./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--net--ethernet--qlogic--qlge--qlge.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/bin/utaipan-TEXQjIfE4P/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/bin/utaipan-TEXQjIfE4P/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/bin/utaipan-TEXQjIfE4P/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/bin/utaipan-TEXQjIfE4P/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/bin/utaipan-TEXQjIfE4P --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 1bc7547cdb39f2ba95c33e19f5c3f9dcbde8eb53e3332f9361a900d34f55aa51 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 01:54:51,825 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 01:54:51,827 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 01:54:51,879 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 01:54:51,879 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 01:54:51,886 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 01:54:51,889 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 01:54:51,894 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 01:54:51,897 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 01:54:51,904 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 01:54:51,905 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 01:54:51,907 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 01:54:51,908 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 01:54:51,911 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 01:54:51,914 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 01:54:51,918 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 01:54:51,920 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 01:54:51,921 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 01:54:51,924 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 01:54:51,935 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 01:54:51,937 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 01:54:51,939 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 01:54:51,943 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 01:54:51,944 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 01:54:51,948 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 01:54:51,948 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 01:54:51,949 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 01:54:51,951 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 01:54:51,952 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 01:54:51,954 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 01:54:51,955 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 01:54:51,956 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 01:54:51,958 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 01:54:51,959 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 01:54:51,961 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 01:54:51,961 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 01:54:51,962 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 01:54:51,962 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 01:54:51,962 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 01:54:51,963 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 01:54:51,964 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 01:54:51,965 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-21 01:54:52,017 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 01:54:52,017 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 01:54:52,018 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-21 01:54:52,018 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-21 01:54:52,019 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 01:54:52,026 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-21 01:54:52,026 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-21 01:54:52,027 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-21 01:54:52,027 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-21 01:54:52,027 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-21 01:54:52,028 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-21 01:54:52,028 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-21 01:54:52,029 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-21 01:54:52,029 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-21 01:54:52,029 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-21 01:54:52,029 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-21 01:54:52,030 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-21 01:54:52,030 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-21 01:54:52,031 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 01:54:52,031 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 01:54:52,032 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 01:54:52,032 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 01:54:52,032 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 01:54:52,032 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 01:54:52,032 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 01:54:52,033 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 01:54:52,034 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 01:54:52,035 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 01:54:52,035 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-21 01:54:52,035 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-21 01:54:52,035 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 01:54:52,036 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 01:54:52,036 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 01:54:52,036 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-21 01:54:52,037 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 01:54:52,037 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 01:54:52,037 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-21 01:54:52,037 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-21 01:54:52,038 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_20c06781-4dae-485a-849f-3b32a1642717/bin/utaipan-TEXQjIfE4P/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/bin/utaipan-TEXQjIfE4P Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1bc7547cdb39f2ba95c33e19f5c3f9dcbde8eb53e3332f9361a900d34f55aa51 [2021-11-21 01:54:52,329 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 01:54:52,370 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 01:54:52,373 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 01:54:52,375 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 01:54:52,375 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 01:54:52,377 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/bin/utaipan-TEXQjIfE4P/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i [2021-11-21 01:54:52,444 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/bin/utaipan-TEXQjIfE4P/data/21edacb93/6a6ef7bdb9964faea20b2ea5d4d4f37f/FLAGdab48047e [2021-11-21 01:54:53,684 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 01:54:53,685 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i [2021-11-21 01:54:53,783 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/bin/utaipan-TEXQjIfE4P/data/21edacb93/6a6ef7bdb9964faea20b2ea5d4d4f37f/FLAGdab48047e [2021-11-21 01:54:53,852 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/bin/utaipan-TEXQjIfE4P/data/21edacb93/6a6ef7bdb9964faea20b2ea5d4d4f37f [2021-11-21 01:54:53,854 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 01:54:53,856 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 01:54:53,859 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 01:54:53,860 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 01:54:53,865 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 01:54:53,867 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 01:54:53" (1/1) ... [2021-11-21 01:54:53,868 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a6b25ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:54:53, skipping insertion in model container [2021-11-21 01:54:53,868 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 01:54:53" (1/1) ... [2021-11-21 01:54:53,876 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 01:54:54,155 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 01:55:05,861 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[739448,739461] [2021-11-21 01:55:05,865 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[739593,739606] [2021-11-21 01:55:05,866 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[739739,739752] [2021-11-21 01:55:05,866 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[739904,739917] [2021-11-21 01:55:05,867 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[740062,740075] [2021-11-21 01:55:05,868 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[740220,740233] [2021-11-21 01:55:05,868 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[740378,740391] [2021-11-21 01:55:05,869 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[740538,740551] [2021-11-21 01:55:05,869 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[740697,740710] [2021-11-21 01:55:05,870 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[740836,740849] [2021-11-21 01:55:05,871 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[740978,740991] [2021-11-21 01:55:05,872 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[741127,741140] [2021-11-21 01:55:05,872 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[741266,741279] [2021-11-21 01:55:05,873 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[741421,741434] [2021-11-21 01:55:05,873 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[741581,741594] [2021-11-21 01:55:05,874 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[741732,741745] [2021-11-21 01:55:05,874 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[741883,741896] [2021-11-21 01:55:05,875 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[742035,742048] [2021-11-21 01:55:05,877 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[742184,742197] [2021-11-21 01:55:05,878 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[742332,742345] [2021-11-21 01:55:05,879 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[742489,742502] [2021-11-21 01:55:05,880 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[742638,742651] [2021-11-21 01:55:05,889 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[742794,742807] [2021-11-21 01:55:05,891 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[742947,742960] [2021-11-21 01:55:05,892 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[743093,743106] [2021-11-21 01:55:05,892 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[743236,743249] [2021-11-21 01:55:05,893 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[743388,743401] [2021-11-21 01:55:05,894 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[743534,743547] [2021-11-21 01:55:05,895 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[743679,743692] [2021-11-21 01:55:05,896 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[743833,743846] [2021-11-21 01:55:05,897 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[743984,743997] [2021-11-21 01:55:05,898 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[744139,744152] [2021-11-21 01:55:05,899 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[744291,744304] [2021-11-21 01:55:05,899 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[744446,744459] [2021-11-21 01:55:05,900 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[744610,744623] [2021-11-21 01:55:05,900 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[744766,744779] [2021-11-21 01:55:05,902 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[744930,744943] [2021-11-21 01:55:05,903 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[745072,745085] [2021-11-21 01:55:05,903 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[745230,745243] [2021-11-21 01:55:05,904 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[745397,745410] [2021-11-21 01:55:05,904 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[745556,745569] [2021-11-21 01:55:05,905 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[745715,745728] [2021-11-21 01:55:05,905 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[745864,745877] [2021-11-21 01:55:05,906 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[746011,746024] [2021-11-21 01:55:05,906 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[746150,746163] [2021-11-21 01:55:05,907 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[746313,746326] [2021-11-21 01:55:05,907 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[746479,746492] [2021-11-21 01:55:05,909 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[746643,746656] [2021-11-21 01:55:05,909 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[746808,746821] [2021-11-21 01:55:05,910 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[746973,746986] [2021-11-21 01:55:05,911 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[747139,747152] [2021-11-21 01:55:05,911 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[747304,747317] [2021-11-21 01:55:05,913 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[747471,747484] [2021-11-21 01:55:05,914 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[747631,747644] [2021-11-21 01:55:05,915 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[747793,747806] [2021-11-21 01:55:05,915 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[747952,747965] [2021-11-21 01:55:05,916 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[748098,748111] [2021-11-21 01:55:05,916 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[748241,748254] [2021-11-21 01:55:05,917 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[748385,748398] [2021-11-21 01:55:05,917 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[748528,748541] [2021-11-21 01:55:05,918 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[748672,748685] [2021-11-21 01:55:05,923 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[748813,748826] [2021-11-21 01:55:05,924 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[748951,748964] [2021-11-21 01:55:05,924 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[749109,749122] [2021-11-21 01:55:05,925 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[749268,749281] [2021-11-21 01:55:05,925 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[749424,749437] [2021-11-21 01:55:05,926 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[749573,749586] [2021-11-21 01:55:05,926 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[749725,749738] [2021-11-21 01:55:05,927 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[749876,749889] [2021-11-21 01:55:05,927 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[750025,750038] [2021-11-21 01:55:05,928 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[750177,750190] [2021-11-21 01:55:05,929 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[750325,750338] [2021-11-21 01:55:05,929 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[750478,750491] [2021-11-21 01:55:05,930 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[750629,750642] [2021-11-21 01:55:05,930 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[750779,750792] [2021-11-21 01:55:05,931 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[750926,750939] [2021-11-21 01:55:05,931 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[751077,751090] [2021-11-21 01:55:05,931 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[751228,751241] [2021-11-21 01:55:05,932 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[751376,751389] [2021-11-21 01:55:05,932 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[751542,751555] [2021-11-21 01:55:05,933 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[751711,751724] [2021-11-21 01:55:05,934 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[751878,751891] [2021-11-21 01:55:05,934 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[752046,752059] [2021-11-21 01:55:05,935 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[752196,752209] [2021-11-21 01:55:05,936 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[752343,752356] [2021-11-21 01:55:05,937 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[752504,752517] [2021-11-21 01:55:05,938 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[752674,752687] [2021-11-21 01:55:05,938 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[752836,752849] [2021-11-21 01:55:05,987 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 01:55:06,152 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 01:55:07,106 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[739448,739461] [2021-11-21 01:55:07,107 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[739593,739606] [2021-11-21 01:55:07,107 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[739739,739752] [2021-11-21 01:55:07,108 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[739904,739917] [2021-11-21 01:55:07,108 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[740062,740075] [2021-11-21 01:55:07,109 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[740220,740233] [2021-11-21 01:55:07,109 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[740378,740391] [2021-11-21 01:55:07,110 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[740538,740551] [2021-11-21 01:55:07,110 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[740697,740710] [2021-11-21 01:55:07,111 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[740836,740849] [2021-11-21 01:55:07,112 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[740978,740991] [2021-11-21 01:55:07,113 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[741127,741140] [2021-11-21 01:55:07,113 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[741266,741279] [2021-11-21 01:55:07,114 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[741421,741434] [2021-11-21 01:55:07,114 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[741581,741594] [2021-11-21 01:55:07,115 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[741732,741745] [2021-11-21 01:55:07,115 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[741883,741896] [2021-11-21 01:55:07,116 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[742035,742048] [2021-11-21 01:55:07,116 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[742184,742197] [2021-11-21 01:55:07,117 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[742332,742345] [2021-11-21 01:55:07,117 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[742489,742502] [2021-11-21 01:55:07,118 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[742638,742651] [2021-11-21 01:55:07,120 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[742794,742807] [2021-11-21 01:55:07,120 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[742947,742960] [2021-11-21 01:55:07,121 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[743093,743106] [2021-11-21 01:55:07,122 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[743236,743249] [2021-11-21 01:55:07,122 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[743388,743401] [2021-11-21 01:55:07,123 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[743534,743547] [2021-11-21 01:55:07,124 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[743679,743692] [2021-11-21 01:55:07,124 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[743833,743846] [2021-11-21 01:55:07,125 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[743984,743997] [2021-11-21 01:55:07,125 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[744139,744152] [2021-11-21 01:55:07,126 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[744291,744304] [2021-11-21 01:55:07,127 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[744446,744459] [2021-11-21 01:55:07,128 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[744610,744623] [2021-11-21 01:55:07,129 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[744766,744779] [2021-11-21 01:55:07,130 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[744930,744943] [2021-11-21 01:55:07,131 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[745072,745085] [2021-11-21 01:55:07,131 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[745230,745243] [2021-11-21 01:55:07,132 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[745397,745410] [2021-11-21 01:55:07,134 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[745556,745569] [2021-11-21 01:55:07,134 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[745715,745728] [2021-11-21 01:55:07,135 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[745864,745877] [2021-11-21 01:55:07,135 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[746011,746024] [2021-11-21 01:55:07,136 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[746150,746163] [2021-11-21 01:55:07,136 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[746313,746326] [2021-11-21 01:55:07,137 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[746479,746492] [2021-11-21 01:55:07,138 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[746643,746656] [2021-11-21 01:55:07,138 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[746808,746821] [2021-11-21 01:55:07,139 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[746973,746986] [2021-11-21 01:55:07,140 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[747139,747152] [2021-11-21 01:55:07,141 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[747304,747317] [2021-11-21 01:55:07,142 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[747471,747484] [2021-11-21 01:55:07,142 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[747631,747644] [2021-11-21 01:55:07,144 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[747793,747806] [2021-11-21 01:55:07,145 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[747952,747965] [2021-11-21 01:55:07,149 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[748098,748111] [2021-11-21 01:55:07,149 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[748241,748254] [2021-11-21 01:55:07,150 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[748385,748398] [2021-11-21 01:55:07,151 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[748528,748541] [2021-11-21 01:55:07,152 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[748672,748685] [2021-11-21 01:55:07,154 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[748813,748826] [2021-11-21 01:55:07,160 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[748951,748964] [2021-11-21 01:55:07,161 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[749109,749122] [2021-11-21 01:55:07,162 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[749268,749281] [2021-11-21 01:55:07,167 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[749424,749437] [2021-11-21 01:55:07,168 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[749573,749586] [2021-11-21 01:55:07,168 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[749725,749738] [2021-11-21 01:55:07,169 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[749876,749889] [2021-11-21 01:55:07,169 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[750025,750038] [2021-11-21 01:55:07,170 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[750177,750190] [2021-11-21 01:55:07,170 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[750325,750338] [2021-11-21 01:55:07,171 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[750478,750491] [2021-11-21 01:55:07,171 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[750629,750642] [2021-11-21 01:55:07,171 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[750779,750792] [2021-11-21 01:55:07,172 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[750926,750939] [2021-11-21 01:55:07,172 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[751077,751090] [2021-11-21 01:55:07,173 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[751228,751241] [2021-11-21 01:55:07,175 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[751376,751389] [2021-11-21 01:55:07,176 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[751542,751555] [2021-11-21 01:55:07,176 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[751711,751724] [2021-11-21 01:55:07,177 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[751878,751891] [2021-11-21 01:55:07,178 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[752046,752059] [2021-11-21 01:55:07,178 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[752196,752209] [2021-11-21 01:55:07,179 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[752343,752356] [2021-11-21 01:55:07,179 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[752504,752517] [2021-11-21 01:55:07,180 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[752674,752687] [2021-11-21 01:55:07,180 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i[752836,752849] [2021-11-21 01:55:07,188 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 01:55:07,845 INFO L208 MainTranslator]: Completed translation [2021-11-21 01:55:07,846 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:55:07 WrapperNode [2021-11-21 01:55:07,846 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 01:55:07,847 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 01:55:07,848 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 01:55:07,848 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 01:55:07,857 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:55:07" (1/1) ... [2021-11-21 01:55:08,156 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:55:07" (1/1) ... [2021-11-21 01:55:08,745 INFO L137 Inliner]: procedures = 1027, calls = 7914, calls flagged for inlining = 492, calls inlined = 395, statements flattened = 16094 [2021-11-21 01:55:08,746 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 01:55:08,748 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 01:55:08,748 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 01:55:08,748 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 01:55:08,759 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:55:07" (1/1) ... [2021-11-21 01:55:08,759 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:55:07" (1/1) ... [2021-11-21 01:55:08,865 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:55:07" (1/1) ... [2021-11-21 01:55:08,866 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:55:07" (1/1) ... [2021-11-21 01:55:09,495 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:55:07" (1/1) ... [2021-11-21 01:55:09,564 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:55:07" (1/1) ... [2021-11-21 01:55:09,641 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:55:07" (1/1) ... [2021-11-21 01:55:09,930 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 01:55:09,932 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 01:55:09,932 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 01:55:09,932 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 01:55:09,933 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:55:07" (1/1) ... [2021-11-21 01:55:09,943 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-21 01:55:09,960 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/bin/utaipan-TEXQjIfE4P/z3 [2021-11-21 01:55:10,004 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-21 01:55:10,074 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-21 01:55:10,150 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_129 [2021-11-21 01:55:10,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_129 [2021-11-21 01:55:10,151 INFO L130 BoogieDeclarations]: Found specification of procedure ipv6_hdr [2021-11-21 01:55:10,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ipv6_hdr [2021-11-21 01:55:10,151 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2021-11-21 01:55:10,151 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2021-11-21 01:55:10,151 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2021-11-21 01:55:10,151 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_irq [2021-11-21 01:55:10,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_irq [2021-11-21 01:55:10,152 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_both_serdes [2021-11-21 01:55:10,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_both_serdes [2021-11-21 01:55:10,152 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_xgmac_reg [2021-11-21 01:55:10,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_xgmac_reg [2021-11-21 01:55:10,152 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_reset [2021-11-21 01:55:10,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_reset [2021-11-21 01:55:10,153 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2021-11-21 01:55:10,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2021-11-21 01:55:10,153 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_cpu [2021-11-21 01:55:10,153 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_cpu [2021-11-21 01:55:10,153 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-11-21 01:55:10,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-11-21 01:55:10,154 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-11-21 01:55:10,154 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-11-21 01:55:10,154 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-11-21 01:55:10,154 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-11-21 01:55:10,154 INFO L130 BoogieDeclarations]: Found specification of procedure PageTail [2021-11-21 01:55:10,154 INFO L138 BoogieDeclarations]: Found implementation of procedure PageTail [2021-11-21 01:55:10,155 INFO L130 BoogieDeclarations]: Found specification of procedure ql_release_all [2021-11-21 01:55:10,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_release_all [2021-11-21 01:55:10,155 INFO L130 BoogieDeclarations]: Found specification of procedure skb_checksum_none_assert [2021-11-21 01:55:10,155 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_checksum_none_assert [2021-11-21 01:55:10,155 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-11-21 01:55:10,155 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-11-21 01:55:10,155 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-11-21 01:55:10,156 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-11-21 01:55:10,156 INFO L130 BoogieDeclarations]: Found specification of procedure ql_dump_risc_ram_area [2021-11-21 01:55:10,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_dump_risc_ram_area [2021-11-21 01:55:10,156 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_other_func_reg [2021-11-21 01:55:10,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_other_func_reg [2021-11-21 01:55:10,156 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2021-11-21 01:55:10,157 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2021-11-21 01:55:10,157 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_xgmac_regs [2021-11-21 01:55:10,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_xgmac_regs [2021-11-21 01:55:10,157 INFO L130 BoogieDeclarations]: Found specification of procedure ql_update_buffer_queues [2021-11-21 01:55:10,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_update_buffer_queues [2021-11-21 01:55:10,157 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_cam_entries [2021-11-21 01:55:10,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_cam_entries [2021-11-21 01:55:10,158 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_mem_resources [2021-11-21 01:55:10,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_mem_resources [2021-11-21 01:55:10,158 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2021-11-21 01:55:10,158 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2021-11-21 01:55:10,158 INFO L130 BoogieDeclarations]: Found specification of procedure ql_eeh_close [2021-11-21 01:55:10,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_eeh_close [2021-11-21 01:55:10,159 INFO L130 BoogieDeclarations]: Found specification of procedure netif_receive_skb [2021-11-21 01:55:10,159 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_receive_skb [2021-11-21 01:55:10,159 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2021-11-21 01:55:10,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2021-11-21 01:55:10,159 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-21 01:55:10,159 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-21 01:55:10,160 INFO L130 BoogieDeclarations]: Found specification of procedure skb_record_rx_queue [2021-11-21 01:55:10,160 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_record_rx_queue [2021-11-21 01:55:10,160 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2021-11-21 01:55:10,160 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2021-11-21 01:55:10,160 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-11-21 01:55:10,160 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-11-21 01:55:10,161 INFO L130 BoogieDeclarations]: Found specification of procedure ql_build_coredump_seg_header [2021-11-21 01:55:10,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_build_coredump_seg_header [2021-11-21 01:55:10,161 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_close [2021-11-21 01:55:10,161 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_close [2021-11-21 01:55:10,161 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_mb_sts [2021-11-21 01:55:10,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_mb_sts [2021-11-21 01:55:10,161 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-11-21 01:55:10,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-11-21 01:55:10,162 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_hw_lock_of_ql_adapter [2021-11-21 01:55:10,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_hw_lock_of_ql_adapter [2021-11-21 01:55:10,162 INFO L130 BoogieDeclarations]: Found specification of procedure pci_zalloc_consistent [2021-11-21 01:55:10,162 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_zalloc_consistent [2021-11-21 01:55:10,162 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2021-11-21 01:55:10,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2021-11-21 01:55:10,163 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-21 01:55:10,163 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2021-11-21 01:55:10,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2021-11-21 01:55:10,163 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2021-11-21 01:55:10,163 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2021-11-21 01:55:10,163 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2021-11-21 01:55:10,164 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2021-11-21 01:55:10,164 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_offset [2021-11-21 01:55:10,164 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_offset [2021-11-21 01:55:10,164 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-11-21 01:55:10,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-11-21 01:55:10,164 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2021-11-21 01:55:10,164 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2021-11-21 01:55:10,165 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2021-11-21 01:55:10,165 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2021-11-21 01:55:10,165 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write32 [2021-11-21 01:55:10,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write32 [2021-11-21 01:55:10,165 INFO L130 BoogieDeclarations]: Found specification of procedure ql_cam_route_initialize [2021-11-21 01:55:10,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_cam_route_initialize [2021-11-21 01:55:10,165 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2021-11-21 01:55:10,166 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2021-11-21 01:55:10,166 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-11-21 01:55:10,166 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-11-21 01:55:10,166 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2021-11-21 01:55:10,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2021-11-21 01:55:10,166 INFO L130 BoogieDeclarations]: Found specification of procedure ql_wait_other_func_reg_rdy [2021-11-21 01:55:10,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_wait_other_func_reg_rdy [2021-11-21 01:55:10,167 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-21 01:55:10,167 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_mpi_reg [2021-11-21 01:55:10,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_mpi_reg [2021-11-21 01:55:10,167 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2021-11-21 01:55:10,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2021-11-21 01:55:10,167 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2021-11-21 01:55:10,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2021-11-21 01:55:10,168 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 01:55:10,168 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-21 01:55:10,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-21 01:55:10,168 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-11-21 01:55:10,168 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-11-21 01:55:10,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-21 01:55:10,168 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-21 01:55:10,169 INFO L130 BoogieDeclarations]: Found specification of procedure ql_sem_unlock [2021-11-21 01:55:10,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_sem_unlock [2021-11-21 01:55:10,169 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2021-11-21 01:55:10,169 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2021-11-21 01:55:10,169 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_8012_flash_params [2021-11-21 01:55:10,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_8012_flash_params [2021-11-21 01:55:10,170 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-11-21 01:55:10,170 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-11-21 01:55:10,170 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_other_func_serdes_reg [2021-11-21 01:55:10,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_other_func_serdes_reg [2021-11-21 01:55:10,170 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2021-11-21 01:55:10,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2021-11-21 01:55:10,170 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_150 [2021-11-21 01:55:10,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_150 [2021-11-21 01:55:10,171 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-11-21 01:55:10,171 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-11-21 01:55:10,171 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2021-11-21 01:55:10,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2021-11-21 01:55:10,171 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2021-11-21 01:55:10,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2021-11-21 01:55:10,172 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2021-11-21 01:55:10,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2021-11-21 01:55:10,172 INFO L130 BoogieDeclarations]: Found specification of procedure ql_8000_port_initialize [2021-11-21 01:55:10,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_8000_port_initialize [2021-11-21 01:55:10,172 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-11-21 01:55:10,172 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-11-21 01:55:10,172 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 01:55:10,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 01:55:10,173 INFO L130 BoogieDeclarations]: Found specification of procedure ql_8012_port_initialize [2021-11-21 01:55:10,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_8012_port_initialize [2021-11-21 01:55:10,173 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_flash_word [2021-11-21 01:55:10,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_flash_word [2021-11-21 01:55:10,182 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-11-21 01:55:10,182 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-11-21 01:55:10,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-21 01:55:10,182 INFO L130 BoogieDeclarations]: Found specification of procedure csum_tcpudp_magic [2021-11-21 01:55:10,183 INFO L138 BoogieDeclarations]: Found implementation of procedure csum_tcpudp_magic [2021-11-21 01:55:10,183 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-11-21 01:55:10,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-11-21 01:55:10,183 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2021-11-21 01:55:10,183 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2021-11-21 01:55:10,183 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-11-21 01:55:10,183 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-11-21 01:55:10,184 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-11-21 01:55:10,184 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_cq_idx [2021-11-21 01:55:10,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_cq_idx [2021-11-21 01:55:10,184 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2021-11-21 01:55:10,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2021-11-21 01:55:10,184 INFO L130 BoogieDeclarations]: Found specification of procedure ql_link_on [2021-11-21 01:55:10,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_link_on [2021-11-21 01:55:10,185 INFO L130 BoogieDeclarations]: Found specification of procedure napi_gro_receive [2021-11-21 01:55:10,185 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_gro_receive [2021-11-21 01:55:10,185 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2021-11-21 01:55:10,185 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2021-11-21 01:55:10,185 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2021-11-21 01:55:10,185 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2021-11-21 01:55:10,186 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2021-11-21 01:55:10,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2021-11-21 01:55:10,186 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-21 01:55:10,186 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-21 01:55:10,186 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_io_mem_unmap [2021-11-21 01:55:10,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_io_mem_unmap [2021-11-21 01:55:10,186 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2021-11-21 01:55:10,187 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2021-11-21 01:55:10,187 INFO L130 BoogieDeclarations]: Found specification of procedure ql_update_cq [2021-11-21 01:55:10,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_update_cq [2021-11-21 01:55:10,187 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2021-11-21 01:55:10,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2021-11-21 01:55:10,187 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2021-11-21 01:55:10,188 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2021-11-21 01:55:10,188 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2021-11-21 01:55:10,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2021-11-21 01:55:10,188 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-21 01:55:10,188 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-21 01:55:10,188 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-21 01:55:10,188 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2021-11-21 01:55:10,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2021-11-21 01:55:10,189 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_curr_sbuf [2021-11-21 01:55:10,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_curr_sbuf [2021-11-21 01:55:10,189 INFO L130 BoogieDeclarations]: Found specification of procedure ql_realign_skb [2021-11-21 01:55:10,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_realign_skb [2021-11-21 01:55:10,189 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_routing_entries [2021-11-21 01:55:10,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_routing_entries [2021-11-21 01:55:10,190 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-21 01:55:10,190 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_mpi_mutex_of_ql_adapter [2021-11-21 01:55:10,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_mpi_mutex_of_ql_adapter [2021-11-21 01:55:10,190 INFO L130 BoogieDeclarations]: Found specification of procedure put_page [2021-11-21 01:55:10,190 INFO L138 BoogieDeclarations]: Found implementation of procedure put_page [2021-11-21 01:55:10,190 INFO L130 BoogieDeclarations]: Found specification of procedure ql_process_mac_split_rx_intr [2021-11-21 01:55:10,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_process_mac_split_rx_intr [2021-11-21 01:55:10,191 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_suspend [2021-11-21 01:55:10,191 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_suspend [2021-11-21 01:55:10,191 INFO L130 BoogieDeclarations]: Found specification of procedure __vlan_hwaccel_put_tag [2021-11-21 01:55:10,191 INFO L138 BoogieDeclarations]: Found implementation of procedure __vlan_hwaccel_put_tag [2021-11-21 01:55:10,191 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2021-11-21 01:55:10,191 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2021-11-21 01:55:10,191 INFO L130 BoogieDeclarations]: Found specification of procedure ql_cancel_all_work_sync [2021-11-21 01:55:10,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_cancel_all_work_sync [2021-11-21 01:55:10,192 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-21 01:55:10,192 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-21 01:55:10,192 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2021-11-21 01:55:10,192 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2021-11-21 01:55:10,192 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-21 01:55:10,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-21 01:55:10,192 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2021-11-21 01:55:10,193 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2021-11-21 01:55:10,193 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2021-11-21 01:55:10,193 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2021-11-21 01:55:10,193 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2021-11-21 01:55:10,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2021-11-21 01:55:10,193 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2021-11-21 01:55:10,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2021-11-21 01:55:10,193 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2021-11-21 01:55:10,194 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2021-11-21 01:55:10,194 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_offset [2021-11-21 01:55:10,194 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_offset [2021-11-21 01:55:10,194 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-11-21 01:55:10,194 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-11-21 01:55:10,194 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2021-11-21 01:55:10,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2021-11-21 01:55:10,195 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mb_get_port_cfg [2021-11-21 01:55:10,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mb_get_port_cfg [2021-11-21 01:55:10,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-21 01:55:10,195 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2021-11-21 01:55:10,195 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2021-11-21 01:55:10,195 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-21 01:55:10,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-21 01:55:10,196 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_register_10_2 [2021-11-21 01:55:10,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_register_10_2 [2021-11-21 01:55:10,196 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_down [2021-11-21 01:55:10,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_down [2021-11-21 01:55:10,196 INFO L130 BoogieDeclarations]: Found specification of procedure ql_queue_fw_error [2021-11-21 01:55:10,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_queue_fw_error [2021-11-21 01:55:10,196 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mpi_handler [2021-11-21 01:55:10,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mpi_handler [2021-11-21 01:55:10,197 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_xgmac_reg64 [2021-11-21 01:55:10,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_xgmac_reg64 [2021-11-21 01:55:10,197 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2021-11-21 01:55:10,197 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2021-11-21 01:55:10,197 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mb_set_mgmnt_traffic_ctl [2021-11-21 01:55:10,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mb_set_mgmnt_traffic_ctl [2021-11-21 01:55:10,226 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_other_func_reg [2021-11-21 01:55:10,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_other_func_reg [2021-11-21 01:55:10,226 INFO L130 BoogieDeclarations]: Found specification of procedure ql_wait_reg_rdy [2021-11-21 01:55:10,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_wait_reg_rdy [2021-11-21 01:55:10,227 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2021-11-21 01:55:10,227 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2021-11-21 01:55:10,227 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mb_set_led_cfg [2021-11-21 01:55:10,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mb_set_led_cfg [2021-11-21 01:55:10,228 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_cfg [2021-11-21 01:55:10,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_cfg [2021-11-21 01:55:10,228 INFO L130 BoogieDeclarations]: Found specification of procedure ql_lbq_block_size [2021-11-21 01:55:10,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_lbq_block_size [2021-11-21 01:55:10,228 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-11-21 01:55:10,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-11-21 01:55:10,229 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_128 [2021-11-21 01:55:10,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_128 [2021-11-21 01:55:10,229 INFO L130 BoogieDeclarations]: Found specification of procedure netif_get_num_default_rss_queues [2021-11-21 01:55:10,229 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_get_num_default_rss_queues [2021-11-21 01:55:10,229 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_ets_regs [2021-11-21 01:55:10,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_ets_regs [2021-11-21 01:55:10,230 INFO L130 BoogieDeclarations]: Found specification of procedure ql_wait_cfg [2021-11-21 01:55:10,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_wait_cfg [2021-11-21 01:55:10,230 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2021-11-21 01:55:10,230 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2021-11-21 01:55:10,231 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2021-11-21 01:55:10,242 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read32 [2021-11-21 01:55:10,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read32 [2021-11-21 01:55:10,242 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_intr_states [2021-11-21 01:55:10,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_intr_states [2021-11-21 01:55:10,242 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_device [2021-11-21 01:55:10,242 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_device [2021-11-21 01:55:10,242 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-11-21 01:55:10,243 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-11-21 01:55:10,243 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2021-11-21 01:55:10,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2021-11-21 01:55:10,243 INFO L130 BoogieDeclarations]: Found specification of procedure ql_timer [2021-11-21 01:55:10,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_timer [2021-11-21 01:55:10,243 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-21 01:55:10,244 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-21 01:55:10,244 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2021-11-21 01:55:10,244 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2021-11-21 01:55:10,244 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2021-11-21 01:55:10,244 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2021-11-21 01:55:10,244 INFO L130 BoogieDeclarations]: Found specification of procedure ql_enable_completion_interrupt [2021-11-21 01:55:10,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_enable_completion_interrupt [2021-11-21 01:55:10,245 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-21 01:55:10,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-21 01:55:10,245 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_io_mem_remap [2021-11-21 01:55:10,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_io_mem_remap [2021-11-21 01:55:10,245 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-11-21 01:55:10,245 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-11-21 01:55:10,245 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_send [2021-11-21 01:55:10,246 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_send [2021-11-21 01:55:10,246 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2021-11-21 01:55:10,246 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2021-11-21 01:55:10,246 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2021-11-21 01:55:10,246 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2021-11-21 01:55:10,246 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_del [2021-11-21 01:55:10,246 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_del [2021-11-21 01:55:10,247 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2021-11-21 01:55:10,247 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2021-11-21 01:55:10,247 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_regs_len [2021-11-21 01:55:10,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_regs_len [2021-11-21 01:55:10,247 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2021-11-21 01:55:10,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2021-11-21 01:55:10,247 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2021-11-21 01:55:10,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2021-11-21 01:55:10,248 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_io_resume [2021-11-21 01:55:10,248 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_io_resume [2021-11-21 01:55:10,248 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_timer_instance_5 [2021-11-21 01:55:10,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_timer_instance_5 [2021-11-21 01:55:10,248 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-21 01:55:10,248 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-21 01:55:10,249 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_shutdown [2021-11-21 01:55:10,249 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_shutdown [2021-11-21 01:55:10,249 INFO L130 BoogieDeclarations]: Found specification of procedure ql_update_mac_hdr_len [2021-11-21 01:55:10,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_update_mac_hdr_len [2021-11-21 01:55:10,249 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mailbox_command [2021-11-21 01:55:10,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mailbox_command [2021-11-21 01:55:10,249 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-11-21 01:55:10,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-11-21 01:55:10,250 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_irq_mask [2021-11-21 01:55:10,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_irq_mask [2021-11-21 01:55:10,250 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-11-21 01:55:10,250 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-11-21 01:55:10,250 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-11-21 01:55:10,250 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-11-21 01:55:10,251 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-21 01:55:10,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-21 01:55:10,251 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2021-11-21 01:55:10,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2021-11-21 01:55:10,251 INFO L130 BoogieDeclarations]: Found specification of procedure __qlge_vlan_rx_add_vid [2021-11-21 01:55:10,251 INFO L138 BoogieDeclarations]: Found implementation of procedure __qlge_vlan_rx_add_vid [2021-11-21 01:55:10,251 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_instance_callback_5_2 [2021-11-21 01:55:10,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_instance_callback_5_2 [2021-11-21 01:55:10,252 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2021-11-21 01:55:10,252 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2021-11-21 01:55:10,252 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-21 01:55:10,252 INFO L130 BoogieDeclarations]: Found specification of procedure ql_queue_asic_error [2021-11-21 01:55:10,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_queue_asic_error [2021-11-21 01:55:10,252 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2021-11-21 01:55:10,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2021-11-21 01:55:10,253 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_xgmac_reg [2021-11-21 01:55:10,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_xgmac_reg [2021-11-21 01:55:10,253 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_up [2021-11-21 01:55:10,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_up [2021-11-21 01:55:10,253 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-21 01:55:10,253 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-21 01:55:10,253 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_mac_addr_reg [2021-11-21 01:55:10,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_mac_addr_reg [2021-11-21 01:55:10,254 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2021-11-21 01:55:10,254 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2021-11-21 01:55:10,254 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-21 01:55:10,254 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_serdes_reg [2021-11-21 01:55:10,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_serdes_reg [2021-11-21 01:55:10,255 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-11-21 01:55:10,255 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-11-21 01:55:10,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-21 01:55:10,255 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2021-11-21 01:55:10,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2021-11-21 01:55:10,255 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_open [2021-11-21 01:55:10,255 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_open [2021-11-21 01:55:10,255 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-11-21 01:55:10,256 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-11-21 01:55:10,256 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2021-11-21 01:55:10,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2021-11-21 01:55:10,256 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-21 01:55:10,256 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-21 01:55:10,256 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2021-11-21 01:55:10,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2021-11-21 01:55:10,257 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2021-11-21 01:55:10,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2021-11-21 01:55:10,257 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_probe [2021-11-21 01:55:10,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_probe [2021-11-21 01:55:10,257 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-11-21 01:55:10,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-11-21 01:55:10,274 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_rx_buffers [2021-11-21 01:55:10,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_rx_buffers [2021-11-21 01:55:10,274 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2021-11-21 01:55:10,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2021-11-21 01:55:10,274 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_hw_lock_of_ql_adapter [2021-11-21 01:55:10,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_hw_lock_of_ql_adapter [2021-11-21 01:55:10,275 INFO L130 BoogieDeclarations]: Found specification of procedure ql_sem_trylock [2021-11-21 01:55:10,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_sem_trylock [2021-11-21 01:55:10,275 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mb_set_port_cfg [2021-11-21 01:55:10,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mb_set_port_cfg [2021-11-21 01:55:10,275 INFO L130 BoogieDeclarations]: Found specification of procedure __get_order [2021-11-21 01:55:10,275 INFO L138 BoogieDeclarations]: Found implementation of procedure __get_order [2021-11-21 01:55:10,275 INFO L130 BoogieDeclarations]: Found specification of procedure ql_sem_spinlock [2021-11-21 01:55:10,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_sem_spinlock [2021-11-21 01:55:10,276 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2021-11-21 01:55:10,276 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2021-11-21 01:55:10,276 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-11-21 01:55:10,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-11-21 01:55:10,276 INFO L130 BoogieDeclarations]: Found specification of procedure ql_disable_completion_interrupt [2021-11-21 01:55:10,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_disable_completion_interrupt [2021-11-21 01:55:10,276 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_fill_page_desc [2021-11-21 01:55:10,277 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_fill_page_desc [2021-11-21 01:55:10,277 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2021-11-21 01:55:10,277 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2021-11-21 01:55:10,277 INFO L130 BoogieDeclarations]: Found specification of procedure ql_clear_routing_entries [2021-11-21 01:55:10,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_clear_routing_entries [2021-11-21 01:55:10,277 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2021-11-21 01:55:10,277 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2021-11-21 01:55:10,278 INFO L130 BoogieDeclarations]: Found specification of procedure ql_link_off [2021-11-21 01:55:10,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_link_off [2021-11-21 01:55:10,278 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-11-21 01:55:10,278 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-11-21 01:55:10,278 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2021-11-21 01:55:10,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2021-11-21 01:55:10,278 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2021-11-21 01:55:10,279 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2021-11-21 01:55:10,279 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_tx_timeout [2021-11-21 01:55:10,279 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_tx_timeout [2021-11-21 01:55:10,279 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2021-11-21 01:55:10,279 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2021-11-21 01:55:10,279 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_mpi_regs [2021-11-21 01:55:10,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_mpi_regs [2021-11-21 01:55:10,280 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-11-21 01:55:10,280 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-11-21 01:55:10,280 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2021-11-21 01:55:10,280 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2021-11-21 01:55:10,280 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_subqueue [2021-11-21 01:55:10,280 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_subqueue [2021-11-21 01:55:10,280 INFO L130 BoogieDeclarations]: Found specification of procedure ql_release_adapter_resources [2021-11-21 01:55:10,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_release_adapter_resources [2021-11-21 01:55:10,281 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-21 01:55:10,281 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-21 01:55:10,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-21 01:55:10,281 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2021-11-21 01:55:10,281 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2021-11-21 01:55:10,281 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_rx_resources [2021-11-21 01:55:10,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_rx_resources [2021-11-21 01:55:10,282 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-11-21 01:55:10,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-11-21 01:55:10,297 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2021-11-21 01:55:10,298 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2021-11-21 01:55:10,298 INFO L130 BoogieDeclarations]: Found specification of procedure ql_disable_interrupts [2021-11-21 01:55:10,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_disable_interrupts [2021-11-21 01:55:10,298 INFO L130 BoogieDeclarations]: Found specification of procedure ql_soft_reset_mpi_risc [2021-11-21 01:55:10,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_soft_reset_mpi_risc [2021-11-21 01:55:10,298 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2021-11-21 01:55:10,299 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2021-11-21 01:55:10,299 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_remove [2021-11-21 01:55:10,299 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_remove [2021-11-21 01:55:10,299 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_set_multicast_list [2021-11-21 01:55:10,299 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_set_multicast_list [2021-11-21 01:55:10,299 INFO L130 BoogieDeclarations]: Found specification of procedure ql_tx_ring_clean [2021-11-21 01:55:10,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_tx_ring_clean [2021-11-21 01:55:10,300 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-11-21 01:55:10,300 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-11-21 01:55:10,300 INFO L130 BoogieDeclarations]: Found specification of procedure skb_fill_page_desc [2021-11-21 01:55:10,300 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_fill_page_desc [2021-11-21 01:55:10,300 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2021-11-21 01:55:10,300 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2021-11-21 01:55:10,300 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_mpi_reg [2021-11-21 01:55:10,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_mpi_reg [2021-11-21 01:55:10,301 INFO L130 BoogieDeclarations]: Found specification of procedure ql_clean_inbound_rx_ring [2021-11-21 01:55:10,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_clean_inbound_rx_ring [2021-11-21 01:55:10,301 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_subqueue [2021-11-21 01:55:10,301 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_subqueue [2021-11-21 01:55:10,301 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2021-11-21 01:55:10,301 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2021-11-21 01:55:10,301 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2021-11-21 01:55:10,302 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2021-11-21 01:55:10,302 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-11-21 01:55:10,302 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-11-21 01:55:10,302 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2021-11-21 01:55:10,302 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2021-11-21 01:55:10,302 INFO L130 BoogieDeclarations]: Found specification of procedure __pskb_pull_tail [2021-11-21 01:55:10,302 INFO L138 BoogieDeclarations]: Found implementation of procedure __pskb_pull_tail [2021-11-21 01:55:10,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-21 01:55:10,303 INFO L130 BoogieDeclarations]: Found specification of procedure ql_validate_flash [2021-11-21 01:55:10,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_validate_flash [2021-11-21 01:55:10,303 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2021-11-21 01:55:10,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2021-11-21 01:55:10,303 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2021-11-21 01:55:10,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2021-11-21 01:55:10,304 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-11-21 01:55:10,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-11-21 01:55:10,304 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2021-11-21 01:55:10,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2021-11-21 01:55:10,304 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_8000_flash_params [2021-11-21 01:55:10,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_8000_flash_params [2021-11-21 01:55:10,304 INFO L130 BoogieDeclarations]: Found specification of procedure ql_check_lb_frame [2021-11-21 01:55:10,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_check_lb_frame [2021-11-21 01:55:10,305 INFO L130 BoogieDeclarations]: Found specification of procedure ql_categorize_rx_err [2021-11-21 01:55:10,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_categorize_rx_err [2021-11-21 01:55:10,305 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2021-11-21 01:55:10,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2021-11-21 01:55:10,305 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-11-21 01:55:10,305 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-11-21 01:55:10,305 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_initialize [2021-11-21 01:55:10,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_initialize [2021-11-21 01:55:10,306 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2021-11-21 01:55:10,306 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2021-11-21 01:55:10,306 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_sh_reg [2021-11-21 01:55:10,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_sh_reg [2021-11-21 01:55:10,306 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2021-11-21 01:55:10,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2021-11-21 01:55:10,306 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2021-11-21 01:55:10,307 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2021-11-21 01:55:10,307 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_db_reg [2021-11-21 01:55:10,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_db_reg [2021-11-21 01:55:10,307 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-21 01:55:10,307 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-21 01:55:10,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2021-11-21 01:55:10,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2021-11-21 01:55:10,308 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2021-11-21 01:55:10,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2021-11-21 01:55:10,308 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2021-11-21 01:55:10,308 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2021-11-21 01:55:10,308 INFO L130 BoogieDeclarations]: Found specification of procedure ql_unmap_send [2021-11-21 01:55:10,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_unmap_send [2021-11-21 01:55:10,308 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2021-11-21 01:55:10,309 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2021-11-21 01:55:10,309 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_routing_reg [2021-11-21 01:55:10,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_routing_reg [2021-11-21 01:55:10,309 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2021-11-21 01:55:10,309 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2021-11-21 01:55:10,309 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_mpi_mutex_of_ql_adapter [2021-11-21 01:55:10,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_mpi_mutex_of_ql_adapter [2021-11-21 01:55:10,310 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-11-21 01:55:10,310 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-11-21 01:55:10,310 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_mac_addr_reg [2021-11-21 01:55:10,310 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_mac_addr_reg [2021-11-21 01:55:10,310 INFO L130 BoogieDeclarations]: Found specification of procedure ql_own_firmware [2021-11-21 01:55:10,310 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_own_firmware [2021-11-21 01:55:10,310 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2021-11-21 01:55:10,311 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2021-11-21 01:55:10,311 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2021-11-21 01:55:10,311 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2021-11-21 01:55:10,311 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_curr_lchunk [2021-11-21 01:55:10,311 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_curr_lchunk [2021-11-21 01:55:10,311 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-11-21 01:55:10,311 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-11-21 01:55:10,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 01:55:10,312 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_mac_addr [2021-11-21 01:55:10,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_mac_addr [2021-11-21 01:55:10,312 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_resume [2021-11-21 01:55:10,312 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_resume [2021-11-21 01:55:10,312 INFO L130 BoogieDeclarations]: Found specification of procedure ql_core_dump [2021-11-21 01:55:10,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_core_dump [2021-11-21 01:55:12,567 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 01:55:12,579 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 01:55:12,822 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-21 01:55:41,510 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 01:55:48,200 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 01:55:48,201 INFO L301 CfgBuilder]: Removed 5 assume(true) statements. [2021-11-21 01:55:48,210 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 01:55:48 BoogieIcfgContainer [2021-11-21 01:55:48,211 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 01:55:48,213 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-21 01:55:48,213 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-21 01:55:48,217 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-21 01:55:48,218 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 01:54:53" (1/3) ... [2021-11-21 01:55:48,219 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61a80e55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 01:55:48, skipping insertion in model container [2021-11-21 01:55:48,219 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:55:07" (2/3) ... [2021-11-21 01:55:48,219 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61a80e55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 01:55:48, skipping insertion in model container [2021-11-21 01:55:48,219 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 01:55:48" (3/3) ... [2021-11-21 01:55:48,221 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--net--ethernet--qlogic--qlge--qlge.ko.cil.i [2021-11-21 01:55:48,227 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-21 01:55:48,228 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 33 error locations. [2021-11-21 01:55:48,307 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-21 01:55:48,314 INFO L339 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, mLoopAccelerationTechnique=FAST_UPR [2021-11-21 01:55:48,315 INFO L340 AbstractCegarLoop]: Starting to check reachability of 33 error locations. [2021-11-21 01:55:48,446 INFO L276 IsEmpty]: Start isEmpty. Operand has 3903 states, 2311 states have (on average 1.3115534400692341) internal successors, (3031), 2423 states have internal predecessors, (3031), 1287 states have call successors, (1287), 272 states have call predecessors, (1287), 271 states have return successors, (1281), 1263 states have call predecessors, (1281), 1281 states have call successors, (1281) [2021-11-21 01:55:48,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-21 01:55:48,453 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:55:48,454 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 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] [2021-11-21 01:55:48,455 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_linux_arch_io_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2021-11-21 01:55:48,461 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:55:48,462 INFO L85 PathProgramCache]: Analyzing trace with hash 233587860, now seen corresponding path program 1 times [2021-11-21 01:55:48,473 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:55:48,474 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1913210411] [2021-11-21 01:55:48,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:55:48,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:55:49,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:55:49,999 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-21 01:55:50,000 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:55:50,000 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1913210411] [2021-11-21 01:55:50,004 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1913210411] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:55:50,004 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:55:50,004 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-21 01:55:50,006 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [428804570] [2021-11-21 01:55:50,007 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:55:50,012 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-21 01:55:50,014 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:55:50,051 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-21 01:55:50,052 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-21 01:55:50,064 INFO L87 Difference]: Start difference. First operand has 3903 states, 2311 states have (on average 1.3115534400692341) internal successors, (3031), 2423 states have internal predecessors, (3031), 1287 states have call successors, (1287), 272 states have call predecessors, (1287), 271 states have return successors, (1281), 1263 states have call predecessors, (1281), 1281 states have call successors, (1281) Second operand has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2021-11-21 01:55:53,673 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:55:56,730 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:55:58,771 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-21 01:56:09,637 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:56:11,781 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:56:13,981 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:56:15,143 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:56:20,938 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:56:20,939 INFO L93 Difference]: Finished difference Result 11545 states and 16861 transitions. [2021-11-21 01:56:20,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-21 01:56:20,950 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 47 [2021-11-21 01:56:20,951 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:56:21,060 INFO L225 Difference]: With dead ends: 11545 [2021-11-21 01:56:21,060 INFO L226 Difference]: Without dead ends: 7639 [2021-11-21 01:56:21,108 INFO L932 BasicCegarLoop]: 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 [2021-11-21 01:56:21,112 INFO L933 BasicCegarLoop]: 8614 mSDtfsCounter, 5368 mSDsluCounter, 15439 mSDsCounter, 0 mSdLazyCounter, 3344 mSolverCounterSat, 1 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 28.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5376 SdHoareTripleChecker+Valid, 22014 SdHoareTripleChecker+Invalid, 3348 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 3344 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 30.0s IncrementalHoareTripleChecker+Time [2021-11-21 01:56:21,113 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5376 Valid, 22014 Invalid, 3348 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 3344 Invalid, 3 Unknown, 0 Unchecked, 30.0s Time] [2021-11-21 01:56:21,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7639 states. [2021-11-21 01:56:21,730 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7639 to 7457. [2021-11-21 01:56:21,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7457 states, 4435 states have (on average 1.2978579481397972) internal successors, (5756), 4621 states have internal predecessors, (5756), 2474 states have call successors, (2474), 517 states have call predecessors, (2474), 515 states have return successors, (2482), 2430 states have call predecessors, (2482), 2472 states have call successors, (2482) [2021-11-21 01:56:21,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7457 states to 7457 states and 10712 transitions. [2021-11-21 01:56:21,848 INFO L78 Accepts]: Start accepts. Automaton has 7457 states and 10712 transitions. Word has length 47 [2021-11-21 01:56:21,849 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:56:21,850 INFO L470 AbstractCegarLoop]: Abstraction has 7457 states and 10712 transitions. [2021-11-21 01:56:21,850 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2021-11-21 01:56:21,850 INFO L276 IsEmpty]: Start isEmpty. Operand 7457 states and 10712 transitions. [2021-11-21 01:56:21,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 01:56:21,854 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:56:21,855 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 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] [2021-11-21 01:56:21,855 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-21 01:56:21,855 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_linux_block_genhd_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2021-11-21 01:56:21,856 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:56:21,856 INFO L85 PathProgramCache]: Analyzing trace with hash -1259076359, now seen corresponding path program 1 times [2021-11-21 01:56:21,856 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:56:21,857 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [708133797] [2021-11-21 01:56:21,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:56:21,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:56:22,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:56:22,485 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-21 01:56:22,485 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:56:22,485 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [708133797] [2021-11-21 01:56:22,488 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [708133797] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:56:22,488 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:56:22,488 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-21 01:56:22,488 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1174692309] [2021-11-21 01:56:22,489 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:56:22,490 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-21 01:56:22,491 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:56:22,491 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-21 01:56:22,492 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-21 01:56:22,492 INFO L87 Difference]: Start difference. First operand 7457 states and 10712 transitions. Second operand has 4 states, 4 states have (on average 6.0) internal successors, (24), 4 states have internal predecessors, (24), 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) [2021-11-21 01:56:27,968 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-21 01:56:30,013 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:56:35,601 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:56:36,727 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:56:38,655 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.93s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:56:40,253 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.60s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:56:45,856 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:56:48,382 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:56:48,383 INFO L93 Difference]: Finished difference Result 9237 states and 13182 transitions. [2021-11-21 01:56:48,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-21 01:56:48,384 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.0) internal successors, (24), 4 states have internal predecessors, (24), 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 52 [2021-11-21 01:56:48,385 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:56:48,482 INFO L225 Difference]: With dead ends: 9237 [2021-11-21 01:56:48,483 INFO L226 Difference]: Without dead ends: 9235 [2021-11-21 01:56:48,493 INFO L932 BasicCegarLoop]: 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 [2021-11-21 01:56:48,495 INFO L933 BasicCegarLoop]: 5877 mSDtfsCounter, 5494 mSDsluCounter, 9229 mSDsCounter, 0 mSdLazyCounter, 2104 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5502 SdHoareTripleChecker+Valid, 13870 SdHoareTripleChecker+Invalid, 2107 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2104 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.3s IncrementalHoareTripleChecker+Time [2021-11-21 01:56:48,495 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5502 Valid, 13870 Invalid, 2107 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 2104 Invalid, 3 Unknown, 0 Unchecked, 25.3s Time] [2021-11-21 01:56:48,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9235 states. [2021-11-21 01:56:49,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9235 to 9220. [2021-11-21 01:56:49,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9220 states, 5502 states have (on average 1.296982915303526) internal successors, (7136), 5722 states have internal predecessors, (7136), 3011 states have call successors, (3011), 676 states have call predecessors, (3011), 675 states have return successors, (3025), 2960 states have call predecessors, (3025), 3009 states have call successors, (3025) [2021-11-21 01:56:49,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9220 states to 9220 states and 13172 transitions. [2021-11-21 01:56:49,141 INFO L78 Accepts]: Start accepts. Automaton has 9220 states and 13172 transitions. Word has length 52 [2021-11-21 01:56:49,142 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:56:49,142 INFO L470 AbstractCegarLoop]: Abstraction has 9220 states and 13172 transitions. [2021-11-21 01:56:49,144 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.0) internal successors, (24), 4 states have internal predecessors, (24), 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) [2021-11-21 01:56:49,144 INFO L276 IsEmpty]: Start isEmpty. Operand 9220 states and 13172 transitions. [2021-11-21 01:56:49,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-21 01:56:49,156 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:56:49,157 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 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] [2021-11-21 01:56:49,157 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-21 01:56:49,158 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_linux_block_queue_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2021-11-21 01:56:49,159 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:56:49,160 INFO L85 PathProgramCache]: Analyzing trace with hash 876530463, now seen corresponding path program 1 times [2021-11-21 01:56:49,160 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:56:49,160 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1771176370] [2021-11-21 01:56:49,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:56:49,161 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:56:49,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:56:49,784 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-21 01:56:49,784 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:56:49,785 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1771176370] [2021-11-21 01:56:49,785 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1771176370] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:56:49,785 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:56:49,785 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-21 01:56:49,786 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1792527607] [2021-11-21 01:56:49,786 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:56:49,786 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-21 01:56:49,787 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:56:49,787 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-21 01:56:49,788 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-21 01:56:49,788 INFO L87 Difference]: Start difference. First operand 9220 states and 13172 transitions. Second operand has 4 states, 4 states have (on average 6.75) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2021-11-21 01:56:54,271 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-21 01:56:56,312 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:57:01,787 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:57:03,085 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:57:04,788 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.70s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:57:11,013 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:57:13,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:57:13,442 INFO L93 Difference]: Finished difference Result 9235 states and 13180 transitions. [2021-11-21 01:57:13,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-21 01:57:13,443 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 57 [2021-11-21 01:57:13,444 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:57:13,526 INFO L225 Difference]: With dead ends: 9235 [2021-11-21 01:57:13,526 INFO L226 Difference]: Without dead ends: 9233 [2021-11-21 01:57:13,534 INFO L932 BasicCegarLoop]: 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 [2021-11-21 01:57:13,535 INFO L933 BasicCegarLoop]: 5875 mSDtfsCounter, 5491 mSDsluCounter, 9227 mSDsCounter, 0 mSdLazyCounter, 2103 mSolverCounterSat, 0 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5499 SdHoareTripleChecker+Valid, 13866 SdHoareTripleChecker+Invalid, 2107 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2103 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.3s IncrementalHoareTripleChecker+Time [2021-11-21 01:57:13,535 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5499 Valid, 13866 Invalid, 2107 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2103 Invalid, 4 Unknown, 0 Unchecked, 23.3s Time] [2021-11-21 01:57:13,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9233 states. [2021-11-21 01:57:13,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9233 to 9218. [2021-11-21 01:57:13,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9218 states, 5501 states have (on average 1.296855117251409) internal successors, (7134), 5720 states have internal predecessors, (7134), 3011 states have call successors, (3011), 676 states have call predecessors, (3011), 675 states have return successors, (3025), 2960 states have call predecessors, (3025), 3009 states have call successors, (3025) [2021-11-21 01:57:14,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9218 states to 9218 states and 13170 transitions. [2021-11-21 01:57:14,045 INFO L78 Accepts]: Start accepts. Automaton has 9218 states and 13170 transitions. Word has length 57 [2021-11-21 01:57:14,047 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:57:14,047 INFO L470 AbstractCegarLoop]: Abstraction has 9218 states and 13170 transitions. [2021-11-21 01:57:14,047 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2021-11-21 01:57:14,048 INFO L276 IsEmpty]: Start isEmpty. Operand 9218 states and 13170 transitions. [2021-11-21 01:57:14,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-21 01:57:14,051 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:57:14,051 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 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] [2021-11-21 01:57:14,051 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-21 01:57:14,052 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_linux_block_request_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2021-11-21 01:57:14,052 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:57:14,052 INFO L85 PathProgramCache]: Analyzing trace with hash -1896991577, now seen corresponding path program 1 times [2021-11-21 01:57:14,052 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:57:14,053 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [127311479] [2021-11-21 01:57:14,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:57:14,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:57:14,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:57:14,543 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-21 01:57:14,543 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:57:14,544 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [127311479] [2021-11-21 01:57:14,544 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [127311479] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:57:14,544 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:57:14,544 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-21 01:57:14,544 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [313979874] [2021-11-21 01:57:14,545 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:57:14,545 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-21 01:57:14,545 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:57:14,546 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-21 01:57:14,546 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-21 01:57:14,546 INFO L87 Difference]: Start difference. First operand 9218 states and 13170 transitions. Second operand has 4 states, 4 states have (on average 7.5) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2021-11-21 01:57:18,915 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:57:20,962 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-21 01:57:25,928 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.87s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:57:27,977 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:57:30,024 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:57:31,137 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:57:32,944 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.81s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:57:35,005 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:57:40,208 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:57:41,450 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:57:44,108 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:57:44,108 INFO L93 Difference]: Finished difference Result 9233 states and 13178 transitions. [2021-11-21 01:57:44,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-21 01:57:44,109 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 62 [2021-11-21 01:57:44,110 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:57:44,171 INFO L225 Difference]: With dead ends: 9233 [2021-11-21 01:57:44,172 INFO L226 Difference]: Without dead ends: 9231 [2021-11-21 01:57:44,180 INFO L932 BasicCegarLoop]: 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 [2021-11-21 01:57:44,181 INFO L933 BasicCegarLoop]: 5873 mSDtfsCounter, 5488 mSDsluCounter, 9227 mSDsCounter, 0 mSdLazyCounter, 2104 mSolverCounterSat, 0 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 27.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5496 SdHoareTripleChecker+Valid, 13862 SdHoareTripleChecker+Invalid, 2110 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2104 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 29.2s IncrementalHoareTripleChecker+Time [2021-11-21 01:57:44,182 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5496 Valid, 13862 Invalid, 2110 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2104 Invalid, 6 Unknown, 0 Unchecked, 29.2s Time] [2021-11-21 01:57:44,201 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9231 states. [2021-11-21 01:57:44,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9231 to 9216. [2021-11-21 01:57:44,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9216 states, 5500 states have (on average 1.2967272727272727) internal successors, (7132), 5718 states have internal predecessors, (7132), 3011 states have call successors, (3011), 676 states have call predecessors, (3011), 675 states have return successors, (3025), 2960 states have call predecessors, (3025), 3009 states have call successors, (3025) [2021-11-21 01:57:44,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9216 states to 9216 states and 13168 transitions. [2021-11-21 01:57:44,741 INFO L78 Accepts]: Start accepts. Automaton has 9216 states and 13168 transitions. Word has length 62 [2021-11-21 01:57:44,742 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:57:44,742 INFO L470 AbstractCegarLoop]: Abstraction has 9216 states and 13168 transitions. [2021-11-21 01:57:44,742 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2021-11-21 01:57:44,743 INFO L276 IsEmpty]: Start isEmpty. Operand 9216 states and 13168 transitions. [2021-11-21 01:57:44,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 01:57:44,746 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:57:44,746 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 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] [2021-11-21 01:57:44,746 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-21 01:57:44,747 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_linux_drivers_base_class_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2021-11-21 01:57:44,747 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:57:44,748 INFO L85 PathProgramCache]: Analyzing trace with hash 605896683, now seen corresponding path program 1 times [2021-11-21 01:57:44,748 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:57:44,748 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [698964290] [2021-11-21 01:57:44,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:57:44,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:57:45,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:57:45,317 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-21 01:57:45,317 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:57:45,318 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [698964290] [2021-11-21 01:57:45,318 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [698964290] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:57:45,318 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:57:45,318 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-21 01:57:45,319 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [53603621] [2021-11-21 01:57:45,319 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:57:45,321 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-21 01:57:45,321 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:57:45,321 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-21 01:57:45,322 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-21 01:57:45,322 INFO L87 Difference]: Start difference. First operand 9216 states and 13168 transitions. Second operand has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-11-21 01:57:50,076 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:57:52,117 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-21 01:57:57,168 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:57:59,955 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:58:06,435 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:58:09,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:58:09,170 INFO L93 Difference]: Finished difference Result 12705 states and 18022 transitions. [2021-11-21 01:58:09,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-21 01:58:09,171 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 67 [2021-11-21 01:58:09,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:58:09,253 INFO L225 Difference]: With dead ends: 12705 [2021-11-21 01:58:09,254 INFO L226 Difference]: Without dead ends: 12703 [2021-11-21 01:58:09,265 INFO L932 BasicCegarLoop]: 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 [2021-11-21 01:58:09,266 INFO L933 BasicCegarLoop]: 5865 mSDtfsCounter, 5472 mSDsluCounter, 9213 mSDsCounter, 0 mSdLazyCounter, 2094 mSolverCounterSat, 0 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5480 SdHoareTripleChecker+Valid, 13846 SdHoareTripleChecker+Invalid, 2099 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2094 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.4s IncrementalHoareTripleChecker+Time [2021-11-21 01:58:09,266 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5480 Valid, 13846 Invalid, 2099 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2094 Invalid, 5 Unknown, 0 Unchecked, 23.4s Time] [2021-11-21 01:58:09,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12703 states. [2021-11-21 01:58:10,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12703 to 12688. [2021-11-21 01:58:10,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12688 states, 7599 states have (on average 1.2962231872614818) internal successors, (9850), 7884 states have internal predecessors, (9850), 4071 states have call successors, (4071), 990 states have call predecessors, (4071), 989 states have return successors, (4091), 4006 states have call predecessors, (4091), 4069 states have call successors, (4091) [2021-11-21 01:58:10,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12688 states to 12688 states and 18012 transitions. [2021-11-21 01:58:10,138 INFO L78 Accepts]: Start accepts. Automaton has 12688 states and 18012 transitions. Word has length 67 [2021-11-21 01:58:10,139 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:58:10,139 INFO L470 AbstractCegarLoop]: Abstraction has 12688 states and 18012 transitions. [2021-11-21 01:58:10,139 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-11-21 01:58:10,139 INFO L276 IsEmpty]: Start isEmpty. Operand 12688 states and 18012 transitions. [2021-11-21 01:58:10,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-21 01:58:10,141 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:58:10,142 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 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] [2021-11-21 01:58:10,142 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-21 01:58:10,142 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_linux_fs_char_dev_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2021-11-21 01:58:10,143 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:58:10,143 INFO L85 PathProgramCache]: Analyzing trace with hash -1427641039, now seen corresponding path program 1 times [2021-11-21 01:58:10,144 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:58:10,144 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [636570161] [2021-11-21 01:58:10,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:58:10,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:58:10,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:58:10,608 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-21 01:58:10,609 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:58:10,609 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [636570161] [2021-11-21 01:58:10,609 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [636570161] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:58:10,609 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:58:10,610 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-21 01:58:10,610 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1975618421] [2021-11-21 01:58:10,610 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:58:10,611 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-21 01:58:10,611 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:58:10,611 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-21 01:58:10,611 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-21 01:58:10,612 INFO L87 Difference]: Start difference. First operand 12688 states and 18012 transitions. Second operand has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2021-11-21 01:58:15,432 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-21 01:58:17,476 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:58:20,019 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:58:23,311 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:58:24,623 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:58:26,670 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:58:28,721 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:58:35,052 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:58:37,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:58:37,370 INFO L93 Difference]: Finished difference Result 12703 states and 18020 transitions. [2021-11-21 01:58:37,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-21 01:58:37,371 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 72 [2021-11-21 01:58:37,372 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:58:37,433 INFO L225 Difference]: With dead ends: 12703 [2021-11-21 01:58:37,433 INFO L226 Difference]: Without dead ends: 12701 [2021-11-21 01:58:37,439 INFO L932 BasicCegarLoop]: 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 [2021-11-21 01:58:37,441 INFO L933 BasicCegarLoop]: 5869 mSDtfsCounter, 5482 mSDsluCounter, 9221 mSDsCounter, 0 mSdLazyCounter, 2101 mSolverCounterSat, 0 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5490 SdHoareTripleChecker+Valid, 13854 SdHoareTripleChecker+Invalid, 2107 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2101 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 26.2s IncrementalHoareTripleChecker+Time [2021-11-21 01:58:37,441 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5490 Valid, 13854 Invalid, 2107 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2101 Invalid, 6 Unknown, 0 Unchecked, 26.2s Time] [2021-11-21 01:58:37,458 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12701 states. [2021-11-21 01:58:38,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12701 to 12686. [2021-11-21 01:58:38,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12686 states, 7598 states have (on average 1.2961305606738616) internal successors, (9848), 7882 states have internal predecessors, (9848), 4071 states have call successors, (4071), 990 states have call predecessors, (4071), 989 states have return successors, (4091), 4006 states have call predecessors, (4091), 4069 states have call successors, (4091) [2021-11-21 01:58:38,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12686 states to 12686 states and 18010 transitions. [2021-11-21 01:58:38,274 INFO L78 Accepts]: Start accepts. Automaton has 12686 states and 18010 transitions. Word has length 72 [2021-11-21 01:58:38,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:58:38,277 INFO L470 AbstractCegarLoop]: Abstraction has 12686 states and 18010 transitions. [2021-11-21 01:58:38,277 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2021-11-21 01:58:38,277 INFO L276 IsEmpty]: Start isEmpty. Operand 12686 states and 18010 transitions. [2021-11-21 01:58:38,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-21 01:58:38,279 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:58:38,280 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:58:38,280 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-21 01:58:38,280 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2021-11-21 01:58:38,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:58:38,281 INFO L85 PathProgramCache]: Analyzing trace with hash 992891780, now seen corresponding path program 1 times [2021-11-21 01:58:38,281 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:58:38,281 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [249064093] [2021-11-21 01:58:38,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:58:38,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:58:38,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:58:38,935 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-21 01:58:38,936 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:58:38,936 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [249064093] [2021-11-21 01:58:38,936 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [249064093] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:58:38,936 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:58:38,936 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-21 01:58:38,936 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1189748037] [2021-11-21 01:58:38,936 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:58:38,937 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-21 01:58:38,937 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:58:38,937 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-21 01:58:38,937 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-21 01:58:38,938 INFO L87 Difference]: Start difference. First operand 12686 states and 18010 transitions. Second operand has 5 states, 5 states have (on average 7.0) internal successors, (35), 4 states have internal predecessors, (35), 2 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2021-11-21 01:58:46,191 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-21 01:58:48,234 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-21 01:58:50,278 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:58:55,804 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:58:57,088 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:58:59,562 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.66s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:59:03,854 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:59:05,978 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:59:11,628 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-21 01:59:14,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:59:14,778 INFO L93 Difference]: Finished difference Result 23552 states and 33508 transitions. [2021-11-21 01:59:14,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-21 01:59:14,778 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 4 states have internal predecessors, (35), 2 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 84 [2021-11-21 01:59:14,779 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:59:14,896 INFO L225 Difference]: With dead ends: 23552 [2021-11-21 01:59:14,896 INFO L226 Difference]: Without dead ends: 23550 [2021-11-21 01:59:14,913 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-21 01:59:14,914 INFO L933 BasicCegarLoop]: 6053 mSDtfsCounter, 5282 mSDsluCounter, 18631 mSDsCounter, 0 mSdLazyCounter, 3083 mSolverCounterSat, 2 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 33.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5283 SdHoareTripleChecker+Valid, 22410 SdHoareTripleChecker+Invalid, 3092 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 3083 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 34.9s IncrementalHoareTripleChecker+Time [2021-11-21 01:59:14,914 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5283 Valid, 22410 Invalid, 3092 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 3083 Invalid, 7 Unknown, 0 Unchecked, 34.9s Time] [2021-11-21 01:59:14,940 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23550 states. [2021-11-21 01:59:16,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23550 to 23358. [2021-11-21 01:59:16,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23358 states, 13955 states have (on average 1.2939448226442136) internal successors, (18057), 14446 states have internal predecessors, (18057), 7517 states have call successors, (7517), 1886 states have call predecessors, (7517), 1858 states have return successors, (7727), 7350 states have call predecessors, (7727), 7515 states have call successors, (7727) [2021-11-21 01:59:16,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23358 states to 23358 states and 33301 transitions. [2021-11-21 01:59:16,281 INFO L78 Accepts]: Start accepts. Automaton has 23358 states and 33301 transitions. Word has length 84 [2021-11-21 01:59:16,282 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:59:16,282 INFO L470 AbstractCegarLoop]: Abstraction has 23358 states and 33301 transitions. [2021-11-21 01:59:16,282 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 4 states have internal predecessors, (35), 2 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2021-11-21 01:59:16,282 INFO L276 IsEmpty]: Start isEmpty. Operand 23358 states and 33301 transitions. [2021-11-21 01:59:16,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-21 01:59:16,288 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:59:16,289 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 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] [2021-11-21 01:59:16,289 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-21 01:59:16,289 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2021-11-21 01:59:16,290 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:59:16,290 INFO L85 PathProgramCache]: Analyzing trace with hash 1804897298, now seen corresponding path program 1 times [2021-11-21 01:59:16,290 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:59:16,291 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [891485773] [2021-11-21 01:59:16,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:59:16,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:59:16,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:59:16,899 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-21 01:59:16,899 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:59:16,900 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [891485773] [2021-11-21 01:59:16,900 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [891485773] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:59:16,900 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:59:16,900 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-21 01:59:16,900 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [739309682] [2021-11-21 01:59:16,900 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:59:16,901 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-21 01:59:16,902 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:59:16,902 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-21 01:59:16,903 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-21 01:59:16,903 INFO L87 Difference]: Start difference. First operand 23358 states and 33301 transitions. Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2021-11-21 01:59:21,111 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:59:23,727 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-21 01:59:27,986 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:59:29,945 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.96s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:59:30,950 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:59:37,270 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-21 01:59:39,314 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-21 01:59:40,687 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:59:40,687 INFO L93 Difference]: Finished difference Result 26648 states and 37872 transitions. [2021-11-21 01:59:40,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-21 01:59:40,689 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 77 [2021-11-21 01:59:40,690 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:59:40,785 INFO L225 Difference]: With dead ends: 26648 [2021-11-21 01:59:40,785 INFO L226 Difference]: Without dead ends: 26646 [2021-11-21 01:59:40,797 INFO L932 BasicCegarLoop]: 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 [2021-11-21 01:59:40,797 INFO L933 BasicCegarLoop]: 5315 mSDtfsCounter, 5480 mSDsluCounter, 8556 mSDsCounter, 0 mSdLazyCounter, 1877 mSolverCounterSat, 0 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5485 SdHoareTripleChecker+Valid, 12746 SdHoareTripleChecker+Invalid, 1882 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1877 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.0s IncrementalHoareTripleChecker+Time [2021-11-21 01:59:40,798 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5485 Valid, 12746 Invalid, 1882 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1877 Invalid, 5 Unknown, 0 Unchecked, 23.0s Time] [2021-11-21 01:59:40,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26646 states. [2021-11-21 01:59:42,244 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26646 to 26632. [2021-11-21 01:59:42,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26632 states, 15926 states have (on average 1.293231194273515) internal successors, (20596), 16476 states have internal predecessors, (20596), 8518 states have call successors, (8518), 2193 states have call predecessors, (8518), 2161 states have return successors, (8749), 8333 states have call predecessors, (8749), 8516 states have call successors, (8749) [2021-11-21 01:59:42,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26632 states to 26632 states and 37863 transitions. [2021-11-21 01:59:42,378 INFO L78 Accepts]: Start accepts. Automaton has 26632 states and 37863 transitions. Word has length 77 [2021-11-21 01:59:42,379 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:59:42,379 INFO L470 AbstractCegarLoop]: Abstraction has 26632 states and 37863 transitions. [2021-11-21 01:59:42,379 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2021-11-21 01:59:42,380 INFO L276 IsEmpty]: Start isEmpty. Operand 26632 states and 37863 transitions. [2021-11-21 01:59:42,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-21 01:59:42,381 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:59:42,382 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 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] [2021-11-21 01:59:42,382 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-21 01:59:42,382 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2021-11-21 01:59:42,382 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:59:42,383 INFO L85 PathProgramCache]: Analyzing trace with hash 1342877195, now seen corresponding path program 1 times [2021-11-21 01:59:42,383 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:59:42,383 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [830319548] [2021-11-21 01:59:42,383 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:59:42,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:59:42,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:59:43,062 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-21 01:59:43,063 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:59:43,063 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [830319548] [2021-11-21 01:59:43,063 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [830319548] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:59:43,063 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:59:43,063 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-21 01:59:43,063 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [675571503] [2021-11-21 01:59:43,063 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:59:43,064 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-21 01:59:43,064 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:59:43,064 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-21 01:59:43,064 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-21 01:59:43,064 INFO L87 Difference]: Start difference. First operand 26632 states and 37863 transitions. Second operand has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2021-11-21 01:59:48,314 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-21 01:59:50,356 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:59:52,895 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:59:56,011 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:59:58,065 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 02:00:00,475 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 02:00:05,285 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 02:00:05,286 INFO L93 Difference]: Finished difference Result 26648 states and 37872 transitions. [2021-11-21 02:00:05,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-21 02:00:05,286 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 82 [2021-11-21 02:00:05,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 02:00:05,391 INFO L225 Difference]: With dead ends: 26648 [2021-11-21 02:00:05,391 INFO L226 Difference]: Without dead ends: 26646 [2021-11-21 02:00:05,403 INFO L932 BasicCegarLoop]: 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 [2021-11-21 02:00:05,404 INFO L933 BasicCegarLoop]: 5865 mSDtfsCounter, 5467 mSDsluCounter, 9206 mSDsCounter, 0 mSdLazyCounter, 2092 mSolverCounterSat, 0 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5475 SdHoareTripleChecker+Valid, 13842 SdHoareTripleChecker+Invalid, 2097 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2092 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.3s IncrementalHoareTripleChecker+Time [2021-11-21 02:00:05,405 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5475 Valid, 13842 Invalid, 2097 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2092 Invalid, 5 Unknown, 0 Unchecked, 21.3s Time] [2021-11-21 02:00:05,441 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26646 states. [2021-11-21 02:00:06,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26646 to 26630. [2021-11-21 02:00:06,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26630 states, 15925 states have (on average 1.2931868131868132) internal successors, (20594), 16474 states have internal predecessors, (20594), 8518 states have call successors, (8518), 2193 states have call predecessors, (8518), 2161 states have return successors, (8749), 8333 states have call predecessors, (8749), 8516 states have call successors, (8749) [2021-11-21 02:00:06,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26630 states to 26630 states and 37861 transitions. [2021-11-21 02:00:06,752 INFO L78 Accepts]: Start accepts. Automaton has 26630 states and 37861 transitions. Word has length 82 [2021-11-21 02:00:06,753 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 02:00:06,753 INFO L470 AbstractCegarLoop]: Abstraction has 26630 states and 37861 transitions. [2021-11-21 02:00:06,753 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2021-11-21 02:00:06,754 INFO L276 IsEmpty]: Start isEmpty. Operand 26630 states and 37861 transitions. [2021-11-21 02:00:06,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-21 02:00:06,756 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 02:00:06,756 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 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] [2021-11-21 02:00:06,756 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-21 02:00:06,757 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2021-11-21 02:00:06,757 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 02:00:06,757 INFO L85 PathProgramCache]: Analyzing trace with hash 2015105134, now seen corresponding path program 1 times [2021-11-21 02:00:06,758 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 02:00:06,758 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2021475286] [2021-11-21 02:00:06,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 02:00:06,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 02:00:06,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 02:00:07,201 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-21 02:00:07,202 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 02:00:07,202 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2021475286] [2021-11-21 02:00:07,202 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2021475286] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 02:00:07,202 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 02:00:07,203 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-21 02:00:07,203 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1317077233] [2021-11-21 02:00:07,203 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 02:00:07,203 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-21 02:00:07,204 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 02:00:07,204 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-21 02:00:07,204 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-21 02:00:07,204 INFO L87 Difference]: Start difference. First operand 26630 states and 37861 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, (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) [2021-11-21 02:00:10,617 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 02:00:12,681 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 02:00:14,722 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-21 02:00:19,599 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 02:00:22,072 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.69s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 02:00:24,132 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 02:00:28,184 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 02:00:32,403 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 02:00:34,735 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 02:00:34,735 INFO L93 Difference]: Finished difference Result 26646 states and 37870 transitions. [2021-11-21 02:00:34,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-21 02:00:34,736 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, (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 84 [2021-11-21 02:00:34,736 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 02:00:34,828 INFO L225 Difference]: With dead ends: 26646 [2021-11-21 02:00:34,829 INFO L226 Difference]: Without dead ends: 26644 [2021-11-21 02:00:34,841 INFO L932 BasicCegarLoop]: 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 [2021-11-21 02:00:34,842 INFO L933 BasicCegarLoop]: 5863 mSDtfsCounter, 5459 mSDsluCounter, 9213 mSDsCounter, 0 mSdLazyCounter, 2097 mSolverCounterSat, 0 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5467 SdHoareTripleChecker+Valid, 13842 SdHoareTripleChecker+Invalid, 2103 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2097 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 26.3s IncrementalHoareTripleChecker+Time [2021-11-21 02:00:34,842 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5467 Valid, 13842 Invalid, 2103 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2097 Invalid, 6 Unknown, 0 Unchecked, 26.3s Time] [2021-11-21 02:00:34,868 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26644 states. [2021-11-21 02:00:35,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26644 to 26628. [2021-11-21 02:00:35,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26628 states, 15924 states have (on average 1.2931424265259985) internal successors, (20592), 16472 states have internal predecessors, (20592), 8518 states have call successors, (8518), 2193 states have call predecessors, (8518), 2161 states have return successors, (8749), 8333 states have call predecessors, (8749), 8516 states have call successors, (8749) [2021-11-21 02:00:36,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26628 states to 26628 states and 37859 transitions. [2021-11-21 02:00:36,090 INFO L78 Accepts]: Start accepts. Automaton has 26628 states and 37859 transitions. Word has length 84 [2021-11-21 02:00:36,090 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 02:00:36,091 INFO L470 AbstractCegarLoop]: Abstraction has 26628 states and 37859 transitions. [2021-11-21 02:00:36,091 INFO L471 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, (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) [2021-11-21 02:00:36,091 INFO L276 IsEmpty]: Start isEmpty. Operand 26628 states and 37859 transitions. [2021-11-21 02:00:36,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-21 02:00:36,093 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 02:00:36,093 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 02:00:36,093 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-11-21 02:00:36,094 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_linux_kernel_module_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2021-11-21 02:00:36,094 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 02:00:36,094 INFO L85 PathProgramCache]: Analyzing trace with hash -94542153, now seen corresponding path program 1 times [2021-11-21 02:00:36,094 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 02:00:36,094 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [877351504] [2021-11-21 02:00:36,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 02:00:36,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 02:00:36,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 02:00:36,486 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-21 02:00:36,486 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 02:00:36,487 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [877351504] [2021-11-21 02:00:36,487 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [877351504] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 02:00:36,487 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 02:00:36,487 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-21 02:00:36,488 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1657436501] [2021-11-21 02:00:36,488 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 02:00:36,488 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-21 02:00:36,488 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 02:00:36,489 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-21 02:00:36,489 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-21 02:00:36,490 INFO L87 Difference]: Start difference. First operand 26628 states and 37859 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, (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) [2021-11-21 02:00:42,190 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-21 02:00:44,232 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 02:00:49,181 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 02:00:51,239 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 02:00:54,681 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 02:00:59,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 02:00:59,300 INFO L93 Difference]: Finished difference Result 26644 states and 37868 transitions. [2021-11-21 02:00:59,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-21 02:00:59,301 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 2 states have call successors, (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 89 [2021-11-21 02:00:59,302 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 02:00:59,407 INFO L225 Difference]: With dead ends: 26644 [2021-11-21 02:00:59,408 INFO L226 Difference]: Without dead ends: 26642 [2021-11-21 02:00:59,420 INFO L932 BasicCegarLoop]: 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 [2021-11-21 02:00:59,421 INFO L933 BasicCegarLoop]: 5861 mSDtfsCounter, 5458 mSDsluCounter, 9208 mSDsCounter, 0 mSdLazyCounter, 2094 mSolverCounterSat, 0 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5466 SdHoareTripleChecker+Valid, 13838 SdHoareTripleChecker+Invalid, 2099 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2094 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.9s IncrementalHoareTripleChecker+Time [2021-11-21 02:00:59,421 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5466 Valid, 13838 Invalid, 2099 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2094 Invalid, 5 Unknown, 0 Unchecked, 21.9s Time] [2021-11-21 02:00:59,448 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26642 states. [2021-11-21 02:01:00,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26642 to 26626. [2021-11-21 02:01:00,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26626 states, 15923 states have (on average 1.2930980342900207) internal successors, (20590), 16470 states have internal predecessors, (20590), 8518 states have call successors, (8518), 2193 states have call predecessors, (8518), 2161 states have return successors, (8749), 8333 states have call predecessors, (8749), 8516 states have call successors, (8749) [2021-11-21 02:01:00,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26626 states to 26626 states and 37857 transitions. [2021-11-21 02:01:00,751 INFO L78 Accepts]: Start accepts. Automaton has 26626 states and 37857 transitions. Word has length 89 [2021-11-21 02:01:00,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 02:01:00,751 INFO L470 AbstractCegarLoop]: Abstraction has 26626 states and 37857 transitions. [2021-11-21 02:01:00,752 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 2 states have call successors, (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) [2021-11-21 02:01:00,752 INFO L276 IsEmpty]: Start isEmpty. Operand 26626 states and 37857 transitions. [2021-11-21 02:01:00,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-21 02:01:00,754 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 02:01:00,755 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 02:01:00,755 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-11-21 02:01:00,755 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_linux_kernel_rcu_update_lock_bh_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2021-11-21 02:01:00,756 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 02:01:00,756 INFO L85 PathProgramCache]: Analyzing trace with hash -1981773197, now seen corresponding path program 1 times [2021-11-21 02:01:00,756 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 02:01:00,756 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [799550066] [2021-11-21 02:01:00,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 02:01:00,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 02:01:00,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 02:01:01,251 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-21 02:01:01,251 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 02:01:01,251 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [799550066] [2021-11-21 02:01:01,252 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [799550066] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 02:01:01,252 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 02:01:01,252 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-21 02:01:01,252 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [336308142] [2021-11-21 02:01:01,252 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 02:01:01,253 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-21 02:01:01,253 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 02:01:01,254 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-21 02:01:01,254 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-21 02:01:01,254 INFO L87 Difference]: Start difference. First operand 26626 states and 37857 transitions. Second operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (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) [2021-11-21 02:01:04,409 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 02:01:07,365 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-21 02:01:09,403 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 02:01:14,655 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 02:01:16,716 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 02:01:23,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 02:01:23,177 INFO L93 Difference]: Finished difference Result 26642 states and 37866 transitions. [2021-11-21 02:01:23,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-21 02:01:23,178 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 94 [2021-11-21 02:01:23,179 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 02:01:23,270 INFO L225 Difference]: With dead ends: 26642 [2021-11-21 02:01:23,270 INFO L226 Difference]: Without dead ends: 26640 [2021-11-21 02:01:23,281 INFO L932 BasicCegarLoop]: 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 [2021-11-21 02:01:23,281 INFO L933 BasicCegarLoop]: 5859 mSDtfsCounter, 5455 mSDsluCounter, 9206 mSDsCounter, 0 mSdLazyCounter, 2095 mSolverCounterSat, 0 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5463 SdHoareTripleChecker+Valid, 13834 SdHoareTripleChecker+Invalid, 2099 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2095 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.9s IncrementalHoareTripleChecker+Time [2021-11-21 02:01:23,281 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5463 Valid, 13834 Invalid, 2099 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2095 Invalid, 4 Unknown, 0 Unchecked, 20.9s Time] [2021-11-21 02:01:23,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26640 states. [2021-11-21 02:01:24,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26640 to 26624. [2021-11-21 02:01:24,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26624 states, 15922 states have (on average 1.2930536364778293) internal successors, (20588), 16468 states have internal predecessors, (20588), 8518 states have call successors, (8518), 2193 states have call predecessors, (8518), 2161 states have return successors, (8749), 8333 states have call predecessors, (8749), 8516 states have call successors, (8749) [2021-11-21 02:01:24,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26624 states to 26624 states and 37855 transitions. [2021-11-21 02:01:24,534 INFO L78 Accepts]: Start accepts. Automaton has 26624 states and 37855 transitions. Word has length 94 [2021-11-21 02:01:24,534 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 02:01:24,535 INFO L470 AbstractCegarLoop]: Abstraction has 26624 states and 37855 transitions. [2021-11-21 02:01:24,535 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (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) [2021-11-21 02:01:24,535 INFO L276 IsEmpty]: Start isEmpty. Operand 26624 states and 37855 transitions. [2021-11-21 02:01:24,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-21 02:01:24,537 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 02:01:24,538 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-11-21 02:01:24,538 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-11-21 02:01:24,538 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2021-11-21 02:01:24,539 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 02:01:24,539 INFO L85 PathProgramCache]: Analyzing trace with hash 1857407580, now seen corresponding path program 1 times [2021-11-21 02:01:24,539 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 02:01:24,539 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1057191796] [2021-11-21 02:01:24,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 02:01:24,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 02:01:24,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 02:01:24,958 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2021-11-21 02:01:24,958 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 02:01:24,959 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1057191796] [2021-11-21 02:01:24,959 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1057191796] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 02:01:24,959 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 02:01:24,959 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-21 02:01:24,960 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1442174856] [2021-11-21 02:01:24,960 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 02:01:24,960 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-21 02:01:24,960 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 02:01:24,961 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-21 02:01:24,961 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-21 02:01:24,961 INFO L87 Difference]: Start difference. First operand 26624 states and 37855 transitions. Second operand has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 2 states have call successors, (17), 1 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2021-11-21 02:01:28,392 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-21 02:01:31,337 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 02:01:35,411 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 02:01:37,213 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 02:01:40,201 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 02:01:44,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 02:01:44,589 INFO L93 Difference]: Finished difference Result 66496 states and 94139 transitions. [2021-11-21 02:01:44,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-21 02:01:44,590 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 2 states have call successors, (17), 1 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 109 [2021-11-21 02:01:44,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 02:01:44,722 INFO L225 Difference]: With dead ends: 66496 [2021-11-21 02:01:44,722 INFO L226 Difference]: Without dead ends: 39890 [2021-11-21 02:01:44,848 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-21 02:01:44,849 INFO L933 BasicCegarLoop]: 6135 mSDtfsCounter, 3258 mSDsluCounter, 4759 mSDsCounter, 0 mSdLazyCounter, 1599 mSolverCounterSat, 1 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3263 SdHoareTripleChecker+Valid, 10239 SdHoareTripleChecker+Invalid, 1604 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1599 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.0s IncrementalHoareTripleChecker+Time [2021-11-21 02:01:44,849 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3263 Valid, 10239 Invalid, 1604 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1599 Invalid, 4 Unknown, 0 Unchecked, 18.0s Time] [2021-11-21 02:01:44,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39890 states. [2021-11-21 02:01:46,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39890 to 39864. [2021-11-21 02:01:46,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39864 states, 23885 states have (on average 1.2911450701276952) internal successors, (30839), 24687 states have internal predecessors, (30839), 12554 states have call successors, (12554), 3450 states have call predecessors, (12554), 3402 states have return successors, (12893), 12289 states have call predecessors, (12893), 12552 states have call successors, (12893) [2021-11-21 02:01:46,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39864 states to 39864 states and 56286 transitions. [2021-11-21 02:01:46,847 INFO L78 Accepts]: Start accepts. Automaton has 39864 states and 56286 transitions. Word has length 109 [2021-11-21 02:01:46,848 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 02:01:46,848 INFO L470 AbstractCegarLoop]: Abstraction has 39864 states and 56286 transitions. [2021-11-21 02:01:46,848 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 2 states have call successors, (17), 1 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2021-11-21 02:01:46,849 INFO L276 IsEmpty]: Start isEmpty. Operand 39864 states and 56286 transitions. [2021-11-21 02:01:46,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-21 02:01:46,852 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 02:01:46,852 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 02:01:46,852 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-11-21 02:01:46,852 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_linux_kernel_rcu_update_lock_sched_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2021-11-21 02:01:46,852 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 02:01:46,852 INFO L85 PathProgramCache]: Analyzing trace with hash -229830636, now seen corresponding path program 1 times [2021-11-21 02:01:46,852 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 02:01:46,853 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2016808595] [2021-11-21 02:01:46,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 02:01:46,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 02:01:47,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 02:01:47,430 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-21 02:01:47,431 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 02:01:47,431 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2016808595] [2021-11-21 02:01:47,431 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2016808595] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 02:01:47,431 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 02:01:47,432 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-21 02:01:47,432 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1912123141] [2021-11-21 02:01:47,432 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 02:01:47,432 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-21 02:01:47,432 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 02:01:47,433 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-21 02:01:47,433 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-21 02:01:47,433 INFO L87 Difference]: Start difference. First operand 39864 states and 56286 transitions. Second operand has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2021-11-21 02:01:51,586 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-21 02:01:54,656 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 02:01:59,364 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 02:02:00,635 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 02:02:05,408 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.88s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 02:02:08,879 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-21 02:02:10,919 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-21 02:02:12,553 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 02:02:12,554 INFO L93 Difference]: Finished difference Result 39878 states and 56293 transitions. [2021-11-21 02:02:12,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-21 02:02:12,554 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 99 [2021-11-21 02:02:12,555 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 02:02:12,680 INFO L225 Difference]: With dead ends: 39878 [2021-11-21 02:02:12,680 INFO L226 Difference]: Without dead ends: 39876 [2021-11-21 02:02:12,695 INFO L932 BasicCegarLoop]: 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 [2021-11-21 02:02:12,696 INFO L933 BasicCegarLoop]: 5305 mSDtfsCounter, 5466 mSDsluCounter, 8546 mSDsCounter, 0 mSdLazyCounter, 1877 mSolverCounterSat, 0 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5471 SdHoareTripleChecker+Valid, 12726 SdHoareTripleChecker+Invalid, 1882 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1877 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.9s IncrementalHoareTripleChecker+Time [2021-11-21 02:02:12,696 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5471 Valid, 12726 Invalid, 1882 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1877 Invalid, 5 Unknown, 0 Unchecked, 23.9s Time] [2021-11-21 02:02:12,724 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39876 states. [2021-11-21 02:02:14,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39876 to 39862. [2021-11-21 02:02:14,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39862 states, 23884 states have (on average 1.2911153910567743) internal successors, (30837), 24685 states have internal predecessors, (30837), 12554 states have call successors, (12554), 3450 states have call predecessors, (12554), 3402 states have return successors, (12893), 12289 states have call predecessors, (12893), 12552 states have call successors, (12893) [2021-11-21 02:02:14,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39862 states to 39862 states and 56284 transitions. [2021-11-21 02:02:14,804 INFO L78 Accepts]: Start accepts. Automaton has 39862 states and 56284 transitions. Word has length 99 [2021-11-21 02:02:14,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 02:02:14,804 INFO L470 AbstractCegarLoop]: Abstraction has 39862 states and 56284 transitions. [2021-11-21 02:02:14,804 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2021-11-21 02:02:14,804 INFO L276 IsEmpty]: Start isEmpty. Operand 39862 states and 56284 transitions. [2021-11-21 02:02:14,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-11-21 02:02:14,807 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 02:02:14,807 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 02:02:14,807 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-11-21 02:02:14,807 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2021-11-21 02:02:14,808 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 02:02:14,808 INFO L85 PathProgramCache]: Analyzing trace with hash 1483351650, now seen corresponding path program 1 times [2021-11-21 02:02:14,808 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 02:02:14,808 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1898557809] [2021-11-21 02:02:14,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 02:02:14,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 02:02:14,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 02:02:15,212 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2021-11-21 02:02:15,213 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 02:02:15,213 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1898557809] [2021-11-21 02:02:15,213 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1898557809] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-21 02:02:15,213 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [58335930] [2021-11-21 02:02:15,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 02:02:15,214 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-21 02:02:15,214 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/bin/utaipan-TEXQjIfE4P/z3 [2021-11-21 02:02:15,219 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-21 02:02:15,237 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-21 02:02:17,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 02:02:17,973 INFO L263 TraceCheckSpWp]: Trace formula consists of 8219 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-21 02:02:17,986 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 02:02:18,287 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2021-11-21 02:02:18,288 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-21 02:02:18,288 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [58335930] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 02:02:18,288 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-21 02:02:18,288 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2021-11-21 02:02:18,288 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [460696689] [2021-11-21 02:02:18,288 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 02:02:18,289 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-21 02:02:18,289 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 02:02:18,289 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-21 02:02:18,290 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-11-21 02:02:18,290 INFO L87 Difference]: Start difference. First operand 39862 states and 56284 transitions. Second operand has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2021-11-21 02:02:20,999 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-21 02:02:23,739 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.77s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 02:02:27,567 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 02:02:29,326 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.76s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 02:02:31,021 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.69s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 02:02:34,458 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 02:02:38,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 02:02:38,586 INFO L93 Difference]: Finished difference Result 80128 states and 113132 transitions. [2021-11-21 02:02:38,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-21 02:02:38,587 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 114 [2021-11-21 02:02:38,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 02:02:38,742 INFO L225 Difference]: With dead ends: 80128 [2021-11-21 02:02:38,743 INFO L226 Difference]: Without dead ends: 40284 [2021-11-21 02:02:39,005 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 119 GetRequests, 114 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-11-21 02:02:39,007 INFO L933 BasicCegarLoop]: 5853 mSDtfsCounter, 5463 mSDsluCounter, 2457 mSDsCounter, 0 mSdLazyCounter, 1236 mSolverCounterSat, 1 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5467 SdHoareTripleChecker+Valid, 7946 SdHoareTripleChecker+Invalid, 1240 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1236 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.4s IncrementalHoareTripleChecker+Time [2021-11-21 02:02:39,012 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5467 Valid, 7946 Invalid, 1240 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1236 Invalid, 3 Unknown, 0 Unchecked, 18.4s Time] [2021-11-21 02:02:39,035 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40284 states. [2021-11-21 02:02:40,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40284 to 40268. [2021-11-21 02:02:40,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40268 states, 24135 states have (on average 1.2918997306815827) internal successors, (31180), 24945 states have internal predecessors, (31180), 12672 states have call successors, (12672), 3490 states have call predecessors, (12672), 3440 states have return successors, (13011), 12403 states have call predecessors, (13011), 12670 states have call successors, (13011) [2021-11-21 02:02:41,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40268 states to 40268 states and 56863 transitions. [2021-11-21 02:02:41,045 INFO L78 Accepts]: Start accepts. Automaton has 40268 states and 56863 transitions. Word has length 114 [2021-11-21 02:02:41,045 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 02:02:41,046 INFO L470 AbstractCegarLoop]: Abstraction has 40268 states and 56863 transitions. [2021-11-21 02:02:41,046 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2021-11-21 02:02:41,046 INFO L276 IsEmpty]: Start isEmpty. Operand 40268 states and 56863 transitions. [2021-11-21 02:02:41,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-21 02:02:41,047 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 02:02:41,048 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 02:02:41,087 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2021-11-21 02:02:41,262 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-11-21 02:02:41,262 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2021-11-21 02:02:41,262 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 02:02:41,262 INFO L85 PathProgramCache]: Analyzing trace with hash 1450629071, now seen corresponding path program 1 times [2021-11-21 02:02:41,263 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 02:02:41,263 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [834851099] [2021-11-21 02:02:41,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 02:02:41,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 02:02:41,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 02:02:41,613 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-21 02:02:41,613 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 02:02:41,613 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [834851099] [2021-11-21 02:02:41,613 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [834851099] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 02:02:41,614 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 02:02:41,614 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-21 02:02:41,614 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1573501534] [2021-11-21 02:02:41,614 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 02:02:41,615 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-21 02:02:41,615 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 02:02:41,615 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-21 02:02:41,615 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-21 02:02:41,615 INFO L87 Difference]: Start difference. First operand 40268 states and 56863 transitions. Second operand has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-11-21 02:02:45,326 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-21 02:02:49,155 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 02:02:51,043 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.78s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 02:02:54,826 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 02:02:56,898 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 02:02:58,257 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 02:03:00,719 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 02:03:04,181 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 02:03:06,017 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 02:03:08,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 02:03:08,160 INFO L93 Difference]: Finished difference Result 40284 states and 56872 transitions. [2021-11-21 02:03:08,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-21 02:03:08,161 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 104 [2021-11-21 02:03:08,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 02:03:08,280 INFO L225 Difference]: With dead ends: 40284 [2021-11-21 02:03:08,280 INFO L226 Difference]: Without dead ends: 40282 [2021-11-21 02:03:08,294 INFO L932 BasicCegarLoop]: 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 [2021-11-21 02:03:08,295 INFO L933 BasicCegarLoop]: 5857 mSDtfsCounter, 5457 mSDsluCounter, 9214 mSDsCounter, 0 mSdLazyCounter, 2113 mSolverCounterSat, 0 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5465 SdHoareTripleChecker+Valid, 13830 SdHoareTripleChecker+Invalid, 2117 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2113 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.1s IncrementalHoareTripleChecker+Time [2021-11-21 02:03:08,295 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5465 Valid, 13830 Invalid, 2117 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2113 Invalid, 4 Unknown, 0 Unchecked, 25.1s Time] [2021-11-21 02:03:08,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40282 states. [2021-11-21 02:03:10,067 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40282 to 40266. [2021-11-21 02:03:10,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40266 states, 24134 states have (on average 1.2918703903207094) internal successors, (31178), 24943 states have internal predecessors, (31178), 12672 states have call successors, (12672), 3490 states have call predecessors, (12672), 3440 states have return successors, (13011), 12403 states have call predecessors, (13011), 12670 states have call successors, (13011) [2021-11-21 02:03:10,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40266 states to 40266 states and 56861 transitions. [2021-11-21 02:03:10,429 INFO L78 Accepts]: Start accepts. Automaton has 40266 states and 56861 transitions. Word has length 104 [2021-11-21 02:03:10,430 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 02:03:10,431 INFO L470 AbstractCegarLoop]: Abstraction has 40266 states and 56861 transitions. [2021-11-21 02:03:10,432 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-11-21 02:03:10,432 INFO L276 IsEmpty]: Start isEmpty. Operand 40266 states and 56861 transitions. [2021-11-21 02:03:10,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-21 02:03:10,435 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 02:03:10,436 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 4, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 02:03:10,436 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-11-21 02:03:10,436 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2021-11-21 02:03:10,436 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 02:03:10,437 INFO L85 PathProgramCache]: Analyzing trace with hash 833091172, now seen corresponding path program 1 times [2021-11-21 02:03:10,437 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 02:03:10,437 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1745000703] [2021-11-21 02:03:10,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 02:03:10,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 02:03:10,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 02:03:10,938 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2021-11-21 02:03:10,938 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 02:03:10,938 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1745000703] [2021-11-21 02:03:10,939 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1745000703] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 02:03:10,939 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 02:03:10,939 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-21 02:03:10,939 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1243786467] [2021-11-21 02:03:10,939 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 02:03:10,940 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-21 02:03:10,941 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 02:03:10,941 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-21 02:03:10,941 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-21 02:03:10,941 INFO L87 Difference]: Start difference. First operand 40266 states and 56861 transitions. Second operand has 4 states, 3 states have (on average 17.0) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2021-11-21 02:03:14,825 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-21 02:03:19,092 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 02:03:23,486 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.96s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 02:03:25,532 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 02:03:27,581 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 02:03:29,757 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 02:03:37,316 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 02:03:39,710 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 02:03:41,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 02:03:41,081 INFO L93 Difference]: Finished difference Result 80638 states and 114763 transitions. [2021-11-21 02:03:41,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-21 02:03:41,082 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 17.0) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 117 [2021-11-21 02:03:41,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 02:03:41,278 INFO L225 Difference]: With dead ends: 80638 [2021-11-21 02:03:41,278 INFO L226 Difference]: Without dead ends: 40389 [2021-11-21 02:03:41,442 INFO L932 BasicCegarLoop]: 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 [2021-11-21 02:03:41,442 INFO L933 BasicCegarLoop]: 4742 mSDtfsCounter, 4 mSDsluCounter, 10955 mSDsCounter, 0 mSdLazyCounter, 2333 mSolverCounterSat, 28 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 26.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 14193 SdHoareTripleChecker+Invalid, 2367 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 2333 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 28.0s IncrementalHoareTripleChecker+Time [2021-11-21 02:03:41,443 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4 Valid, 14193 Invalid, 2367 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [28 Valid, 2333 Invalid, 6 Unknown, 0 Unchecked, 28.0s Time] [2021-11-21 02:03:41,479 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40389 states. [2021-11-21 02:03:43,497 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40389 to 40351. [2021-11-21 02:03:43,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40351 states, 24197 states have (on average 1.2928462206058602) internal successors, (31283), 25008 states have internal predecessors, (31283), 12672 states have call successors, (12672), 3510 states have call predecessors, (12672), 3462 states have return successors, (13045), 12403 states have call predecessors, (13045), 12670 states have call successors, (13045) [2021-11-21 02:03:43,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40351 states to 40351 states and 57000 transitions. [2021-11-21 02:03:43,826 INFO L78 Accepts]: Start accepts. Automaton has 40351 states and 57000 transitions. Word has length 117 [2021-11-21 02:03:43,826 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 02:03:43,826 INFO L470 AbstractCegarLoop]: Abstraction has 40351 states and 57000 transitions. [2021-11-21 02:03:43,826 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 17.0) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2021-11-21 02:03:43,827 INFO L276 IsEmpty]: Start isEmpty. Operand 40351 states and 57000 transitions. [2021-11-21 02:03:43,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-21 02:03:43,830 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 02:03:43,830 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 4, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 02:03:43,830 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-11-21 02:03:43,831 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2021-11-21 02:03:43,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 02:03:43,833 INFO L85 PathProgramCache]: Analyzing trace with hash 919991267, now seen corresponding path program 1 times [2021-11-21 02:03:43,833 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 02:03:43,833 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1280932974] [2021-11-21 02:03:43,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 02:03:43,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 02:03:44,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 02:03:44,284 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2021-11-21 02:03:44,284 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 02:03:44,284 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1280932974] [2021-11-21 02:03:44,284 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1280932974] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-21 02:03:44,285 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [293735717] [2021-11-21 02:03:44,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 02:03:44,285 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-21 02:03:44,285 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/bin/utaipan-TEXQjIfE4P/z3 [2021-11-21 02:03:44,291 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-21 02:03:44,305 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c06781-4dae-485a-849f-3b32a1642717/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-21 02:03:47,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 02:03:47,051 INFO L263 TraceCheckSpWp]: Trace formula consists of 8213 conjuncts, 60 conjunts are in the unsatisfiable core [2021-11-21 02:03:47,061 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 02:03:47,654 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 38 proven. 2 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-21 02:03:47,654 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 02:03:48,247 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-21 02:03:48,248 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [293735717] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-21 02:03:48,248 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1715632417] [2021-11-21 02:03:48,271 INFO L159 IcfgInterpreter]: Started Sifa with 91 locations of interest [2021-11-21 02:03:48,271 INFO L166 IcfgInterpreter]: Building call graph [2021-11-21 02:03:48,275 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-21 02:03:48,280 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-21 02:03:48,281 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-21 02:05:14,959 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-11-21 02:06:02,508 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16