractCegarLoop]: Abstraction has 11044 states and 16357 transitions. [2022-11-22 02:36:52,566 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-11-22 02:36:52,566 INFO L276 IsEmpty]: Start isEmpty. Operand 11044 states and 16357 transitions. [2022-11-22 02:36:52,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-11-22 02:36:52,570 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:36:52,570 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 02:36:52,570 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-22 02:36:52,570 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_linux_arch_io_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 42 more)] === [2022-11-22 02:36:52,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:36:52,572 INFO L85 PathProgramCache]: Analyzing trace with hash 94728525, now seen corresponding path program 1 times [2022-11-22 02:36:52,572 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:36:52,572 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2096927826] [2022-11-22 02:36:52,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:36:52,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:36:52,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:36:53,041 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2022-11-22 02:36:53,042 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:36:53,042 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2096927826] [2022-11-22 02:36:53,042 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2096927826] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:36:53,042 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:36:53,043 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 02:36:53,043 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1252778266] [2022-11-22 02:36:53,043 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:36:53,043 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 02:36:53,044 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:36:53,044 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 02:36:53,044 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 02:36:53,044 INFO L87 Difference]: Start difference. First operand 11044 states and 16357 transitions. Second operand has 4 states, 4 states have (on average 7.25) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-22 02:36:57,592 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:36:59,213 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.60s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:37:00,232 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:37:03,352 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:37:03,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:37:03,669 INFO L93 Difference]: Finished difference Result 11980 states and 17569 transitions. [2022-11-22 02:37:03,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 02:37:03,669 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.25) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 73 [2022-11-22 02:37:03,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:37:03,740 INFO L225 Difference]: With dead ends: 11980 [2022-11-22 02:37:03,740 INFO L226 Difference]: Without dead ends: 11978 [2022-11-22 02:37:03,744 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 [2022-11-22 02:37:03,745 INFO L413 NwaCegarLoop]: 3928 mSDtfsCounter, 4214 mSDsluCounter, 4468 mSDsCounter, 0 mSdLazyCounter, 1033 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4218 SdHoareTripleChecker+Valid, 8396 SdHoareTripleChecker+Invalid, 1035 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1033 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.1s IncrementalHoareTripleChecker+Time [2022-11-22 02:37:03,746 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4218 Valid, 8396 Invalid, 1035 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1033 Invalid, 2 Unknown, 0 Unchecked, 10.1s Time] [2022-11-22 02:37:03,759 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11978 states. [2022-11-22 02:37:04,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11978 to 11954. [2022-11-22 02:37:04,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11954 states, 7113 states have (on average 1.3254604245747224) internal successors, (9428), 7487 states have internal predecessors, (9428), 4058 states have call successors, (4058), 742 states have call predecessors, (4058), 743 states have return successors, (4068), 3924 states have call predecessors, (4068), 4056 states have call successors, (4068) [2022-11-22 02:37:04,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11954 states to 11954 states and 17554 transitions. [2022-11-22 02:37:04,549 INFO L78 Accepts]: Start accepts. Automaton has 11954 states and 17554 transitions. Word has length 73 [2022-11-22 02:37:04,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:37:04,550 INFO L495 AbstractCegarLoop]: Abstraction has 11954 states and 17554 transitions. [2022-11-22 02:37:04,550 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.25) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-22 02:37:04,550 INFO L276 IsEmpty]: Start isEmpty. Operand 11954 states and 17554 transitions. [2022-11-22 02:37:04,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-11-22 02:37:04,553 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:37:04,553 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 02:37:04,553 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-22 02:37:04,553 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 42 more)] === [2022-11-22 02:37:04,554 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:37:04,554 INFO L85 PathProgramCache]: Analyzing trace with hash -1324585020, now seen corresponding path program 1 times [2022-11-22 02:37:04,554 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:37:04,554 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1897853841] [2022-11-22 02:37:04,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:37:04,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:37:04,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:37:05,165 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2022-11-22 02:37:05,165 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:37:05,166 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1897853841] [2022-11-22 02:37:05,166 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1897853841] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:37:05,166 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:37:05,166 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-22 02:37:05,167 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1459905257] [2022-11-22 02:37:05,167 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:37:05,168 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-22 02:37:05,169 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:37:05,169 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-22 02:37:05,169 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-22 02:37:05,170 INFO L87 Difference]: Start difference. First operand 11954 states and 17554 transitions. Second operand has 5 states, 5 states have (on average 6.0) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-22 02:37:09,239 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:37:10,335 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:37:13,142 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:37:15,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:37:15,083 INFO L93 Difference]: Finished difference Result 11954 states and 17554 transitions. [2022-11-22 02:37:15,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-22 02:37:15,084 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.0) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 75 [2022-11-22 02:37:15,084 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:37:15,143 INFO L225 Difference]: With dead ends: 11954 [2022-11-22 02:37:15,144 INFO L226 Difference]: Without dead ends: 11952 [2022-11-22 02:37:15,152 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-22 02:37:15,153 INFO L413 NwaCegarLoop]: 3794 mSDtfsCounter, 4247 mSDsluCounter, 7585 mSDsCounter, 0 mSdLazyCounter, 1418 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4248 SdHoareTripleChecker+Valid, 11379 SdHoareTripleChecker+Invalid, 1418 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1418 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.4s IncrementalHoareTripleChecker+Time [2022-11-22 02:37:15,154 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4248 Valid, 11379 Invalid, 1418 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1418 Invalid, 0 Unknown, 0 Unchecked, 9.4s Time] [2022-11-22 02:37:15,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11952 states. [2022-11-22 02:37:15,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11952 to 11952. [2022-11-22 02:37:15,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11952 states, 7112 states have (on average 1.3249437570303713) internal successors, (9423), 7485 states have internal predecessors, (9423), 4058 states have call successors, (4058), 742 states have call predecessors, (4058), 743 states have return successors, (4068), 3924 states have call predecessors, (4068), 4056 states have call successors, (4068) [2022-11-22 02:37:16,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11952 states to 11952 states and 17549 transitions. [2022-11-22 02:37:16,054 INFO L78 Accepts]: Start accepts. Automaton has 11952 states and 17549 transitions. Word has length 75 [2022-11-22 02:37:16,056 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:37:16,056 INFO L495 AbstractCegarLoop]: Abstraction has 11952 states and 17549 transitions. [2022-11-22 02:37:16,056 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.0) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-22 02:37:16,057 INFO L276 IsEmpty]: Start isEmpty. Operand 11952 states and 17549 transitions. [2022-11-22 02:37:16,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-11-22 02:37:16,058 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:37:16,058 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 02:37:16,059 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-22 02:37:16,059 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_linux_block_genhd_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 42 more)] === [2022-11-22 02:37:16,059 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:37:16,059 INFO L85 PathProgramCache]: Analyzing trace with hash 26480138, now seen corresponding path program 1 times [2022-11-22 02:37:16,059 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:37:16,060 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1931084087] [2022-11-22 02:37:16,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:37:16,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:37:16,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:37:16,488 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2022-11-22 02:37:16,488 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:37:16,488 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1931084087] [2022-11-22 02:37:16,488 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1931084087] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:37:16,488 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:37:16,489 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 02:37:16,489 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1225746741] [2022-11-22 02:37:16,489 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:37:16,489 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 02:37:16,490 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:37:16,490 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 02:37:16,490 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 02:37:16,490 INFO L87 Difference]: Start difference. First operand 11952 states and 17549 transitions. Second operand has 4 states, 4 states have (on average 8.0) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-22 02:37:21,986 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.66s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:37:23,881 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.90s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:37:29,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:37:29,064 INFO L93 Difference]: Finished difference Result 23496 states and 34795 transitions. [2022-11-22 02:37:29,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-22 02:37:29,065 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.0) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 78 [2022-11-22 02:37:29,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:37:29,190 INFO L225 Difference]: With dead ends: 23496 [2022-11-22 02:37:29,190 INFO L226 Difference]: Without dead ends: 23494 [2022-11-22 02:37:29,207 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 [2022-11-22 02:37:29,208 INFO L413 NwaCegarLoop]: 4844 mSDtfsCounter, 4207 mSDsluCounter, 8567 mSDsCounter, 0 mSdLazyCounter, 1434 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4209 SdHoareTripleChecker+Valid, 13411 SdHoareTripleChecker+Invalid, 1436 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 1434 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.7s IncrementalHoareTripleChecker+Time [2022-11-22 02:37:29,208 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4209 Valid, 13411 Invalid, 1436 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 1434 Invalid, 0 Unknown, 0 Unchecked, 11.7s Time] [2022-11-22 02:37:29,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23494 states. [2022-11-22 02:37:30,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23494 to 23199. [2022-11-22 02:37:30,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23199 states, 13825 states have (on average 1.3265822784810126) internal successors, (18340), 14518 states have internal predecessors, (18340), 7894 states have call successors, (7894), 1438 states have call predecessors, (7894), 1441 states have return successors, (8238), 7628 states have call predecessors, (8238), 7892 states have call successors, (8238) [2022-11-22 02:37:30,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23199 states to 23199 states and 34472 transitions. [2022-11-22 02:37:31,004 INFO L78 Accepts]: Start accepts. Automaton has 23199 states and 34472 transitions. Word has length 78 [2022-11-22 02:37:31,004 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:37:31,004 INFO L495 AbstractCegarLoop]: Abstraction has 23199 states and 34472 transitions. [2022-11-22 02:37:31,004 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.0) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-22 02:37:31,005 INFO L276 IsEmpty]: Start isEmpty. Operand 23199 states and 34472 transitions. [2022-11-22 02:37:31,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2022-11-22 02:37:31,006 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:37:31,006 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 02:37:31,007 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-22 02:37:31,007 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_linux_block_queue_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 42 more)] === [2022-11-22 02:37:31,007 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:37:31,007 INFO L85 PathProgramCache]: Analyzing trace with hash -942263300, now seen corresponding path program 1 times [2022-11-22 02:37:31,008 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:37:31,008 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1256628101] [2022-11-22 02:37:31,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:37:31,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:37:31,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:37:31,428 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2022-11-22 02:37:31,428 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:37:31,428 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1256628101] [2022-11-22 02:37:31,428 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1256628101] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:37:31,429 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:37:31,429 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 02:37:31,429 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [953167769] [2022-11-22 02:37:31,429 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:37:31,430 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 02:37:31,430 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:37:31,431 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 02:37:31,431 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 02:37:31,431 INFO L87 Difference]: Start difference. First operand 23199 states and 34472 transitions. 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) [2022-11-22 02:37:35,856 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 [] [2022-11-22 02:37:37,765 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.91s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:37:41,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:37:41,281 INFO L93 Difference]: Finished difference Result 23199 states and 34472 transitions. [2022-11-22 02:37:41,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 02:37:41,282 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 83 [2022-11-22 02:37:41,282 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:37:41,403 INFO L225 Difference]: With dead ends: 23199 [2022-11-22 02:37:41,403 INFO L226 Difference]: Without dead ends: 23197 [2022-11-22 02:37:41,414 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 [2022-11-22 02:37:41,415 INFO L413 NwaCegarLoop]: 3796 mSDtfsCounter, 4238 mSDsluCounter, 3796 mSDsCounter, 0 mSdLazyCounter, 937 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4240 SdHoareTripleChecker+Valid, 7592 SdHoareTripleChecker+Invalid, 937 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 937 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.7s IncrementalHoareTripleChecker+Time [2022-11-22 02:37:41,415 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4240 Valid, 7592 Invalid, 937 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 937 Invalid, 0 Unknown, 0 Unchecked, 8.7s Time] [2022-11-22 02:37:41,438 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23197 states. [2022-11-22 02:37:42,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23197 to 23197. [2022-11-22 02:37:42,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23197 states, 13824 states have (on average 1.3264612268518519) internal successors, (18337), 14516 states have internal predecessors, (18337), 7894 states have call successors, (7894), 1438 states have call predecessors, (7894), 1441 states have return successors, (8238), 7628 states have call predecessors, (8238), 7892 states have call successors, (8238) [2022-11-22 02:37:43,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23197 states to 23197 states and 34469 transitions. [2022-11-22 02:37:43,004 INFO L78 Accepts]: Start accepts. Automaton has 23197 states and 34469 transitions. Word has length 83 [2022-11-22 02:37:43,004 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:37:43,004 INFO L495 AbstractCegarLoop]: Abstraction has 23197 states and 34469 transitions. [2022-11-22 02:37:43,005 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) [2022-11-22 02:37:43,005 INFO L276 IsEmpty]: Start isEmpty. Operand 23197 states and 34469 transitions. [2022-11-22 02:37:43,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-11-22 02:37:43,007 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:37:43,007 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 4, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 02:37:43,007 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-22 02:37:43,007 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_linux_drivers_base_class_destroy_classErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 42 more)] === [2022-11-22 02:37:43,008 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:37:43,008 INFO L85 PathProgramCache]: Analyzing trace with hash -905338424, now seen corresponding path program 1 times [2022-11-22 02:37:43,008 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:37:43,008 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [306485123] [2022-11-22 02:37:43,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:37:43,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:37:43,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:37:44,052 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2022-11-22 02:37:44,053 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:37:44,053 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [306485123] [2022-11-22 02:37:44,053 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [306485123] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:37:44,053 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:37:44,053 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-22 02:37:44,054 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [179231740] [2022-11-22 02:37:44,054 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:37:44,055 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-22 02:37:44,055 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:37:44,055 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-22 02:37:44,056 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-22 02:37:44,056 INFO L87 Difference]: Start difference. First operand 23197 states and 34469 transitions. Second operand has 6 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 4 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2022-11-22 02:37:52,650 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.96s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:37:55,422 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:37:57,090 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.67s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:37:58,536 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:38:00,914 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:38:04,590 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:38:04,590 INFO L93 Difference]: Finished difference Result 34904 states and 51658 transitions. [2022-11-22 02:38:04,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-22 02:38:04,591 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 4 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) Word has length 86 [2022-11-22 02:38:04,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:38:04,759 INFO L225 Difference]: With dead ends: 34904 [2022-11-22 02:38:04,760 INFO L226 Difference]: Without dead ends: 34616 [2022-11-22 02:38:04,777 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2022-11-22 02:38:04,778 INFO L413 NwaCegarLoop]: 5013 mSDtfsCounter, 4107 mSDsluCounter, 18759 mSDsCounter, 0 mSdLazyCounter, 2719 mSolverCounterSat, 54 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4107 SdHoareTripleChecker+Valid, 23772 SdHoareTripleChecker+Invalid, 2773 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 54 IncrementalHoareTripleChecker+Valid, 2719 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.8s IncrementalHoareTripleChecker+Time [2022-11-22 02:38:04,778 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4107 Valid, 23772 Invalid, 2773 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [54 Valid, 2719 Invalid, 0 Unknown, 0 Unchecked, 18.8s Time] [2022-11-22 02:38:04,808 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34616 states. [2022-11-22 02:38:06,807 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34616 to 22949. [2022-11-22 02:38:06,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22949 states, 13682 states have (on average 1.3262680894606051) internal successors, (18146), 14369 states have internal predecessors, (18146), 7786 states have call successors, (7786), 1440 states have call predecessors, (7786), 1443 states have return successors, (8116), 7523 states have call predecessors, (8116), 7784 states have call successors, (8116) [2022-11-22 02:38:06,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22949 states to 22949 states and 34048 transitions. [2022-11-22 02:38:06,958 INFO L78 Accepts]: Start accepts. Automaton has 22949 states and 34048 transitions. Word has length 86 [2022-11-22 02:38:06,958 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:38:06,958 INFO L495 AbstractCegarLoop]: Abstraction has 22949 states and 34048 transitions. [2022-11-22 02:38:06,959 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 4 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2022-11-22 02:38:06,959 INFO L276 IsEmpty]: Start isEmpty. Operand 22949 states and 34048 transitions. [2022-11-22 02:38:06,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-11-22 02:38:06,960 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:38:06,960 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 02:38:06,961 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-22 02:38:06,961 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_linux_block_request_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 42 more)] === [2022-11-22 02:38:06,961 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:38:06,961 INFO L85 PathProgramCache]: Analyzing trace with hash -1572576061, now seen corresponding path program 1 times [2022-11-22 02:38:06,962 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:38:06,962 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1986867887] [2022-11-22 02:38:06,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:38:06,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:38:07,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:38:07,643 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2022-11-22 02:38:07,643 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:38:07,644 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1986867887] [2022-11-22 02:38:07,644 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1986867887] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:38:07,644 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:38:07,644 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 02:38:07,644 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1537535920] [2022-11-22 02:38:07,645 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:38:07,645 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 02:38:07,646 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:38:07,646 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 02:38:07,646 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 02:38:07,647 INFO L87 Difference]: Start difference. First operand 22949 states and 34048 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) [2022-11-22 02:38:16,134 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:38:17,273 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:38:20,135 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:38:20,135 INFO L93 Difference]: Finished difference Result 43168 states and 65124 transitions. [2022-11-22 02:38:20,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-22 02:38:20,136 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 88 [2022-11-22 02:38:20,136 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:38:20,334 INFO L225 Difference]: With dead ends: 43168 [2022-11-22 02:38:20,334 INFO L226 Difference]: Without dead ends: 43166 [2022-11-22 02:38:20,354 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 [2022-11-22 02:38:20,355 INFO L413 NwaCegarLoop]: 4794 mSDtfsCounter, 4209 mSDsluCounter, 8357 mSDsCounter, 0 mSdLazyCounter, 1398 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4211 SdHoareTripleChecker+Valid, 13151 SdHoareTripleChecker+Invalid, 1402 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 1398 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.3s IncrementalHoareTripleChecker+Time [2022-11-22 02:38:20,355 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4211 Valid, 13151 Invalid, 1402 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 1398 Invalid, 1 Unknown, 0 Unchecked, 10.3s Time] [2022-11-22 02:38:20,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43166 states. [2022-11-22 02:38:23,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43166 to 42974. [2022-11-22 02:38:23,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42974 states, 25645 states have (on average 1.3311366738155586) internal successors, (34137), 26932 states have internal predecessors, (34137), 14655 states have call successors, (14655), 2625 states have call predecessors, (14655), 2636 states have return successors, (16141), 14128 states have call predecessors, (16141), 14653 states have call successors, (16141) [2022-11-22 02:38:24,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42974 states to 42974 states and 64933 transitions. [2022-11-22 02:38:24,244 INFO L78 Accepts]: Start accepts. Automaton has 42974 states and 64933 transitions. Word has length 88 [2022-11-22 02:38:24,245 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:38:24,245 INFO L495 AbstractCegarLoop]: Abstraction has 42974 states and 64933 transitions. [2022-11-22 02:38:24,245 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) [2022-11-22 02:38:24,245 INFO L276 IsEmpty]: Start isEmpty. Operand 42974 states and 64933 transitions. [2022-11-22 02:38:24,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-11-22 02:38:24,246 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:38:24,247 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 4, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 02:38:24,247 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-22 02:38:24,247 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_linux_usb_gadget_destroy_classErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 42 more)] === [2022-11-22 02:38:24,247 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:38:24,247 INFO L85 PathProgramCache]: Analyzing trace with hash -927361021, now seen corresponding path program 1 times [2022-11-22 02:38:24,248 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:38:24,248 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [437516505] [2022-11-22 02:38:24,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:38:24,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:38:24,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:38:24,688 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2022-11-22 02:38:24,689 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:38:24,689 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [437516505] [2022-11-22 02:38:24,689 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [437516505] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:38:24,689 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:38:24,690 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 02:38:24,690 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [192899057] [2022-11-22 02:38:24,690 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:38:24,690 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 02:38:24,691 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:38:24,691 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 02:38:24,691 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 02:38:24,691 INFO L87 Difference]: Start difference. First operand 42974 states and 64933 transitions. Second operand has 4 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (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) [2022-11-22 02:38:28,552 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:38:33,461 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:38:33,462 INFO L93 Difference]: Finished difference Result 43006 states and 64969 transitions. [2022-11-22 02:38:33,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 02:38:33,462 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (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 91 [2022-11-22 02:38:33,462 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:38:33,654 INFO L225 Difference]: With dead ends: 43006 [2022-11-22 02:38:33,654 INFO L226 Difference]: Without dead ends: 43004 [2022-11-22 02:38:33,679 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 [2022-11-22 02:38:33,680 INFO L413 NwaCegarLoop]: 3795 mSDtfsCounter, 4231 mSDsluCounter, 3794 mSDsCounter, 0 mSdLazyCounter, 941 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4231 SdHoareTripleChecker+Valid, 7589 SdHoareTripleChecker+Invalid, 941 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 941 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.3s IncrementalHoareTripleChecker+Time [2022-11-22 02:38:33,680 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4231 Valid, 7589 Invalid, 941 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 941 Invalid, 0 Unknown, 0 Unchecked, 6.3s Time] [2022-11-22 02:38:33,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43004 states. [2022-11-22 02:38:36,826 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43004 to 42972. [2022-11-22 02:38:36,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42972 states, 25644 states have (on average 1.3305256590235532) internal successors, (34120), 26930 states have internal predecessors, (34120), 14655 states have call successors, (14655), 2625 states have call predecessors, (14655), 2636 states have return successors, (16141), 14128 states have call predecessors, (16141), 14653 states have call successors, (16141) [2022-11-22 02:38:37,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42972 states to 42972 states and 64916 transitions. [2022-11-22 02:38:37,252 INFO L78 Accepts]: Start accepts. Automaton has 42972 states and 64916 transitions. Word has length 91 [2022-11-22 02:38:37,253 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:38:37,253 INFO L495 AbstractCegarLoop]: Abstraction has 42972 states and 64916 transitions. [2022-11-22 02:38:37,253 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (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) [2022-11-22 02:38:37,254 INFO L276 IsEmpty]: Start isEmpty. Operand 42972 states and 64916 transitions. [2022-11-22 02:38:37,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-11-22 02:38:37,255 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:38:37,256 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 02:38:37,256 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-22 02:38:37,256 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_linux_drivers_base_class_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 42 more)] === [2022-11-22 02:38:37,257 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:38:37,257 INFO L85 PathProgramCache]: Analyzing trace with hash -1771181226, now seen corresponding path program 1 times [2022-11-22 02:38:37,257 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:38:37,257 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [93126880] [2022-11-22 02:38:37,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:38:37,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:38:37,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:38:37,639 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2022-11-22 02:38:37,640 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:38:37,640 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [93126880] [2022-11-22 02:38:37,640 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [93126880] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:38:37,640 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:38:37,640 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 02:38:37,641 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [111150969] [2022-11-22 02:38:37,641 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:38:37,641 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 02:38:37,641 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:38:37,642 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 02:38:37,642 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 02:38:37,642 INFO L87 Difference]: Start difference. First operand 42972 states and 64916 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) [2022-11-22 02:38:45,163 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 [] [2022-11-22 02:38:47,554 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:38:49,027 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:38:52,335 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:38:52,336 INFO L93 Difference]: Finished difference Result 63661 states and 96339 transitions. [2022-11-22 02:38:52,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-22 02:38:52,336 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 93 [2022-11-22 02:38:52,337 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:38:52,625 INFO L225 Difference]: With dead ends: 63661 [2022-11-22 02:38:52,625 INFO L226 Difference]: Without dead ends: 63659 [2022-11-22 02:38:52,658 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 [2022-11-22 02:38:52,659 INFO L413 NwaCegarLoop]: 5136 mSDtfsCounter, 4203 mSDsluCounter, 8880 mSDsCounter, 0 mSdLazyCounter, 1576 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4207 SdHoareTripleChecker+Valid, 14016 SdHoareTripleChecker+Invalid, 1579 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 1576 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.8s IncrementalHoareTripleChecker+Time [2022-11-22 02:38:52,660 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4207 Valid, 14016 Invalid, 1579 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 1576 Invalid, 1 Unknown, 0 Unchecked, 10.8s Time] [2022-11-22 02:38:52,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63659 states. [2022-11-22 02:38:56,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63659 to 63337. [2022-11-22 02:38:56,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63337 states, 37788 states have (on average 1.3316926008256589) internal successors, (50322), 39673 states have internal predecessors, (50322), 21715 states have call successors, (21715), 3786 states have call predecessors, (21715), 3797 states have return successors, (23945), 20923 states have call predecessors, (23945), 21713 states have call successors, (23945) [2022-11-22 02:38:57,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63337 states to 63337 states and 95982 transitions. [2022-11-22 02:38:57,181 INFO L78 Accepts]: Start accepts. Automaton has 63337 states and 95982 transitions. Word has length 93 [2022-11-22 02:38:57,181 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:38:57,182 INFO L495 AbstractCegarLoop]: Abstraction has 63337 states and 95982 transitions. [2022-11-22 02:38:57,182 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) [2022-11-22 02:38:57,182 INFO L276 IsEmpty]: Start isEmpty. Operand 63337 states and 95982 transitions. [2022-11-22 02:38:57,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-11-22 02:38:57,184 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:38:57,185 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 4, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 02:38:57,185 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-22 02:38:57,185 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_linux_fs_char_dev_unregister_chrdev_regionErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 42 more)] === [2022-11-22 02:38:57,185 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:38:57,186 INFO L85 PathProgramCache]: Analyzing trace with hash 673445563, now seen corresponding path program 1 times [2022-11-22 02:38:57,186 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:38:57,186 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1314575382] [2022-11-22 02:38:57,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:38:57,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:38:57,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:38:58,918 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2022-11-22 02:38:58,918 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:38:58,918 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1314575382] [2022-11-22 02:38:58,918 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1314575382] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:38:58,919 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:38:58,919 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-11-22 02:38:58,919 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [584508463] [2022-11-22 02:38:58,919 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:38:58,919 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-11-22 02:38:58,919 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:38:58,920 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-11-22 02:38:58,920 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2022-11-22 02:38:58,920 INFO L87 Difference]: Start difference. First operand 63337 states and 95982 transitions. Second operand has 11 states, 8 states have (on average 5.375) internal successors, (43), 10 states have internal predecessors, (43), 6 states have call successors, (17), 2 states have call predecessors, (17), 3 states have return successors, (16), 6 states have call predecessors, (16), 6 states have call successors, (16) [2022-11-22 02:39:08,701 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:39:11,510 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:39:13,517 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:39:16,642 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:39:18,648 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:39:21,146 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:39:23,154 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:39:26,464 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.74s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:39:28,474 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:39:29,690 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:39:31,633 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:39:33,642 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:39:34,969 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:39:38,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:39:38,498 INFO L93 Difference]: Finished difference Result 63706 states and 96388 transitions. [2022-11-22 02:39:38,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-11-22 02:39:38,499 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 8 states have (on average 5.375) internal successors, (43), 10 states have internal predecessors, (43), 6 states have call successors, (17), 2 states have call predecessors, (17), 3 states have return successors, (16), 6 states have call predecessors, (16), 6 states have call successors, (16) Word has length 94 [2022-11-22 02:39:38,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:39:38,721 INFO L225 Difference]: With dead ends: 63706 [2022-11-22 02:39:38,721 INFO L226 Difference]: Without dead ends: 42391 [2022-11-22 02:39:38,874 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=48, Invalid=192, Unknown=0, NotChecked=0, Total=240 [2022-11-22 02:39:38,876 INFO L413 NwaCegarLoop]: 3761 mSDtfsCounter, 25 mSDsluCounter, 33598 mSDsCounter, 0 mSdLazyCounter, 5397 mSolverCounterSat, 94 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 35.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 44 SdHoareTripleChecker+Valid, 37359 SdHoareTripleChecker+Invalid, 5498 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 94 IncrementalHoareTripleChecker+Valid, 5397 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 36.6s IncrementalHoareTripleChecker+Time [2022-11-22 02:39:38,877 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [44 Valid, 37359 Invalid, 5498 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [94 Valid, 5397 Invalid, 7 Unknown, 0 Unchecked, 36.6s Time] [2022-11-22 02:39:38,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42391 states. [2022-11-22 02:39:41,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42391 to 42346. [2022-11-22 02:39:41,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42346 states, 25251 states have (on average 1.3311552017741872) internal successors, (33613), 26520 states have internal predecessors, (33613), 14525 states have call successors, (14525), 2528 states have call predecessors, (14525), 2533 states have return successors, (16014), 13991 states have call predecessors, (16014), 14523 states have call successors, (16014) [2022-11-22 02:39:42,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42346 states to 42346 states and 64152 transitions. [2022-11-22 02:39:42,318 INFO L78 Accepts]: Start accepts. Automaton has 42346 states and 64152 transitions. Word has length 94 [2022-11-22 02:39:42,321 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:39:42,321 INFO L495 AbstractCegarLoop]: Abstraction has 42346 states and 64152 transitions. [2022-11-22 02:39:42,321 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 8 states have (on average 5.375) internal successors, (43), 10 states have internal predecessors, (43), 6 states have call successors, (17), 2 states have call predecessors, (17), 3 states have return successors, (16), 6 states have call predecessors, (16), 6 states have call successors, (16) [2022-11-22 02:39:42,321 INFO L276 IsEmpty]: Start isEmpty. Operand 42346 states and 64152 transitions. [2022-11-22 02:39:42,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-11-22 02:39:42,325 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:39:42,326 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 02:39:42,326 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-22 02:39:42,326 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_linux_fs_char_dev_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 42 more)] === [2022-11-22 02:39:42,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:39:42,327 INFO L85 PathProgramCache]: Analyzing trace with hash 228233856, now seen corresponding path program 1 times [2022-11-22 02:39:42,327 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:39:42,327 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [35556807] [2022-11-22 02:39:42,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:39:42,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:39:42,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:39:42,731 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2022-11-22 02:39:42,732 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:39:42,732 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [35556807] [2022-11-22 02:39:42,732 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [35556807] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:39:42,732 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:39:42,732 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 02:39:42,733 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1592421207] [2022-11-22 02:39:42,733 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:39:42,733 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 02:39:42,733 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:39:42,734 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 02:39:42,734 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 02:39:42,734 INFO L87 Difference]: Start difference. First operand 42346 states and 64152 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) [2022-11-22 02:39:52,282 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.85s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:39:54,273 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.99s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:39:57,043 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:39:59,065 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:39:59,065 INFO L93 Difference]: Finished difference Result 43589 states and 65726 transitions. [2022-11-22 02:39:59,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-22 02:39:59,066 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 98 [2022-11-22 02:39:59,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:39:59,323 INFO L225 Difference]: With dead ends: 43589 [2022-11-22 02:39:59,324 INFO L226 Difference]: Without dead ends: 43587 [2022-11-22 02:39:59,335 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 [2022-11-22 02:39:59,336 INFO L413 NwaCegarLoop]: 5257 mSDtfsCounter, 4230 mSDsluCounter, 8978 mSDsCounter, 0 mSdLazyCounter, 1636 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4232 SdHoareTripleChecker+Valid, 14235 SdHoareTripleChecker+Invalid, 1638 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 1636 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.9s IncrementalHoareTripleChecker+Time [2022-11-22 02:39:59,336 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4232 Valid, 14235 Invalid, 1638 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 1636 Invalid, 0 Unknown, 0 Unchecked, 13.9s Time] [2022-11-22 02:39:59,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43587 states. [2022-11-22 02:40:01,781 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43587 to 43434. [2022-11-22 02:40:01,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43434 states, 25909 states have (on average 1.3294994017522868) internal successors, (34446), 27202 states have internal predecessors, (34446), 14815 states have call successors, (14815), 2662 states have call predecessors, (14815), 2673 states have return successors, (16319), 14283 states have call predecessors, (16319), 14813 states have call successors, (16319) [2022-11-22 02:40:02,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43434 states to 43434 states and 65580 transitions. [2022-11-22 02:40:02,172 INFO L78 Accepts]: Start accepts. Automaton has 43434 states and 65580 transitions. Word has length 98 [2022-11-22 02:40:02,173 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:40:02,173 INFO L495 AbstractCegarLoop]: Abstraction has 43434 states and 65580 transitions. [2022-11-22 02:40:02,173 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) [2022-11-22 02:40:02,174 INFO L276 IsEmpty]: Start isEmpty. Operand 43434 states and 65580 transitions. [2022-11-22 02:40:02,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-11-22 02:40:02,176 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:40:02,176 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 02:40:02,176 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-11-22 02:40:02,176 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_linux_fs_char_dev_unregister_chrdev_regionErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 42 more)] === [2022-11-22 02:40:02,177 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:40:02,177 INFO L85 PathProgramCache]: Analyzing trace with hash 249787307, now seen corresponding path program 1 times [2022-11-22 02:40:02,177 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:40:02,177 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1891005967] [2022-11-22 02:40:02,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:40:02,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:40:02,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:40:04,353 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2022-11-22 02:40:04,353 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:40:04,353 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1891005967] [2022-11-22 02:40:04,354 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1891005967] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:40:04,354 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:40:04,354 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-11-22 02:40:04,354 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [670203085] [2022-11-22 02:40:04,354 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:40:04,354 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-11-22 02:40:04,355 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:40:04,355 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-11-22 02:40:04,355 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=133, Unknown=0, NotChecked=0, Total=156 [2022-11-22 02:40:04,355 INFO L87 Difference]: Start difference. First operand 43434 states and 65580 transitions. Second operand has 13 states, 9 states have (on average 4.555555555555555) internal successors, (41), 10 states have internal predecessors, (41), 6 states have call successors, (18), 2 states have call predecessors, (18), 4 states have return successors, (17), 7 states have call predecessors, (17), 6 states have call successors, (17) [2022-11-22 02:40:21,193 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:40:23,098 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.90s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:40:24,616 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:40:26,795 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:40:29,945 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:40:34,569 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.66s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:40:36,578 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:40:37,674 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:40:38,861 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:40:41,453 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:40:44,404 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:40:45,557 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:40:47,373 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.82s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:40:50,775 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.76s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:40:53,707 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:40:55,715 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:40:58,552 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.88s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:40:59,855 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:41:01,213 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:41:03,955 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:41:05,006 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 [] [2022-11-22 02:41:09,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:41:09,557 INFO L93 Difference]: Finished difference Result 108395 states and 163874 transitions. [2022-11-22 02:41:09,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-22 02:41:09,558 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 9 states have (on average 4.555555555555555) internal successors, (41), 10 states have internal predecessors, (41), 6 states have call successors, (18), 2 states have call predecessors, (18), 4 states have return successors, (17), 7 states have call predecessors, (17), 6 states have call successors, (17) Word has length 98 [2022-11-22 02:41:09,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:41:10,043 INFO L225 Difference]: With dead ends: 108395 [2022-11-22 02:41:10,043 INFO L226 Difference]: Without dead ends: 86829 [2022-11-22 02:41:10,128 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=87, Invalid=513, Unknown=0, NotChecked=0, Total=600 [2022-11-22 02:41:10,129 INFO L413 NwaCegarLoop]: 4335 mSDtfsCounter, 5498 mSDsluCounter, 46847 mSDsCounter, 0 mSdLazyCounter, 10224 mSolverCounterSat, 1351 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 57.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5578 SdHoareTripleChecker+Valid, 51182 SdHoareTripleChecker+Invalid, 11580 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 1351 IncrementalHoareTripleChecker+Valid, 10224 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 58.6s IncrementalHoareTripleChecker+Time [2022-11-22 02:41:10,129 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5578 Valid, 51182 Invalid, 11580 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [1351 Valid, 10224 Invalid, 5 Unknown, 0 Unchecked, 58.6s Time] [2022-11-22 02:41:10,194 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86829 states. [2022-11-22 02:41:16,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86829 to 86160. [2022-11-22 02:41:16,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86160 states, 51411 states have (on average 1.3308435937834315) internal successors, (68420), 53956 states have internal predecessors, (68420), 29477 states have call successors, (29477), 5210 states have call predecessors, (29477), 5235 states have return successors, (32489), 28419 states have call predecessors, (32489), 29475 states have call successors, (32489) [2022-11-22 02:41:17,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86160 states to 86160 states and 130386 transitions. [2022-11-22 02:41:17,343 INFO L78 Accepts]: Start accepts. Automaton has 86160 states and 130386 transitions. Word has length 98 [2022-11-22 02:41:17,344 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:41:17,344 INFO L495 AbstractCegarLoop]: Abstraction has 86160 states and 130386 transitions. [2022-11-22 02:41:17,344 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 9 states have (on average 4.555555555555555) internal successors, (41), 10 states have internal predecessors, (41), 6 states have call successors, (18), 2 states have call predecessors, (18), 4 states have return successors, (17), 7 states have call predecessors, (17), 6 states have call successors, (17) [2022-11-22 02:41:17,344 INFO L276 IsEmpty]: Start isEmpty. Operand 86160 states and 130386 transitions. [2022-11-22 02:41:17,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-11-22 02:41:17,347 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:41:17,347 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 02:41:17,347 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-11-22 02:41:17,348 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 42 more)] === [2022-11-22 02:41:17,348 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:41:17,348 INFO L85 PathProgramCache]: Analyzing trace with hash -993983120, now seen corresponding path program 1 times [2022-11-22 02:41:17,348 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:41:17,349 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1819108492] [2022-11-22 02:41:17,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:41:17,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:41:17,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:41:17,847 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2022-11-22 02:41:17,848 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:41:17,848 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1819108492] [2022-11-22 02:41:17,848 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1819108492] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:41:17,848 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:41:17,849 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 02:41:17,849 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [660098574] [2022-11-22 02:41:17,849 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:41:17,849 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 02:41:17,850 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:41:17,850 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 02:41:17,850 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 02:41:17,851 INFO L87 Difference]: Start difference. First operand 86160 states and 130386 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)