./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--team--team.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feeff152-8e27-4da7-8626-1a5232a12c04/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feeff152-8e27-4da7-8626-1a5232a12c04/bin/utaipan-7li7fVZpFI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feeff152-8e27-4da7-8626-1a5232a12c04/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feeff152-8e27-4da7-8626-1a5232a12c04/bin/utaipan-7li7fVZpFI/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feeff152-8e27-4da7-8626-1a5232a12c04/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feeff152-8e27-4da7-8626-1a5232a12c04/bin/utaipan-7li7fVZpFI --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 c2e40c074e34eae853879e913dea35acffb5001042b37759d8583ab68da2fb52 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-03 02:51:55,666 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 02:51:55,668 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 02:51:55,693 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 02:51:55,694 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 02:51:55,695 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 02:51:55,696 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 02:51:55,697 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 02:51:55,699 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 02:51:55,700 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 02:51:55,701 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 02:51:55,702 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 02:51:55,702 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 02:51:55,703 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 02:51:55,704 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 02:51:55,705 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 02:51:55,706 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 02:51:55,707 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 02:51:55,708 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 02:51:55,710 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 02:51:55,711 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 02:51:55,712 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 02:51:55,714 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 02:51:55,714 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 02:51:55,718 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 02:51:55,718 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 02:51:55,718 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 02:51:55,719 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 02:51:55,720 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 02:51:55,721 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 02:51:55,721 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 02:51:55,722 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 02:51:55,723 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 02:51:55,723 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 02:51:55,724 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 02:51:55,725 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 02:51:55,725 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 02:51:55,726 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 02:51:55,726 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 02:51:55,727 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 02:51:55,727 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 02:51:55,728 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feeff152-8e27-4da7-8626-1a5232a12c04/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-03 02:51:55,750 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 02:51:55,751 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 02:51:55,751 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 02:51:55,751 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 02:51:55,752 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 02:51:55,752 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 02:51:55,752 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 02:51:55,752 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 02:51:55,752 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 02:51:55,753 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-03 02:51:55,753 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 02:51:55,753 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 02:51:55,753 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-03 02:51:55,753 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-03 02:51:55,753 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 02:51:55,754 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-03 02:51:55,754 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-03 02:51:55,754 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-03 02:51:55,754 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 02:51:55,755 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-03 02:51:55,755 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 02:51:55,755 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 02:51:55,755 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 02:51:55,755 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 02:51:55,756 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 02:51:55,756 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 02:51:55,756 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 02:51:55,756 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 02:51:55,757 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 02:51:55,757 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 02:51:55,757 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 02:51:55,757 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-03 02:51:55,757 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 02:51:55,758 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 02:51:55,758 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-03 02:51:55,758 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-03 02:51:55,758 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 02:51:55,759 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 02:51:55,759 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feeff152-8e27-4da7-8626-1a5232a12c04/bin/utaipan-7li7fVZpFI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feeff152-8e27-4da7-8626-1a5232a12c04/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c2e40c074e34eae853879e913dea35acffb5001042b37759d8583ab68da2fb52 [2022-11-03 02:51:55,993 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 02:51:56,033 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 02:51:56,036 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 02:51:56,038 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 02:51:56,039 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 02:51:56,040 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feeff152-8e27-4da7-8626-1a5232a12c04/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i [2022-11-03 02:51:56,116 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feeff152-8e27-4da7-8626-1a5232a12c04/bin/utaipan-7li7fVZpFI/data/f06ea9a2b/f177ad282b79411b8e651656872862e4/FLAG5034b61be [2022-11-03 02:51:57,067 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 02:51:57,068 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i [2022-11-03 02:51:57,169 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feeff152-8e27-4da7-8626-1a5232a12c04/bin/utaipan-7li7fVZpFI/data/f06ea9a2b/f177ad282b79411b8e651656872862e4/FLAG5034b61be [2022-11-03 02:51:57,446 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feeff152-8e27-4da7-8626-1a5232a12c04/bin/utaipan-7li7fVZpFI/data/f06ea9a2b/f177ad282b79411b8e651656872862e4 [2022-11-03 02:51:57,449 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 02:51:57,452 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 02:51:57,457 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 02:51:57,457 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 02:51:57,460 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 02:51:57,462 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 02:51:57" (1/1) ... [2022-11-03 02:51:57,464 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3fe08e6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:51:57, skipping insertion in model container [2022-11-03 02:51:57,464 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 02:51:57" (1/1) ... [2022-11-03 02:51:57,471 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 02:51:57,637 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 02:52:04,345 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[552584,552597] [2022-11-03 02:52:04,349 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[552729,552742] [2022-11-03 02:52:04,350 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[552875,552888] [2022-11-03 02:52:04,357 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[553040,553053] [2022-11-03 02:52:04,358 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[553198,553211] [2022-11-03 02:52:04,359 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[553356,553369] [2022-11-03 02:52:04,359 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[553514,553527] [2022-11-03 02:52:04,360 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[553674,553687] [2022-11-03 02:52:04,361 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[553833,553846] [2022-11-03 02:52:04,361 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[553972,553985] [2022-11-03 02:52:04,368 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[554114,554127] [2022-11-03 02:52:04,370 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[554263,554276] [2022-11-03 02:52:04,373 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[554402,554415] [2022-11-03 02:52:04,373 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[554557,554570] [2022-11-03 02:52:04,374 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[554717,554730] [2022-11-03 02:52:04,375 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[554868,554881] [2022-11-03 02:52:04,375 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[555019,555032] [2022-11-03 02:52:04,377 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[555171,555184] [2022-11-03 02:52:04,377 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[555320,555333] [2022-11-03 02:52:04,379 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[555468,555481] [2022-11-03 02:52:04,380 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[555625,555638] [2022-11-03 02:52:04,380 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[555774,555787] [2022-11-03 02:52:04,381 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[555930,555943] [2022-11-03 02:52:04,382 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[556083,556096] [2022-11-03 02:52:04,383 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[556229,556242] [2022-11-03 02:52:04,397 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[556372,556385] [2022-11-03 02:52:04,397 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[556524,556537] [2022-11-03 02:52:04,398 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[556670,556683] [2022-11-03 02:52:04,398 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[556815,556828] [2022-11-03 02:52:04,399 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[556969,556982] [2022-11-03 02:52:04,399 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[557120,557133] [2022-11-03 02:52:04,400 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[557275,557288] [2022-11-03 02:52:04,400 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[557427,557440] [2022-11-03 02:52:04,400 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[557582,557595] [2022-11-03 02:52:04,401 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[557746,557759] [2022-11-03 02:52:04,401 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[557902,557915] [2022-11-03 02:52:04,402 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[558066,558079] [2022-11-03 02:52:04,402 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[558208,558221] [2022-11-03 02:52:04,403 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[558366,558379] [2022-11-03 02:52:04,403 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[558533,558546] [2022-11-03 02:52:04,403 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[558692,558705] [2022-11-03 02:52:04,404 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[558851,558864] [2022-11-03 02:52:04,404 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[559000,559013] [2022-11-03 02:52:04,405 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[559147,559160] [2022-11-03 02:52:04,405 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[559286,559299] [2022-11-03 02:52:04,406 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[559449,559462] [2022-11-03 02:52:04,406 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[559615,559628] [2022-11-03 02:52:04,406 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[559779,559792] [2022-11-03 02:52:04,413 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[559944,559957] [2022-11-03 02:52:04,414 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[560109,560122] [2022-11-03 02:52:04,414 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[560275,560288] [2022-11-03 02:52:04,414 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[560440,560453] [2022-11-03 02:52:04,415 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[560607,560620] [2022-11-03 02:52:04,415 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[560767,560780] [2022-11-03 02:52:04,416 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[560929,560942] [2022-11-03 02:52:04,416 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[561088,561101] [2022-11-03 02:52:04,417 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[561234,561247] [2022-11-03 02:52:04,417 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[561377,561390] [2022-11-03 02:52:04,417 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[561521,561534] [2022-11-03 02:52:04,418 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[561664,561677] [2022-11-03 02:52:04,418 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[561808,561821] [2022-11-03 02:52:04,419 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[561949,561962] [2022-11-03 02:52:04,419 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[562087,562100] [2022-11-03 02:52:04,421 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[562245,562258] [2022-11-03 02:52:04,422 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[562404,562417] [2022-11-03 02:52:04,422 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[562560,562573] [2022-11-03 02:52:04,423 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[562709,562722] [2022-11-03 02:52:04,424 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[562861,562874] [2022-11-03 02:52:04,424 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[563012,563025] [2022-11-03 02:52:04,424 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[563161,563174] [2022-11-03 02:52:04,425 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[563313,563326] [2022-11-03 02:52:04,426 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[563461,563474] [2022-11-03 02:52:04,427 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[563614,563627] [2022-11-03 02:52:04,428 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[563765,563778] [2022-11-03 02:52:04,428 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[563915,563928] [2022-11-03 02:52:04,429 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[564062,564075] [2022-11-03 02:52:04,429 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[564213,564226] [2022-11-03 02:52:04,430 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[564364,564377] [2022-11-03 02:52:04,430 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[564512,564525] [2022-11-03 02:52:04,430 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[564678,564691] [2022-11-03 02:52:04,431 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[564847,564860] [2022-11-03 02:52:04,431 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[565014,565027] [2022-11-03 02:52:04,432 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[565182,565195] [2022-11-03 02:52:04,432 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[565332,565345] [2022-11-03 02:52:04,434 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[565479,565492] [2022-11-03 02:52:04,434 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[565640,565653] [2022-11-03 02:52:04,434 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[565810,565823] [2022-11-03 02:52:04,436 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[565972,565985] [2022-11-03 02:52:04,451 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 02:52:04,525 INFO L203 MainTranslator]: Completed pre-run [2022-11-03 02:52:05,132 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[552584,552597] [2022-11-03 02:52:05,133 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[552729,552742] [2022-11-03 02:52:05,133 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[552875,552888] [2022-11-03 02:52:05,134 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[553040,553053] [2022-11-03 02:52:05,134 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[553198,553211] [2022-11-03 02:52:05,135 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[553356,553369] [2022-11-03 02:52:05,135 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[553514,553527] [2022-11-03 02:52:05,136 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[553674,553687] [2022-11-03 02:52:05,136 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[553833,553846] [2022-11-03 02:52:05,137 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[553972,553985] [2022-11-03 02:52:05,138 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[554114,554127] [2022-11-03 02:52:05,138 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[554263,554276] [2022-11-03 02:52:05,139 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[554402,554415] [2022-11-03 02:52:05,140 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[554557,554570] [2022-11-03 02:52:05,140 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[554717,554730] [2022-11-03 02:52:05,141 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[554868,554881] [2022-11-03 02:52:05,141 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[555019,555032] [2022-11-03 02:52:05,141 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[555171,555184] [2022-11-03 02:52:05,142 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[555320,555333] [2022-11-03 02:52:05,143 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[555468,555481] [2022-11-03 02:52:05,144 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[555625,555638] [2022-11-03 02:52:05,144 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[555774,555787] [2022-11-03 02:52:05,145 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[555930,555943] [2022-11-03 02:52:05,145 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[556083,556096] [2022-11-03 02:52:05,145 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[556229,556242] [2022-11-03 02:52:05,146 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[556372,556385] [2022-11-03 02:52:05,147 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[556524,556537] [2022-11-03 02:52:05,148 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[556670,556683] [2022-11-03 02:52:05,148 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[556815,556828] [2022-11-03 02:52:05,149 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[556969,556982] [2022-11-03 02:52:05,149 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[557120,557133] [2022-11-03 02:52:05,150 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[557275,557288] [2022-11-03 02:52:05,151 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[557427,557440] [2022-11-03 02:52:05,152 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[557582,557595] [2022-11-03 02:52:05,152 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[557746,557759] [2022-11-03 02:52:05,153 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[557902,557915] [2022-11-03 02:52:05,153 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[558066,558079] [2022-11-03 02:52:05,154 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[558208,558221] [2022-11-03 02:52:05,155 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[558366,558379] [2022-11-03 02:52:05,155 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[558533,558546] [2022-11-03 02:52:05,156 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[558692,558705] [2022-11-03 02:52:05,157 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[558851,558864] [2022-11-03 02:52:05,158 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[559000,559013] [2022-11-03 02:52:05,158 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[559147,559160] [2022-11-03 02:52:05,158 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[559286,559299] [2022-11-03 02:52:05,159 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[559449,559462] [2022-11-03 02:52:05,159 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[559615,559628] [2022-11-03 02:52:05,160 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[559779,559792] [2022-11-03 02:52:05,160 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[559944,559957] [2022-11-03 02:52:05,161 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[560109,560122] [2022-11-03 02:52:05,161 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[560275,560288] [2022-11-03 02:52:05,162 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[560440,560453] [2022-11-03 02:52:05,163 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[560607,560620] [2022-11-03 02:52:05,163 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[560767,560780] [2022-11-03 02:52:05,164 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[560929,560942] [2022-11-03 02:52:05,166 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[561088,561101] [2022-11-03 02:52:05,169 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[561234,561247] [2022-11-03 02:52:05,169 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[561377,561390] [2022-11-03 02:52:05,170 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[561521,561534] [2022-11-03 02:52:05,170 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[561664,561677] [2022-11-03 02:52:05,172 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[561808,561821] [2022-11-03 02:52:05,172 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[561949,561962] [2022-11-03 02:52:05,173 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[562087,562100] [2022-11-03 02:52:05,178 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[562245,562258] [2022-11-03 02:52:05,179 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[562404,562417] [2022-11-03 02:52:05,186 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[562560,562573] [2022-11-03 02:52:05,188 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[562709,562722] [2022-11-03 02:52:05,188 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[562861,562874] [2022-11-03 02:52:05,189 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[563012,563025] [2022-11-03 02:52:05,189 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[563161,563174] [2022-11-03 02:52:05,190 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[563313,563326] [2022-11-03 02:52:05,190 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[563461,563474] [2022-11-03 02:52:05,190 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[563614,563627] [2022-11-03 02:52:05,191 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[563765,563778] [2022-11-03 02:52:05,192 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[563915,563928] [2022-11-03 02:52:05,192 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[564062,564075] [2022-11-03 02:52:05,192 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[564213,564226] [2022-11-03 02:52:05,193 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[564364,564377] [2022-11-03 02:52:05,194 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[564512,564525] [2022-11-03 02:52:05,195 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[564678,564691] [2022-11-03 02:52:05,196 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[564847,564860] [2022-11-03 02:52:05,197 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[565014,565027] [2022-11-03 02:52:05,197 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[565182,565195] [2022-11-03 02:52:05,197 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[565332,565345] [2022-11-03 02:52:05,198 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[565479,565492] [2022-11-03 02:52:05,198 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[565640,565653] [2022-11-03 02:52:05,199 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[565810,565823] [2022-11-03 02:52:05,199 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_feeff152-8e27-4da7-8626-1a5232a12c04/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[565972,565985] [2022-11-03 02:52:05,207 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 02:52:05,566 INFO L208 MainTranslator]: Completed translation [2022-11-03 02:52:05,567 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:52:05 WrapperNode [2022-11-03 02:52:05,567 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 02:52:05,568 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-03 02:52:05,568 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-03 02:52:05,568 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-03 02:52:05,575 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:52:05" (1/1) ... [2022-11-03 02:52:05,738 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:52:05" (1/1) ... [2022-11-03 02:52:06,033 INFO L138 Inliner]: procedures = 918, calls = 3166, calls flagged for inlining = 418, calls inlined = 342, statements flattened = 7986 [2022-11-03 02:52:06,034 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-03 02:52:06,035 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-03 02:52:06,035 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-03 02:52:06,035 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-03 02:52:06,044 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:52:05" (1/1) ... [2022-11-03 02:52:06,045 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:52:05" (1/1) ... [2022-11-03 02:52:06,082 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:52:05" (1/1) ... [2022-11-03 02:52:06,083 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:52:05" (1/1) ... [2022-11-03 02:52:06,252 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:52:05" (1/1) ... [2022-11-03 02:52:06,288 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:52:05" (1/1) ... [2022-11-03 02:52:06,338 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:52:05" (1/1) ... [2022-11-03 02:52:06,353 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:52:05" (1/1) ... [2022-11-03 02:52:06,463 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-03 02:52:06,464 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-03 02:52:06,464 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-03 02:52:06,464 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-03 02:52:06,465 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:52:05" (1/1) ... [2022-11-03 02:52:06,472 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 02:52:06,485 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feeff152-8e27-4da7-8626-1a5232a12c04/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 02:52:06,504 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feeff152-8e27-4da7-8626-1a5232a12c04/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-03 02:52:06,534 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feeff152-8e27-4da7-8626-1a5232a12c04/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-03 02:52:06,553 INFO L130 BoogieDeclarations]: Found specification of procedure nla_get_u32 [2022-11-03 02:52:06,554 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_get_u32 [2022-11-03 02:52:06,554 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_total_size [2022-11-03 02:52:06,554 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_total_size [2022-11-03 02:52:06,554 INFO L130 BoogieDeclarations]: Found specification of procedure team_mode_option_get [2022-11-03 02:52:06,554 INFO L138 BoogieDeclarations]: Found implementation of procedure team_mode_option_get [2022-11-03 02:52:06,554 INFO L130 BoogieDeclarations]: Found specification of procedure __team_change_mode [2022-11-03 02:52:06,555 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_change_mode [2022-11-03 02:52:06,555 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put_u32 [2022-11-03 02:52:06,555 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put_u32 [2022-11-03 02:52:06,555 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_131 [2022-11-03 02:52:06,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_131 [2022-11-03 02:52:06,556 INFO L130 BoogieDeclarations]: Found specification of procedure team_init [2022-11-03 02:52:06,556 INFO L138 BoogieDeclarations]: Found implementation of procedure team_init [2022-11-03 02:52:06,556 INFO L130 BoogieDeclarations]: Found specification of procedure team_notify_peers_interval_set [2022-11-03 02:52:06,556 INFO L138 BoogieDeclarations]: Found implementation of procedure team_notify_peers_interval_set [2022-11-03 02:52:06,556 INFO L130 BoogieDeclarations]: Found specification of procedure team_del_slave [2022-11-03 02:52:06,556 INFO L138 BoogieDeclarations]: Found implementation of procedure team_del_slave [2022-11-03 02:52:06,557 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_if_positive [2022-11-03 02:52:06,557 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_if_positive [2022-11-03 02:52:06,557 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-11-03 02:52:06,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-11-03 02:52:06,557 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-03 02:52:06,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-03 02:52:06,558 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2022-11-03 02:52:06,558 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2022-11-03 02:52:06,558 INFO L130 BoogieDeclarations]: Found specification of procedure free_percpu [2022-11-03 02:52:06,558 INFO L138 BoogieDeclarations]: Found implementation of procedure free_percpu [2022-11-03 02:52:06,558 INFO L130 BoogieDeclarations]: Found specification of procedure team_priority_option_get [2022-11-03 02:52:06,558 INFO L138 BoogieDeclarations]: Found implementation of procedure team_priority_option_get [2022-11-03 02:52:06,559 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_net_rtnetlink__double_lock [2022-11-03 02:52:06,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_net_rtnetlink__double_lock [2022-11-03 02:52:06,559 INFO L130 BoogieDeclarations]: Found specification of procedure team_queue_override_fini [2022-11-03 02:52:06,559 INFO L138 BoogieDeclarations]: Found implementation of procedure team_queue_override_fini [2022-11-03 02:52:06,559 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-03 02:52:06,559 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-03 02:52:06,560 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_get_rtnl [2022-11-03 02:52:06,560 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_get_rtnl [2022-11-03 02:52:06,560 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2022-11-03 02:52:06,560 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2022-11-03 02:52:06,560 INFO L130 BoogieDeclarations]: Found specification of procedure team_set_mac_address [2022-11-03 02:52:06,560 INFO L138 BoogieDeclarations]: Found implementation of procedure team_set_mac_address [2022-11-03 02:52:06,561 INFO L130 BoogieDeclarations]: Found specification of procedure team_notify_peers_count_set [2022-11-03 02:52:06,561 INFO L138 BoogieDeclarations]: Found implementation of procedure team_notify_peers_count_set [2022-11-03 02:52:06,561 INFO L130 BoogieDeclarations]: Found specification of procedure team_add_slave [2022-11-03 02:52:06,561 INFO L138 BoogieDeclarations]: Found implementation of procedure team_add_slave [2022-11-03 02:52:06,561 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add [2022-11-03 02:52:06,561 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add [2022-11-03 02:52:06,562 INFO L130 BoogieDeclarations]: Found specification of procedure __team_option_inst_del_option [2022-11-03 02:52:06,562 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_option_inst_del_option [2022-11-03 02:52:06,562 INFO L130 BoogieDeclarations]: Found specification of procedure team_mode_put [2022-11-03 02:52:06,562 INFO L138 BoogieDeclarations]: Found implementation of procedure team_mode_put [2022-11-03 02:52:06,562 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-03 02:52:06,562 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-03 02:52:06,563 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2022-11-03 02:52:06,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2022-11-03 02:52:06,563 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_new [2022-11-03 02:52:06,563 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_new [2022-11-03 02:52:06,563 INFO L130 BoogieDeclarations]: Found specification of procedure team_notify_peers [2022-11-03 02:52:06,563 INFO L138 BoogieDeclarations]: Found implementation of procedure team_notify_peers [2022-11-03 02:52:06,564 INFO L130 BoogieDeclarations]: Found specification of procedure hlist_del_rcu [2022-11-03 02:52:06,564 INFO L138 BoogieDeclarations]: Found implementation of procedure hlist_del_rcu [2022-11-03 02:52:06,564 INFO L130 BoogieDeclarations]: Found specification of procedure __team_netpoll_cleanup [2022-11-03 02:52:06,564 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_netpoll_cleanup [2022-11-03 02:52:06,564 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-03 02:52:06,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-03 02:52:06,565 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-11-03 02:52:06,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-11-03 02:52:06,565 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put_u8 [2022-11-03 02:52:06,565 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put_u8 [2022-11-03 02:52:06,565 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-03 02:52:06,565 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2022-11-03 02:52:06,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2022-11-03 02:52:06,566 INFO L130 BoogieDeclarations]: Found specification of procedure __find_mode [2022-11-03 02:52:06,566 INFO L138 BoogieDeclarations]: Found implementation of procedure __find_mode [2022-11-03 02:52:06,566 INFO L130 BoogieDeclarations]: Found specification of procedure team_ethtool_get_drvinfo [2022-11-03 02:52:06,566 INFO L138 BoogieDeclarations]: Found implementation of procedure team_ethtool_get_drvinfo [2022-11-03 02:52:06,566 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2022-11-03 02:52:06,567 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2022-11-03 02:52:06,567 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_put [2022-11-03 02:52:06,567 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_put [2022-11-03 02:52:06,567 INFO L130 BoogieDeclarations]: Found specification of procedure team_set_rx_mode [2022-11-03 02:52:06,567 INFO L138 BoogieDeclarations]: Found implementation of procedure team_set_rx_mode [2022-11-03 02:52:06,567 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-11-03 02:52:06,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-11-03 02:52:06,568 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2022-11-03 02:52:06,568 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2022-11-03 02:52:06,568 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-03 02:52:06,568 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2022-11-03 02:52:06,568 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2022-11-03 02:52:06,568 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-03 02:52:06,569 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-03 02:52:06,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-03 02:52:06,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-03 02:52:06,569 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-03 02:52:06,569 INFO L130 BoogieDeclarations]: Found specification of procedure team_user_linkup_en_option_get [2022-11-03 02:52:06,569 INFO L138 BoogieDeclarations]: Found implementation of procedure team_user_linkup_en_option_get [2022-11-03 02:52:06,570 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_en_option_set [2022-11-03 02:52:06,570 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_en_option_set [2022-11-03 02:52:06,570 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_48 [2022-11-03 02:52:06,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_48 [2022-11-03 02:52:06,570 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_cmd_options_set [2022-11-03 02:52:06,570 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_cmd_options_set [2022-11-03 02:52:06,571 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-03 02:52:06,571 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-03 02:52:06,571 INFO L130 BoogieDeclarations]: Found specification of procedure team_queue_id_option_get [2022-11-03 02:52:06,571 INFO L138 BoogieDeclarations]: Found implementation of procedure team_queue_id_option_get [2022-11-03 02:52:06,571 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_del [2022-11-03 02:52:06,571 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_del [2022-11-03 02:52:06,571 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2022-11-03 02:52:06,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2022-11-03 02:52:06,572 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_lock_of_team [2022-11-03 02:52:06,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_lock_of_team [2022-11-03 02:52:06,572 INFO L130 BoogieDeclarations]: Found specification of procedure team_mcast_rejoin [2022-11-03 02:52:06,572 INFO L138 BoogieDeclarations]: Found implementation of procedure team_mcast_rejoin [2022-11-03 02:52:06,572 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2022-11-03 02:52:06,573 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2022-11-03 02:52:06,573 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-03 02:52:06,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-03 02:52:06,573 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_cmd_noop [2022-11-03 02:52:06,573 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_cmd_noop [2022-11-03 02:52:06,573 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_set_orig_dev_addr [2022-11-03 02:52:06,574 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_set_orig_dev_addr [2022-11-03 02:52:06,574 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_fill_one_port_get [2022-11-03 02:52:06,574 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_fill_one_port_get [2022-11-03 02:52:06,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-03 02:52:06,574 INFO L130 BoogieDeclarations]: Found specification of procedure team_options_register [2022-11-03 02:52:06,574 INFO L138 BoogieDeclarations]: Found implementation of procedure team_options_register [2022-11-03 02:52:06,574 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_11 [2022-11-03 02:52:06,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_11 [2022-11-03 02:52:06,575 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-11-03 02:52:06,575 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-11-03 02:52:06,575 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_trim [2022-11-03 02:52:06,575 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_trim [2022-11-03 02:52:06,575 INFO L130 BoogieDeclarations]: Found specification of procedure __team_option_inst_add_option [2022-11-03 02:52:06,576 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_option_inst_add_option [2022-11-03 02:52:06,576 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-11-03 02:52:06,576 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_rcu [2022-11-03 02:52:06,576 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_rcu [2022-11-03 02:52:06,576 INFO L130 BoogieDeclarations]: Found specification of procedure nla_nest_cancel [2022-11-03 02:52:06,576 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_nest_cancel [2022-11-03 02:52:06,576 INFO L130 BoogieDeclarations]: Found specification of procedure hlist_add_head_rcu [2022-11-03 02:52:06,577 INFO L138 BoogieDeclarations]: Found implementation of procedure hlist_add_head_rcu [2022-11-03 02:52:06,577 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_36 [2022-11-03 02:52:06,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_36 [2022-11-03 02:52:06,577 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-03 02:52:06,577 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-03 02:52:06,577 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_team_get [2022-11-03 02:52:06,578 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_team_get [2022-11-03 02:52:06,578 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_29 [2022-11-03 02:52:06,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_29 [2022-11-03 02:52:06,578 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2022-11-03 02:52:06,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2022-11-03 02:52:06,578 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_for_read_section [2022-11-03 02:52:06,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_for_read_section [2022-11-03 02:52:06,579 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_en_option_get [2022-11-03 02:52:06,579 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_en_option_get [2022-11-03 02:52:06,579 INFO L130 BoogieDeclarations]: Found specification of procedure nla_len [2022-11-03 02:52:06,579 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_len [2022-11-03 02:52:06,579 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2022-11-03 02:52:06,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2022-11-03 02:52:06,580 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-03 02:52:06,580 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-03 02:52:06,580 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-03 02:52:06,580 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2022-11-03 02:52:06,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2022-11-03 02:52:06,580 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_enable_netpoll [2022-11-03 02:52:06,581 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_enable_netpoll [2022-11-03 02:52:06,581 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-03 02:52:06,581 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail_rcu [2022-11-03 02:52:06,581 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail_rcu [2022-11-03 02:52:06,581 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_cmd_options_get [2022-11-03 02:52:06,581 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_cmd_options_get [2022-11-03 02:52:06,581 INFO L130 BoogieDeclarations]: Found specification of procedure team_user_linkup_en_option_set [2022-11-03 02:52:06,582 INFO L138 BoogieDeclarations]: Found implementation of procedure team_user_linkup_en_option_set [2022-11-03 02:52:06,582 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_module_put [2022-11-03 02:52:06,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_module_put [2022-11-03 02:52:06,582 INFO L130 BoogieDeclarations]: Found specification of procedure __team_find_option [2022-11-03 02:52:06,582 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_find_option [2022-11-03 02:52:06,582 INFO L130 BoogieDeclarations]: Found specification of procedure nla_data [2022-11-03 02:52:06,583 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_data [2022-11-03 02:52:06,583 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-03 02:52:06,583 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-03 02:52:06,583 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-11-03 02:52:06,583 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-11-03 02:52:06,583 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-11-03 02:52:06,584 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-11-03 02:52:06,584 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_fill_one_option_get [2022-11-03 02:52:06,584 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_fill_one_option_get [2022-11-03 02:52:06,584 INFO L130 BoogieDeclarations]: Found specification of procedure team_mcast_rejoin_interval_set [2022-11-03 02:52:06,584 INFO L138 BoogieDeclarations]: Found implementation of procedure team_mcast_rejoin_interval_set [2022-11-03 02:52:06,584 INFO L130 BoogieDeclarations]: Found specification of procedure team_is_mode_set [2022-11-03 02:52:06,584 INFO L138 BoogieDeclarations]: Found implementation of procedure team_is_mode_set [2022-11-03 02:52:06,585 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-03 02:52:06,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-03 02:52:06,585 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_change_check [2022-11-03 02:52:06,585 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_change_check [2022-11-03 02:52:06,585 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-11-03 02:52:06,586 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-11-03 02:52:06,586 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netdev_rx_handler_register_149 [2022-11-03 02:52:06,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netdev_rx_handler_register_149 [2022-11-03 02:52:06,586 INFO L130 BoogieDeclarations]: Found specification of procedure __team_compute_features [2022-11-03 02:52:06,586 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_compute_features [2022-11-03 02:52:06,587 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-11-03 02:52:06,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-11-03 02:52:06,587 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2022-11-03 02:52:06,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2022-11-03 02:52:06,587 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_leave [2022-11-03 02:52:06,587 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_leave [2022-11-03 02:52:06,587 INFO L130 BoogieDeclarations]: Found specification of procedure __send_and_alloc_skb [2022-11-03 02:52:06,588 INFO L138 BoogieDeclarations]: Found implementation of procedure __send_and_alloc_skb [2022-11-03 02:52:06,588 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-03 02:52:06,588 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-03 02:52:06,588 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_held [2022-11-03 02:52:06,588 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_held [2022-11-03 02:52:06,588 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-11-03 02:52:06,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-11-03 02:52:06,589 INFO L130 BoogieDeclarations]: Found specification of procedure genlmsg_cancel [2022-11-03 02:52:06,589 INFO L138 BoogieDeclarations]: Found implementation of procedure genlmsg_cancel [2022-11-03 02:52:06,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-03 02:52:06,589 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-03 02:52:06,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-03 02:52:06,590 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_send_options_get [2022-11-03 02:52:06,590 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_send_options_get [2022-11-03 02:52:06,590 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_increment_features [2022-11-03 02:52:06,590 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_increment_features [2022-11-03 02:52:06,590 INFO L130 BoogieDeclarations]: Found specification of procedure team_open [2022-11-03 02:52:06,590 INFO L138 BoogieDeclarations]: Found implementation of procedure team_open [2022-11-03 02:52:06,590 INFO L130 BoogieDeclarations]: Found specification of procedure __team_option_inst_add_port [2022-11-03 02:52:06,591 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_option_inst_add_port [2022-11-03 02:52:06,591 INFO L130 BoogieDeclarations]: Found specification of procedure __team_queue_override_port_add [2022-11-03 02:52:06,591 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_queue_override_port_add [2022-11-03 02:52:06,591 INFO L130 BoogieDeclarations]: Found specification of procedure __team_options_change_check [2022-11-03 02:52:06,591 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_options_change_check [2022-11-03 02:52:06,591 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_next [2022-11-03 02:52:06,592 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_next [2022-11-03 02:52:06,592 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put [2022-11-03 02:52:06,592 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put [2022-11-03 02:52:06,592 INFO L130 BoogieDeclarations]: Found specification of procedure team_notify_peers_count_get [2022-11-03 02:52:06,592 INFO L138 BoogieDeclarations]: Found implementation of procedure team_notify_peers_count_get [2022-11-03 02:52:06,592 INFO L130 BoogieDeclarations]: Found specification of procedure team_validate [2022-11-03 02:52:06,592 INFO L138 BoogieDeclarations]: Found implementation of procedure team_validate [2022-11-03 02:52:06,593 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put_flag [2022-11-03 02:52:06,593 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put_flag [2022-11-03 02:52:06,593 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_past_rtnl_unlock [2022-11-03 02:52:06,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_past_rtnl_unlock [2022-11-03 02:52:06,593 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_disable_netpoll [2022-11-03 02:52:06,593 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_disable_netpoll [2022-11-03 02:52:06,594 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_enter [2022-11-03 02:52:06,594 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_enter [2022-11-03 02:52:06,594 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2022-11-03 02:52:06,594 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put_string [2022-11-03 02:52:06,594 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put_string [2022-11-03 02:52:06,594 INFO L130 BoogieDeclarations]: Found specification of procedure team_close [2022-11-03 02:52:06,594 INFO L138 BoogieDeclarations]: Found implementation of procedure team_close [2022-11-03 02:52:06,595 INFO L130 BoogieDeclarations]: Found specification of procedure __team_option_inst_add [2022-11-03 02:52:06,595 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_option_inst_add [2022-11-03 02:52:06,595 INFO L130 BoogieDeclarations]: Found specification of procedure team_mcast_rejoin_count_get [2022-11-03 02:52:06,595 INFO L138 BoogieDeclarations]: Found implementation of procedure team_mcast_rejoin_count_get [2022-11-03 02:52:06,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2022-11-03 02:52:06,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2022-11-03 02:52:06,596 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_send_port_list_get [2022-11-03 02:52:06,596 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_send_port_list_get [2022-11-03 02:52:06,596 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-03 02:52:06,596 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-03 02:52:06,596 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_130 [2022-11-03 02:52:06,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_130 [2022-11-03 02:52:06,596 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-11-03 02:52:06,597 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-11-03 02:52:06,597 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-03 02:52:06,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-03 02:52:06,597 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_cmd_port_list_get [2022-11-03 02:52:06,597 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_cmd_port_list_get [2022-11-03 02:52:06,597 INFO L130 BoogieDeclarations]: Found specification of procedure team_option_set [2022-11-03 02:52:06,597 INFO L138 BoogieDeclarations]: Found implementation of procedure team_option_set [2022-11-03 02:52:06,598 INFO L130 BoogieDeclarations]: Found specification of procedure team_netpoll_setup [2022-11-03 02:52:06,598 INFO L138 BoogieDeclarations]: Found implementation of procedure team_netpoll_setup [2022-11-03 02:52:06,598 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_rtnl_trylock [2022-11-03 02:52:06,598 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_rtnl_trylock [2022-11-03 02:52:06,598 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2022-11-03 02:52:06,598 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2022-11-03 02:52:06,599 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2022-11-03 02:52:06,599 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2022-11-03 02:52:06,599 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2022-11-03 02:52:06,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2022-11-03 02:52:06,599 INFO L130 BoogieDeclarations]: Found specification of procedure __team_queue_override_enabled_check [2022-11-03 02:52:06,599 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_queue_override_enabled_check [2022-11-03 02:52:06,599 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2022-11-03 02:52:06,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2022-11-03 02:52:06,600 INFO L130 BoogieDeclarations]: Found specification of procedure team_netpoll_cleanup [2022-11-03 02:52:06,600 INFO L138 BoogieDeclarations]: Found implementation of procedure team_netpoll_cleanup [2022-11-03 02:52:06,600 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_mtu [2022-11-03 02:52:06,600 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_mtu [2022-11-03 02:52:06,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-03 02:52:06,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-03 02:52:06,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-03 02:52:06,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-03 02:52:06,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2022-11-03 02:52:06,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2022-11-03 02:52:06,601 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_add [2022-11-03 02:52:06,601 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_add [2022-11-03 02:52:06,602 INFO L130 BoogieDeclarations]: Found specification of procedure genlmsg_unicast [2022-11-03 02:52:06,602 INFO L138 BoogieDeclarations]: Found implementation of procedure genlmsg_unicast [2022-11-03 02:52:06,602 INFO L130 BoogieDeclarations]: Found specification of procedure nla_nest_end [2022-11-03 02:52:06,602 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_nest_end [2022-11-03 02:52:06,602 INFO L130 BoogieDeclarations]: Found specification of procedure team_poll_controller [2022-11-03 02:52:06,602 INFO L138 BoogieDeclarations]: Found implementation of procedure team_poll_controller [2022-11-03 02:52:06,603 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-03 02:52:06,603 INFO L130 BoogieDeclarations]: Found specification of procedure __team_options_unregister [2022-11-03 02:52:06,603 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_options_unregister [2022-11-03 02:52:06,603 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-11-03 02:52:06,603 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-11-03 02:52:06,603 INFO L130 BoogieDeclarations]: Found specification of procedure team_queue_id_option_set [2022-11-03 02:52:06,603 INFO L138 BoogieDeclarations]: Found implementation of procedure team_queue_id_option_set [2022-11-03 02:52:06,604 INFO L130 BoogieDeclarations]: Found specification of procedure team_refresh_port_linkup [2022-11-03 02:52:06,604 INFO L138 BoogieDeclarations]: Found implementation of procedure team_refresh_port_linkup [2022-11-03 02:52:06,604 INFO L130 BoogieDeclarations]: Found specification of procedure team_user_linkup_option_set [2022-11-03 02:52:06,604 INFO L138 BoogieDeclarations]: Found implementation of procedure team_user_linkup_option_set [2022-11-03 02:52:06,604 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_20_2 [2022-11-03 02:52:06,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_20_2 [2022-11-03 02:52:06,604 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-03 02:52:06,605 INFO L130 BoogieDeclarations]: Found specification of procedure __team_port_change_send [2022-11-03 02:52:06,605 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_port_change_send [2022-11-03 02:52:06,605 INFO L130 BoogieDeclarations]: Found specification of procedure genlmsg_end [2022-11-03 02:52:06,605 INFO L138 BoogieDeclarations]: Found implementation of procedure genlmsg_end [2022-11-03 02:52:06,605 INFO L130 BoogieDeclarations]: Found specification of procedure team_notify_peers_interval_get [2022-11-03 02:52:06,605 INFO L138 BoogieDeclarations]: Found implementation of procedure team_notify_peers_interval_get [2022-11-03 02:52:06,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-03 02:52:06,606 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2022-11-03 02:52:06,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2022-11-03 02:52:06,606 INFO L130 BoogieDeclarations]: Found specification of procedure vlan_vid_del [2022-11-03 02:52:06,606 INFO L138 BoogieDeclarations]: Found implementation of procedure vlan_vid_del [2022-11-03 02:52:06,606 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-11-03 02:52:06,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-11-03 02:52:06,607 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-03 02:52:06,607 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-03 02:52:06,607 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2022-11-03 02:52:06,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2022-11-03 02:52:06,607 INFO L130 BoogieDeclarations]: Found specification of procedure team_mode_option_set [2022-11-03 02:52:06,607 INFO L138 BoogieDeclarations]: Found implementation of procedure team_mode_option_set [2022-11-03 02:52:06,608 INFO L130 BoogieDeclarations]: Found specification of procedure team_change_mode [2022-11-03 02:52:06,608 INFO L138 BoogieDeclarations]: Found implementation of procedure team_change_mode [2022-11-03 02:52:06,608 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-11-03 02:52:06,608 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-11-03 02:52:06,608 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_dummy_resourceless_instance_0 [2022-11-03 02:52:06,608 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_dummy_resourceless_instance_0 [2022-11-03 02:52:06,609 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-11-03 02:52:06,609 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-11-03 02:52:06,609 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2022-11-03 02:52:06,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2022-11-03 02:52:06,609 INFO L130 BoogieDeclarations]: Found specification of procedure team_setup [2022-11-03 02:52:06,609 INFO L138 BoogieDeclarations]: Found implementation of procedure team_setup [2022-11-03 02:52:06,609 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_index_hash [2022-11-03 02:52:06,610 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_index_hash [2022-11-03 02:52:06,610 INFO L130 BoogieDeclarations]: Found specification of procedure genl_info_net [2022-11-03 02:52:06,610 INFO L138 BoogieDeclarations]: Found implementation of procedure genl_info_net [2022-11-03 02:52:06,610 INFO L130 BoogieDeclarations]: Found specification of procedure team_notify_peers_fini [2022-11-03 02:52:06,610 INFO L138 BoogieDeclarations]: Found implementation of procedure team_notify_peers_fini [2022-11-03 02:52:06,610 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-11-03 02:52:06,611 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-11-03 02:52:06,611 INFO L130 BoogieDeclarations]: Found specification of procedure __team_option_inst_del_port [2022-11-03 02:52:06,611 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_option_inst_del_port [2022-11-03 02:52:06,611 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-03 02:52:06,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-03 02:52:06,611 INFO L130 BoogieDeclarations]: Found specification of procedure read_pnet [2022-11-03 02:52:06,611 INFO L138 BoogieDeclarations]: Found implementation of procedure read_pnet [2022-11-03 02:52:06,612 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-03 02:52:06,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-03 02:52:06,612 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_disable [2022-11-03 02:52:06,612 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_disable [2022-11-03 02:52:06,612 INFO L130 BoogieDeclarations]: Found specification of procedure team_adjust_ops [2022-11-03 02:52:06,612 INFO L138 BoogieDeclarations]: Found implementation of procedure team_adjust_ops [2022-11-03 02:52:06,613 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_rx_handler_unregister [2022-11-03 02:52:06,613 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_rx_handler_unregister [2022-11-03 02:52:06,613 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-11-03 02:52:06,613 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-11-03 02:52:06,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2022-11-03 02:52:06,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2022-11-03 02:52:06,613 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2022-11-03 02:52:06,614 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2022-11-03 02:52:06,614 INFO L130 BoogieDeclarations]: Found specification of procedure vlan_vids_del_by_dev [2022-11-03 02:52:06,614 INFO L138 BoogieDeclarations]: Found implementation of procedure vlan_vids_del_by_dev [2022-11-03 02:52:06,614 INFO L130 BoogieDeclarations]: Found specification of procedure team_mcast_rejoin_interval_get [2022-11-03 02:52:06,614 INFO L138 BoogieDeclarations]: Found implementation of procedure team_mcast_rejoin_interval_get [2022-11-03 02:52:06,614 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2022-11-03 02:52:06,615 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2022-11-03 02:52:06,615 INFO L130 BoogieDeclarations]: Found specification of procedure team_mcast_rejoin_fini [2022-11-03 02:52:06,615 INFO L138 BoogieDeclarations]: Found implementation of procedure team_mcast_rejoin_fini [2022-11-03 02:52:06,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdevice_notifier [2022-11-03 02:52:06,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdevice_notifier [2022-11-03 02:52:06,615 INFO L130 BoogieDeclarations]: Found specification of procedure __team_options_register [2022-11-03 02:52:06,615 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_options_register [2022-11-03 02:52:06,616 INFO L130 BoogieDeclarations]: Found specification of procedure __cmpxchg_wrong_size [2022-11-03 02:52:06,616 INFO L130 BoogieDeclarations]: Found specification of procedure team_options_change_check [2022-11-03 02:52:06,616 INFO L138 BoogieDeclarations]: Found implementation of procedure team_options_change_check [2022-11-03 02:52:06,616 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-03 02:52:06,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-03 02:52:06,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-03 02:52:06,617 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2022-11-03 02:52:06,617 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2022-11-03 02:52:06,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-03 02:52:06,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-03 02:52:06,617 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_team_put [2022-11-03 02:52:06,617 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_team_put [2022-11-03 02:52:06,617 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2022-11-03 02:52:06,618 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2022-11-03 02:52:06,618 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdevice_notifier [2022-11-03 02:52:06,618 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdevice_notifier [2022-11-03 02:52:06,618 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_set_team_dev_addr [2022-11-03 02:52:06,618 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_set_team_dev_addr [2022-11-03 02:52:06,618 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_update_begin [2022-11-03 02:52:06,619 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_update_begin [2022-11-03 02:52:06,619 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_lock_of_team [2022-11-03 02:52:06,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_lock_of_team [2022-11-03 02:52:06,619 INFO L130 BoogieDeclarations]: Found specification of procedure __team_carrier_check [2022-11-03 02:52:06,619 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_carrier_check [2022-11-03 02:52:06,619 INFO L130 BoogieDeclarations]: Found specification of procedure nla_nest_start [2022-11-03 02:52:06,620 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_nest_start [2022-11-03 02:52:06,620 INFO L130 BoogieDeclarations]: Found specification of procedure dev_net [2022-11-03 02:52:06,620 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_net [2022-11-03 02:52:06,620 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2022-11-03 02:52:06,620 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2022-11-03 02:52:06,620 INFO L130 BoogieDeclarations]: Found specification of procedure __team_queue_override_port_del [2022-11-03 02:52:06,620 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_queue_override_port_del [2022-11-03 02:52:06,621 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-11-03 02:52:06,621 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-11-03 02:52:06,621 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-03 02:52:06,621 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_enabled [2022-11-03 02:52:06,621 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_enabled [2022-11-03 02:52:06,621 INFO L130 BoogieDeclarations]: Found specification of procedure team_upper_dev_unlink [2022-11-03 02:52:06,622 INFO L138 BoogieDeclarations]: Found implementation of procedure team_upper_dev_unlink [2022-11-03 02:52:06,622 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2022-11-03 02:52:06,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2022-11-03 02:52:06,622 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-03 02:52:06,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-03 02:52:06,622 INFO L130 BoogieDeclarations]: Found specification of procedure call_netdevice_notifiers [2022-11-03 02:52:06,622 INFO L138 BoogieDeclarations]: Found implementation of procedure call_netdevice_notifiers [2022-11-03 02:52:06,623 INFO L130 BoogieDeclarations]: Found specification of procedure dev_put [2022-11-03 02:52:06,623 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_put [2022-11-03 02:52:06,623 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-11-03 02:52:06,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-11-03 02:52:06,623 INFO L130 BoogieDeclarations]: Found specification of procedure team_mcast_rejoin_count_set [2022-11-03 02:52:06,623 INFO L138 BoogieDeclarations]: Found implementation of procedure team_mcast_rejoin_count_set [2022-11-03 02:52:06,624 INFO L130 BoogieDeclarations]: Found specification of procedure genlmsg_put [2022-11-03 02:52:06,624 INFO L138 BoogieDeclarations]: Found implementation of procedure genlmsg_put [2022-11-03 02:52:06,624 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-11-03 02:52:06,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-11-03 02:52:06,624 INFO L130 BoogieDeclarations]: Found specification of procedure __team_get_qom_list [2022-11-03 02:52:06,624 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_get_qom_list [2022-11-03 02:52:06,625 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-03 02:52:06,625 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-03 02:52:06,625 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2022-11-03 02:52:06,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2022-11-03 02:52:06,625 INFO L130 BoogieDeclarations]: Found specification of procedure team_option_get [2022-11-03 02:52:06,625 INFO L138 BoogieDeclarations]: Found implementation of procedure team_option_get [2022-11-03 02:52:06,625 INFO L130 BoogieDeclarations]: Found specification of procedure __team_option_inst_del [2022-11-03 02:52:06,626 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_option_inst_del [2022-11-03 02:52:06,626 INFO L130 BoogieDeclarations]: Found specification of procedure team_priority_option_set [2022-11-03 02:52:06,626 INFO L138 BoogieDeclarations]: Found implementation of procedure team_priority_option_set [2022-11-03 02:52:06,626 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_link_unregister [2022-11-03 02:52:06,626 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_link_unregister [2022-11-03 02:52:06,626 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2022-11-03 02:52:06,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2022-11-03 02:52:06,627 INFO L130 BoogieDeclarations]: Found specification of procedure __set_port_dev_addr [2022-11-03 02:52:06,627 INFO L138 BoogieDeclarations]: Found implementation of procedure __set_port_dev_addr [2022-11-03 02:52:06,627 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~~u32~0~TO~int [2022-11-03 02:52:06,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~~u32~0~TO~int [2022-11-03 02:52:06,627 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2022-11-03 02:52:06,627 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2022-11-03 02:52:06,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-03 02:52:06,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-03 02:52:06,628 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_free [2022-11-03 02:52:06,628 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_free [2022-11-03 02:52:06,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-11-03 02:52:06,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-11-03 02:52:06,629 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2022-11-03 02:52:06,629 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2022-11-03 02:52:06,629 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_enable [2022-11-03 02:52:06,629 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_enable [2022-11-03 02:52:06,629 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-11-03 02:52:06,629 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-11-03 02:52:06,629 INFO L130 BoogieDeclarations]: Found specification of procedure team_set_no_mode [2022-11-03 02:52:06,630 INFO L138 BoogieDeclarations]: Found implementation of procedure team_set_no_mode [2022-11-03 02:52:06,630 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-03 02:52:06,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-03 02:52:06,630 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2022-11-03 02:52:06,630 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2022-11-03 02:52:06,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netdev_rx_handler_unregister [2022-11-03 02:52:06,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netdev_rx_handler_unregister [2022-11-03 02:52:06,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-03 02:52:06,631 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netdev_rx_handler_register [2022-11-03 02:52:06,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netdev_rx_handler_register [2022-11-03 02:52:06,631 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-11-03 02:52:06,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-11-03 02:52:06,631 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_send_event_options_get [2022-11-03 02:52:06,632 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_send_event_options_get [2022-11-03 02:52:06,632 INFO L130 BoogieDeclarations]: Found specification of procedure team_uninit [2022-11-03 02:52:06,632 INFO L138 BoogieDeclarations]: Found implementation of procedure team_uninit [2022-11-03 02:52:06,632 INFO L130 BoogieDeclarations]: Found specification of procedure team_user_linkup_option_get [2022-11-03 02:52:06,632 INFO L138 BoogieDeclarations]: Found implementation of procedure team_user_linkup_option_get [2022-11-03 02:52:06,632 INFO L130 BoogieDeclarations]: Found specification of procedure qdisc_skb_cb [2022-11-03 02:52:06,633 INFO L138 BoogieDeclarations]: Found implementation of procedure qdisc_skb_cb [2022-11-03 02:52:07,992 INFO L235 CfgBuilder]: Building ICFG [2022-11-03 02:52:07,998 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-03 02:52:08,404 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-03 02:52:13,737 INFO L276 CfgBuilder]: Performing block encoding [2022-11-03 02:52:15,772 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-03 02:52:15,773 INFO L300 CfgBuilder]: Removed 16 assume(true) statements. [2022-11-03 02:52:15,780 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 02:52:15 BoogieIcfgContainer [2022-11-03 02:52:15,780 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-03 02:52:15,783 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-03 02:52:15,784 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-03 02:52:15,787 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-03 02:52:15,787 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 02:51:57" (1/3) ... [2022-11-03 02:52:15,788 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47ca0ce7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 02:52:15, skipping insertion in model container [2022-11-03 02:52:15,788 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:52:05" (2/3) ... [2022-11-03 02:52:15,788 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47ca0ce7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 02:52:15, skipping insertion in model container [2022-11-03 02:52:15,788 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 02:52:15" (3/3) ... [2022-11-03 02:52:15,790 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--net--team--team.ko.cil.i [2022-11-03 02:52:15,810 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-03 02:52:15,811 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 36 error locations. [2022-11-03 02:52:16,002 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-03 02:52:16,012 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@3b0828c2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-03 02:52:16,013 INFO L358 AbstractCegarLoop]: Starting to check reachability of 36 error locations. [2022-11-03 02:52:16,027 INFO L276 IsEmpty]: Start isEmpty. Operand has 2548 states, 1528 states have (on average 1.3285340314136125) internal successors, (2030), 1627 states have internal predecessors, (2030), 743 states have call successors, (743), 241 states have call predecessors, (743), 240 states have return successors, (730), 711 states have call predecessors, (730), 730 states have call successors, (730) [2022-11-03 02:52:16,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-03 02:52:16,040 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:52:16,040 INFO L195 NwaCegarLoop]: 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] [2022-11-03 02:52:16,041 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_linux_arch_io_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-03 02:52:16,048 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:52:16,048 INFO L85 PathProgramCache]: Analyzing trace with hash 322196767, now seen corresponding path program 1 times [2022-11-03 02:52:16,056 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:52:16,056 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1847461556] [2022-11-03 02:52:16,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:52:16,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:52:16,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:52:17,231 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-03 02:52:17,231 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:52:17,232 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1847461556] [2022-11-03 02:52:17,232 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1847461556] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:52:17,233 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:52:17,233 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 02:52:17,234 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1898284865] [2022-11-03 02:52:17,235 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:52:17,239 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 02:52:17,240 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:52:17,267 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 02:52:17,268 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 02:52:17,275 INFO L87 Difference]: Start difference. First operand has 2548 states, 1528 states have (on average 1.3285340314136125) internal successors, (2030), 1627 states have internal predecessors, (2030), 743 states have call successors, (743), 241 states have call predecessors, (743), 240 states have return successors, (730), 711 states have call predecessors, (730), 730 states have call successors, (730) 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, (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) [2022-11-03 02:52:19,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:52:19,674 INFO L93 Difference]: Finished difference Result 5076 states and 7202 transitions. [2022-11-03 02:52:19,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-03 02:52:19,681 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, (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 50 [2022-11-03 02:52:19,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:52:19,719 INFO L225 Difference]: With dead ends: 5076 [2022-11-03 02:52:19,719 INFO L226 Difference]: Without dead ends: 2525 [2022-11-03 02:52:19,753 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:52:19,760 INFO L413 NwaCegarLoop]: 3033 mSDtfsCounter, 3439 mSDsluCounter, 3459 mSDsCounter, 0 mSdLazyCounter, 855 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3441 SdHoareTripleChecker+Valid, 6066 SdHoareTripleChecker+Invalid, 855 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 855 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-11-03 02:52:19,761 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3441 Valid, 6066 Invalid, 855 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 855 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-11-03 02:52:19,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2525 states. [2022-11-03 02:52:19,982 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2525 to 2525. [2022-11-03 02:52:19,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2525 states, 1521 states have (on average 1.2958579881656804) internal successors, (1971), 1607 states have internal predecessors, (1971), 730 states have call successors, (730), 240 states have call predecessors, (730), 239 states have return successors, (728), 709 states have call predecessors, (728), 728 states have call successors, (728) [2022-11-03 02:52:20,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2525 states to 2525 states and 3429 transitions. [2022-11-03 02:52:20,013 INFO L78 Accepts]: Start accepts. Automaton has 2525 states and 3429 transitions. Word has length 50 [2022-11-03 02:52:20,016 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:52:20,016 INFO L495 AbstractCegarLoop]: Abstraction has 2525 states and 3429 transitions. [2022-11-03 02:52:20,016 INFO L496 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, (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) [2022-11-03 02:52:20,017 INFO L276 IsEmpty]: Start isEmpty. Operand 2525 states and 3429 transitions. [2022-11-03 02:52:20,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-11-03 02:52:20,025 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:52:20,025 INFO L195 NwaCegarLoop]: 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] [2022-11-03 02:52:20,025 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-03 02:52:20,027 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_linux_block_genhd_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-03 02:52:20,027 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:52:20,028 INFO L85 PathProgramCache]: Analyzing trace with hash 118030410, now seen corresponding path program 1 times [2022-11-03 02:52:20,028 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:52:20,028 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [177193692] [2022-11-03 02:52:20,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:52:20,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:52:20,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:52:20,774 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-03 02:52:20,774 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:52:20,775 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [177193692] [2022-11-03 02:52:20,775 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [177193692] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:52:20,775 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:52:20,775 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 02:52:20,775 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [364575975] [2022-11-03 02:52:20,775 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:52:20,777 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 02:52:20,777 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:52:20,777 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 02:52:20,777 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 02:52:20,778 INFO L87 Difference]: Start difference. First operand 2525 states and 3429 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, (11), 2 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-11-03 02:52:23,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:52:23,235 INFO L93 Difference]: Finished difference Result 2525 states and 3429 transitions. [2022-11-03 02:52:23,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-03 02:52:23,240 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, (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 55 [2022-11-03 02:52:23,240 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:52:23,261 INFO L225 Difference]: With dead ends: 2525 [2022-11-03 02:52:23,261 INFO L226 Difference]: Without dead ends: 2523 [2022-11-03 02:52:23,263 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:52:23,265 INFO L413 NwaCegarLoop]: 2999 mSDtfsCounter, 3403 mSDsluCounter, 3424 mSDsCounter, 0 mSdLazyCounter, 853 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3405 SdHoareTripleChecker+Valid, 5998 SdHoareTripleChecker+Invalid, 853 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 853 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-11-03 02:52:23,265 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3405 Valid, 5998 Invalid, 853 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 853 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-11-03 02:52:23,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2523 states. [2022-11-03 02:52:23,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2523 to 2523. [2022-11-03 02:52:23,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2523 states, 1520 states have (on average 1.2953947368421053) internal successors, (1969), 1605 states have internal predecessors, (1969), 730 states have call successors, (730), 240 states have call predecessors, (730), 239 states have return successors, (728), 709 states have call predecessors, (728), 728 states have call successors, (728) [2022-11-03 02:52:23,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2523 states to 2523 states and 3427 transitions. [2022-11-03 02:52:23,404 INFO L78 Accepts]: Start accepts. Automaton has 2523 states and 3427 transitions. Word has length 55 [2022-11-03 02:52:23,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:52:23,404 INFO L495 AbstractCegarLoop]: Abstraction has 2523 states and 3427 transitions. [2022-11-03 02:52:23,404 INFO L496 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, (11), 2 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-11-03 02:52:23,405 INFO L276 IsEmpty]: Start isEmpty. Operand 2523 states and 3427 transitions. [2022-11-03 02:52:23,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-11-03 02:52:23,410 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:52:23,411 INFO L195 NwaCegarLoop]: 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] [2022-11-03 02:52:23,411 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-03 02:52:23,412 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_linux_block_queue_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-03 02:52:23,422 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:52:23,422 INFO L85 PathProgramCache]: Analyzing trace with hash -957670702, now seen corresponding path program 1 times [2022-11-03 02:52:23,422 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:52:23,422 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [329302903] [2022-11-03 02:52:23,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:52:23,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:52:23,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:52:24,103 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-03 02:52:24,104 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:52:24,104 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [329302903] [2022-11-03 02:52:24,104 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [329302903] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:52:24,104 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:52:24,104 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 02:52:24,105 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1144993995] [2022-11-03 02:52:24,105 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:52:24,105 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 02:52:24,106 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:52:24,106 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 02:52:24,107 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 02:52:24,107 INFO L87 Difference]: Start difference. First operand 2523 states and 3427 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, (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) [2022-11-03 02:52:26,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:52:26,130 INFO L93 Difference]: Finished difference Result 2523 states and 3427 transitions. [2022-11-03 02:52:26,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-03 02:52:26,130 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, (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 60 [2022-11-03 02:52:26,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:52:26,145 INFO L225 Difference]: With dead ends: 2523 [2022-11-03 02:52:26,145 INFO L226 Difference]: Without dead ends: 2521 [2022-11-03 02:52:26,147 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:52:26,148 INFO L413 NwaCegarLoop]: 2997 mSDtfsCounter, 3400 mSDsluCounter, 3422 mSDsCounter, 0 mSdLazyCounter, 853 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3402 SdHoareTripleChecker+Valid, 5994 SdHoareTripleChecker+Invalid, 853 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 853 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-11-03 02:52:26,148 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3402 Valid, 5994 Invalid, 853 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 853 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-11-03 02:52:26,153 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2521 states. [2022-11-03 02:52:26,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2521 to 2521. [2022-11-03 02:52:26,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2521 states, 1519 states have (on average 1.294930875576037) internal successors, (1967), 1603 states have internal predecessors, (1967), 730 states have call successors, (730), 240 states have call predecessors, (730), 239 states have return successors, (728), 709 states have call predecessors, (728), 728 states have call successors, (728) [2022-11-03 02:52:26,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2521 states to 2521 states and 3425 transitions. [2022-11-03 02:52:26,291 INFO L78 Accepts]: Start accepts. Automaton has 2521 states and 3425 transitions. Word has length 60 [2022-11-03 02:52:26,291 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:52:26,291 INFO L495 AbstractCegarLoop]: Abstraction has 2521 states and 3425 transitions. [2022-11-03 02:52:26,292 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (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) [2022-11-03 02:52:26,292 INFO L276 IsEmpty]: Start isEmpty. Operand 2521 states and 3425 transitions. [2022-11-03 02:52:26,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-11-03 02:52:26,294 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:52:26,294 INFO L195 NwaCegarLoop]: 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] [2022-11-03 02:52:26,294 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-03 02:52:26,294 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_linux_block_request_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-03 02:52:26,294 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:52:26,295 INFO L85 PathProgramCache]: Analyzing trace with hash 1323713294, now seen corresponding path program 1 times [2022-11-03 02:52:26,295 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:52:26,295 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [758831326] [2022-11-03 02:52:26,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:52:26,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:52:26,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:52:26,743 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-03 02:52:26,743 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:52:26,744 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [758831326] [2022-11-03 02:52:26,744 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [758831326] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:52:26,744 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:52:26,744 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 02:52:26,744 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [366096262] [2022-11-03 02:52:26,745 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:52:26,745 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 02:52:26,745 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:52:26,745 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 02:52:26,746 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 02:52:26,746 INFO L87 Difference]: Start difference. First operand 2521 states and 3425 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, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-03 02:52:29,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:52:29,151 INFO L93 Difference]: Finished difference Result 2521 states and 3425 transitions. [2022-11-03 02:52:29,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-03 02:52:29,152 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, (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 65 [2022-11-03 02:52:29,152 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:52:29,168 INFO L225 Difference]: With dead ends: 2521 [2022-11-03 02:52:29,168 INFO L226 Difference]: Without dead ends: 2519 [2022-11-03 02:52:29,170 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:52:29,171 INFO L413 NwaCegarLoop]: 2995 mSDtfsCounter, 3397 mSDsluCounter, 3420 mSDsCounter, 0 mSdLazyCounter, 853 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3399 SdHoareTripleChecker+Valid, 5990 SdHoareTripleChecker+Invalid, 853 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 853 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-11-03 02:52:29,172 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3399 Valid, 5990 Invalid, 853 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 853 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-11-03 02:52:29,177 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2519 states. [2022-11-03 02:52:29,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2519 to 2519. [2022-11-03 02:52:29,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2519 states, 1518 states have (on average 1.2944664031620554) internal successors, (1965), 1601 states have internal predecessors, (1965), 730 states have call successors, (730), 240 states have call predecessors, (730), 239 states have return successors, (728), 709 states have call predecessors, (728), 728 states have call successors, (728) [2022-11-03 02:52:29,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2519 states to 2519 states and 3423 transitions. [2022-11-03 02:52:29,370 INFO L78 Accepts]: Start accepts. Automaton has 2519 states and 3423 transitions. Word has length 65 [2022-11-03 02:52:29,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:52:29,371 INFO L495 AbstractCegarLoop]: Abstraction has 2519 states and 3423 transitions. [2022-11-03 02:52:29,371 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-03 02:52:29,372 INFO L276 IsEmpty]: Start isEmpty. Operand 2519 states and 3423 transitions. [2022-11-03 02:52:29,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-11-03 02:52:29,373 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:52:29,373 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:52:29,374 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-03 02:52:29,374 INFO L420 AbstractCegarLoop]: === Iteration 5 === 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 34 more)] === [2022-11-03 02:52:29,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:52:29,375 INFO L85 PathProgramCache]: Analyzing trace with hash 2089588214, now seen corresponding path program 1 times [2022-11-03 02:52:29,375 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:52:29,375 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [409434833] [2022-11-03 02:52:29,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:52:29,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:52:29,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:52:30,570 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-11-03 02:52:30,570 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:52:30,571 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [409434833] [2022-11-03 02:52:30,571 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [409434833] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:52:30,571 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:52:30,571 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-03 02:52:30,571 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1871866661] [2022-11-03 02:52:30,572 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:52:30,572 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-03 02:52:30,572 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:52:30,573 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-03 02:52:30,573 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:52:30,573 INFO L87 Difference]: Start difference. First operand 2519 states and 3423 transitions. Second operand has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 2 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-03 02:52:34,991 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:52:34,991 INFO L93 Difference]: Finished difference Result 4794 states and 6578 transitions. [2022-11-03 02:52:34,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-03 02:52:34,991 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 2 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 77 [2022-11-03 02:52:34,992 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:52:35,024 INFO L225 Difference]: With dead ends: 4794 [2022-11-03 02:52:35,024 INFO L226 Difference]: Without dead ends: 4792 [2022-11-03 02:52:35,028 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-03 02:52:35,029 INFO L413 NwaCegarLoop]: 5116 mSDtfsCounter, 3320 mSDsluCounter, 14812 mSDsCounter, 0 mSdLazyCounter, 2425 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3321 SdHoareTripleChecker+Valid, 18188 SdHoareTripleChecker+Invalid, 2427 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 2425 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.0s IncrementalHoareTripleChecker+Time [2022-11-03 02:52:35,030 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3321 Valid, 18188 Invalid, 2427 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 2425 Invalid, 0 Unknown, 0 Unchecked, 4.0s Time] [2022-11-03 02:52:35,037 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4792 states. [2022-11-03 02:52:35,321 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4792 to 4701. [2022-11-03 02:52:35,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4701 states, 2848 states have (on average 1.2984550561797752) internal successors, (3698), 2988 states have internal predecessors, (3698), 1361 states have call successors, (1361), 469 states have call predecessors, (1361), 460 states have return successors, (1449), 1302 states have call predecessors, (1449), 1359 states have call successors, (1449) [2022-11-03 02:52:35,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4701 states to 4701 states and 6508 transitions. [2022-11-03 02:52:35,367 INFO L78 Accepts]: Start accepts. Automaton has 4701 states and 6508 transitions. Word has length 77 [2022-11-03 02:52:35,368 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:52:35,368 INFO L495 AbstractCegarLoop]: Abstraction has 4701 states and 6508 transitions. [2022-11-03 02:52:35,369 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 2 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-03 02:52:35,369 INFO L276 IsEmpty]: Start isEmpty. Operand 4701 states and 6508 transitions. [2022-11-03 02:52:35,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-11-03 02:52:35,371 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:52:35,371 INFO L195 NwaCegarLoop]: 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] [2022-11-03 02:52:35,371 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-03 02:52:35,371 INFO L420 AbstractCegarLoop]: === Iteration 6 === 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 34 more)] === [2022-11-03 02:52:35,372 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:52:35,372 INFO L85 PathProgramCache]: Analyzing trace with hash -695946674, now seen corresponding path program 1 times [2022-11-03 02:52:35,372 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:52:35,372 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [504863137] [2022-11-03 02:52:35,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:52:35,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:52:35,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:52:35,868 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-03 02:52:35,869 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:52:35,869 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [504863137] [2022-11-03 02:52:35,869 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [504863137] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:52:35,869 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:52:35,869 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 02:52:35,870 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1373811285] [2022-11-03 02:52:35,870 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:52:35,870 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 02:52:35,870 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:52:35,871 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 02:52:35,871 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 02:52:35,871 INFO L87 Difference]: Start difference. First operand 4701 states and 6508 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, (14), 2 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-03 02:52:38,001 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:52:38,004 INFO L93 Difference]: Finished difference Result 4701 states and 6508 transitions. [2022-11-03 02:52:38,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-03 02:52:38,005 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, (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 70 [2022-11-03 02:52:38,005 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:52:38,033 INFO L225 Difference]: With dead ends: 4701 [2022-11-03 02:52:38,033 INFO L226 Difference]: Without dead ends: 4699 [2022-11-03 02:52:38,037 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:52:38,038 INFO L413 NwaCegarLoop]: 2993 mSDtfsCounter, 3394 mSDsluCounter, 3418 mSDsCounter, 0 mSdLazyCounter, 853 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3396 SdHoareTripleChecker+Valid, 5986 SdHoareTripleChecker+Invalid, 853 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 853 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-11-03 02:52:38,039 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3396 Valid, 5986 Invalid, 853 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 853 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-11-03 02:52:38,046 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4699 states. [2022-11-03 02:52:38,336 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4699 to 4699. [2022-11-03 02:52:38,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4699 states, 2847 states have (on average 1.2978573937478046) internal successors, (3695), 2986 states have internal predecessors, (3695), 1361 states have call successors, (1361), 469 states have call predecessors, (1361), 460 states have return successors, (1449), 1302 states have call predecessors, (1449), 1359 states have call successors, (1449) [2022-11-03 02:52:38,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4699 states to 4699 states and 6505 transitions. [2022-11-03 02:52:38,366 INFO L78 Accepts]: Start accepts. Automaton has 4699 states and 6505 transitions. Word has length 70 [2022-11-03 02:52:38,366 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:52:38,366 INFO L495 AbstractCegarLoop]: Abstraction has 4699 states and 6505 transitions. [2022-11-03 02:52:38,366 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-03 02:52:38,367 INFO L276 IsEmpty]: Start isEmpty. Operand 4699 states and 6505 transitions. [2022-11-03 02:52:38,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-11-03 02:52:38,370 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:52:38,370 INFO L195 NwaCegarLoop]: 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] [2022-11-03 02:52:38,370 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-03 02:52:38,370 INFO L420 AbstractCegarLoop]: === Iteration 7 === 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 34 more)] === [2022-11-03 02:52:38,371 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:52:38,371 INFO L85 PathProgramCache]: Analyzing trace with hash 418749566, now seen corresponding path program 1 times [2022-11-03 02:52:38,371 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:52:38,371 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [648230166] [2022-11-03 02:52:38,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:52:38,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:52:38,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:52:38,813 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-03 02:52:38,813 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:52:38,813 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [648230166] [2022-11-03 02:52:38,813 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [648230166] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:52:38,814 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:52:38,814 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 02:52:38,814 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1855620440] [2022-11-03 02:52:38,814 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:52:38,815 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 02:52:38,815 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:52:38,815 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 02:52:38,815 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 02:52:38,816 INFO L87 Difference]: Start difference. First operand 4699 states and 6505 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, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 02:52:41,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:52:41,037 INFO L93 Difference]: Finished difference Result 4699 states and 6505 transitions. [2022-11-03 02:52:41,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-03 02:52:41,038 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, (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 75 [2022-11-03 02:52:41,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:52:41,063 INFO L225 Difference]: With dead ends: 4699 [2022-11-03 02:52:41,064 INFO L226 Difference]: Without dead ends: 4697 [2022-11-03 02:52:41,068 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:52:41,068 INFO L413 NwaCegarLoop]: 2991 mSDtfsCounter, 3391 mSDsluCounter, 3416 mSDsCounter, 0 mSdLazyCounter, 853 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3393 SdHoareTripleChecker+Valid, 5982 SdHoareTripleChecker+Invalid, 853 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 853 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-11-03 02:52:41,069 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3393 Valid, 5982 Invalid, 853 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 853 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-11-03 02:52:41,075 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4697 states. [2022-11-03 02:52:41,379 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4697 to 4697. [2022-11-03 02:52:41,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4697 states, 2846 states have (on average 1.297259311314125) internal successors, (3692), 2984 states have internal predecessors, (3692), 1361 states have call successors, (1361), 469 states have call predecessors, (1361), 460 states have return successors, (1449), 1302 states have call predecessors, (1449), 1359 states have call successors, (1449) [2022-11-03 02:52:41,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4697 states to 4697 states and 6502 transitions. [2022-11-03 02:52:41,412 INFO L78 Accepts]: Start accepts. Automaton has 4697 states and 6502 transitions. Word has length 75 [2022-11-03 02:52:41,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:52:41,413 INFO L495 AbstractCegarLoop]: Abstraction has 4697 states and 6502 transitions. [2022-11-03 02:52:41,413 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 02:52:41,413 INFO L276 IsEmpty]: Start isEmpty. Operand 4697 states and 6502 transitions. [2022-11-03 02:52:41,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-11-03 02:52:41,421 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:52:41,421 INFO L195 NwaCegarLoop]: 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, 1, 1, 1, 1] [2022-11-03 02:52:41,422 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-03 02:52:41,422 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-03 02:52:41,422 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:52:41,423 INFO L85 PathProgramCache]: Analyzing trace with hash 1734291145, now seen corresponding path program 1 times [2022-11-03 02:52:41,423 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:52:41,423 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [149914214] [2022-11-03 02:52:41,423 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:52:41,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:52:41,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:52:42,654 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2022-11-03 02:52:42,654 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:52:42,654 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [149914214] [2022-11-03 02:52:42,655 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [149914214] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:52:42,655 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:52:42,655 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-03 02:52:42,655 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2012565030] [2022-11-03 02:52:42,655 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:52:42,657 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-03 02:52:42,657 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:52:42,657 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-03 02:52:42,658 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-03 02:52:42,658 INFO L87 Difference]: Start difference. First operand 4697 states and 6502 transitions. Second operand has 6 states, 5 states have (on average 7.6) internal successors, (38), 5 states have internal predecessors, (38), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (17), 3 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-03 02:52:49,645 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:52:49,646 INFO L93 Difference]: Finished difference Result 4697 states and 6502 transitions. [2022-11-03 02:52:49,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-03 02:52:49,646 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 7.6) internal successors, (38), 5 states have internal predecessors, (38), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (17), 3 states have call predecessors, (17), 2 states have call successors, (17) Word has length 88 [2022-11-03 02:52:49,647 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:52:49,669 INFO L225 Difference]: With dead ends: 4697 [2022-11-03 02:52:49,670 INFO L226 Difference]: Without dead ends: 4695 [2022-11-03 02:52:49,673 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2022-11-03 02:52:49,674 INFO L413 NwaCegarLoop]: 2990 mSDtfsCounter, 3383 mSDsluCounter, 8772 mSDsCounter, 0 mSdLazyCounter, 3162 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3387 SdHoareTripleChecker+Valid, 10494 SdHoareTripleChecker+Invalid, 3164 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 3162 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.5s IncrementalHoareTripleChecker+Time [2022-11-03 02:52:49,674 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3387 Valid, 10494 Invalid, 3164 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 3162 Invalid, 0 Unknown, 0 Unchecked, 6.5s Time] [2022-11-03 02:52:49,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4695 states. [2022-11-03 02:52:50,003 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4695 to 4695. [2022-11-03 02:52:50,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4695 states, 2845 states have (on average 1.2966608084358524) internal successors, (3689), 2982 states have internal predecessors, (3689), 1361 states have call successors, (1361), 469 states have call predecessors, (1361), 460 states have return successors, (1449), 1302 states have call predecessors, (1449), 1359 states have call successors, (1449) [2022-11-03 02:52:50,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4695 states to 4695 states and 6499 transitions. [2022-11-03 02:52:50,031 INFO L78 Accepts]: Start accepts. Automaton has 4695 states and 6499 transitions. Word has length 88 [2022-11-03 02:52:50,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:52:50,031 INFO L495 AbstractCegarLoop]: Abstraction has 4695 states and 6499 transitions. [2022-11-03 02:52:50,032 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 7.6) internal successors, (38), 5 states have internal predecessors, (38), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (17), 3 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-03 02:52:50,032 INFO L276 IsEmpty]: Start isEmpty. Operand 4695 states and 6499 transitions. [2022-11-03 02:52:50,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-11-03 02:52:50,033 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:52:50,034 INFO L195 NwaCegarLoop]: 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] [2022-11-03 02:52:50,034 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-03 02:52:50,034 INFO L420 AbstractCegarLoop]: === Iteration 9 === 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 34 more)] === [2022-11-03 02:52:50,034 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:52:50,035 INFO L85 PathProgramCache]: Analyzing trace with hash 110577159, now seen corresponding path program 1 times [2022-11-03 02:52:50,035 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:52:50,035 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [187246111] [2022-11-03 02:52:50,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:52:50,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:52:50,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:52:50,569 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-03 02:52:50,569 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:52:50,569 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [187246111] [2022-11-03 02:52:50,569 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [187246111] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:52:50,570 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:52:50,570 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 02:52:50,570 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [113003074] [2022-11-03 02:52:50,570 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:52:50,571 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 02:52:50,571 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:52:50,571 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 02:52:50,572 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 02:52:50,572 INFO L87 Difference]: Start difference. First operand 4695 states and 6499 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, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-03 02:52:52,650 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:52:53,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:52:53,409 INFO L93 Difference]: Finished difference Result 4695 states and 6499 transitions. [2022-11-03 02:52:53,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-03 02:52:53,410 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, (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 80 [2022-11-03 02:52:53,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:52:53,430 INFO L225 Difference]: With dead ends: 4695 [2022-11-03 02:52:53,431 INFO L226 Difference]: Without dead ends: 4693 [2022-11-03 02:52:53,434 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:52:53,435 INFO L413 NwaCegarLoop]: 2987 mSDtfsCounter, 3386 mSDsluCounter, 3412 mSDsCounter, 0 mSdLazyCounter, 853 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3388 SdHoareTripleChecker+Valid, 5974 SdHoareTripleChecker+Invalid, 853 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 853 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-11-03 02:52:53,435 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3388 Valid, 5974 Invalid, 853 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 853 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-11-03 02:52:53,442 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4693 states. [2022-11-03 02:52:53,781 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4693 to 4693. [2022-11-03 02:52:53,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4693 states, 2844 states have (on average 1.2960618846694796) internal successors, (3686), 2980 states have internal predecessors, (3686), 1361 states have call successors, (1361), 469 states have call predecessors, (1361), 460 states have return successors, (1449), 1302 states have call predecessors, (1449), 1359 states have call successors, (1449) [2022-11-03 02:52:53,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4693 states to 4693 states and 6496 transitions. [2022-11-03 02:52:53,811 INFO L78 Accepts]: Start accepts. Automaton has 4693 states and 6496 transitions. Word has length 80 [2022-11-03 02:52:53,812 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:52:53,812 INFO L495 AbstractCegarLoop]: Abstraction has 4693 states and 6496 transitions. [2022-11-03 02:52:53,812 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-03 02:52:53,812 INFO L276 IsEmpty]: Start isEmpty. Operand 4693 states and 6496 transitions. [2022-11-03 02:52:53,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-11-03 02:52:53,818 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:52:53,818 INFO L195 NwaCegarLoop]: 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, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:52:53,818 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-03 02:52:53,819 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_check_alloc_flagsErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-03 02:52:53,819 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:52:53,819 INFO L85 PathProgramCache]: Analyzing trace with hash -2011100722, now seen corresponding path program 1 times [2022-11-03 02:52:53,820 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:52:53,820 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [420891938] [2022-11-03 02:52:53,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:52:53,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:52:53,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:52:54,163 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2022-11-03 02:52:54,163 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:52:54,163 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [420891938] [2022-11-03 02:52:54,164 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [420891938] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:52:54,164 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:52:54,164 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 02:52:54,164 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1051156437] [2022-11-03 02:52:54,164 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:52:54,165 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 02:52:54,165 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:52:54,165 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 02:52:54,165 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 02:52:54,166 INFO L87 Difference]: Start difference. First operand 4693 states and 6496 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, (20), 2 states have call predecessors, (20), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-03 02:52:56,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:52:56,174 INFO L93 Difference]: Finished difference Result 9366 states and 13196 transitions. [2022-11-03 02:52:56,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 02:52:56,174 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, (20), 2 states have call predecessors, (20), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 91 [2022-11-03 02:52:56,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:52:56,193 INFO L225 Difference]: With dead ends: 9366 [2022-11-03 02:52:56,193 INFO L226 Difference]: Without dead ends: 4687 [2022-11-03 02:52:56,217 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 02:52:56,218 INFO L413 NwaCegarLoop]: 2983 mSDtfsCounter, 3369 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 427 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3369 SdHoareTripleChecker+Valid, 2983 SdHoareTripleChecker+Invalid, 427 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 427 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-11-03 02:52:56,218 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3369 Valid, 2983 Invalid, 427 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 427 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-11-03 02:52:56,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4687 states. [2022-11-03 02:52:56,593 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4687 to 4687. [2022-11-03 02:52:56,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4687 states, 2839 states have (on average 1.295174357168017) internal successors, (3677), 2974 states have internal predecessors, (3677), 1361 states have call successors, (1361), 469 states have call predecessors, (1361), 460 states have return successors, (1449), 1302 states have call predecessors, (1449), 1359 states have call successors, (1449) [2022-11-03 02:52:56,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4687 states to 4687 states and 6487 transitions. [2022-11-03 02:52:56,622 INFO L78 Accepts]: Start accepts. Automaton has 4687 states and 6487 transitions. Word has length 91 [2022-11-03 02:52:56,622 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:52:56,622 INFO L495 AbstractCegarLoop]: Abstraction has 4687 states and 6487 transitions. [2022-11-03 02:52:56,622 INFO L496 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, (20), 2 states have call predecessors, (20), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-03 02:52:56,623 INFO L276 IsEmpty]: Start isEmpty. Operand 4687 states and 6487 transitions. [2022-11-03 02:52:56,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-11-03 02:52:56,624 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:52:56,625 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:52:56,625 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-03 02:52:56,625 INFO L420 AbstractCegarLoop]: === Iteration 11 === 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 34 more)] === [2022-11-03 02:52:56,625 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:52:56,626 INFO L85 PathProgramCache]: Analyzing trace with hash 1952997144, now seen corresponding path program 1 times [2022-11-03 02:52:56,626 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:52:56,626 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2630993] [2022-11-03 02:52:56,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:52:56,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:52:57,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:52:57,744 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-11-03 02:52:57,744 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:52:57,744 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2630993] [2022-11-03 02:52:57,744 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2630993] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:52:57,745 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:52:57,745 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-03 02:52:57,745 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [12790113] [2022-11-03 02:52:57,745 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:52:57,746 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-03 02:52:57,746 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:52:57,747 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-03 02:52:57,747 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:52:57,747 INFO L87 Difference]: Start difference. First operand 4687 states and 6487 transitions. Second operand has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (16), 3 states have call predecessors, (16), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 02:53:03,116 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:53:04,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:53:04,569 INFO L93 Difference]: Finished difference Result 4768 states and 6550 transitions. [2022-11-03 02:53:04,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-03 02:53:04,570 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (16), 3 states have call predecessors, (16), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 93 [2022-11-03 02:53:04,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:53:04,594 INFO L225 Difference]: With dead ends: 4768 [2022-11-03 02:53:04,594 INFO L226 Difference]: Without dead ends: 4766 [2022-11-03 02:53:04,597 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-03 02:53:04,598 INFO L413 NwaCegarLoop]: 4260 mSDtfsCounter, 3215 mSDsluCounter, 12957 mSDsCounter, 0 mSdLazyCounter, 2089 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3216 SdHoareTripleChecker+Valid, 15696 SdHoareTripleChecker+Invalid, 2089 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2089 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.3s IncrementalHoareTripleChecker+Time [2022-11-03 02:53:04,598 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3216 Valid, 15696 Invalid, 2089 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 2089 Invalid, 0 Unknown, 0 Unchecked, 6.3s Time] [2022-11-03 02:53:04,610 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4766 states. [2022-11-03 02:53:05,070 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4766 to 4711. [2022-11-03 02:53:05,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4711 states, 2853 states have (on average 1.2937259025587102) internal successors, (3691), 2987 states have internal predecessors, (3691), 1369 states have call successors, (1369), 472 states have call predecessors, (1369), 462 states have return successors, (1458), 1310 states have call predecessors, (1458), 1367 states have call successors, (1458) [2022-11-03 02:53:05,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4711 states to 4711 states and 6518 transitions. [2022-11-03 02:53:05,102 INFO L78 Accepts]: Start accepts. Automaton has 4711 states and 6518 transitions. Word has length 93 [2022-11-03 02:53:05,103 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:53:05,103 INFO L495 AbstractCegarLoop]: Abstraction has 4711 states and 6518 transitions. [2022-11-03 02:53:05,103 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (16), 3 states have call predecessors, (16), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 02:53:05,103 INFO L276 IsEmpty]: Start isEmpty. Operand 4711 states and 6518 transitions. [2022-11-03 02:53:05,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-11-03 02:53:05,105 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:53:05,106 INFO L195 NwaCegarLoop]: 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] [2022-11-03 02:53:05,106 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-03 02:53:05,106 INFO L420 AbstractCegarLoop]: === Iteration 12 === 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 34 more)] === [2022-11-03 02:53:05,106 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:53:05,107 INFO L85 PathProgramCache]: Analyzing trace with hash 1193842968, now seen corresponding path program 1 times [2022-11-03 02:53:05,107 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:53:05,107 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [185937290] [2022-11-03 02:53:05,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:53:05,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:53:05,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:53:05,702 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-03 02:53:05,702 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:53:05,702 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [185937290] [2022-11-03 02:53:05,702 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [185937290] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:53:05,703 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:53:05,703 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 02:53:05,703 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1303532395] [2022-11-03 02:53:05,703 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:53:05,704 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 02:53:05,704 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:53:05,704 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 02:53:05,705 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 02:53:05,705 INFO L87 Difference]: Start difference. First operand 4711 states and 6518 transitions. Second operand has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-03 02:53:08,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:53:08,115 INFO L93 Difference]: Finished difference Result 4711 states and 6518 transitions. [2022-11-03 02:53:08,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-03 02:53:08,115 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (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 85 [2022-11-03 02:53:08,116 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:53:08,135 INFO L225 Difference]: With dead ends: 4711 [2022-11-03 02:53:08,135 INFO L226 Difference]: Without dead ends: 4709 [2022-11-03 02:53:08,138 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:53:08,139 INFO L413 NwaCegarLoop]: 2980 mSDtfsCounter, 3382 mSDsluCounter, 3401 mSDsCounter, 0 mSdLazyCounter, 853 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3384 SdHoareTripleChecker+Valid, 5956 SdHoareTripleChecker+Invalid, 853 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 853 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-11-03 02:53:08,140 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3384 Valid, 5956 Invalid, 853 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 853 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-11-03 02:53:08,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4709 states. [2022-11-03 02:53:08,563 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4709 to 4709. [2022-11-03 02:53:08,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4709 states, 2852 states have (on average 1.2931276297335204) internal successors, (3688), 2985 states have internal predecessors, (3688), 1369 states have call successors, (1369), 472 states have call predecessors, (1369), 462 states have return successors, (1458), 1310 states have call predecessors, (1458), 1367 states have call successors, (1458) [2022-11-03 02:53:08,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4709 states to 4709 states and 6515 transitions. [2022-11-03 02:53:08,595 INFO L78 Accepts]: Start accepts. Automaton has 4709 states and 6515 transitions. Word has length 85 [2022-11-03 02:53:08,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:53:08,595 INFO L495 AbstractCegarLoop]: Abstraction has 4709 states and 6515 transitions. [2022-11-03 02:53:08,596 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-03 02:53:08,596 INFO L276 IsEmpty]: Start isEmpty. Operand 4709 states and 6515 transitions. [2022-11-03 02:53:08,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-11-03 02:53:08,598 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:53:08,598 INFO L195 NwaCegarLoop]: 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] [2022-11-03 02:53:08,598 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-03 02:53:08,599 INFO L420 AbstractCegarLoop]: === Iteration 13 === 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 34 more)] === [2022-11-03 02:53:08,599 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:53:08,599 INFO L85 PathProgramCache]: Analyzing trace with hash 527058331, now seen corresponding path program 1 times [2022-11-03 02:53:08,599 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:53:08,600 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [749416275] [2022-11-03 02:53:08,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:53:08,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:53:08,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:53:09,302 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-03 02:53:09,303 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:53:09,303 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [749416275] [2022-11-03 02:53:09,303 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [749416275] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:53:09,303 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:53:09,304 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 02:53:09,304 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1497535330] [2022-11-03 02:53:09,304 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:53:09,305 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 02:53:09,305 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:53:09,305 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 02:53:09,306 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 02:53:09,306 INFO L87 Difference]: Start difference. First operand 4709 states and 6515 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, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-03 02:53:12,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:53:12,069 INFO L93 Difference]: Finished difference Result 4709 states and 6515 transitions. [2022-11-03 02:53:12,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-03 02:53:12,070 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, (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 87 [2022-11-03 02:53:12,071 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:53:12,095 INFO L225 Difference]: With dead ends: 4709 [2022-11-03 02:53:12,096 INFO L226 Difference]: Without dead ends: 4707 [2022-11-03 02:53:12,100 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:53:12,101 INFO L413 NwaCegarLoop]: 2978 mSDtfsCounter, 3374 mSDsluCounter, 3403 mSDsCounter, 0 mSdLazyCounter, 853 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3376 SdHoareTripleChecker+Valid, 5956 SdHoareTripleChecker+Invalid, 853 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 853 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-11-03 02:53:12,101 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3376 Valid, 5956 Invalid, 853 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 853 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-11-03 02:53:12,109 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4707 states. [2022-11-03 02:53:12,541 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4707 to 4707. [2022-11-03 02:53:12,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4707 states, 2851 states have (on average 1.2925289372150124) internal successors, (3685), 2983 states have internal predecessors, (3685), 1369 states have call successors, (1369), 472 states have call predecessors, (1369), 462 states have return successors, (1458), 1310 states have call predecessors, (1458), 1367 states have call successors, (1458) [2022-11-03 02:53:12,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4707 states to 4707 states and 6512 transitions. [2022-11-03 02:53:12,575 INFO L78 Accepts]: Start accepts. Automaton has 4707 states and 6512 transitions. Word has length 87 [2022-11-03 02:53:12,576 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:53:12,576 INFO L495 AbstractCegarLoop]: Abstraction has 4707 states and 6512 transitions. [2022-11-03 02:53:12,576 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-03 02:53:12,577 INFO L276 IsEmpty]: Start isEmpty. Operand 4707 states and 6512 transitions. [2022-11-03 02:53:12,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-11-03 02:53:12,579 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:53:12,579 INFO L195 NwaCegarLoop]: 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] [2022-11-03 02:53:12,579 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-11-03 02:53:12,580 INFO L420 AbstractCegarLoop]: === Iteration 14 === 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 34 more)] === [2022-11-03 02:53:12,580 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:53:12,580 INFO L85 PathProgramCache]: Analyzing trace with hash 1731411863, now seen corresponding path program 1 times [2022-11-03 02:53:12,580 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:53:12,581 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [599654935] [2022-11-03 02:53:12,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:53:12,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:53:12,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:53:13,222 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-03 02:53:13,223 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:53:13,223 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [599654935] [2022-11-03 02:53:13,223 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [599654935] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:53:13,223 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:53:13,223 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 02:53:13,224 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1649684593] [2022-11-03 02:53:13,224 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:53:13,224 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 02:53:13,225 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:53:13,225 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 02:53:13,225 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 02:53:13,225 INFO L87 Difference]: Start difference. First operand 4707 states and 6512 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, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-03 02:53:15,695 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.43s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:53:19,208 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:53:19,209 INFO L93 Difference]: Finished difference Result 9400 states and 13187 transitions. [2022-11-03 02:53:19,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-03 02:53:19,210 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, (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 92 [2022-11-03 02:53:19,210 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:53:19,262 INFO L225 Difference]: With dead ends: 9400 [2022-11-03 02:53:19,262 INFO L226 Difference]: Without dead ends: 9398 [2022-11-03 02:53:19,270 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:53:19,271 INFO L413 NwaCegarLoop]: 4124 mSDtfsCounter, 3372 mSDsluCounter, 8051 mSDsCounter, 0 mSdLazyCounter, 1421 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3374 SdHoareTripleChecker+Valid, 11261 SdHoareTripleChecker+Invalid, 1422 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1421 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2022-11-03 02:53:19,272 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3374 Valid, 11261 Invalid, 1422 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1421 Invalid, 0 Unknown, 0 Unchecked, 5.0s Time] [2022-11-03 02:53:19,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9398 states. [2022-11-03 02:53:20,217 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9398 to 9230. [2022-11-03 02:53:20,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9230 states, 5601 states have (on average 1.293161935368684) internal successors, (7243), 5842 states have internal predecessors, (7243), 2700 states have call successors, (2700), 923 states have call predecessors, (2700), 904 states have return successors, (3065), 2581 states have call predecessors, (3065), 2698 states have call successors, (3065) [2022-11-03 02:53:20,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9230 states to 9230 states and 13008 transitions. [2022-11-03 02:53:20,294 INFO L78 Accepts]: Start accepts. Automaton has 9230 states and 13008 transitions. Word has length 92 [2022-11-03 02:53:20,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:53:20,295 INFO L495 AbstractCegarLoop]: Abstraction has 9230 states and 13008 transitions. [2022-11-03 02:53:20,295 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-03 02:53:20,295 INFO L276 IsEmpty]: Start isEmpty. Operand 9230 states and 13008 transitions. [2022-11-03 02:53:20,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-11-03 02:53:20,298 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:53:20,298 INFO L195 NwaCegarLoop]: 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] [2022-11-03 02:53:20,298 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-11-03 02:53:20,299 INFO L420 AbstractCegarLoop]: === Iteration 15 === 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 34 more)] === [2022-11-03 02:53:20,299 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:53:20,299 INFO L85 PathProgramCache]: Analyzing trace with hash 2099268567, now seen corresponding path program 1 times [2022-11-03 02:53:20,299 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:53:20,300 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1663784986] [2022-11-03 02:53:20,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:53:20,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:53:20,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:53:20,879 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-03 02:53:20,879 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:53:20,879 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1663784986] [2022-11-03 02:53:20,880 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1663784986] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:53:20,880 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:53:20,880 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 02:53:20,880 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1607785408] [2022-11-03 02:53:20,881 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:53:20,881 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 02:53:20,881 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:53:20,882 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 02:53:20,882 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 02:53:20,882 INFO L87 Difference]: Start difference. First operand 9230 states and 13008 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, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-03 02:53:24,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:53:24,156 INFO L93 Difference]: Finished difference Result 9230 states and 13008 transitions. [2022-11-03 02:53:24,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-03 02:53:24,157 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, (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 97 [2022-11-03 02:53:24,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:53:24,208 INFO L225 Difference]: With dead ends: 9230 [2022-11-03 02:53:24,208 INFO L226 Difference]: Without dead ends: 9228 [2022-11-03 02:53:24,216 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:53:24,217 INFO L413 NwaCegarLoop]: 2975 mSDtfsCounter, 3372 mSDsluCounter, 3400 mSDsCounter, 0 mSdLazyCounter, 855 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3374 SdHoareTripleChecker+Valid, 5950 SdHoareTripleChecker+Invalid, 855 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 855 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-11-03 02:53:24,217 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3374 Valid, 5950 Invalid, 855 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 855 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-11-03 02:53:24,230 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9228 states. [2022-11-03 02:53:25,234 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9228 to 9228. [2022-11-03 02:53:25,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9228 states, 5600 states have (on average 1.292857142857143) internal successors, (7240), 5840 states have internal predecessors, (7240), 2700 states have call successors, (2700), 923 states have call predecessors, (2700), 904 states have return successors, (3065), 2581 states have call predecessors, (3065), 2698 states have call successors, (3065) [2022-11-03 02:53:25,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9228 states to 9228 states and 13005 transitions. [2022-11-03 02:53:25,284 INFO L78 Accepts]: Start accepts. Automaton has 9228 states and 13005 transitions. Word has length 97 [2022-11-03 02:53:25,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:53:25,285 INFO L495 AbstractCegarLoop]: Abstraction has 9228 states and 13005 transitions. [2022-11-03 02:53:25,285 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-03 02:53:25,285 INFO L276 IsEmpty]: Start isEmpty. Operand 9228 states and 13005 transitions. [2022-11-03 02:53:25,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2022-11-03 02:53:25,287 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:53:25,287 INFO L195 NwaCegarLoop]: 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] [2022-11-03 02:53:25,288 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-11-03 02:53:25,288 INFO L420 AbstractCegarLoop]: === Iteration 16 === 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 34 more)] === [2022-11-03 02:53:25,288 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:53:25,289 INFO L85 PathProgramCache]: Analyzing trace with hash 434803712, now seen corresponding path program 1 times [2022-11-03 02:53:25,289 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:53:25,289 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [145613974] [2022-11-03 02:53:25,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:53:25,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:53:25,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:53:25,814 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-03 02:53:25,814 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:53:25,814 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [145613974] [2022-11-03 02:53:25,817 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [145613974] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:53:25,817 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:53:25,817 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 02:53:25,818 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2025105686] [2022-11-03 02:53:25,818 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:53:25,818 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 02:53:25,819 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:53:25,819 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 02:53:25,819 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 02:53:25,819 INFO L87 Difference]: Start difference. First operand 9228 states and 13005 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, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-03 02:53:29,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:53:29,265 INFO L93 Difference]: Finished difference Result 9228 states and 13005 transitions. [2022-11-03 02:53:29,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-03 02:53:29,268 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, (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 102 [2022-11-03 02:53:29,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:53:29,316 INFO L225 Difference]: With dead ends: 9228 [2022-11-03 02:53:29,316 INFO L226 Difference]: Without dead ends: 9226 [2022-11-03 02:53:29,323 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:53:29,323 INFO L413 NwaCegarLoop]: 2974 mSDtfsCounter, 3369 mSDsluCounter, 3398 mSDsCounter, 0 mSdLazyCounter, 853 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3371 SdHoareTripleChecker+Valid, 5948 SdHoareTripleChecker+Invalid, 853 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 853 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-11-03 02:53:29,324 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3371 Valid, 5948 Invalid, 853 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 853 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-11-03 02:53:29,336 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9226 states. [2022-11-03 02:53:30,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9226 to 9226. [2022-11-03 02:53:30,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9226 states, 5599 states have (on average 1.2925522414716915) internal successors, (7237), 5838 states have internal predecessors, (7237), 2700 states have call successors, (2700), 923 states have call predecessors, (2700), 904 states have return successors, (3065), 2581 states have call predecessors, (3065), 2698 states have call successors, (3065) [2022-11-03 02:53:30,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9226 states to 9226 states and 13002 transitions. [2022-11-03 02:53:30,286 INFO L78 Accepts]: Start accepts. Automaton has 9226 states and 13002 transitions. Word has length 102 [2022-11-03 02:53:30,286 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:53:30,287 INFO L495 AbstractCegarLoop]: Abstraction has 9226 states and 13002 transitions. [2022-11-03 02:53:30,287 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-03 02:53:30,287 INFO L276 IsEmpty]: Start isEmpty. Operand 9226 states and 13002 transitions. [2022-11-03 02:53:30,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2022-11-03 02:53:30,289 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:53:30,290 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:53:30,290 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-11-03 02:53:30,290 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_check_for_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-03 02:53:30,291 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:53:30,291 INFO L85 PathProgramCache]: Analyzing trace with hash 324828261, now seen corresponding path program 1 times [2022-11-03 02:53:30,291 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:53:30,291 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1276973290] [2022-11-03 02:53:30,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:53:30,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:53:30,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:53:30,909 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2022-11-03 02:53:30,909 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:53:30,910 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1276973290] [2022-11-03 02:53:30,910 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1276973290] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:53:30,910 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:53:30,910 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 02:53:30,911 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [682749755] [2022-11-03 02:53:30,911 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:53:30,912 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 02:53:30,912 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:53:30,912 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 02:53:30,912 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 02:53:30,913 INFO L87 Difference]: Start difference. First operand 9226 states and 13002 transitions. Second operand has 4 states, 4 states have (on average 13.0) internal successors, (52), 4 states have internal predecessors, (52), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-03 02:53:33,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:53:33,809 INFO L93 Difference]: Finished difference Result 9226 states and 13002 transitions. [2022-11-03 02:53:33,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-03 02:53:33,810 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 4 states have internal predecessors, (52), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 117 [2022-11-03 02:53:33,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:53:33,863 INFO L225 Difference]: With dead ends: 9226 [2022-11-03 02:53:33,863 INFO L226 Difference]: Without dead ends: 9224 [2022-11-03 02:53:33,871 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:53:33,873 INFO L413 NwaCegarLoop]: 2971 mSDtfsCounter, 3363 mSDsluCounter, 3384 mSDsCounter, 0 mSdLazyCounter, 852 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3368 SdHoareTripleChecker+Valid, 5933 SdHoareTripleChecker+Invalid, 852 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 852 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-11-03 02:53:33,873 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3368 Valid, 5933 Invalid, 852 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 852 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-11-03 02:53:33,887 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9224 states. [2022-11-03 02:53:34,908 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9224 to 9224. [2022-11-03 02:53:34,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9224 states, 5598 states have (on average 1.29188996070025) internal successors, (7232), 5836 states have internal predecessors, (7232), 2700 states have call successors, (2700), 923 states have call predecessors, (2700), 904 states have return successors, (3065), 2581 states have call predecessors, (3065), 2698 states have call successors, (3065) [2022-11-03 02:53:34,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9224 states to 9224 states and 12997 transitions. [2022-11-03 02:53:34,966 INFO L78 Accepts]: Start accepts. Automaton has 9224 states and 12997 transitions. Word has length 117 [2022-11-03 02:53:34,967 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:53:34,967 INFO L495 AbstractCegarLoop]: Abstraction has 9224 states and 12997 transitions. [2022-11-03 02:53:34,967 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 4 states have internal predecessors, (52), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-03 02:53:34,967 INFO L276 IsEmpty]: Start isEmpty. Operand 9224 states and 12997 transitions. [2022-11-03 02:53:34,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-11-03 02:53:34,970 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:53:34,970 INFO L195 NwaCegarLoop]: 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, 1, 1, 1] [2022-11-03 02:53:34,971 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-11-03 02:53:34,971 INFO L420 AbstractCegarLoop]: === Iteration 18 === 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 34 more)] === [2022-11-03 02:53:34,971 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:53:34,972 INFO L85 PathProgramCache]: Analyzing trace with hash 1479914485, now seen corresponding path program 1 times [2022-11-03 02:53:34,972 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:53:34,972 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [856173144] [2022-11-03 02:53:34,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:53:34,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:53:35,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:53:35,474 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-03 02:53:35,474 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:53:35,475 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [856173144] [2022-11-03 02:53:35,476 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [856173144] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:53:35,476 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:53:35,477 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 02:53:35,477 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2109900243] [2022-11-03 02:53:35,477 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:53:35,478 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 02:53:35,478 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:53:35,479 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 02:53:35,479 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 02:53:35,479 INFO L87 Difference]: Start difference. First operand 9224 states and 12997 transitions. Second operand has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-11-03 02:53:40,127 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:53:40,127 INFO L93 Difference]: Finished difference Result 18048 states and 25966 transitions. [2022-11-03 02:53:40,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-03 02:53:40,129 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (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 107 [2022-11-03 02:53:40,129 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:53:40,209 INFO L225 Difference]: With dead ends: 18048 [2022-11-03 02:53:40,209 INFO L226 Difference]: Without dead ends: 18046 [2022-11-03 02:53:40,218 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:53:40,219 INFO L413 NwaCegarLoop]: 3762 mSDtfsCounter, 3219 mSDsluCounter, 7626 mSDsCounter, 0 mSdLazyCounter, 1293 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3221 SdHoareTripleChecker+Valid, 10538 SdHoareTripleChecker+Invalid, 1294 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1293 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2022-11-03 02:53:40,219 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3221 Valid, 10538 Invalid, 1294 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1293 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2022-11-03 02:53:40,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18046 states. [2022-11-03 02:53:41,773 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18046 to 17881. [2022-11-03 02:53:41,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17881 states, 10840 states have (on average 1.2935424354243543) internal successors, (14022), 11314 states have internal predecessors, (14022), 5239 states have call successors, (5239), 1821 states have call predecessors, (5239), 1780 states have return successors, (6516), 4978 states have call predecessors, (6516), 5237 states have call successors, (6516) [2022-11-03 02:53:41,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17881 states to 17881 states and 25777 transitions. [2022-11-03 02:53:41,873 INFO L78 Accepts]: Start accepts. Automaton has 17881 states and 25777 transitions. Word has length 107 [2022-11-03 02:53:41,873 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:53:41,874 INFO L495 AbstractCegarLoop]: Abstraction has 17881 states and 25777 transitions. [2022-11-03 02:53:41,874 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-11-03 02:53:41,874 INFO L276 IsEmpty]: Start isEmpty. Operand 17881 states and 25777 transitions. [2022-11-03 02:53:41,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-11-03 02:53:41,876 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:53:41,876 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:53:41,876 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-11-03 02:53:41,876 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_check_for_read_sectionErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-03 02:53:41,877 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:53:41,877 INFO L85 PathProgramCache]: Analyzing trace with hash -1365821878, now seen corresponding path program 1 times [2022-11-03 02:53:41,877 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:53:41,877 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [924594563] [2022-11-03 02:53:41,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:53:41,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:53:41,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:53:42,382 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2022-11-03 02:53:42,382 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:53:42,382 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [924594563] [2022-11-03 02:53:42,383 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [924594563] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:53:42,383 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:53:42,383 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 02:53:42,383 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [14360974] [2022-11-03 02:53:42,383 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:53:42,384 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 02:53:42,384 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:53:42,384 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 02:53:42,385 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 02:53:42,385 INFO L87 Difference]: Start difference. First operand 17881 states and 25777 transitions. Second operand has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-03 02:53:46,014 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:53:46,015 INFO L93 Difference]: Finished difference Result 17881 states and 25777 transitions. [2022-11-03 02:53:46,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-03 02:53:46,016 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 119 [2022-11-03 02:53:46,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:53:46,093 INFO L225 Difference]: With dead ends: 17881 [2022-11-03 02:53:46,093 INFO L226 Difference]: Without dead ends: 17879 [2022-11-03 02:53:46,107 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:53:46,107 INFO L413 NwaCegarLoop]: 2970 mSDtfsCounter, 3355 mSDsluCounter, 3386 mSDsCounter, 0 mSdLazyCounter, 851 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3360 SdHoareTripleChecker+Valid, 5934 SdHoareTripleChecker+Invalid, 851 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 851 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-11-03 02:53:46,108 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3360 Valid, 5934 Invalid, 851 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 851 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-11-03 02:53:46,131 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17879 states. [2022-11-03 02:53:48,101 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17879 to 17879. [2022-11-03 02:53:48,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17879 states, 10839 states have (on average 1.292831442014946) internal successors, (14013), 11312 states have internal predecessors, (14013), 5239 states have call successors, (5239), 1821 states have call predecessors, (5239), 1780 states have return successors, (6516), 4978 states have call predecessors, (6516), 5237 states have call successors, (6516) [2022-11-03 02:53:48,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17879 states to 17879 states and 25768 transitions. [2022-11-03 02:53:48,214 INFO L78 Accepts]: Start accepts. Automaton has 17879 states and 25768 transitions. Word has length 119 [2022-11-03 02:53:48,215 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:53:48,215 INFO L495 AbstractCegarLoop]: Abstraction has 17879 states and 25768 transitions. [2022-11-03 02:53:48,215 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-03 02:53:48,215 INFO L276 IsEmpty]: Start isEmpty. Operand 17879 states and 25768 transitions. [2022-11-03 02:53:48,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2022-11-03 02:53:48,217 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:53:48,217 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:53:48,217 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-11-03 02:53:48,218 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_check_for_read_sectionErr2ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-03 02:53:48,218 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:53:48,218 INFO L85 PathProgramCache]: Analyzing trace with hash 1712256698, now seen corresponding path program 1 times [2022-11-03 02:53:48,218 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:53:48,218 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1304647484] [2022-11-03 02:53:48,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:53:48,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:53:48,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:53:49,125 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2022-11-03 02:53:49,126 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:53:49,126 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1304647484] [2022-11-03 02:53:49,126 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1304647484] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:53:49,126 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:53:49,127 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 02:53:49,127 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [801331545] [2022-11-03 02:53:49,127 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:53:49,128 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 02:53:49,128 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:53:49,129 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 02:53:49,129 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 02:53:49,129 INFO L87 Difference]: Start difference. First operand 17879 states and 25768 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, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-03 02:53:54,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:53:54,994 INFO L93 Difference]: Finished difference Result 18042 states and 25953 transitions. [2022-11-03 02:53:54,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-03 02:53:54,995 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, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 121 [2022-11-03 02:53:54,995 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:53:55,059 INFO L225 Difference]: With dead ends: 18042 [2022-11-03 02:53:55,059 INFO L226 Difference]: Without dead ends: 18040 [2022-11-03 02:53:55,070 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:53:55,070 INFO L413 NwaCegarLoop]: 3768 mSDtfsCounter, 3204 mSDsluCounter, 7626 mSDsCounter, 0 mSdLazyCounter, 1292 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3209 SdHoareTripleChecker+Valid, 10545 SdHoareTripleChecker+Invalid, 1293 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1292 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.9s IncrementalHoareTripleChecker+Time [2022-11-03 02:53:55,071 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3209 Valid, 10545 Invalid, 1293 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1292 Invalid, 0 Unknown, 0 Unchecked, 3.9s Time] [2022-11-03 02:53:55,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18040 states. [2022-11-03 02:53:57,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18040 to 17879. [2022-11-03 02:53:57,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17879 states, 10839 states have (on average 1.2924624042808377) internal successors, (14009), 11312 states have internal predecessors, (14009), 5239 states have call successors, (5239), 1821 states have call predecessors, (5239), 1780 states have return successors, (6516), 4978 states have call predecessors, (6516), 5237 states have call successors, (6516) [2022-11-03 02:53:57,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17879 states to 17879 states and 25764 transitions. [2022-11-03 02:53:57,559 INFO L78 Accepts]: Start accepts. Automaton has 17879 states and 25764 transitions. Word has length 121 [2022-11-03 02:53:57,560 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:53:57,560 INFO L495 AbstractCegarLoop]: Abstraction has 17879 states and 25764 transitions. [2022-11-03 02:53:57,560 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-03 02:53:57,560 INFO L276 IsEmpty]: Start isEmpty. Operand 17879 states and 25764 transitions. [2022-11-03 02:53:57,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-11-03 02:53:57,563 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:53:57,564 INFO L195 NwaCegarLoop]: 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, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:53:57,564 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-11-03 02:53:57,564 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ldv_linux_kernel_rcu_srcu_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 34 more)] === [2022-11-03 02:53:57,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:53:57,565 INFO L85 PathProgramCache]: Analyzing trace with hash -2062808112, now seen corresponding path program 1 times [2022-11-03 02:53:57,565 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:53:57,566 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1749569408] [2022-11-03 02:53:57,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:53:57,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:53:57,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:53:58,101 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-03 02:53:58,102 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:53:58,102 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1749569408] [2022-11-03 02:53:58,102 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1749569408] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:53:58,103 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:53:58,103 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 02:53:58,103 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [403815634] [2022-11-03 02:53:58,103 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:53:58,104 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 02:53:58,105 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:53:58,105 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 02:53:58,106 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 02:53:58,106 INFO L87 Difference]: Start difference. First operand 17879 states and 25764 transitions. Second operand has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-11-03 02:54:02,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:54:02,117 INFO L93 Difference]: Finished difference Result 17879 states and 25764 transitions. [2022-11-03 02:54:02,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-03 02:54:02,118 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 112 [2022-11-03 02:54:02,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:54:02,171 INFO L225 Difference]: With dead ends: 17879 [2022-11-03 02:54:02,171 INFO L226 Difference]: Without dead ends: 17877 [2022-11-03 02:54:02,177 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:54:02,178 INFO L413 NwaCegarLoop]: 2968 mSDtfsCounter, 3361 mSDsluCounter, 3392 mSDsCounter, 0 mSdLazyCounter, 853 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3363 SdHoareTripleChecker+Valid, 5936 SdHoareTripleChecker+Invalid, 853 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 853 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-11-03 02:54:02,179 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3363 Valid, 5936 Invalid, 853 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 853 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-11-03 02:54:02,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17877 states. [2022-11-03 02:54:03,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17877 to 17877. [2022-11-03 02:54:03,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17877 states, 10838 states have (on average 1.2923048532939656) internal successors, (14006), 11310 states have internal predecessors, (14006), 5239 states have call successors, (5239), 1821 states have call predecessors, (5239), 1780 states have return successors, (6516), 4978 states have call predecessors, (6516), 5237 states have call successors, (6516) [2022-11-03 02:54:04,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17877 states to 17877 states and 25761 transitions. [2022-11-03 02:54:04,032 INFO L78 Accepts]: Start accepts. Automaton has 17877 states and 25761 transitions. Word has length 112 [2022-11-03 02:54:04,032 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:54:04,032 INFO L495 AbstractCegarLoop]: Abstraction has 17877 states and 25761 transitions. [2022-11-03 02:54:04,033 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-11-03 02:54:04,033 INFO L276 IsEmpty]: Start isEmpty. Operand 17877 states and 25761 transitions. [2022-11-03 02:54:04,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-11-03 02:54:04,036 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:54:04,037 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:54:04,037 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-11-03 02:54:04,037 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ldv_check_for_read_sectionErr3ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-03 02:54:04,038 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:54:04,038 INFO L85 PathProgramCache]: Analyzing trace with hash 513263234, now seen corresponding path program 1 times [2022-11-03 02:54:04,038 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:54:04,039 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1082799774] [2022-11-03 02:54:04,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:54:04,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:54:04,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:54:04,646 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2022-11-03 02:54:04,646 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:54:04,646 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1082799774] [2022-11-03 02:54:04,647 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1082799774] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:54:04,647 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:54:04,647 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 02:54:04,647 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1981438743] [2022-11-03 02:54:04,647 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:54:04,648 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 02:54:04,648 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:54:04,649 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 02:54:04,649 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 02:54:04,649 INFO L87 Difference]: Start difference. First operand 17877 states and 25761 transitions. Second operand has 4 states, 4 states have (on average 14.5) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-03 02:54:06,955 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:54:09,742 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:54:09,742 INFO L93 Difference]: Finished difference Result 17877 states and 25761 transitions. [2022-11-03 02:54:09,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-03 02:54:09,744 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.5) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 123 [2022-11-03 02:54:09,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:54:09,813 INFO L225 Difference]: With dead ends: 17877 [2022-11-03 02:54:09,813 INFO L226 Difference]: Without dead ends: 17875 [2022-11-03 02:54:09,823 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:54:09,824 INFO L413 NwaCegarLoop]: 2966 mSDtfsCounter, 3339 mSDsluCounter, 3390 mSDsCounter, 0 mSdLazyCounter, 853 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3344 SdHoareTripleChecker+Valid, 5932 SdHoareTripleChecker+Invalid, 853 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 853 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2022-11-03 02:54:09,824 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3344 Valid, 5932 Invalid, 853 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 853 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2022-11-03 02:54:09,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17875 states. [2022-11-03 02:54:11,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17875 to 17875. [2022-11-03 02:54:11,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17875 states, 10837 states have (on average 1.291593614468949) internal successors, (13997), 11308 states have internal predecessors, (13997), 5239 states have call successors, (5239), 1821 states have call predecessors, (5239), 1780 states have return successors, (6516), 4978 states have call predecessors, (6516), 5237 states have call successors, (6516) [2022-11-03 02:54:11,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17875 states to 17875 states and 25752 transitions. [2022-11-03 02:54:11,614 INFO L78 Accepts]: Start accepts. Automaton has 17875 states and 25752 transitions. Word has length 123 [2022-11-03 02:54:11,615 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:54:11,615 INFO L495 AbstractCegarLoop]: Abstraction has 17875 states and 25752 transitions. [2022-11-03 02:54:11,615 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.5) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-03 02:54:11,615 INFO L276 IsEmpty]: Start isEmpty. Operand 17875 states and 25752 transitions. [2022-11-03 02:54:11,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2022-11-03 02:54:11,618 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:54:11,618 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:54:11,619 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-11-03 02:54:11,619 INFO L420 AbstractCegarLoop]: === Iteration 23 === 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 34 more)] === [2022-11-03 02:54:11,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:54:11,619 INFO L85 PathProgramCache]: Analyzing trace with hash 1637875136, now seen corresponding path program 1 times [2022-11-03 02:54:11,620 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:54:11,620 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1748753048] [2022-11-03 02:54:11,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:54:11,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:54:11,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:54:12,517 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2022-11-03 02:54:12,517 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:54:12,518 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1748753048] [2022-11-03 02:54:12,518 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1748753048] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:54:12,518 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:54:12,518 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-03 02:54:12,520 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [991284558] [2022-11-03 02:54:12,520 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:54:12,520 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-03 02:54:12,521 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:54:12,521 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-03 02:54:12,521 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:54:12,522 INFO L87 Difference]: Start difference. First operand 17875 states and 25752 transitions. Second operand has 5 states, 5 states have (on average 10.2) 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), 1 states have call successors, (22) [2022-11-03 02:54:17,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:54:17,529 INFO L93 Difference]: Finished difference Result 35748 states and 53113 transitions. [2022-11-03 02:54:17,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-03 02:54:17,530 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.2) 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), 1 states have call successors, (22) Word has length 142 [2022-11-03 02:54:17,530 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:54:17,608 INFO L225 Difference]: With dead ends: 35748 [2022-11-03 02:54:17,608 INFO L226 Difference]: Without dead ends: 17887 [2022-11-03 02:54:17,735 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:54:17,735 INFO L413 NwaCegarLoop]: 2966 mSDtfsCounter, 2 mSDsluCounter, 10162 mSDsCounter, 0 mSdLazyCounter, 1723 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 11851 SdHoareTripleChecker+Invalid, 1724 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1723 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2022-11-03 02:54:17,736 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 11851 Invalid, 1724 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1723 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2022-11-03 02:54:17,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17887 states. [2022-11-03 02:54:19,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17887 to 17887. [2022-11-03 02:54:19,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17887 states, 10845 states have (on average 1.290640848317197) internal successors, (13997), 11324 states have internal predecessors, (13997), 5231 states have call successors, (5231), 1821 states have call predecessors, (5231), 1792 states have return successors, (6536), 4974 states have call predecessors, (6536), 5229 states have call successors, (6536) [2022-11-03 02:54:19,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17887 states to 17887 states and 25764 transitions. [2022-11-03 02:54:19,293 INFO L78 Accepts]: Start accepts. Automaton has 17887 states and 25764 transitions. Word has length 142 [2022-11-03 02:54:19,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:54:19,294 INFO L495 AbstractCegarLoop]: Abstraction has 17887 states and 25764 transitions. [2022-11-03 02:54:19,294 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.2) 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), 1 states have call successors, (22) [2022-11-03 02:54:19,294 INFO L276 IsEmpty]: Start isEmpty. Operand 17887 states and 25764 transitions. [2022-11-03 02:54:19,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2022-11-03 02:54:19,298 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:54:19,298 INFO L195 NwaCegarLoop]: 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:54:19,298 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-11-03 02:54:19,298 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ldv_linux_lib_idr_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 34 more)] === [2022-11-03 02:54:19,299 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:54:19,299 INFO L85 PathProgramCache]: Analyzing trace with hash 1305491188, now seen corresponding path program 1 times [2022-11-03 02:54:19,299 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:54:19,300 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [537219109] [2022-11-03 02:54:19,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:54:19,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:54:19,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:54:19,894 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-03 02:54:19,894 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:54:19,894 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [537219109] [2022-11-03 02:54:19,894 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [537219109] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:54:19,894 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:54:19,895 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 02:54:19,895 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1100414961] [2022-11-03 02:54:19,895 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:54:19,895 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 02:54:19,895 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:54:19,896 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 02:54:19,896 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 02:54:19,896 INFO L87 Difference]: Start difference. First operand 17887 states and 25764 transitions. Second operand has 4 states, 4 states have (on average 16.25) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2022-11-03 02:54:23,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:54:23,238 INFO L93 Difference]: Finished difference Result 17887 states and 25764 transitions. [2022-11-03 02:54:23,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-03 02:54:23,239 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.25) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 117 [2022-11-03 02:54:23,239 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:54:23,300 INFO L225 Difference]: With dead ends: 17887 [2022-11-03 02:54:23,300 INFO L226 Difference]: Without dead ends: 17885 [2022-11-03 02:54:23,307 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:54:23,307 INFO L413 NwaCegarLoop]: 2964 mSDtfsCounter, 3356 mSDsluCounter, 3389 mSDsCounter, 0 mSdLazyCounter, 853 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3358 SdHoareTripleChecker+Valid, 5928 SdHoareTripleChecker+Invalid, 853 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 853 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-11-03 02:54:23,308 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3358 Valid, 5928 Invalid, 853 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 853 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-11-03 02:54:23,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17885 states. [2022-11-03 02:54:24,984 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17885 to 17885. [2022-11-03 02:54:24,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17885 states, 10844 states have (on average 1.2904832165252673) internal successors, (13994), 11322 states have internal predecessors, (13994), 5231 states have call successors, (5231), 1821 states have call predecessors, (5231), 1792 states have return successors, (6536), 4974 states have call predecessors, (6536), 5229 states have call successors, (6536) [2022-11-03 02:54:25,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17885 states to 17885 states and 25761 transitions. [2022-11-03 02:54:25,095 INFO L78 Accepts]: Start accepts. Automaton has 17885 states and 25761 transitions. Word has length 117 [2022-11-03 02:54:25,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:54:25,096 INFO L495 AbstractCegarLoop]: Abstraction has 17885 states and 25761 transitions. [2022-11-03 02:54:25,096 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.25) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2022-11-03 02:54:25,096 INFO L276 IsEmpty]: Start isEmpty. Operand 17885 states and 25761 transitions. [2022-11-03 02:54:25,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2022-11-03 02:54:25,100 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:54:25,101 INFO L195 NwaCegarLoop]: 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:54:25,101 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-11-03 02:54:25,101 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ldv_linux_mmc_sdio_func_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 34 more)] === [2022-11-03 02:54:25,101 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:54:25,102 INFO L85 PathProgramCache]: Analyzing trace with hash 670706919, now seen corresponding path program 1 times [2022-11-03 02:54:25,102 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:54:25,102 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1431972065] [2022-11-03 02:54:25,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:54:25,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:54:25,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:54:25,746 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-03 02:54:25,746 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:54:25,747 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1431972065] [2022-11-03 02:54:25,747 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1431972065] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:54:25,747 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:54:25,747 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 02:54:25,747 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [603342256] [2022-11-03 02:54:25,748 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:54:25,748 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 02:54:25,748 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:54:25,749 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 02:54:25,749 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 02:54:25,749 INFO L87 Difference]: Start difference. First operand 17885 states and 25761 transitions. Second operand has 4 states, 4 states have (on average 17.0) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-11-03 02:54:29,178 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:54:29,179 INFO L93 Difference]: Finished difference Result 17885 states and 25761 transitions. [2022-11-03 02:54:29,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-03 02:54:29,179 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 122 [2022-11-03 02:54:29,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:54:29,258 INFO L225 Difference]: With dead ends: 17885 [2022-11-03 02:54:29,258 INFO L226 Difference]: Without dead ends: 17883 [2022-11-03 02:54:29,271 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:54:29,272 INFO L413 NwaCegarLoop]: 2962 mSDtfsCounter, 3353 mSDsluCounter, 3387 mSDsCounter, 0 mSdLazyCounter, 853 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3355 SdHoareTripleChecker+Valid, 5924 SdHoareTripleChecker+Invalid, 853 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 853 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-11-03 02:54:29,272 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3355 Valid, 5924 Invalid, 853 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 853 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-11-03 02:54:29,289 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17883 states. [2022-11-03 02:54:30,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17883 to 17883. [2022-11-03 02:54:30,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17883 states, 10843 states have (on average 1.2903255556580282) internal successors, (13991), 11320 states have internal predecessors, (13991), 5231 states have call successors, (5231), 1821 states have call predecessors, (5231), 1792 states have return successors, (6536), 4974 states have call predecessors, (6536), 5229 states have call successors, (6536) [2022-11-03 02:54:31,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17883 states to 17883 states and 25758 transitions. [2022-11-03 02:54:31,015 INFO L78 Accepts]: Start accepts. Automaton has 17883 states and 25758 transitions. Word has length 122 [2022-11-03 02:54:31,016 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:54:31,016 INFO L495 AbstractCegarLoop]: Abstraction has 17883 states and 25758 transitions. [2022-11-03 02:54:31,016 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-11-03 02:54:31,016 INFO L276 IsEmpty]: Start isEmpty. Operand 17883 states and 25758 transitions. [2022-11-03 02:54:31,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2022-11-03 02:54:31,020 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:54:31,020 INFO L195 NwaCegarLoop]: 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:54:31,021 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2022-11-03 02:54:31,021 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ldv_linux_net_rtnetlink_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 34 more)] === [2022-11-03 02:54:31,021 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:54:31,022 INFO L85 PathProgramCache]: Analyzing trace with hash -53301027, now seen corresponding path program 1 times [2022-11-03 02:54:31,022 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:54:31,022 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [901878869] [2022-11-03 02:54:31,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:54:31,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:54:31,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:54:31,543 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-03 02:54:31,543 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:54:31,544 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [901878869] [2022-11-03 02:54:31,544 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [901878869] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:54:31,544 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:54:31,544 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 02:54:31,544 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1342267637] [2022-11-03 02:54:31,545 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:54:31,545 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 02:54:31,546 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:54:31,547 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 02:54:31,547 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 02:54:31,547 INFO L87 Difference]: Start difference. First operand 17883 states and 25758 transitions. Second operand has 4 states, 4 states have (on average 17.75) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-11-03 02:54:38,836 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:54:38,836 INFO L93 Difference]: Finished difference Result 53129 states and 83000 transitions. [2022-11-03 02:54:38,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-03 02:54:38,837 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.75) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 127 [2022-11-03 02:54:38,837 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:54:39,235 INFO L225 Difference]: With dead ends: 53129 [2022-11-03 02:54:39,236 INFO L226 Difference]: Without dead ends: 35260 [2022-11-03 02:54:39,358 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:54:39,359 INFO L413 NwaCegarLoop]: 3736 mSDtfsCounter, 3342 mSDsluCounter, 7550 mSDsCounter, 0 mSdLazyCounter, 1283 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3344 SdHoareTripleChecker+Valid, 10441 SdHoareTripleChecker+Invalid, 1287 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 1283 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2022-11-03 02:54:39,361 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3344 Valid, 10441 Invalid, 1287 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 1283 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2022-11-03 02:54:39,397 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35260 states. [2022-11-03 02:54:43,240 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35260 to 35185. [2022-11-03 02:54:43,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35185 states, 21353 states have (on average 1.2906383178007774) internal successors, (27559), 22298 states have internal predecessors, (27559), 10277 states have call successors, (10277), 3603 states have call predecessors, (10277), 3538 states have return successors, (16111), 9748 states have call predecessors, (16111), 10275 states have call successors, (16111) [2022-11-03 02:54:43,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35185 states to 35185 states and 53947 transitions. [2022-11-03 02:54:43,628 INFO L78 Accepts]: Start accepts. Automaton has 35185 states and 53947 transitions. Word has length 127 [2022-11-03 02:54:43,628 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:54:43,628 INFO L495 AbstractCegarLoop]: Abstraction has 35185 states and 53947 transitions. [2022-11-03 02:54:43,629 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.75) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-11-03 02:54:43,629 INFO L276 IsEmpty]: Start isEmpty. Operand 35185 states and 53947 transitions. [2022-11-03 02:54:43,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2022-11-03 02:54:43,632 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:54:43,633 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:54:43,633 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-11-03 02:54:43,633 INFO L420 AbstractCegarLoop]: === Iteration 27 === 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 34 more)] === [2022-11-03 02:54:43,634 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:54:43,634 INFO L85 PathProgramCache]: Analyzing trace with hash -775569460, now seen corresponding path program 1 times [2022-11-03 02:54:43,634 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:54:43,634 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [48761035] [2022-11-03 02:54:43,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:54:43,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:54:43,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:54:44,540 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2022-11-03 02:54:44,540 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:54:44,540 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [48761035] [2022-11-03 02:54:44,540 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [48761035] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:54:44,540 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:54:44,541 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-03 02:54:44,541 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [557248811] [2022-11-03 02:54:44,541 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:54:44,541 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-03 02:54:44,541 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:54:44,542 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-03 02:54:44,542 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:54:44,542 INFO L87 Difference]: Start difference. First operand 35185 states and 53947 transitions. Second operand has 5 states, 5 states have (on average 14.6) internal successors, (73), 4 states have internal predecessors, (73), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (28), 3 states have call predecessors, (28), 2 states have call successors, (28) [2022-11-03 02:54:53,206 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:54:53,206 INFO L93 Difference]: Finished difference Result 70372 states and 114196 transitions. [2022-11-03 02:54:53,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-03 02:54:53,207 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.6) internal successors, (73), 4 states have internal predecessors, (73), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (28), 3 states have call predecessors, (28), 2 states have call successors, (28) Word has length 162 [2022-11-03 02:54:53,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:54:53,347 INFO L225 Difference]: With dead ends: 70372 [2022-11-03 02:54:53,347 INFO L226 Difference]: Without dead ends: 35201 [2022-11-03 02:54:53,544 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:54:53,544 INFO L413 NwaCegarLoop]: 2962 mSDtfsCounter, 2 mSDsluCounter, 10152 mSDsCounter, 0 mSdLazyCounter, 1722 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 11836 SdHoareTripleChecker+Invalid, 1723 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1722 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2022-11-03 02:54:53,545 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 11836 Invalid, 1723 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1722 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2022-11-03 02:54:53,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35201 states.