./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 eb692b52 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c2e40c074e34eae853879e913dea35acffb5001042b37759d8583ab68da2fb52 --- Real Ultimate output --- This is Ultimate 0.2.2-?-eb692b5 [2022-07-20 04:07:03,448 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-20 04:07:03,451 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-20 04:07:03,491 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-20 04:07:03,491 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-20 04:07:03,493 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-20 04:07:03,494 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-20 04:07:03,498 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-20 04:07:03,500 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-20 04:07:03,504 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-20 04:07:03,505 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-20 04:07:03,507 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-20 04:07:03,507 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-20 04:07:03,509 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-20 04:07:03,510 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-20 04:07:03,513 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-20 04:07:03,514 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-20 04:07:03,515 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-20 04:07:03,516 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-20 04:07:03,521 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-20 04:07:03,523 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-20 04:07:03,524 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-20 04:07:03,524 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-20 04:07:03,525 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-20 04:07:03,526 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-20 04:07:03,532 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-20 04:07:03,532 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-20 04:07:03,533 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-20 04:07:03,534 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-20 04:07:03,534 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-20 04:07:03,535 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-20 04:07:03,536 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-20 04:07:03,537 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-20 04:07:03,537 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-20 04:07:03,538 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-20 04:07:03,539 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-20 04:07:03,540 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-20 04:07:03,540 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-20 04:07:03,540 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-20 04:07:03,541 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-20 04:07:03,541 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-20 04:07:03,543 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-20 04:07:03,543 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-20 04:07:03,563 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-20 04:07:03,563 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-20 04:07:03,564 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-20 04:07:03,564 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-20 04:07:03,565 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-20 04:07:03,565 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-20 04:07:03,566 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-20 04:07:03,566 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-20 04:07:03,566 INFO L138 SettingsManager]: * Use SBE=true [2022-07-20 04:07:03,567 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-20 04:07:03,567 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-20 04:07:03,567 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-20 04:07:03,567 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-20 04:07:03,567 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-20 04:07:03,568 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-20 04:07:03,568 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-20 04:07:03,568 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-20 04:07:03,568 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-20 04:07:03,568 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-20 04:07:03,569 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-20 04:07:03,570 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-20 04:07:03,570 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-20 04:07:03,570 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-20 04:07:03,570 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-20 04:07:03,570 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-20 04:07:03,571 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-20 04:07:03,571 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-20 04:07:03,571 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-20 04:07:03,571 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-20 04:07:03,571 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-20 04:07:03,572 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c2e40c074e34eae853879e913dea35acffb5001042b37759d8583ab68da2fb52 [2022-07-20 04:07:03,755 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-20 04:07:03,773 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-20 04:07:03,775 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-20 04:07:03,776 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-20 04:07:03,777 INFO L275 PluginConnector]: CDTParser initialized [2022-07-20 04:07:03,785 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i [2022-07-20 04:07:03,860 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3fb9e1f6/fc36ba46421942558ed701acdf35b76d/FLAGc517af156 [2022-07-20 04:07:04,623 INFO L306 CDTParser]: Found 1 translation units. [2022-07-20 04:07:04,624 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i [2022-07-20 04:07:04,678 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3fb9e1f6/fc36ba46421942558ed701acdf35b76d/FLAGc517af156 [2022-07-20 04:07:04,817 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3fb9e1f6/fc36ba46421942558ed701acdf35b76d [2022-07-20 04:07:04,819 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-20 04:07:04,820 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-20 04:07:04,821 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-20 04:07:04,821 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-20 04:07:04,828 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-20 04:07:04,829 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 04:07:04" (1/1) ... [2022-07-20 04:07:04,830 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@bf04c8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:07:04, skipping insertion in model container [2022-07-20 04:07:04,830 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 04:07:04" (1/1) ... [2022-07-20 04:07:04,834 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-20 04:07:04,962 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-20 04:07:09,747 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[552584,552597] [2022-07-20 04:07:09,749 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[552729,552742] [2022-07-20 04:07:09,750 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[552875,552888] [2022-07-20 04:07:09,750 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[553040,553053] [2022-07-20 04:07:09,751 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[553198,553211] [2022-07-20 04:07:09,751 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[553356,553369] [2022-07-20 04:07:09,751 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[553514,553527] [2022-07-20 04:07:09,752 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[553674,553687] [2022-07-20 04:07:09,752 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[553833,553846] [2022-07-20 04:07:09,752 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[553972,553985] [2022-07-20 04:07:09,753 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[554114,554127] [2022-07-20 04:07:09,753 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[554263,554276] [2022-07-20 04:07:09,753 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[554402,554415] [2022-07-20 04:07:09,754 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[554557,554570] [2022-07-20 04:07:09,754 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[554717,554730] [2022-07-20 04:07:09,754 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[554868,554881] [2022-07-20 04:07:09,755 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[555019,555032] [2022-07-20 04:07:09,755 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[555171,555184] [2022-07-20 04:07:09,755 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[555320,555333] [2022-07-20 04:07:09,756 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[555468,555481] [2022-07-20 04:07:09,756 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[555625,555638] [2022-07-20 04:07:09,756 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[555774,555787] [2022-07-20 04:07:09,757 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[555930,555943] [2022-07-20 04:07:09,757 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[556083,556096] [2022-07-20 04:07:09,757 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[556229,556242] [2022-07-20 04:07:09,758 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[556372,556385] [2022-07-20 04:07:09,758 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[556524,556537] [2022-07-20 04:07:09,763 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[556670,556683] [2022-07-20 04:07:09,764 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[556815,556828] [2022-07-20 04:07:09,764 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[556969,556982] [2022-07-20 04:07:09,764 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[557120,557133] [2022-07-20 04:07:09,765 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[557275,557288] [2022-07-20 04:07:09,765 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[557427,557440] [2022-07-20 04:07:09,765 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[557582,557595] [2022-07-20 04:07:09,766 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[557746,557759] [2022-07-20 04:07:09,766 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[557902,557915] [2022-07-20 04:07:09,766 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[558066,558079] [2022-07-20 04:07:09,766 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[558208,558221] [2022-07-20 04:07:09,767 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[558366,558379] [2022-07-20 04:07:09,767 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[558533,558546] [2022-07-20 04:07:09,767 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[558692,558705] [2022-07-20 04:07:09,768 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[558851,558864] [2022-07-20 04:07:09,768 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[559000,559013] [2022-07-20 04:07:09,768 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[559147,559160] [2022-07-20 04:07:09,769 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[559286,559299] [2022-07-20 04:07:09,769 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[559449,559462] [2022-07-20 04:07:09,769 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[559615,559628] [2022-07-20 04:07:09,770 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[559779,559792] [2022-07-20 04:07:09,770 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[559944,559957] [2022-07-20 04:07:09,770 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[560109,560122] [2022-07-20 04:07:09,771 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[560275,560288] [2022-07-20 04:07:09,771 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[560440,560453] [2022-07-20 04:07:09,771 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[560607,560620] [2022-07-20 04:07:09,772 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[560767,560780] [2022-07-20 04:07:09,772 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[560929,560942] [2022-07-20 04:07:09,772 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[561088,561101] [2022-07-20 04:07:09,773 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[561234,561247] [2022-07-20 04:07:09,773 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[561377,561390] [2022-07-20 04:07:09,773 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[561521,561534] [2022-07-20 04:07:09,774 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[561664,561677] [2022-07-20 04:07:09,774 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[561808,561821] [2022-07-20 04:07:09,775 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[561949,561962] [2022-07-20 04:07:09,775 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[562087,562100] [2022-07-20 04:07:09,775 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[562245,562258] [2022-07-20 04:07:09,776 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[562404,562417] [2022-07-20 04:07:09,776 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[562560,562573] [2022-07-20 04:07:09,776 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[562709,562722] [2022-07-20 04:07:09,777 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[562861,562874] [2022-07-20 04:07:09,777 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[563012,563025] [2022-07-20 04:07:09,777 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[563161,563174] [2022-07-20 04:07:09,777 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[563313,563326] [2022-07-20 04:07:09,778 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[563461,563474] [2022-07-20 04:07:09,778 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[563614,563627] [2022-07-20 04:07:09,778 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[563765,563778] [2022-07-20 04:07:09,779 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[563915,563928] [2022-07-20 04:07:09,779 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[564062,564075] [2022-07-20 04:07:09,779 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[564213,564226] [2022-07-20 04:07:09,795 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[564364,564377] [2022-07-20 04:07:09,796 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[564512,564525] [2022-07-20 04:07:09,796 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[564678,564691] [2022-07-20 04:07:09,797 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[564847,564860] [2022-07-20 04:07:09,797 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[565014,565027] [2022-07-20 04:07:09,797 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[565182,565195] [2022-07-20 04:07:09,798 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[565332,565345] [2022-07-20 04:07:09,798 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[565479,565492] [2022-07-20 04:07:09,798 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[565640,565653] [2022-07-20 04:07:09,799 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[565810,565823] [2022-07-20 04:07:09,799 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[565972,565985] [2022-07-20 04:07:09,810 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-20 04:07:09,874 INFO L203 MainTranslator]: Completed pre-run [2022-07-20 04:07:10,268 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[552584,552597] [2022-07-20 04:07:10,269 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[552729,552742] [2022-07-20 04:07:10,270 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[552875,552888] [2022-07-20 04:07:10,270 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[553040,553053] [2022-07-20 04:07:10,271 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[553198,553211] [2022-07-20 04:07:10,271 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[553356,553369] [2022-07-20 04:07:10,272 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[553514,553527] [2022-07-20 04:07:10,272 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[553674,553687] [2022-07-20 04:07:10,272 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[553833,553846] [2022-07-20 04:07:10,273 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[553972,553985] [2022-07-20 04:07:10,273 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[554114,554127] [2022-07-20 04:07:10,273 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[554263,554276] [2022-07-20 04:07:10,274 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[554402,554415] [2022-07-20 04:07:10,274 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[554557,554570] [2022-07-20 04:07:10,274 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[554717,554730] [2022-07-20 04:07:10,274 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[554868,554881] [2022-07-20 04:07:10,275 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[555019,555032] [2022-07-20 04:07:10,275 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[555171,555184] [2022-07-20 04:07:10,281 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[555320,555333] [2022-07-20 04:07:10,281 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[555468,555481] [2022-07-20 04:07:10,282 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[555625,555638] [2022-07-20 04:07:10,282 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[555774,555787] [2022-07-20 04:07:10,282 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[555930,555943] [2022-07-20 04:07:10,282 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[556083,556096] [2022-07-20 04:07:10,283 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[556229,556242] [2022-07-20 04:07:10,283 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[556372,556385] [2022-07-20 04:07:10,284 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[556524,556537] [2022-07-20 04:07:10,284 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[556670,556683] [2022-07-20 04:07:10,284 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[556815,556828] [2022-07-20 04:07:10,284 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[556969,556982] [2022-07-20 04:07:10,285 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[557120,557133] [2022-07-20 04:07:10,285 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[557275,557288] [2022-07-20 04:07:10,285 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[557427,557440] [2022-07-20 04:07:10,286 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[557582,557595] [2022-07-20 04:07:10,286 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[557746,557759] [2022-07-20 04:07:10,286 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[557902,557915] [2022-07-20 04:07:10,286 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[558066,558079] [2022-07-20 04:07:10,287 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[558208,558221] [2022-07-20 04:07:10,287 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[558366,558379] [2022-07-20 04:07:10,288 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[558533,558546] [2022-07-20 04:07:10,289 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[558692,558705] [2022-07-20 04:07:10,289 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[558851,558864] [2022-07-20 04:07:10,289 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[559000,559013] [2022-07-20 04:07:10,289 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[559147,559160] [2022-07-20 04:07:10,290 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[559286,559299] [2022-07-20 04:07:10,290 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[559449,559462] [2022-07-20 04:07:10,290 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[559615,559628] [2022-07-20 04:07:10,290 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[559779,559792] [2022-07-20 04:07:10,291 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[559944,559957] [2022-07-20 04:07:10,291 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[560109,560122] [2022-07-20 04:07:10,292 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[560275,560288] [2022-07-20 04:07:10,292 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[560440,560453] [2022-07-20 04:07:10,293 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[560607,560620] [2022-07-20 04:07:10,293 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[560767,560780] [2022-07-20 04:07:10,293 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[560929,560942] [2022-07-20 04:07:10,293 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[561088,561101] [2022-07-20 04:07:10,294 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[561234,561247] [2022-07-20 04:07:10,294 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[561377,561390] [2022-07-20 04:07:10,295 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[561521,561534] [2022-07-20 04:07:10,295 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[561664,561677] [2022-07-20 04:07:10,295 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[561808,561821] [2022-07-20 04:07:10,296 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[561949,561962] [2022-07-20 04:07:10,297 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[562087,562100] [2022-07-20 04:07:10,301 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[562245,562258] [2022-07-20 04:07:10,301 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[562404,562417] [2022-07-20 04:07:10,302 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[562560,562573] [2022-07-20 04:07:10,302 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[562709,562722] [2022-07-20 04:07:10,303 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[562861,562874] [2022-07-20 04:07:10,303 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[563012,563025] [2022-07-20 04:07:10,304 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[563161,563174] [2022-07-20 04:07:10,304 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[563313,563326] [2022-07-20 04:07:10,304 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[563461,563474] [2022-07-20 04:07:10,308 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[563614,563627] [2022-07-20 04:07:10,308 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[563765,563778] [2022-07-20 04:07:10,308 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[563915,563928] [2022-07-20 04:07:10,308 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[564062,564075] [2022-07-20 04:07:10,309 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[564213,564226] [2022-07-20 04:07:10,309 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[564364,564377] [2022-07-20 04:07:10,310 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[564512,564525] [2022-07-20 04:07:10,310 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[564678,564691] [2022-07-20 04:07:10,310 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[564847,564860] [2022-07-20 04:07:10,311 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[565014,565027] [2022-07-20 04:07:10,311 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[565182,565195] [2022-07-20 04:07:10,312 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[565332,565345] [2022-07-20 04:07:10,312 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[565479,565492] [2022-07-20 04:07:10,312 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[565640,565653] [2022-07-20 04:07:10,312 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[565810,565823] [2022-07-20 04:07:10,312 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[565972,565985] [2022-07-20 04:07:10,317 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-20 04:07:10,623 INFO L208 MainTranslator]: Completed translation [2022-07-20 04:07:10,623 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:07:10 WrapperNode [2022-07-20 04:07:10,623 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-20 04:07:10,624 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-20 04:07:10,624 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-20 04:07:10,625 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-20 04:07:10,629 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:07:10" (1/1) ... [2022-07-20 04:07:10,713 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:07:10" (1/1) ... [2022-07-20 04:07:10,886 INFO L137 Inliner]: procedures = 918, calls = 3168, calls flagged for inlining = 418, calls inlined = 342, statements flattened = 8058 [2022-07-20 04:07:10,888 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-20 04:07:10,888 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-20 04:07:10,888 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-20 04:07:10,889 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-20 04:07:10,895 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:07:10" (1/1) ... [2022-07-20 04:07:10,895 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:07:10" (1/1) ... [2022-07-20 04:07:10,921 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:07:10" (1/1) ... [2022-07-20 04:07:10,922 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:07:10" (1/1) ... [2022-07-20 04:07:11,003 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:07:10" (1/1) ... [2022-07-20 04:07:11,025 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:07:10" (1/1) ... [2022-07-20 04:07:11,062 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:07:10" (1/1) ... [2022-07-20 04:07:11,102 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-20 04:07:11,103 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-20 04:07:11,103 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-20 04:07:11,104 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-20 04:07:11,104 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:07:10" (1/1) ... [2022-07-20 04:07:11,109 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-20 04:07:11,115 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-20 04:07:11,129 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-20 04:07:11,164 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-20 04:07:11,235 INFO L130 BoogieDeclarations]: Found specification of procedure nla_get_u32 [2022-07-20 04:07:11,236 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_get_u32 [2022-07-20 04:07:11,236 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_total_size [2022-07-20 04:07:11,236 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_total_size [2022-07-20 04:07:11,236 INFO L130 BoogieDeclarations]: Found specification of procedure team_mode_option_get [2022-07-20 04:07:11,236 INFO L138 BoogieDeclarations]: Found implementation of procedure team_mode_option_get [2022-07-20 04:07:11,236 INFO L130 BoogieDeclarations]: Found specification of procedure __team_change_mode [2022-07-20 04:07:11,236 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_change_mode [2022-07-20 04:07:11,236 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put_u32 [2022-07-20 04:07:11,237 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put_u32 [2022-07-20 04:07:11,237 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_131 [2022-07-20 04:07:11,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_131 [2022-07-20 04:07:11,237 INFO L130 BoogieDeclarations]: Found specification of procedure team_init [2022-07-20 04:07:11,237 INFO L138 BoogieDeclarations]: Found implementation of procedure team_init [2022-07-20 04:07:11,237 INFO L130 BoogieDeclarations]: Found specification of procedure team_notify_peers_interval_set [2022-07-20 04:07:11,237 INFO L138 BoogieDeclarations]: Found implementation of procedure team_notify_peers_interval_set [2022-07-20 04:07:11,237 INFO L130 BoogieDeclarations]: Found specification of procedure team_del_slave [2022-07-20 04:07:11,237 INFO L138 BoogieDeclarations]: Found implementation of procedure team_del_slave [2022-07-20 04:07:11,238 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_if_positive [2022-07-20 04:07:11,238 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_if_positive [2022-07-20 04:07:11,238 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-07-20 04:07:11,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-07-20 04:07:11,238 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-07-20 04:07:11,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-07-20 04:07:11,238 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2022-07-20 04:07:11,238 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2022-07-20 04:07:11,238 INFO L130 BoogieDeclarations]: Found specification of procedure free_percpu [2022-07-20 04:07:11,238 INFO L138 BoogieDeclarations]: Found implementation of procedure free_percpu [2022-07-20 04:07:11,239 INFO L130 BoogieDeclarations]: Found specification of procedure team_priority_option_get [2022-07-20 04:07:11,239 INFO L138 BoogieDeclarations]: Found implementation of procedure team_priority_option_get [2022-07-20 04:07:11,239 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_net_rtnetlink__double_lock [2022-07-20 04:07:11,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_net_rtnetlink__double_lock [2022-07-20 04:07:11,239 INFO L130 BoogieDeclarations]: Found specification of procedure team_queue_override_fini [2022-07-20 04:07:11,239 INFO L138 BoogieDeclarations]: Found implementation of procedure team_queue_override_fini [2022-07-20 04:07:11,239 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-07-20 04:07:11,239 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-07-20 04:07:11,239 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_get_rtnl [2022-07-20 04:07:11,240 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_get_rtnl [2022-07-20 04:07:11,240 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2022-07-20 04:07:11,240 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2022-07-20 04:07:11,240 INFO L130 BoogieDeclarations]: Found specification of procedure team_set_mac_address [2022-07-20 04:07:11,240 INFO L138 BoogieDeclarations]: Found implementation of procedure team_set_mac_address [2022-07-20 04:07:11,240 INFO L130 BoogieDeclarations]: Found specification of procedure team_notify_peers_count_set [2022-07-20 04:07:11,240 INFO L138 BoogieDeclarations]: Found implementation of procedure team_notify_peers_count_set [2022-07-20 04:07:11,240 INFO L130 BoogieDeclarations]: Found specification of procedure team_add_slave [2022-07-20 04:07:11,240 INFO L138 BoogieDeclarations]: Found implementation of procedure team_add_slave [2022-07-20 04:07:11,240 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add [2022-07-20 04:07:11,241 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add [2022-07-20 04:07:11,241 INFO L130 BoogieDeclarations]: Found specification of procedure __team_option_inst_del_option [2022-07-20 04:07:11,241 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_option_inst_del_option [2022-07-20 04:07:11,241 INFO L130 BoogieDeclarations]: Found specification of procedure team_mode_put [2022-07-20 04:07:11,241 INFO L138 BoogieDeclarations]: Found implementation of procedure team_mode_put [2022-07-20 04:07:11,241 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-07-20 04:07:11,241 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-07-20 04:07:11,241 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2022-07-20 04:07:11,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2022-07-20 04:07:11,242 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_new [2022-07-20 04:07:11,242 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_new [2022-07-20 04:07:11,242 INFO L130 BoogieDeclarations]: Found specification of procedure team_notify_peers [2022-07-20 04:07:11,242 INFO L138 BoogieDeclarations]: Found implementation of procedure team_notify_peers [2022-07-20 04:07:11,242 INFO L130 BoogieDeclarations]: Found specification of procedure hlist_del_rcu [2022-07-20 04:07:11,242 INFO L138 BoogieDeclarations]: Found implementation of procedure hlist_del_rcu [2022-07-20 04:07:11,242 INFO L130 BoogieDeclarations]: Found specification of procedure __team_netpoll_cleanup [2022-07-20 04:07:11,242 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_netpoll_cleanup [2022-07-20 04:07:11,242 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-07-20 04:07:11,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-07-20 04:07:11,243 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-07-20 04:07:11,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-07-20 04:07:11,243 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put_u8 [2022-07-20 04:07:11,243 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put_u8 [2022-07-20 04:07:11,243 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-20 04:07:11,243 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2022-07-20 04:07:11,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2022-07-20 04:07:11,243 INFO L130 BoogieDeclarations]: Found specification of procedure __find_mode [2022-07-20 04:07:11,243 INFO L138 BoogieDeclarations]: Found implementation of procedure __find_mode [2022-07-20 04:07:11,243 INFO L130 BoogieDeclarations]: Found specification of procedure team_ethtool_get_drvinfo [2022-07-20 04:07:11,244 INFO L138 BoogieDeclarations]: Found implementation of procedure team_ethtool_get_drvinfo [2022-07-20 04:07:11,244 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2022-07-20 04:07:11,244 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2022-07-20 04:07:11,244 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_put [2022-07-20 04:07:11,244 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_put [2022-07-20 04:07:11,244 INFO L130 BoogieDeclarations]: Found specification of procedure team_set_rx_mode [2022-07-20 04:07:11,244 INFO L138 BoogieDeclarations]: Found implementation of procedure team_set_rx_mode [2022-07-20 04:07:11,244 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-07-20 04:07:11,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-07-20 04:07:11,245 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2022-07-20 04:07:11,245 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2022-07-20 04:07:11,245 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-20 04:07:11,245 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2022-07-20 04:07:11,245 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2022-07-20 04:07:11,245 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-20 04:07:11,245 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-07-20 04:07:11,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-07-20 04:07:11,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-20 04:07:11,245 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-07-20 04:07:11,246 INFO L130 BoogieDeclarations]: Found specification of procedure team_user_linkup_en_option_get [2022-07-20 04:07:11,246 INFO L138 BoogieDeclarations]: Found implementation of procedure team_user_linkup_en_option_get [2022-07-20 04:07:11,246 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_en_option_set [2022-07-20 04:07:11,246 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_en_option_set [2022-07-20 04:07:11,246 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_48 [2022-07-20 04:07:11,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_48 [2022-07-20 04:07:11,246 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_cmd_options_set [2022-07-20 04:07:11,246 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_cmd_options_set [2022-07-20 04:07:11,246 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-07-20 04:07:11,246 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-07-20 04:07:11,247 INFO L130 BoogieDeclarations]: Found specification of procedure team_queue_id_option_get [2022-07-20 04:07:11,247 INFO L138 BoogieDeclarations]: Found implementation of procedure team_queue_id_option_get [2022-07-20 04:07:11,247 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_del [2022-07-20 04:07:11,247 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_del [2022-07-20 04:07:11,247 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2022-07-20 04:07:11,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2022-07-20 04:07:11,247 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_lock_of_team [2022-07-20 04:07:11,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_lock_of_team [2022-07-20 04:07:11,247 INFO L130 BoogieDeclarations]: Found specification of procedure team_mcast_rejoin [2022-07-20 04:07:11,247 INFO L138 BoogieDeclarations]: Found implementation of procedure team_mcast_rejoin [2022-07-20 04:07:11,248 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2022-07-20 04:07:11,248 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2022-07-20 04:07:11,248 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-20 04:07:11,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-20 04:07:11,248 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_cmd_noop [2022-07-20 04:07:11,248 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_cmd_noop [2022-07-20 04:07:11,248 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_set_orig_dev_addr [2022-07-20 04:07:11,248 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_set_orig_dev_addr [2022-07-20 04:07:11,248 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_fill_one_port_get [2022-07-20 04:07:11,248 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_fill_one_port_get [2022-07-20 04:07:11,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-20 04:07:11,249 INFO L130 BoogieDeclarations]: Found specification of procedure team_options_register [2022-07-20 04:07:11,249 INFO L138 BoogieDeclarations]: Found implementation of procedure team_options_register [2022-07-20 04:07:11,249 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_11 [2022-07-20 04:07:11,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_11 [2022-07-20 04:07:11,249 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-07-20 04:07:11,249 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-07-20 04:07:11,249 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_trim [2022-07-20 04:07:11,249 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_trim [2022-07-20 04:07:11,249 INFO L130 BoogieDeclarations]: Found specification of procedure __team_option_inst_add_option [2022-07-20 04:07:11,250 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_option_inst_add_option [2022-07-20 04:07:11,250 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-07-20 04:07:11,250 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_rcu [2022-07-20 04:07:11,250 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_rcu [2022-07-20 04:07:11,250 INFO L130 BoogieDeclarations]: Found specification of procedure nla_nest_cancel [2022-07-20 04:07:11,250 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_nest_cancel [2022-07-20 04:07:11,250 INFO L130 BoogieDeclarations]: Found specification of procedure hlist_add_head_rcu [2022-07-20 04:07:11,250 INFO L138 BoogieDeclarations]: Found implementation of procedure hlist_add_head_rcu [2022-07-20 04:07:11,250 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_36 [2022-07-20 04:07:11,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_36 [2022-07-20 04:07:11,250 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-20 04:07:11,251 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-20 04:07:11,251 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_team_get [2022-07-20 04:07:11,251 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_team_get [2022-07-20 04:07:11,251 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_29 [2022-07-20 04:07:11,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_29 [2022-07-20 04:07:11,251 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2022-07-20 04:07:11,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2022-07-20 04:07:11,251 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_for_read_section [2022-07-20 04:07:11,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_for_read_section [2022-07-20 04:07:11,251 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_en_option_get [2022-07-20 04:07:11,252 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_en_option_get [2022-07-20 04:07:11,252 INFO L130 BoogieDeclarations]: Found specification of procedure nla_len [2022-07-20 04:07:11,252 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_len [2022-07-20 04:07:11,252 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2022-07-20 04:07:11,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2022-07-20 04:07:11,252 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-20 04:07:11,252 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-07-20 04:07:11,252 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-07-20 04:07:11,252 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2022-07-20 04:07:11,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2022-07-20 04:07:11,253 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_enable_netpoll [2022-07-20 04:07:11,253 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_enable_netpoll [2022-07-20 04:07:11,253 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-20 04:07:11,253 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail_rcu [2022-07-20 04:07:11,253 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail_rcu [2022-07-20 04:07:11,253 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_cmd_options_get [2022-07-20 04:07:11,253 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_cmd_options_get [2022-07-20 04:07:11,253 INFO L130 BoogieDeclarations]: Found specification of procedure team_user_linkup_en_option_set [2022-07-20 04:07:11,253 INFO L138 BoogieDeclarations]: Found implementation of procedure team_user_linkup_en_option_set [2022-07-20 04:07:11,253 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_module_put [2022-07-20 04:07:11,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_module_put [2022-07-20 04:07:11,254 INFO L130 BoogieDeclarations]: Found specification of procedure __team_find_option [2022-07-20 04:07:11,254 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_find_option [2022-07-20 04:07:11,254 INFO L130 BoogieDeclarations]: Found specification of procedure nla_data [2022-07-20 04:07:11,254 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_data [2022-07-20 04:07:11,254 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-07-20 04:07:11,254 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-07-20 04:07:11,254 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-07-20 04:07:11,254 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-07-20 04:07:11,254 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-07-20 04:07:11,254 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-07-20 04:07:11,255 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_fill_one_option_get [2022-07-20 04:07:11,255 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_fill_one_option_get [2022-07-20 04:07:11,255 INFO L130 BoogieDeclarations]: Found specification of procedure team_mcast_rejoin_interval_set [2022-07-20 04:07:11,255 INFO L138 BoogieDeclarations]: Found implementation of procedure team_mcast_rejoin_interval_set [2022-07-20 04:07:11,255 INFO L130 BoogieDeclarations]: Found specification of procedure team_is_mode_set [2022-07-20 04:07:11,255 INFO L138 BoogieDeclarations]: Found implementation of procedure team_is_mode_set [2022-07-20 04:07:11,255 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-07-20 04:07:11,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-07-20 04:07:11,255 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_change_check [2022-07-20 04:07:11,255 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_change_check [2022-07-20 04:07:11,256 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-07-20 04:07:11,256 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-07-20 04:07:11,256 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netdev_rx_handler_register_149 [2022-07-20 04:07:11,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netdev_rx_handler_register_149 [2022-07-20 04:07:11,256 INFO L130 BoogieDeclarations]: Found specification of procedure __team_compute_features [2022-07-20 04:07:11,256 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_compute_features [2022-07-20 04:07:11,256 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-07-20 04:07:11,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-07-20 04:07:11,256 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2022-07-20 04:07:11,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2022-07-20 04:07:11,256 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_leave [2022-07-20 04:07:11,257 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_leave [2022-07-20 04:07:11,257 INFO L130 BoogieDeclarations]: Found specification of procedure __send_and_alloc_skb [2022-07-20 04:07:11,257 INFO L138 BoogieDeclarations]: Found implementation of procedure __send_and_alloc_skb [2022-07-20 04:07:11,257 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-07-20 04:07:11,257 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-07-20 04:07:11,257 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_held [2022-07-20 04:07:11,257 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_held [2022-07-20 04:07:11,257 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-07-20 04:07:11,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-07-20 04:07:11,257 INFO L130 BoogieDeclarations]: Found specification of procedure genlmsg_cancel [2022-07-20 04:07:11,258 INFO L138 BoogieDeclarations]: Found implementation of procedure genlmsg_cancel [2022-07-20 04:07:11,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-20 04:07:11,258 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-20 04:07:11,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-20 04:07:11,258 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_send_options_get [2022-07-20 04:07:11,258 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_send_options_get [2022-07-20 04:07:11,258 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_increment_features [2022-07-20 04:07:11,258 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_increment_features [2022-07-20 04:07:11,258 INFO L130 BoogieDeclarations]: Found specification of procedure team_open [2022-07-20 04:07:11,258 INFO L138 BoogieDeclarations]: Found implementation of procedure team_open [2022-07-20 04:07:11,259 INFO L130 BoogieDeclarations]: Found specification of procedure __team_option_inst_add_port [2022-07-20 04:07:11,259 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_option_inst_add_port [2022-07-20 04:07:11,259 INFO L130 BoogieDeclarations]: Found specification of procedure __team_queue_override_port_add [2022-07-20 04:07:11,259 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_queue_override_port_add [2022-07-20 04:07:11,259 INFO L130 BoogieDeclarations]: Found specification of procedure __team_options_change_check [2022-07-20 04:07:11,259 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_options_change_check [2022-07-20 04:07:11,259 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_next [2022-07-20 04:07:11,259 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_next [2022-07-20 04:07:11,259 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put [2022-07-20 04:07:11,259 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put [2022-07-20 04:07:11,260 INFO L130 BoogieDeclarations]: Found specification of procedure team_notify_peers_count_get [2022-07-20 04:07:11,260 INFO L138 BoogieDeclarations]: Found implementation of procedure team_notify_peers_count_get [2022-07-20 04:07:11,260 INFO L130 BoogieDeclarations]: Found specification of procedure team_validate [2022-07-20 04:07:11,260 INFO L138 BoogieDeclarations]: Found implementation of procedure team_validate [2022-07-20 04:07:11,260 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put_flag [2022-07-20 04:07:11,260 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put_flag [2022-07-20 04:07:11,260 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_past_rtnl_unlock [2022-07-20 04:07:11,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_past_rtnl_unlock [2022-07-20 04:07:11,260 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_disable_netpoll [2022-07-20 04:07:11,260 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_disable_netpoll [2022-07-20 04:07:11,260 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_enter [2022-07-20 04:07:11,261 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_enter [2022-07-20 04:07:11,261 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2022-07-20 04:07:11,261 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put_string [2022-07-20 04:07:11,261 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put_string [2022-07-20 04:07:11,261 INFO L130 BoogieDeclarations]: Found specification of procedure team_close [2022-07-20 04:07:11,261 INFO L138 BoogieDeclarations]: Found implementation of procedure team_close [2022-07-20 04:07:11,261 INFO L130 BoogieDeclarations]: Found specification of procedure __team_option_inst_add [2022-07-20 04:07:11,261 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_option_inst_add [2022-07-20 04:07:11,261 INFO L130 BoogieDeclarations]: Found specification of procedure team_mcast_rejoin_count_get [2022-07-20 04:07:11,261 INFO L138 BoogieDeclarations]: Found implementation of procedure team_mcast_rejoin_count_get [2022-07-20 04:07:11,262 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2022-07-20 04:07:11,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2022-07-20 04:07:11,262 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_send_port_list_get [2022-07-20 04:07:11,262 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_send_port_list_get [2022-07-20 04:07:11,262 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-07-20 04:07:11,262 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-07-20 04:07:11,262 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_130 [2022-07-20 04:07:11,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_130 [2022-07-20 04:07:11,262 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-07-20 04:07:11,262 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-07-20 04:07:11,262 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-20 04:07:11,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-20 04:07:11,263 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_cmd_port_list_get [2022-07-20 04:07:11,263 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_cmd_port_list_get [2022-07-20 04:07:11,263 INFO L130 BoogieDeclarations]: Found specification of procedure team_option_set [2022-07-20 04:07:11,263 INFO L138 BoogieDeclarations]: Found implementation of procedure team_option_set [2022-07-20 04:07:11,263 INFO L130 BoogieDeclarations]: Found specification of procedure team_netpoll_setup [2022-07-20 04:07:11,263 INFO L138 BoogieDeclarations]: Found implementation of procedure team_netpoll_setup [2022-07-20 04:07:11,263 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_rtnl_trylock [2022-07-20 04:07:11,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_rtnl_trylock [2022-07-20 04:07:11,263 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2022-07-20 04:07:11,264 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2022-07-20 04:07:11,264 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2022-07-20 04:07:11,264 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2022-07-20 04:07:11,264 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2022-07-20 04:07:11,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2022-07-20 04:07:11,264 INFO L130 BoogieDeclarations]: Found specification of procedure __team_queue_override_enabled_check [2022-07-20 04:07:11,264 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_queue_override_enabled_check [2022-07-20 04:07:11,264 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2022-07-20 04:07:11,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2022-07-20 04:07:11,264 INFO L130 BoogieDeclarations]: Found specification of procedure team_netpoll_cleanup [2022-07-20 04:07:11,265 INFO L138 BoogieDeclarations]: Found implementation of procedure team_netpoll_cleanup [2022-07-20 04:07:11,265 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_mtu [2022-07-20 04:07:11,265 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_mtu [2022-07-20 04:07:11,265 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-07-20 04:07:11,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-07-20 04:07:11,265 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-20 04:07:11,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-20 04:07:11,265 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2022-07-20 04:07:11,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2022-07-20 04:07:11,265 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_add [2022-07-20 04:07:11,265 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_add [2022-07-20 04:07:11,266 INFO L130 BoogieDeclarations]: Found specification of procedure genlmsg_unicast [2022-07-20 04:07:11,266 INFO L138 BoogieDeclarations]: Found implementation of procedure genlmsg_unicast [2022-07-20 04:07:11,266 INFO L130 BoogieDeclarations]: Found specification of procedure nla_nest_end [2022-07-20 04:07:11,266 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_nest_end [2022-07-20 04:07:11,266 INFO L130 BoogieDeclarations]: Found specification of procedure team_poll_controller [2022-07-20 04:07:11,266 INFO L138 BoogieDeclarations]: Found implementation of procedure team_poll_controller [2022-07-20 04:07:11,266 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-20 04:07:11,266 INFO L130 BoogieDeclarations]: Found specification of procedure __team_options_unregister [2022-07-20 04:07:11,266 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_options_unregister [2022-07-20 04:07:11,266 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-07-20 04:07:11,267 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-07-20 04:07:11,267 INFO L130 BoogieDeclarations]: Found specification of procedure team_queue_id_option_set [2022-07-20 04:07:11,267 INFO L138 BoogieDeclarations]: Found implementation of procedure team_queue_id_option_set [2022-07-20 04:07:11,267 INFO L130 BoogieDeclarations]: Found specification of procedure team_refresh_port_linkup [2022-07-20 04:07:11,267 INFO L138 BoogieDeclarations]: Found implementation of procedure team_refresh_port_linkup [2022-07-20 04:07:11,267 INFO L130 BoogieDeclarations]: Found specification of procedure team_user_linkup_option_set [2022-07-20 04:07:11,267 INFO L138 BoogieDeclarations]: Found implementation of procedure team_user_linkup_option_set [2022-07-20 04:07:11,267 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_20_2 [2022-07-20 04:07:11,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_20_2 [2022-07-20 04:07:11,267 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-07-20 04:07:11,268 INFO L130 BoogieDeclarations]: Found specification of procedure __team_port_change_send [2022-07-20 04:07:11,268 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_port_change_send [2022-07-20 04:07:11,268 INFO L130 BoogieDeclarations]: Found specification of procedure genlmsg_end [2022-07-20 04:07:11,268 INFO L138 BoogieDeclarations]: Found implementation of procedure genlmsg_end [2022-07-20 04:07:11,268 INFO L130 BoogieDeclarations]: Found specification of procedure team_notify_peers_interval_get [2022-07-20 04:07:11,268 INFO L138 BoogieDeclarations]: Found implementation of procedure team_notify_peers_interval_get [2022-07-20 04:07:11,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-07-20 04:07:11,268 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2022-07-20 04:07:11,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2022-07-20 04:07:11,268 INFO L130 BoogieDeclarations]: Found specification of procedure vlan_vid_del [2022-07-20 04:07:11,268 INFO L138 BoogieDeclarations]: Found implementation of procedure vlan_vid_del [2022-07-20 04:07:11,269 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-07-20 04:07:11,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-07-20 04:07:11,269 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-20 04:07:11,269 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-20 04:07:11,269 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2022-07-20 04:07:11,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2022-07-20 04:07:11,269 INFO L130 BoogieDeclarations]: Found specification of procedure team_mode_option_set [2022-07-20 04:07:11,269 INFO L138 BoogieDeclarations]: Found implementation of procedure team_mode_option_set [2022-07-20 04:07:11,269 INFO L130 BoogieDeclarations]: Found specification of procedure team_change_mode [2022-07-20 04:07:11,269 INFO L138 BoogieDeclarations]: Found implementation of procedure team_change_mode [2022-07-20 04:07:11,270 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-07-20 04:07:11,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-07-20 04:07:11,270 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_dummy_resourceless_instance_0 [2022-07-20 04:07:11,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_dummy_resourceless_instance_0 [2022-07-20 04:07:11,270 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-07-20 04:07:11,270 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-07-20 04:07:11,270 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2022-07-20 04:07:11,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2022-07-20 04:07:11,270 INFO L130 BoogieDeclarations]: Found specification of procedure team_setup [2022-07-20 04:07:11,270 INFO L138 BoogieDeclarations]: Found implementation of procedure team_setup [2022-07-20 04:07:11,271 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_index_hash [2022-07-20 04:07:11,271 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_index_hash [2022-07-20 04:07:11,271 INFO L130 BoogieDeclarations]: Found specification of procedure genl_info_net [2022-07-20 04:07:11,271 INFO L138 BoogieDeclarations]: Found implementation of procedure genl_info_net [2022-07-20 04:07:11,271 INFO L130 BoogieDeclarations]: Found specification of procedure team_notify_peers_fini [2022-07-20 04:07:11,271 INFO L138 BoogieDeclarations]: Found implementation of procedure team_notify_peers_fini [2022-07-20 04:07:11,271 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-07-20 04:07:11,271 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-07-20 04:07:11,271 INFO L130 BoogieDeclarations]: Found specification of procedure __team_option_inst_del_port [2022-07-20 04:07:11,271 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_option_inst_del_port [2022-07-20 04:07:11,272 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-07-20 04:07:11,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-07-20 04:07:11,272 INFO L130 BoogieDeclarations]: Found specification of procedure read_pnet [2022-07-20 04:07:11,272 INFO L138 BoogieDeclarations]: Found implementation of procedure read_pnet [2022-07-20 04:07:11,272 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-07-20 04:07:11,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-07-20 04:07:11,272 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_disable [2022-07-20 04:07:11,272 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_disable [2022-07-20 04:07:11,272 INFO L130 BoogieDeclarations]: Found specification of procedure team_adjust_ops [2022-07-20 04:07:11,272 INFO L138 BoogieDeclarations]: Found implementation of procedure team_adjust_ops [2022-07-20 04:07:11,273 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_rx_handler_unregister [2022-07-20 04:07:11,273 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_rx_handler_unregister [2022-07-20 04:07:11,273 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-07-20 04:07:11,273 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-07-20 04:07:11,273 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2022-07-20 04:07:11,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2022-07-20 04:07:11,273 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2022-07-20 04:07:11,273 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2022-07-20 04:07:11,273 INFO L130 BoogieDeclarations]: Found specification of procedure vlan_vids_del_by_dev [2022-07-20 04:07:11,273 INFO L138 BoogieDeclarations]: Found implementation of procedure vlan_vids_del_by_dev [2022-07-20 04:07:11,274 INFO L130 BoogieDeclarations]: Found specification of procedure team_mcast_rejoin_interval_get [2022-07-20 04:07:11,274 INFO L138 BoogieDeclarations]: Found implementation of procedure team_mcast_rejoin_interval_get [2022-07-20 04:07:11,274 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2022-07-20 04:07:11,274 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2022-07-20 04:07:11,274 INFO L130 BoogieDeclarations]: Found specification of procedure team_mcast_rejoin_fini [2022-07-20 04:07:11,274 INFO L138 BoogieDeclarations]: Found implementation of procedure team_mcast_rejoin_fini [2022-07-20 04:07:11,274 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdevice_notifier [2022-07-20 04:07:11,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdevice_notifier [2022-07-20 04:07:11,274 INFO L130 BoogieDeclarations]: Found specification of procedure __team_options_register [2022-07-20 04:07:11,274 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_options_register [2022-07-20 04:07:11,274 INFO L130 BoogieDeclarations]: Found specification of procedure __cmpxchg_wrong_size [2022-07-20 04:07:11,275 INFO L130 BoogieDeclarations]: Found specification of procedure team_options_change_check [2022-07-20 04:07:11,275 INFO L138 BoogieDeclarations]: Found implementation of procedure team_options_change_check [2022-07-20 04:07:11,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-20 04:07:11,275 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-20 04:07:11,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-20 04:07:11,275 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2022-07-20 04:07:11,275 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2022-07-20 04:07:11,275 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-07-20 04:07:11,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-07-20 04:07:11,275 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_team_put [2022-07-20 04:07:11,276 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_team_put [2022-07-20 04:07:11,276 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2022-07-20 04:07:11,276 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2022-07-20 04:07:11,276 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdevice_notifier [2022-07-20 04:07:11,276 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdevice_notifier [2022-07-20 04:07:11,276 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_set_team_dev_addr [2022-07-20 04:07:11,277 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_set_team_dev_addr [2022-07-20 04:07:11,277 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_update_begin [2022-07-20 04:07:11,277 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_update_begin [2022-07-20 04:07:11,277 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_lock_of_team [2022-07-20 04:07:11,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_lock_of_team [2022-07-20 04:07:11,277 INFO L130 BoogieDeclarations]: Found specification of procedure __team_carrier_check [2022-07-20 04:07:11,277 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_carrier_check [2022-07-20 04:07:11,277 INFO L130 BoogieDeclarations]: Found specification of procedure nla_nest_start [2022-07-20 04:07:11,277 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_nest_start [2022-07-20 04:07:11,277 INFO L130 BoogieDeclarations]: Found specification of procedure dev_net [2022-07-20 04:07:11,277 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_net [2022-07-20 04:07:11,278 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2022-07-20 04:07:11,278 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2022-07-20 04:07:11,278 INFO L130 BoogieDeclarations]: Found specification of procedure __team_queue_override_port_del [2022-07-20 04:07:11,278 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_queue_override_port_del [2022-07-20 04:07:11,278 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-07-20 04:07:11,278 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-07-20 04:07:11,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-20 04:07:11,278 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_enabled [2022-07-20 04:07:11,278 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_enabled [2022-07-20 04:07:11,278 INFO L130 BoogieDeclarations]: Found specification of procedure team_upper_dev_unlink [2022-07-20 04:07:11,279 INFO L138 BoogieDeclarations]: Found implementation of procedure team_upper_dev_unlink [2022-07-20 04:07:11,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2022-07-20 04:07:11,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2022-07-20 04:07:11,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-07-20 04:07:11,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-07-20 04:07:11,279 INFO L130 BoogieDeclarations]: Found specification of procedure call_netdevice_notifiers [2022-07-20 04:07:11,279 INFO L138 BoogieDeclarations]: Found implementation of procedure call_netdevice_notifiers [2022-07-20 04:07:11,279 INFO L130 BoogieDeclarations]: Found specification of procedure dev_put [2022-07-20 04:07:11,279 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_put [2022-07-20 04:07:11,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-07-20 04:07:11,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-07-20 04:07:11,280 INFO L130 BoogieDeclarations]: Found specification of procedure team_mcast_rejoin_count_set [2022-07-20 04:07:11,280 INFO L138 BoogieDeclarations]: Found implementation of procedure team_mcast_rejoin_count_set [2022-07-20 04:07:11,280 INFO L130 BoogieDeclarations]: Found specification of procedure genlmsg_put [2022-07-20 04:07:11,280 INFO L138 BoogieDeclarations]: Found implementation of procedure genlmsg_put [2022-07-20 04:07:11,280 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-07-20 04:07:11,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-07-20 04:07:11,280 INFO L130 BoogieDeclarations]: Found specification of procedure __team_get_qom_list [2022-07-20 04:07:11,280 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_get_qom_list [2022-07-20 04:07:11,280 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-20 04:07:11,281 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-20 04:07:11,281 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2022-07-20 04:07:11,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2022-07-20 04:07:11,281 INFO L130 BoogieDeclarations]: Found specification of procedure team_option_get [2022-07-20 04:07:11,281 INFO L138 BoogieDeclarations]: Found implementation of procedure team_option_get [2022-07-20 04:07:11,281 INFO L130 BoogieDeclarations]: Found specification of procedure __team_option_inst_del [2022-07-20 04:07:11,281 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_option_inst_del [2022-07-20 04:07:11,281 INFO L130 BoogieDeclarations]: Found specification of procedure team_priority_option_set [2022-07-20 04:07:11,281 INFO L138 BoogieDeclarations]: Found implementation of procedure team_priority_option_set [2022-07-20 04:07:11,281 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_link_unregister [2022-07-20 04:07:11,281 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_link_unregister [2022-07-20 04:07:11,282 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2022-07-20 04:07:11,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2022-07-20 04:07:11,282 INFO L130 BoogieDeclarations]: Found specification of procedure __set_port_dev_addr [2022-07-20 04:07:11,282 INFO L138 BoogieDeclarations]: Found implementation of procedure __set_port_dev_addr [2022-07-20 04:07:11,282 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~~u32~0~TO~int [2022-07-20 04:07:11,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~~u32~0~TO~int [2022-07-20 04:07:11,282 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2022-07-20 04:07:11,282 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2022-07-20 04:07:11,282 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-07-20 04:07:11,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-07-20 04:07:11,283 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_free [2022-07-20 04:07:11,283 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_free [2022-07-20 04:07:11,283 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-07-20 04:07:11,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-07-20 04:07:11,283 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2022-07-20 04:07:11,283 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2022-07-20 04:07:11,283 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_enable [2022-07-20 04:07:11,283 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_enable [2022-07-20 04:07:11,283 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-07-20 04:07:11,283 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-07-20 04:07:11,284 INFO L130 BoogieDeclarations]: Found specification of procedure team_set_no_mode [2022-07-20 04:07:11,284 INFO L138 BoogieDeclarations]: Found implementation of procedure team_set_no_mode [2022-07-20 04:07:11,284 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-07-20 04:07:11,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-07-20 04:07:11,284 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2022-07-20 04:07:11,284 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2022-07-20 04:07:11,284 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netdev_rx_handler_unregister [2022-07-20 04:07:11,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netdev_rx_handler_unregister [2022-07-20 04:07:11,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-20 04:07:11,284 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netdev_rx_handler_register [2022-07-20 04:07:11,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netdev_rx_handler_register [2022-07-20 04:07:11,285 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-07-20 04:07:11,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-07-20 04:07:11,285 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_send_event_options_get [2022-07-20 04:07:11,285 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_send_event_options_get [2022-07-20 04:07:11,285 INFO L130 BoogieDeclarations]: Found specification of procedure team_uninit [2022-07-20 04:07:11,285 INFO L138 BoogieDeclarations]: Found implementation of procedure team_uninit [2022-07-20 04:07:11,285 INFO L130 BoogieDeclarations]: Found specification of procedure team_user_linkup_option_get [2022-07-20 04:07:11,285 INFO L138 BoogieDeclarations]: Found implementation of procedure team_user_linkup_option_get [2022-07-20 04:07:11,285 INFO L130 BoogieDeclarations]: Found specification of procedure qdisc_skb_cb [2022-07-20 04:07:11,285 INFO L138 BoogieDeclarations]: Found implementation of procedure qdisc_skb_cb [2022-07-20 04:07:12,312 INFO L234 CfgBuilder]: Building ICFG [2022-07-20 04:07:12,316 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-20 04:07:12,536 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-20 04:07:15,700 INFO L275 CfgBuilder]: Performing block encoding [2022-07-20 04:07:15,717 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-20 04:07:15,718 INFO L299 CfgBuilder]: Removed 16 assume(true) statements. [2022-07-20 04:07:15,722 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 04:07:15 BoogieIcfgContainer [2022-07-20 04:07:15,723 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-20 04:07:15,724 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-20 04:07:15,724 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-20 04:07:15,727 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-20 04:07:15,727 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 04:07:04" (1/3) ... [2022-07-20 04:07:15,728 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2caa5345 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 04:07:15, skipping insertion in model container [2022-07-20 04:07:15,728 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:07:10" (2/3) ... [2022-07-20 04:07:15,728 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2caa5345 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 04:07:15, skipping insertion in model container [2022-07-20 04:07:15,729 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 04:07:15" (3/3) ... [2022-07-20 04:07:15,730 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--net--team--team.ko.cil.i [2022-07-20 04:07:15,741 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-20 04:07:15,742 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 36 error locations. [2022-07-20 04:07:15,894 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-20 04:07:15,899 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=PETRI_NET, 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=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@3144247b, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@5dcd5979 [2022-07-20 04:07:15,899 INFO L358 AbstractCegarLoop]: Starting to check reachability of 36 error locations. [2022-07-20 04:07:15,910 INFO L276 IsEmpty]: Start isEmpty. Operand has 3277 states, 2257 states have (on average 1.2941958351794418) internal successors, (2921), 2356 states have internal predecessors, (2921), 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) [2022-07-20 04:07:15,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-07-20 04:07:15,919 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 04:07:15,920 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 04:07:15,920 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)] === [2022-07-20 04:07:15,925 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 04:07:15,926 INFO L85 PathProgramCache]: Analyzing trace with hash -286532555, now seen corresponding path program 1 times [2022-07-20 04:07:15,932 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 04:07:15,933 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [514636285] [2022-07-20 04:07:15,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 04:07:15,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 04:07:16,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:16,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-20 04:07:16,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:16,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-20 04:07:16,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:16,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-20 04:07:16,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:16,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-07-20 04:07:16,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:16,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-20 04:07:16,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:16,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-20 04:07:16,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:16,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:07:16,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:16,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-20 04:07:16,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:16,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-20 04:07:16,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:16,768 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-20 04:07:16,769 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 04:07:16,769 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [514636285] [2022-07-20 04:07:16,770 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [514636285] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 04:07:16,770 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 04:07:16,770 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-20 04:07:16,771 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1906892029] [2022-07-20 04:07:16,772 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 04:07:16,775 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-20 04:07:16,776 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 04:07:16,801 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-20 04:07:16,801 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-20 04:07:16,808 INFO L87 Difference]: Start difference. First operand has 3277 states, 2257 states have (on average 1.2941958351794418) internal successors, (2921), 2356 states have internal predecessors, (2921), 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 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (10), 4 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-07-20 04:07:22,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 04:07:22,825 INFO L93 Difference]: Finished difference Result 6456 states and 8878 transitions. [2022-07-20 04:07:22,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-20 04:07:22,829 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (10), 4 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 70 [2022-07-20 04:07:22,829 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 04:07:22,859 INFO L225 Difference]: With dead ends: 6456 [2022-07-20 04:07:22,860 INFO L226 Difference]: Without dead ends: 3178 [2022-07-20 04:07:22,878 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-07-20 04:07:22,881 INFO L413 NwaCegarLoop]: 3593 mSDtfsCounter, 7681 mSDsluCounter, 1042 mSDsCounter, 0 mSdLazyCounter, 4617 mSolverCounterSat, 3889 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7802 SdHoareTripleChecker+Valid, 4635 SdHoareTripleChecker+Invalid, 8506 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3889 IncrementalHoareTripleChecker+Valid, 4617 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.6s IncrementalHoareTripleChecker+Time [2022-07-20 04:07:22,881 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7802 Valid, 4635 Invalid, 8506 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3889 Valid, 4617 Invalid, 0 Unknown, 0 Unchecked, 5.6s Time] [2022-07-20 04:07:22,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3178 states. [2022-07-20 04:07:23,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3178 to 3178. [2022-07-20 04:07:23,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3178 states, 2174 states have (on average 1.2428702851885924) internal successors, (2702), 2260 states have internal predecessors, (2702), 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) [2022-07-20 04:07:23,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3178 states to 3178 states and 4160 transitions. [2022-07-20 04:07:23,161 INFO L78 Accepts]: Start accepts. Automaton has 3178 states and 4160 transitions. Word has length 70 [2022-07-20 04:07:23,162 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 04:07:23,162 INFO L495 AbstractCegarLoop]: Abstraction has 3178 states and 4160 transitions. [2022-07-20 04:07:23,162 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (10), 4 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-07-20 04:07:23,163 INFO L276 IsEmpty]: Start isEmpty. Operand 3178 states and 4160 transitions. [2022-07-20 04:07:23,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-07-20 04:07:23,169 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 04:07:23,169 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 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] [2022-07-20 04:07:23,170 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-20 04:07:23,170 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)] === [2022-07-20 04:07:23,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 04:07:23,171 INFO L85 PathProgramCache]: Analyzing trace with hash -317187587, now seen corresponding path program 1 times [2022-07-20 04:07:23,171 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 04:07:23,171 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1284742487] [2022-07-20 04:07:23,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 04:07:23,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 04:07:23,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:23,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-20 04:07:23,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:23,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-20 04:07:23,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:23,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-20 04:07:23,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:23,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-07-20 04:07:23,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:23,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-20 04:07:23,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:23,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-20 04:07:23,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:23,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:07:23,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:23,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-20 04:07:23,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:23,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-20 04:07:23,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:23,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-20 04:07:23,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:23,491 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-20 04:07:23,492 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 04:07:23,492 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1284742487] [2022-07-20 04:07:23,492 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1284742487] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 04:07:23,492 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 04:07:23,492 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-20 04:07:23,492 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [217395841] [2022-07-20 04:07:23,492 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 04:07:23,493 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-20 04:07:23,493 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 04:07:23,494 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-20 04:07:23,494 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-20 04:07:23,494 INFO L87 Difference]: Start difference. First operand 3178 states and 4160 transitions. Second operand has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-07-20 04:07:28,930 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 04:07:28,931 INFO L93 Difference]: Finished difference Result 3178 states and 4160 transitions. [2022-07-20 04:07:28,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-20 04:07:28,931 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (11), 4 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 76 [2022-07-20 04:07:28,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 04:07:28,945 INFO L225 Difference]: With dead ends: 3178 [2022-07-20 04:07:28,945 INFO L226 Difference]: Without dead ends: 3176 [2022-07-20 04:07:28,946 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-07-20 04:07:28,948 INFO L413 NwaCegarLoop]: 3555 mSDtfsCounter, 7624 mSDsluCounter, 994 mSDsCounter, 0 mSdLazyCounter, 4599 mSolverCounterSat, 3862 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7742 SdHoareTripleChecker+Valid, 4549 SdHoareTripleChecker+Invalid, 8461 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3862 IncrementalHoareTripleChecker+Valid, 4599 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2022-07-20 04:07:28,948 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7742 Valid, 4549 Invalid, 8461 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3862 Valid, 4599 Invalid, 0 Unknown, 0 Unchecked, 5.1s Time] [2022-07-20 04:07:28,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3176 states. [2022-07-20 04:07:29,023 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3176 to 3176. [2022-07-20 04:07:29,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3176 states, 2173 states have (on average 1.242521859180856) internal successors, (2700), 2258 states have internal predecessors, (2700), 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) [2022-07-20 04:07:29,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3176 states to 3176 states and 4158 transitions. [2022-07-20 04:07:29,042 INFO L78 Accepts]: Start accepts. Automaton has 3176 states and 4158 transitions. Word has length 76 [2022-07-20 04:07:29,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 04:07:29,044 INFO L495 AbstractCegarLoop]: Abstraction has 3176 states and 4158 transitions. [2022-07-20 04:07:29,044 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-07-20 04:07:29,044 INFO L276 IsEmpty]: Start isEmpty. Operand 3176 states and 4158 transitions. [2022-07-20 04:07:29,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-07-20 04:07:29,046 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 04:07:29,047 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 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] [2022-07-20 04:07:29,047 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-20 04:07:29,048 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)] === [2022-07-20 04:07:29,048 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 04:07:29,048 INFO L85 PathProgramCache]: Analyzing trace with hash 1240911412, now seen corresponding path program 1 times [2022-07-20 04:07:29,049 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 04:07:29,049 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [898664505] [2022-07-20 04:07:29,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 04:07:29,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 04:07:29,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:29,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-20 04:07:29,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:29,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-20 04:07:29,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:29,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-20 04:07:29,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:29,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-07-20 04:07:29,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:29,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-20 04:07:29,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:29,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-20 04:07:29,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:29,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:07:29,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:29,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-20 04:07:29,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:29,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-20 04:07:29,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:29,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-20 04:07:29,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:29,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-20 04:07:29,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:29,404 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-20 04:07:29,404 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 04:07:29,404 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [898664505] [2022-07-20 04:07:29,405 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [898664505] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 04:07:29,405 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 04:07:29,405 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-20 04:07:29,405 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1902492316] [2022-07-20 04:07:29,405 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 04:07:29,406 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-20 04:07:29,406 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 04:07:29,406 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-20 04:07:29,407 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-20 04:07:29,407 INFO L87 Difference]: Start difference. First operand 3176 states and 4158 transitions. Second operand has 6 states, 6 states have (on average 8.0) internal successors, (48), 4 states have internal predecessors, (48), 2 states have call successors, (12), 4 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-07-20 04:07:34,880 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 04:07:34,880 INFO L93 Difference]: Finished difference Result 3176 states and 4158 transitions. [2022-07-20 04:07:34,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-20 04:07:34,881 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 4 states have internal predecessors, (48), 2 states have call successors, (12), 4 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 82 [2022-07-20 04:07:34,881 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 04:07:34,895 INFO L225 Difference]: With dead ends: 3176 [2022-07-20 04:07:34,898 INFO L226 Difference]: Without dead ends: 3174 [2022-07-20 04:07:34,902 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-07-20 04:07:34,904 INFO L413 NwaCegarLoop]: 3553 mSDtfsCounter, 7618 mSDsluCounter, 994 mSDsCounter, 0 mSdLazyCounter, 4597 mSolverCounterSat, 3862 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7735 SdHoareTripleChecker+Valid, 4547 SdHoareTripleChecker+Invalid, 8459 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3862 IncrementalHoareTripleChecker+Valid, 4597 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.2s IncrementalHoareTripleChecker+Time [2022-07-20 04:07:34,904 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7735 Valid, 4547 Invalid, 8459 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3862 Valid, 4597 Invalid, 0 Unknown, 0 Unchecked, 5.2s Time] [2022-07-20 04:07:34,910 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3174 states. [2022-07-20 04:07:34,987 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3174 to 3174. [2022-07-20 04:07:34,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3174 states, 2172 states have (on average 1.2421731123388582) internal successors, (2698), 2256 states have internal predecessors, (2698), 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) [2022-07-20 04:07:35,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3174 states to 3174 states and 4156 transitions. [2022-07-20 04:07:35,003 INFO L78 Accepts]: Start accepts. Automaton has 3174 states and 4156 transitions. Word has length 82 [2022-07-20 04:07:35,004 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 04:07:35,010 INFO L495 AbstractCegarLoop]: Abstraction has 3174 states and 4156 transitions. [2022-07-20 04:07:35,010 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 4 states have internal predecessors, (48), 2 states have call successors, (12), 4 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-07-20 04:07:35,010 INFO L276 IsEmpty]: Start isEmpty. Operand 3174 states and 4156 transitions. [2022-07-20 04:07:35,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-07-20 04:07:35,011 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 04:07:35,011 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 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] [2022-07-20 04:07:35,012 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-20 04:07:35,012 INFO L420 AbstractCegarLoop]: === Iteration 4 === 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)] === [2022-07-20 04:07:35,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 04:07:35,012 INFO L85 PathProgramCache]: Analyzing trace with hash 1753238621, now seen corresponding path program 1 times [2022-07-20 04:07:35,012 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 04:07:35,012 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [31806315] [2022-07-20 04:07:35,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 04:07:35,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 04:07:35,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:35,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-20 04:07:35,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:35,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-20 04:07:35,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:35,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-20 04:07:35,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:35,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-07-20 04:07:35,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:35,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:07:35,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:35,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 04:07:35,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:35,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-20 04:07:35,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:35,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-07-20 04:07:35,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:35,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-20 04:07:35,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:35,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:07:35,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:35,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 04:07:35,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:35,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-20 04:07:35,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:35,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-20 04:07:35,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:35,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:07:35,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:35,400 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2022-07-20 04:07:35,400 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 04:07:35,400 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [31806315] [2022-07-20 04:07:35,400 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [31806315] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 04:07:35,400 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 04:07:35,400 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-20 04:07:35,401 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1318432609] [2022-07-20 04:07:35,401 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 04:07:35,402 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-20 04:07:35,402 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 04:07:35,402 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-20 04:07:35,403 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-20 04:07:35,403 INFO L87 Difference]: Start difference. First operand 3174 states and 4156 transitions. Second operand has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 4 states have internal predecessors, (43), 2 states have call successors, (14), 4 states have call predecessors, (14), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-07-20 04:07:45,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 04:07:45,660 INFO L93 Difference]: Finished difference Result 6980 states and 9481 transitions. [2022-07-20 04:07:45,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-07-20 04:07:45,660 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 4 states have internal predecessors, (43), 2 states have call successors, (14), 4 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 97 [2022-07-20 04:07:45,661 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 04:07:45,725 INFO L225 Difference]: With dead ends: 6980 [2022-07-20 04:07:45,739 INFO L226 Difference]: Without dead ends: 6978 [2022-07-20 04:07:45,743 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2022-07-20 04:07:45,746 INFO L413 NwaCegarLoop]: 6692 mSDtfsCounter, 5583 mSDsluCounter, 14208 mSDsCounter, 0 mSdLazyCounter, 9096 mSolverCounterSat, 2073 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6167 SdHoareTripleChecker+Valid, 20900 SdHoareTripleChecker+Invalid, 11169 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2073 IncrementalHoareTripleChecker+Valid, 9096 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.7s IncrementalHoareTripleChecker+Time [2022-07-20 04:07:45,747 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6167 Valid, 20900 Invalid, 11169 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2073 Valid, 9096 Invalid, 0 Unknown, 0 Unchecked, 9.7s Time] [2022-07-20 04:07:45,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6978 states. [2022-07-20 04:07:45,964 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6978 to 6159. [2022-07-20 04:07:45,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6159 states, 4246 states have (on average 1.2479981158737636) internal successors, (5299), 4398 states have internal predecessors, (5299), 1393 states have call successors, (1393), 469 states have call predecessors, (1393), 487 states have return successors, (1535), 1351 states have call predecessors, (1535), 1391 states have call successors, (1535) [2022-07-20 04:07:46,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6159 states to 6159 states and 8227 transitions. [2022-07-20 04:07:46,001 INFO L78 Accepts]: Start accepts. Automaton has 6159 states and 8227 transitions. Word has length 97 [2022-07-20 04:07:46,001 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 04:07:46,001 INFO L495 AbstractCegarLoop]: Abstraction has 6159 states and 8227 transitions. [2022-07-20 04:07:46,002 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 4 states have internal predecessors, (43), 2 states have call successors, (14), 4 states have call predecessors, (14), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-07-20 04:07:46,002 INFO L276 IsEmpty]: Start isEmpty. Operand 6159 states and 8227 transitions. [2022-07-20 04:07:46,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-07-20 04:07:46,007 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 04:07:46,007 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 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] [2022-07-20 04:07:46,007 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-20 04:07:46,007 INFO L420 AbstractCegarLoop]: === Iteration 5 === 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)] === [2022-07-20 04:07:46,008 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 04:07:46,008 INFO L85 PathProgramCache]: Analyzing trace with hash -798593329, now seen corresponding path program 1 times [2022-07-20 04:07:46,008 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 04:07:46,008 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [324096767] [2022-07-20 04:07:46,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 04:07:46,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 04:07:46,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:46,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-20 04:07:46,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:46,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-20 04:07:46,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:46,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-20 04:07:46,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:46,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-07-20 04:07:46,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:46,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-20 04:07:46,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:46,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-20 04:07:46,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:46,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:07:46,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:46,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-20 04:07:46,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:46,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-20 04:07:46,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:46,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-20 04:07:46,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:46,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-20 04:07:46,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:46,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-20 04:07:46,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:46,307 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-20 04:07:46,307 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 04:07:46,307 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [324096767] [2022-07-20 04:07:46,307 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [324096767] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 04:07:46,308 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 04:07:46,308 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-20 04:07:46,308 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1910318100] [2022-07-20 04:07:46,308 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 04:07:46,308 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-20 04:07:46,308 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 04:07:46,309 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-20 04:07:46,309 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-20 04:07:46,309 INFO L87 Difference]: Start difference. First operand 6159 states and 8227 transitions. Second operand has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 4 states have internal predecessors, (52), 2 states have call successors, (13), 4 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-07-20 04:07:50,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 04:07:50,555 INFO L93 Difference]: Finished difference Result 6159 states and 8227 transitions. [2022-07-20 04:07:50,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-20 04:07:50,556 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 4 states have internal predecessors, (52), 2 states have call successors, (13), 4 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 88 [2022-07-20 04:07:50,556 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 04:07:50,587 INFO L225 Difference]: With dead ends: 6159 [2022-07-20 04:07:50,587 INFO L226 Difference]: Without dead ends: 6157 [2022-07-20 04:07:50,591 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-07-20 04:07:50,592 INFO L413 NwaCegarLoop]: 3551 mSDtfsCounter, 7612 mSDsluCounter, 994 mSDsCounter, 0 mSdLazyCounter, 4595 mSolverCounterSat, 3862 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7728 SdHoareTripleChecker+Valid, 4545 SdHoareTripleChecker+Invalid, 8457 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3862 IncrementalHoareTripleChecker+Valid, 4595 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.0s IncrementalHoareTripleChecker+Time [2022-07-20 04:07:50,593 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7728 Valid, 4545 Invalid, 8457 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3862 Valid, 4595 Invalid, 0 Unknown, 0 Unchecked, 4.0s Time] [2022-07-20 04:07:50,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6157 states. [2022-07-20 04:07:50,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6157 to 6157. [2022-07-20 04:07:50,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6157 states, 4245 states have (on average 1.247585394581861) internal successors, (5296), 4396 states have internal predecessors, (5296), 1393 states have call successors, (1393), 469 states have call predecessors, (1393), 487 states have return successors, (1535), 1351 states have call predecessors, (1535), 1391 states have call successors, (1535) [2022-07-20 04:07:50,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6157 states to 6157 states and 8224 transitions. [2022-07-20 04:07:50,834 INFO L78 Accepts]: Start accepts. Automaton has 6157 states and 8224 transitions. Word has length 88 [2022-07-20 04:07:50,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 04:07:50,836 INFO L495 AbstractCegarLoop]: Abstraction has 6157 states and 8224 transitions. [2022-07-20 04:07:50,836 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 4 states have internal predecessors, (52), 2 states have call successors, (13), 4 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-07-20 04:07:50,836 INFO L276 IsEmpty]: Start isEmpty. Operand 6157 states and 8224 transitions. [2022-07-20 04:07:50,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-07-20 04:07:50,837 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 04:07:50,837 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 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] [2022-07-20 04:07:50,837 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-07-20 04:07:50,837 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)] === [2022-07-20 04:07:50,837 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 04:07:50,838 INFO L85 PathProgramCache]: Analyzing trace with hash -456721154, now seen corresponding path program 1 times [2022-07-20 04:07:50,838 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 04:07:50,838 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1477331697] [2022-07-20 04:07:50,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 04:07:50,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 04:07:50,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:51,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-20 04:07:51,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:51,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-20 04:07:51,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:51,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-20 04:07:51,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:51,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-07-20 04:07:51,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:51,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-20 04:07:51,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:51,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-20 04:07:51,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:51,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:07:51,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:51,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-20 04:07:51,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:51,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-20 04:07:51,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:51,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-20 04:07:51,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:51,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-20 04:07:51,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:51,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-20 04:07:51,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:51,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-07-20 04:07:51,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:51,139 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-20 04:07:51,139 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 04:07:51,139 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1477331697] [2022-07-20 04:07:51,139 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1477331697] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 04:07:51,139 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 04:07:51,139 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-20 04:07:51,140 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1424022329] [2022-07-20 04:07:51,140 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 04:07:51,140 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-20 04:07:51,141 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 04:07:51,141 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-20 04:07:51,141 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-20 04:07:51,141 INFO L87 Difference]: Start difference. First operand 6157 states and 8224 transitions. Second operand has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (14), 4 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-07-20 04:07:55,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 04:07:55,300 INFO L93 Difference]: Finished difference Result 6157 states and 8224 transitions. [2022-07-20 04:07:55,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-20 04:07:55,301 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (14), 4 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 94 [2022-07-20 04:07:55,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 04:07:55,363 INFO L225 Difference]: With dead ends: 6157 [2022-07-20 04:07:55,364 INFO L226 Difference]: Without dead ends: 6155 [2022-07-20 04:07:55,367 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-07-20 04:07:55,368 INFO L413 NwaCegarLoop]: 3549 mSDtfsCounter, 7606 mSDsluCounter, 994 mSDsCounter, 0 mSdLazyCounter, 4593 mSolverCounterSat, 3862 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7721 SdHoareTripleChecker+Valid, 4543 SdHoareTripleChecker+Invalid, 8455 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3862 IncrementalHoareTripleChecker+Valid, 4593 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.9s IncrementalHoareTripleChecker+Time [2022-07-20 04:07:55,368 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7721 Valid, 4543 Invalid, 8455 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3862 Valid, 4593 Invalid, 0 Unknown, 0 Unchecked, 3.9s Time] [2022-07-20 04:07:55,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6155 states. [2022-07-20 04:07:55,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6155 to 6155. [2022-07-20 04:07:55,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6155 states, 4244 states have (on average 1.247172478793591) internal successors, (5293), 4394 states have internal predecessors, (5293), 1393 states have call successors, (1393), 469 states have call predecessors, (1393), 487 states have return successors, (1535), 1351 states have call predecessors, (1535), 1391 states have call successors, (1535) [2022-07-20 04:07:55,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6155 states to 6155 states and 8221 transitions. [2022-07-20 04:07:55,568 INFO L78 Accepts]: Start accepts. Automaton has 6155 states and 8221 transitions. Word has length 94 [2022-07-20 04:07:55,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 04:07:55,568 INFO L495 AbstractCegarLoop]: Abstraction has 6155 states and 8221 transitions. [2022-07-20 04:07:55,568 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (14), 4 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-07-20 04:07:55,568 INFO L276 IsEmpty]: Start isEmpty. Operand 6155 states and 8221 transitions. [2022-07-20 04:07:55,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-07-20 04:07:55,570 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 04:07:55,570 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 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] [2022-07-20 04:07:55,570 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-07-20 04:07:55,571 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)] === [2022-07-20 04:07:55,571 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 04:07:55,571 INFO L85 PathProgramCache]: Analyzing trace with hash 1183342558, now seen corresponding path program 1 times [2022-07-20 04:07:55,571 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 04:07:55,571 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [155777045] [2022-07-20 04:07:55,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 04:07:55,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 04:07:55,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:55,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-20 04:07:55,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:55,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-20 04:07:55,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:55,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-20 04:07:55,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:55,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-07-20 04:07:55,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:55,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-20 04:07:55,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:55,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-20 04:07:55,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:55,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:07:55,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:55,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-20 04:07:55,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:55,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-20 04:07:55,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:55,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-20 04:07:55,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:55,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-20 04:07:55,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:55,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-20 04:07:55,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:55,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-07-20 04:07:55,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:55,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-07-20 04:07:55,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:55,838 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-20 04:07:55,838 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 04:07:55,838 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [155777045] [2022-07-20 04:07:55,838 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [155777045] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 04:07:55,839 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 04:07:55,839 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-20 04:07:55,839 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1201919299] [2022-07-20 04:07:55,839 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 04:07:55,839 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-20 04:07:55,839 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 04:07:55,840 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-20 04:07:55,840 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-20 04:07:55,840 INFO L87 Difference]: Start difference. First operand 6155 states and 8221 transitions. Second operand has 6 states, 6 states have (on average 10.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-07-20 04:08:00,301 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 04:08:00,302 INFO L93 Difference]: Finished difference Result 6155 states and 8221 transitions. [2022-07-20 04:08:00,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-20 04:08:00,302 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (15), 4 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 100 [2022-07-20 04:08:00,303 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 04:08:00,326 INFO L225 Difference]: With dead ends: 6155 [2022-07-20 04:08:00,326 INFO L226 Difference]: Without dead ends: 6153 [2022-07-20 04:08:00,330 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-07-20 04:08:00,331 INFO L413 NwaCegarLoop]: 3547 mSDtfsCounter, 7600 mSDsluCounter, 994 mSDsCounter, 0 mSdLazyCounter, 4591 mSolverCounterSat, 3862 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7714 SdHoareTripleChecker+Valid, 4541 SdHoareTripleChecker+Invalid, 8453 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3862 IncrementalHoareTripleChecker+Valid, 4591 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2022-07-20 04:08:00,331 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7714 Valid, 4541 Invalid, 8453 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3862 Valid, 4591 Invalid, 0 Unknown, 0 Unchecked, 4.2s Time] [2022-07-20 04:08:00,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6153 states. [2022-07-20 04:08:00,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6153 to 6153. [2022-07-20 04:08:00,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6153 states, 4243 states have (on average 1.2467593683714353) internal successors, (5290), 4392 states have internal predecessors, (5290), 1393 states have call successors, (1393), 469 states have call predecessors, (1393), 487 states have return successors, (1535), 1351 states have call predecessors, (1535), 1391 states have call successors, (1535) [2022-07-20 04:08:00,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6153 states to 6153 states and 8218 transitions. [2022-07-20 04:08:00,522 INFO L78 Accepts]: Start accepts. Automaton has 6153 states and 8218 transitions. Word has length 100 [2022-07-20 04:08:00,523 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 04:08:00,523 INFO L495 AbstractCegarLoop]: Abstraction has 6153 states and 8218 transitions. [2022-07-20 04:08:00,523 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-07-20 04:08:00,523 INFO L276 IsEmpty]: Start isEmpty. Operand 6153 states and 8218 transitions. [2022-07-20 04:08:00,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-07-20 04:08:00,525 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 04:08:00,525 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 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] [2022-07-20 04:08:00,526 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-07-20 04:08:00,526 INFO L420 AbstractCegarLoop]: === Iteration 8 === 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)] === [2022-07-20 04:08:00,526 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 04:08:00,526 INFO L85 PathProgramCache]: Analyzing trace with hash -882569531, now seen corresponding path program 1 times [2022-07-20 04:08:00,526 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 04:08:00,526 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1923513649] [2022-07-20 04:08:00,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 04:08:00,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 04:08:00,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:00,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-20 04:08:00,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:00,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-20 04:08:00,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:00,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-20 04:08:00,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:00,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-07-20 04:08:00,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:00,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:08:00,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:00,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 04:08:00,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:00,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-20 04:08:00,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:00,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-07-20 04:08:00,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:00,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-20 04:08:00,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:00,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:08:00,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:00,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 04:08:00,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:00,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-20 04:08:00,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:00,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-20 04:08:00,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:00,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:08:00,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:00,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2022-07-20 04:08:00,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:00,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:08:00,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:00,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-07-20 04:08:00,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:00,987 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2022-07-20 04:08:00,987 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 04:08:00,987 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1923513649] [2022-07-20 04:08:00,987 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1923513649] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 04:08:00,988 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 04:08:00,988 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-07-20 04:08:00,988 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [268449432] [2022-07-20 04:08:00,988 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 04:08:00,988 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-07-20 04:08:00,988 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 04:08:00,989 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-07-20 04:08:00,989 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-07-20 04:08:00,989 INFO L87 Difference]: Start difference. First operand 6153 states and 8218 transitions. Second operand has 8 states, 8 states have (on average 7.5) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (16), 6 states have call predecessors, (16), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-07-20 04:08:11,160 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 04:08:29,382 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 04:08:29,383 INFO L93 Difference]: Finished difference Result 10398 states and 14896 transitions. [2022-07-20 04:08:29,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-07-20 04:08:29,383 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.5) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (16), 6 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 119 [2022-07-20 04:08:29,384 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 04:08:29,437 INFO L225 Difference]: With dead ends: 10398 [2022-07-20 04:08:29,438 INFO L226 Difference]: Without dead ends: 10396 [2022-07-20 04:08:29,444 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 39 SyntacticMatches, 2 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=123, Invalid=297, Unknown=0, NotChecked=0, Total=420 [2022-07-20 04:08:29,445 INFO L413 NwaCegarLoop]: 4542 mSDtfsCounter, 16734 mSDsluCounter, 12054 mSDsCounter, 0 mSdLazyCounter, 19665 mSolverCounterSat, 10868 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 25.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17327 SdHoareTripleChecker+Valid, 16596 SdHoareTripleChecker+Invalid, 30533 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 10868 IncrementalHoareTripleChecker+Valid, 19665 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 27.3s IncrementalHoareTripleChecker+Time [2022-07-20 04:08:29,445 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [17327 Valid, 16596 Invalid, 30533 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [10868 Valid, 19665 Invalid, 0 Unknown, 0 Unchecked, 27.3s Time] [2022-07-20 04:08:29,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10396 states. [2022-07-20 04:08:29,806 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10396 to 7157. [2022-07-20 04:08:29,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7157 states, 4976 states have (on average 1.2508038585209003) internal successors, (6224), 5134 states have internal predecessors, (6224), 1631 states have call successors, (1631), 472 states have call predecessors, (1631), 520 states have return successors, (1794), 1613 states have call predecessors, (1794), 1629 states have call successors, (1794) [2022-07-20 04:08:29,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7157 states to 7157 states and 9649 transitions. [2022-07-20 04:08:29,835 INFO L78 Accepts]: Start accepts. Automaton has 7157 states and 9649 transitions. Word has length 119 [2022-07-20 04:08:29,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 04:08:29,836 INFO L495 AbstractCegarLoop]: Abstraction has 7157 states and 9649 transitions. [2022-07-20 04:08:29,836 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.5) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (16), 6 states have call predecessors, (16), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-07-20 04:08:29,836 INFO L276 IsEmpty]: Start isEmpty. Operand 7157 states and 9649 transitions. [2022-07-20 04:08:29,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-07-20 04:08:29,837 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 04:08:29,837 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 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] [2022-07-20 04:08:29,838 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-07-20 04:08:29,838 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)] === [2022-07-20 04:08:29,838 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 04:08:29,838 INFO L85 PathProgramCache]: Analyzing trace with hash 596289675, now seen corresponding path program 1 times [2022-07-20 04:08:29,838 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 04:08:29,838 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1607357865] [2022-07-20 04:08:29,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 04:08:29,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 04:08:29,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:29,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-20 04:08:29,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:29,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-20 04:08:29,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:29,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-20 04:08:29,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:29,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-07-20 04:08:29,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:30,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-20 04:08:30,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:30,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-20 04:08:30,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:30,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:08:30,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:30,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-20 04:08:30,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:30,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-20 04:08:30,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:30,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-20 04:08:30,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:30,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-20 04:08:30,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:30,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-20 04:08:30,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:30,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-07-20 04:08:30,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:30,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-07-20 04:08:30,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:30,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-07-20 04:08:30,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:30,085 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-20 04:08:30,085 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 04:08:30,086 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1607357865] [2022-07-20 04:08:30,086 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1607357865] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 04:08:30,086 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 04:08:30,086 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-20 04:08:30,086 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [217650990] [2022-07-20 04:08:30,086 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 04:08:30,087 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-20 04:08:30,087 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 04:08:30,087 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-20 04:08:30,087 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-20 04:08:30,088 INFO L87 Difference]: Start difference. First operand 7157 states and 9649 transitions. Second operand has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-07-20 04:08:35,042 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 04:08:35,042 INFO L93 Difference]: Finished difference Result 7157 states and 9649 transitions. [2022-07-20 04:08:35,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-20 04:08:35,043 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (16), 4 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 106 [2022-07-20 04:08:35,043 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 04:08:35,065 INFO L225 Difference]: With dead ends: 7157 [2022-07-20 04:08:35,065 INFO L226 Difference]: Without dead ends: 7155 [2022-07-20 04:08:35,069 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-07-20 04:08:35,071 INFO L413 NwaCegarLoop]: 3545 mSDtfsCounter, 7594 mSDsluCounter, 994 mSDsCounter, 0 mSdLazyCounter, 4589 mSolverCounterSat, 3862 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7707 SdHoareTripleChecker+Valid, 4539 SdHoareTripleChecker+Invalid, 8451 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3862 IncrementalHoareTripleChecker+Valid, 4589 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2022-07-20 04:08:35,071 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7707 Valid, 4539 Invalid, 8451 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3862 Valid, 4589 Invalid, 0 Unknown, 0 Unchecked, 4.6s Time] [2022-07-20 04:08:35,077 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7155 states. [2022-07-20 04:08:35,393 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7155 to 7155. [2022-07-20 04:08:35,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7155 states, 4975 states have (on average 1.2504522613065328) internal successors, (6221), 5132 states have internal predecessors, (6221), 1631 states have call successors, (1631), 472 states have call predecessors, (1631), 520 states have return successors, (1794), 1613 states have call predecessors, (1794), 1629 states have call successors, (1794) [2022-07-20 04:08:35,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7155 states to 7155 states and 9646 transitions. [2022-07-20 04:08:35,424 INFO L78 Accepts]: Start accepts. Automaton has 7155 states and 9646 transitions. Word has length 106 [2022-07-20 04:08:35,425 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 04:08:35,425 INFO L495 AbstractCegarLoop]: Abstraction has 7155 states and 9646 transitions. [2022-07-20 04:08:35,425 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-07-20 04:08:35,425 INFO L276 IsEmpty]: Start isEmpty. Operand 7155 states and 9646 transitions. [2022-07-20 04:08:35,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-07-20 04:08:35,427 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 04:08:35,427 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 04:08:35,427 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-07-20 04:08:35,427 INFO L420 AbstractCegarLoop]: === Iteration 10 === 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)] === [2022-07-20 04:08:35,427 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 04:08:35,428 INFO L85 PathProgramCache]: Analyzing trace with hash 1847211606, now seen corresponding path program 1 times [2022-07-20 04:08:35,428 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 04:08:35,428 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [965361019] [2022-07-20 04:08:35,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 04:08:35,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 04:08:35,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:35,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-20 04:08:35,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:35,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-20 04:08:35,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:35,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-20 04:08:35,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:35,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-07-20 04:08:35,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:35,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-20 04:08:35,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:35,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-20 04:08:35,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:35,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:08:35,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:35,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-20 04:08:35,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:35,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-20 04:08:35,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:35,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-07-20 04:08:35,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:35,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-07-20 04:08:35,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:35,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:08:35,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:35,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 04:08:35,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:35,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-20 04:08:35,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:35,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-07-20 04:08:35,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:35,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-20 04:08:35,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:35,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-07-20 04:08:35,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:35,699 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2022-07-20 04:08:35,699 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 04:08:35,699 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [965361019] [2022-07-20 04:08:35,699 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [965361019] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 04:08:35,700 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 04:08:35,700 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-07-20 04:08:35,700 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [548967980] [2022-07-20 04:08:35,700 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 04:08:35,700 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-07-20 04:08:35,700 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 04:08:35,701 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-07-20 04:08:35,701 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2022-07-20 04:08:35,701 INFO L87 Difference]: Start difference. First operand 7155 states and 9646 transitions. Second operand has 9 states, 9 states have (on average 6.777777777777778) internal successors, (61), 5 states have internal predecessors, (61), 2 states have call successors, (20), 5 states have call predecessors, (20), 2 states have return successors, (17), 3 states have call predecessors, (17), 2 states have call successors, (17) [2022-07-20 04:08:46,182 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 04:08:46,182 INFO L93 Difference]: Finished difference Result 15497 states and 21631 transitions. [2022-07-20 04:08:46,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-07-20 04:08:46,183 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.777777777777778) internal successors, (61), 5 states have internal predecessors, (61), 2 states have call successors, (20), 5 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 119 [2022-07-20 04:08:46,183 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 04:08:46,211 INFO L225 Difference]: With dead ends: 15497 [2022-07-20 04:08:46,211 INFO L226 Difference]: Without dead ends: 8359 [2022-07-20 04:08:46,242 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=72, Invalid=168, Unknown=0, NotChecked=0, Total=240 [2022-07-20 04:08:46,242 INFO L413 NwaCegarLoop]: 3538 mSDtfsCounter, 10344 mSDsluCounter, 1991 mSDsCounter, 0 mSdLazyCounter, 14605 mSolverCounterSat, 6067 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10469 SdHoareTripleChecker+Valid, 5529 SdHoareTripleChecker+Invalid, 20672 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6067 IncrementalHoareTripleChecker+Valid, 14605 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.8s IncrementalHoareTripleChecker+Time [2022-07-20 04:08:46,242 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10469 Valid, 5529 Invalid, 20672 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6067 Valid, 14605 Invalid, 0 Unknown, 0 Unchecked, 9.8s Time] [2022-07-20 04:08:46,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8359 states. [2022-07-20 04:08:46,531 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8359 to 7155. [2022-07-20 04:08:46,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7155 states, 4975 states have (on average 1.2500502512562814) internal successors, (6219), 5132 states have internal predecessors, (6219), 1631 states have call successors, (1631), 472 states have call predecessors, (1631), 520 states have return successors, (1794), 1613 states have call predecessors, (1794), 1629 states have call successors, (1794) [2022-07-20 04:08:46,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7155 states to 7155 states and 9644 transitions. [2022-07-20 04:08:46,565 INFO L78 Accepts]: Start accepts. Automaton has 7155 states and 9644 transitions. Word has length 119 [2022-07-20 04:08:46,567 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 04:08:46,567 INFO L495 AbstractCegarLoop]: Abstraction has 7155 states and 9644 transitions. [2022-07-20 04:08:46,568 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.777777777777778) internal successors, (61), 5 states have internal predecessors, (61), 2 states have call successors, (20), 5 states have call predecessors, (20), 2 states have return successors, (17), 3 states have call predecessors, (17), 2 states have call successors, (17) [2022-07-20 04:08:46,568 INFO L276 IsEmpty]: Start isEmpty. Operand 7155 states and 9644 transitions. [2022-07-20 04:08:46,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-07-20 04:08:46,569 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 04:08:46,569 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 04:08:46,569 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-07-20 04:08:46,570 INFO L420 AbstractCegarLoop]: === Iteration 11 === 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)] === [2022-07-20 04:08:46,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 04:08:46,570 INFO L85 PathProgramCache]: Analyzing trace with hash 1847271188, now seen corresponding path program 1 times [2022-07-20 04:08:46,570 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 04:08:46,570 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [495885027] [2022-07-20 04:08:46,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 04:08:46,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 04:08:46,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:46,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-20 04:08:46,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:46,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-20 04:08:46,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:46,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-20 04:08:46,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:46,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-07-20 04:08:46,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:46,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-20 04:08:46,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:46,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-20 04:08:46,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:46,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:08:46,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:46,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-20 04:08:46,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:46,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-20 04:08:46,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:46,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-07-20 04:08:46,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:46,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-07-20 04:08:46,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:46,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:08:46,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:46,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 04:08:46,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:46,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-20 04:08:46,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:46,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-07-20 04:08:46,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:46,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-20 04:08:46,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:46,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-07-20 04:08:46,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:46,799 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2022-07-20 04:08:46,799 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 04:08:46,799 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [495885027] [2022-07-20 04:08:46,799 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [495885027] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 04:08:46,800 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 04:08:46,800 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-20 04:08:46,800 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1368940062] [2022-07-20 04:08:46,800 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 04:08:46,800 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-20 04:08:46,800 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 04:08:46,801 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-20 04:08:46,801 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-07-20 04:08:46,801 INFO L87 Difference]: Start difference. First operand 7155 states and 9644 transitions. Second operand has 7 states, 7 states have (on average 8.714285714285714) internal successors, (61), 4 states have internal predecessors, (61), 1 states have call successors, (20), 4 states have call predecessors, (20), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2022-07-20 04:08:56,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 04:08:56,669 INFO L93 Difference]: Finished difference Result 8359 states and 11610 transitions. [2022-07-20 04:08:56,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-07-20 04:08:56,670 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.714285714285714) internal successors, (61), 4 states have internal predecessors, (61), 1 states have call successors, (20), 4 states have call predecessors, (20), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 119 [2022-07-20 04:08:56,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 04:08:56,719 INFO L225 Difference]: With dead ends: 8359 [2022-07-20 04:08:56,735 INFO L226 Difference]: Without dead ends: 8357 [2022-07-20 04:08:56,744 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2022-07-20 04:08:56,745 INFO L413 NwaCegarLoop]: 3543 mSDtfsCounter, 7160 mSDsluCounter, 1700 mSDsCounter, 0 mSdLazyCounter, 10611 mSolverCounterSat, 4505 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7160 SdHoareTripleChecker+Valid, 5243 SdHoareTripleChecker+Invalid, 15116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4505 IncrementalHoareTripleChecker+Valid, 10611 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.3s IncrementalHoareTripleChecker+Time [2022-07-20 04:08:56,745 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7160 Valid, 5243 Invalid, 15116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4505 Valid, 10611 Invalid, 0 Unknown, 0 Unchecked, 9.3s Time] [2022-07-20 04:08:56,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8357 states. [2022-07-20 04:08:57,138 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8357 to 7153. [2022-07-20 04:08:57,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7153 states, 4974 states have (on average 1.249698431845597) internal successors, (6216), 5130 states have internal predecessors, (6216), 1631 states have call successors, (1631), 472 states have call predecessors, (1631), 520 states have return successors, (1794), 1613 states have call predecessors, (1794), 1629 states have call successors, (1794) [2022-07-20 04:08:57,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7153 states to 7153 states and 9641 transitions. [2022-07-20 04:08:57,197 INFO L78 Accepts]: Start accepts. Automaton has 7153 states and 9641 transitions. Word has length 119 [2022-07-20 04:08:57,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 04:08:57,199 INFO L495 AbstractCegarLoop]: Abstraction has 7153 states and 9641 transitions. [2022-07-20 04:08:57,199 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.714285714285714) internal successors, (61), 4 states have internal predecessors, (61), 1 states have call successors, (20), 4 states have call predecessors, (20), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2022-07-20 04:08:57,200 INFO L276 IsEmpty]: Start isEmpty. Operand 7153 states and 9641 transitions. [2022-07-20 04:08:57,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-07-20 04:08:57,201 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 04:08:57,201 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 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] [2022-07-20 04:08:57,201 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-07-20 04:08:57,201 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)] === [2022-07-20 04:08:57,202 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 04:08:57,202 INFO L85 PathProgramCache]: Analyzing trace with hash 1285790260, now seen corresponding path program 1 times [2022-07-20 04:08:57,202 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 04:08:57,202 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [210343383] [2022-07-20 04:08:57,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 04:08:57,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 04:08:57,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:57,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-20 04:08:57,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:57,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-20 04:08:57,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:57,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-20 04:08:57,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:57,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-07-20 04:08:57,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:57,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-20 04:08:57,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:57,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-20 04:08:57,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:57,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:08:57,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:57,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-20 04:08:57,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:57,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-20 04:08:57,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:57,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-20 04:08:57,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:57,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-20 04:08:57,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:57,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-20 04:08:57,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:57,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-07-20 04:08:57,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:57,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-07-20 04:08:57,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:57,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-07-20 04:08:57,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:57,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-20 04:08:57,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:08:57,439 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-20 04:08:57,439 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 04:08:57,439 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [210343383] [2022-07-20 04:08:57,440 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [210343383] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 04:08:57,440 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 04:08:57,440 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-20 04:08:57,440 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [712615827] [2022-07-20 04:08:57,440 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 04:08:57,440 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-20 04:08:57,441 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 04:08:57,441 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-20 04:08:57,441 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-20 04:08:57,441 INFO L87 Difference]: Start difference. First operand 7153 states and 9641 transitions. Second operand has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-07-20 04:09:04,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 04:09:04,013 INFO L93 Difference]: Finished difference Result 7153 states and 9641 transitions. [2022-07-20 04:09:04,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-20 04:09:04,014 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (17), 4 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 112 [2022-07-20 04:09:04,014 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 04:09:04,035 INFO L225 Difference]: With dead ends: 7153 [2022-07-20 04:09:04,036 INFO L226 Difference]: Without dead ends: 7151 [2022-07-20 04:09:04,040 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-07-20 04:09:04,041 INFO L413 NwaCegarLoop]: 3540 mSDtfsCounter, 7583 mSDsluCounter, 994 mSDsCounter, 0 mSdLazyCounter, 4580 mSolverCounterSat, 3862 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7695 SdHoareTripleChecker+Valid, 4534 SdHoareTripleChecker+Invalid, 8442 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3862 IncrementalHoareTripleChecker+Valid, 4580 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.1s IncrementalHoareTripleChecker+Time [2022-07-20 04:09:04,042 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7695 Valid, 4534 Invalid, 8442 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3862 Valid, 4580 Invalid, 0 Unknown, 0 Unchecked, 6.1s Time] [2022-07-20 04:09:04,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7151 states. [2022-07-20 04:09:04,402 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7151 to 7151. [2022-07-20 04:09:04,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7151 states, 4973 states have (on average 1.2493464709430926) internal successors, (6213), 5128 states have internal predecessors, (6213), 1631 states have call successors, (1631), 472 states have call predecessors, (1631), 520 states have return successors, (1794), 1613 states have call predecessors, (1794), 1629 states have call successors, (1794) [2022-07-20 04:09:04,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7151 states to 7151 states and 9638 transitions. [2022-07-20 04:09:04,432 INFO L78 Accepts]: Start accepts. Automaton has 7151 states and 9638 transitions. Word has length 112 [2022-07-20 04:09:04,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 04:09:04,433 INFO L495 AbstractCegarLoop]: Abstraction has 7151 states and 9638 transitions. [2022-07-20 04:09:04,433 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-07-20 04:09:04,433 INFO L276 IsEmpty]: Start isEmpty. Operand 7151 states and 9638 transitions. [2022-07-20 04:09:04,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-07-20 04:09:04,435 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 04:09:04,435 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 04:09:04,435 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-07-20 04:09:04,435 INFO L420 AbstractCegarLoop]: === Iteration 13 === 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)] === [2022-07-20 04:09:04,435 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 04:09:04,435 INFO L85 PathProgramCache]: Analyzing trace with hash -1437937382, now seen corresponding path program 1 times [2022-07-20 04:09:04,436 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 04:09:04,436 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [752231058] [2022-07-20 04:09:04,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 04:09:04,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 04:09:04,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:04,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-20 04:09:04,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:04,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-20 04:09:04,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:04,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-20 04:09:04,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:04,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-07-20 04:09:04,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:04,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-20 04:09:04,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:04,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-20 04:09:04,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:04,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:09:04,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:04,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-20 04:09:04,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:04,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-20 04:09:04,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:04,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-07-20 04:09:04,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:04,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-07-20 04:09:04,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:04,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:09:04,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:04,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 04:09:04,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:04,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-20 04:09:04,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:04,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-07-20 04:09:04,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:04,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-20 04:09:04,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:04,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-07-20 04:09:04,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:04,669 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2022-07-20 04:09:04,669 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 04:09:04,670 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [752231058] [2022-07-20 04:09:04,670 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [752231058] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 04:09:04,670 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 04:09:04,670 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-20 04:09:04,670 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [532466894] [2022-07-20 04:09:04,670 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 04:09:04,670 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-20 04:09:04,671 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 04:09:04,671 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-20 04:09:04,671 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-20 04:09:04,671 INFO L87 Difference]: Start difference. First operand 7151 states and 9638 transitions. Second operand has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 3 states have internal predecessors, (65), 2 states have call successors, (20), 5 states have call predecessors, (20), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-07-20 04:09:10,057 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 04:09:10,057 INFO L93 Difference]: Finished difference Result 15483 states and 21608 transitions. [2022-07-20 04:09:10,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-20 04:09:10,058 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 3 states have internal predecessors, (65), 2 states have call successors, (20), 5 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 123 [2022-07-20 04:09:10,058 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 04:09:10,086 INFO L225 Difference]: With dead ends: 15483 [2022-07-20 04:09:10,086 INFO L226 Difference]: Without dead ends: 8349 [2022-07-20 04:09:10,114 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-07-20 04:09:10,116 INFO L413 NwaCegarLoop]: 3534 mSDtfsCounter, 10292 mSDsluCounter, 864 mSDsCounter, 0 mSdLazyCounter, 2886 mSolverCounterSat, 6057 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10417 SdHoareTripleChecker+Valid, 4398 SdHoareTripleChecker+Invalid, 8943 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6057 IncrementalHoareTripleChecker+Valid, 2886 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2022-07-20 04:09:10,117 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10417 Valid, 4398 Invalid, 8943 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6057 Valid, 2886 Invalid, 0 Unknown, 0 Unchecked, 4.8s Time] [2022-07-20 04:09:10,123 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8349 states. [2022-07-20 04:09:10,418 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8349 to 7145. [2022-07-20 04:09:10,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7145 states, 4968 states have (on average 1.248792270531401) internal successors, (6204), 5122 states have internal predecessors, (6204), 1631 states have call successors, (1631), 472 states have call predecessors, (1631), 520 states have return successors, (1794), 1613 states have call predecessors, (1794), 1629 states have call successors, (1794) [2022-07-20 04:09:10,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7145 states to 7145 states and 9629 transitions. [2022-07-20 04:09:10,453 INFO L78 Accepts]: Start accepts. Automaton has 7145 states and 9629 transitions. Word has length 123 [2022-07-20 04:09:10,453 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 04:09:10,453 INFO L495 AbstractCegarLoop]: Abstraction has 7145 states and 9629 transitions. [2022-07-20 04:09:10,454 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 3 states have internal predecessors, (65), 2 states have call successors, (20), 5 states have call predecessors, (20), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-07-20 04:09:10,454 INFO L276 IsEmpty]: Start isEmpty. Operand 7145 states and 9629 transitions. [2022-07-20 04:09:10,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2022-07-20 04:09:10,455 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 04:09:10,455 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 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] [2022-07-20 04:09:10,456 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-07-20 04:09:10,456 INFO L420 AbstractCegarLoop]: === Iteration 14 === 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)] === [2022-07-20 04:09:10,456 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 04:09:10,456 INFO L85 PathProgramCache]: Analyzing trace with hash -1305903881, now seen corresponding path program 1 times [2022-07-20 04:09:10,456 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 04:09:10,456 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [389214115] [2022-07-20 04:09:10,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 04:09:10,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 04:09:10,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:10,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-20 04:09:10,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:10,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-20 04:09:10,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:10,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-20 04:09:10,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:10,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-07-20 04:09:10,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:10,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-20 04:09:10,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:10,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-20 04:09:10,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:10,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:09:10,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:10,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-20 04:09:10,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:10,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-20 04:09:10,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:10,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-20 04:09:10,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:10,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-20 04:09:10,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:10,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-20 04:09:10,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:10,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-07-20 04:09:10,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:10,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-07-20 04:09:10,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:10,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-07-20 04:09:10,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:10,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-20 04:09:10,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:10,707 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-20 04:09:10,707 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 04:09:10,707 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [389214115] [2022-07-20 04:09:10,708 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [389214115] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 04:09:10,708 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 04:09:10,708 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-20 04:09:10,708 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [688965928] [2022-07-20 04:09:10,708 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 04:09:10,708 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-20 04:09:10,709 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 04:09:10,709 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-20 04:09:10,709 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-20 04:09:10,709 INFO L87 Difference]: Start difference. First operand 7145 states and 9629 transitions. Second operand has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-07-20 04:09:15,870 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 04:09:15,871 INFO L93 Difference]: Finished difference Result 7145 states and 9629 transitions. [2022-07-20 04:09:15,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-20 04:09:15,871 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (17), 4 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 114 [2022-07-20 04:09:15,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 04:09:15,892 INFO L225 Difference]: With dead ends: 7145 [2022-07-20 04:09:15,892 INFO L226 Difference]: Without dead ends: 7143 [2022-07-20 04:09:15,897 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-07-20 04:09:15,898 INFO L413 NwaCegarLoop]: 3533 mSDtfsCounter, 7556 mSDsluCounter, 994 mSDsCounter, 0 mSdLazyCounter, 4577 mSolverCounterSat, 3862 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7668 SdHoareTripleChecker+Valid, 4527 SdHoareTripleChecker+Invalid, 8439 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3862 IncrementalHoareTripleChecker+Valid, 4577 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2022-07-20 04:09:15,898 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7668 Valid, 4527 Invalid, 8439 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3862 Valid, 4577 Invalid, 0 Unknown, 0 Unchecked, 4.7s Time] [2022-07-20 04:09:15,904 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7143 states. [2022-07-20 04:09:16,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7143 to 7143. [2022-07-20 04:09:16,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7143 states, 4967 states have (on average 1.2484397020334206) internal successors, (6201), 5120 states have internal predecessors, (6201), 1631 states have call successors, (1631), 472 states have call predecessors, (1631), 520 states have return successors, (1794), 1613 states have call predecessors, (1794), 1629 states have call successors, (1794) [2022-07-20 04:09:16,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7143 states to 7143 states and 9626 transitions. [2022-07-20 04:09:16,228 INFO L78 Accepts]: Start accepts. Automaton has 7143 states and 9626 transitions. Word has length 114 [2022-07-20 04:09:16,228 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 04:09:16,229 INFO L495 AbstractCegarLoop]: Abstraction has 7143 states and 9626 transitions. [2022-07-20 04:09:16,229 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-07-20 04:09:16,229 INFO L276 IsEmpty]: Start isEmpty. Operand 7143 states and 9626 transitions. [2022-07-20 04:09:16,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2022-07-20 04:09:16,231 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 04:09:16,231 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 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] [2022-07-20 04:09:16,231 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-07-20 04:09:16,231 INFO L420 AbstractCegarLoop]: === Iteration 15 === 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)] === [2022-07-20 04:09:16,231 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 04:09:16,232 INFO L85 PathProgramCache]: Analyzing trace with hash 1287402556, now seen corresponding path program 1 times [2022-07-20 04:09:16,232 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 04:09:16,232 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2005181568] [2022-07-20 04:09:16,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 04:09:16,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 04:09:16,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:16,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-20 04:09:16,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:16,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-20 04:09:16,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:16,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-20 04:09:16,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:16,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-07-20 04:09:16,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:16,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-20 04:09:16,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:16,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-20 04:09:16,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:16,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:09:16,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:16,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-20 04:09:16,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:16,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-20 04:09:16,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:16,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-20 04:09:16,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:16,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-20 04:09:16,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:16,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-20 04:09:16,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:16,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-07-20 04:09:16,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:16,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-07-20 04:09:16,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:16,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-07-20 04:09:16,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:16,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-20 04:09:16,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:16,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-07-20 04:09:16,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:16,480 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-20 04:09:16,481 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 04:09:16,481 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2005181568] [2022-07-20 04:09:16,481 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2005181568] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 04:09:16,481 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 04:09:16,481 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-20 04:09:16,481 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1765028452] [2022-07-20 04:09:16,481 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 04:09:16,482 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-20 04:09:16,482 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 04:09:16,482 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-20 04:09:16,482 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-20 04:09:16,482 INFO L87 Difference]: Start difference. First operand 7143 states and 9626 transitions. Second operand has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-07-20 04:09:26,831 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 04:09:26,831 INFO L93 Difference]: Finished difference Result 14269 states and 19498 transitions. [2022-07-20 04:09:26,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-07-20 04:09:26,836 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (18), 4 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 120 [2022-07-20 04:09:26,836 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 04:09:26,875 INFO L225 Difference]: With dead ends: 14269 [2022-07-20 04:09:26,875 INFO L226 Difference]: Without dead ends: 14267 [2022-07-20 04:09:26,882 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-07-20 04:09:26,883 INFO L413 NwaCegarLoop]: 4222 mSDtfsCounter, 11462 mSDsluCounter, 1393 mSDsCounter, 0 mSdLazyCounter, 10503 mSolverCounterSat, 6329 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11569 SdHoareTripleChecker+Valid, 5615 SdHoareTripleChecker+Invalid, 16832 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6329 IncrementalHoareTripleChecker+Valid, 10503 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.5s IncrementalHoareTripleChecker+Time [2022-07-20 04:09:26,883 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11569 Valid, 5615 Invalid, 16832 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6329 Valid, 10503 Invalid, 0 Unknown, 0 Unchecked, 9.5s Time] [2022-07-20 04:09:26,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14267 states. [2022-07-20 04:09:27,442 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14267 to 14081. [2022-07-20 04:09:27,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14081 states, 9812 states have (on average 1.248878923766816) internal successors, (12254), 10093 states have internal predecessors, (12254), 3224 states have call successors, (3224), 923 states have call predecessors, (3224), 1020 states have return successors, (3823), 3189 states have call predecessors, (3823), 3222 states have call successors, (3823) [2022-07-20 04:09:27,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14081 states to 14081 states and 19301 transitions. [2022-07-20 04:09:27,509 INFO L78 Accepts]: Start accepts. Automaton has 14081 states and 19301 transitions. Word has length 120 [2022-07-20 04:09:27,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 04:09:27,509 INFO L495 AbstractCegarLoop]: Abstraction has 14081 states and 19301 transitions. [2022-07-20 04:09:27,510 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-07-20 04:09:27,510 INFO L276 IsEmpty]: Start isEmpty. Operand 14081 states and 19301 transitions. [2022-07-20 04:09:27,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-07-20 04:09:27,512 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 04:09:27,512 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 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] [2022-07-20 04:09:27,512 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-07-20 04:09:27,512 INFO L420 AbstractCegarLoop]: === Iteration 16 === 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)] === [2022-07-20 04:09:27,513 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 04:09:27,513 INFO L85 PathProgramCache]: Analyzing trace with hash -650432684, now seen corresponding path program 1 times [2022-07-20 04:09:27,513 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 04:09:27,513 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1621972168] [2022-07-20 04:09:27,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 04:09:27,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 04:09:27,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:27,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-20 04:09:27,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:27,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-20 04:09:27,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:27,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-20 04:09:27,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:27,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-07-20 04:09:27,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:27,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-20 04:09:27,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:27,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-20 04:09:27,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:27,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:09:27,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:27,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-20 04:09:27,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:27,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-20 04:09:27,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:27,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-20 04:09:27,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:27,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-20 04:09:27,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:27,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-20 04:09:27,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:27,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-07-20 04:09:27,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:27,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-07-20 04:09:27,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:27,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-07-20 04:09:27,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:27,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-20 04:09:27,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:27,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-07-20 04:09:27,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:27,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-07-20 04:09:27,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:27,978 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-20 04:09:27,978 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 04:09:27,978 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1621972168] [2022-07-20 04:09:27,980 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1621972168] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 04:09:27,980 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 04:09:27,980 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-20 04:09:27,980 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [539078851] [2022-07-20 04:09:27,980 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 04:09:27,981 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-20 04:09:27,981 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 04:09:27,981 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-20 04:09:27,981 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-20 04:09:27,982 INFO L87 Difference]: Start difference. First operand 14081 states and 19301 transitions. Second operand has 6 states, 6 states have (on average 13.0) internal successors, (78), 4 states have internal predecessors, (78), 2 states have call successors, (19), 4 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-07-20 04:09:33,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 04:09:33,574 INFO L93 Difference]: Finished difference Result 14081 states and 19301 transitions. [2022-07-20 04:09:33,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-20 04:09:33,575 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.0) internal successors, (78), 4 states have internal predecessors, (78), 2 states have call successors, (19), 4 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 126 [2022-07-20 04:09:33,575 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 04:09:33,627 INFO L225 Difference]: With dead ends: 14081 [2022-07-20 04:09:33,627 INFO L226 Difference]: Without dead ends: 14079 [2022-07-20 04:09:33,639 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-07-20 04:09:33,640 INFO L413 NwaCegarLoop]: 3530 mSDtfsCounter, 7552 mSDsluCounter, 994 mSDsCounter, 0 mSdLazyCounter, 4576 mSolverCounterSat, 3862 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7662 SdHoareTripleChecker+Valid, 4524 SdHoareTripleChecker+Invalid, 8438 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3862 IncrementalHoareTripleChecker+Valid, 4576 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2022-07-20 04:09:33,640 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7662 Valid, 4524 Invalid, 8438 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3862 Valid, 4576 Invalid, 0 Unknown, 0 Unchecked, 4.9s Time] [2022-07-20 04:09:33,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14079 states. [2022-07-20 04:09:34,305 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14079 to 14079. [2022-07-20 04:09:34,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14079 states, 9811 states have (on average 1.2487004382835594) internal successors, (12251), 10091 states have internal predecessors, (12251), 3224 states have call successors, (3224), 923 states have call predecessors, (3224), 1020 states have return successors, (3823), 3189 states have call predecessors, (3823), 3222 states have call successors, (3823) [2022-07-20 04:09:34,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14079 states to 14079 states and 19298 transitions. [2022-07-20 04:09:34,372 INFO L78 Accepts]: Start accepts. Automaton has 14079 states and 19298 transitions. Word has length 126 [2022-07-20 04:09:34,373 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 04:09:34,373 INFO L495 AbstractCegarLoop]: Abstraction has 14079 states and 19298 transitions. [2022-07-20 04:09:34,373 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.0) internal successors, (78), 4 states have internal predecessors, (78), 2 states have call successors, (19), 4 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-07-20 04:09:34,373 INFO L276 IsEmpty]: Start isEmpty. Operand 14079 states and 19298 transitions. [2022-07-20 04:09:34,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2022-07-20 04:09:34,375 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 04:09:34,376 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1] [2022-07-20 04:09:34,376 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-07-20 04:09:34,376 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)] === [2022-07-20 04:09:34,377 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 04:09:34,377 INFO L85 PathProgramCache]: Analyzing trace with hash -310651328, now seen corresponding path program 1 times [2022-07-20 04:09:34,377 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 04:09:34,377 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1266714126] [2022-07-20 04:09:34,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 04:09:34,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 04:09:34,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:34,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-20 04:09:34,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:34,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-20 04:09:34,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:34,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-20 04:09:34,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:34,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-07-20 04:09:34,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:34,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:09:34,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:34,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 04:09:34,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:34,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-20 04:09:34,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:34,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-07-20 04:09:34,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:34,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-20 04:09:34,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:34,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:09:34,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:34,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 04:09:34,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:34,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-20 04:09:34,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:34,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-20 04:09:34,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:34,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:09:34,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:34,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-07-20 04:09:34,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:34,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-07-20 04:09:34,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:34,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:09:34,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:34,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2022-07-20 04:09:34,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:34,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:09:34,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:34,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-07-20 04:09:34,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:34,581 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2022-07-20 04:09:34,581 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 04:09:34,581 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1266714126] [2022-07-20 04:09:34,581 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1266714126] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 04:09:34,581 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 04:09:34,581 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-20 04:09:34,581 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [375251220] [2022-07-20 04:09:34,581 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 04:09:34,582 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-20 04:09:34,582 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 04:09:34,583 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-20 04:09:34,583 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-20 04:09:34,583 INFO L87 Difference]: Start difference. First operand 14079 states and 19298 transitions. Second operand has 5 states, 5 states have (on average 14.0) internal successors, (70), 3 states have internal predecessors, (70), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-07-20 04:09:41,087 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 04:09:41,088 INFO L93 Difference]: Finished difference Result 32543 states and 47007 transitions. [2022-07-20 04:09:41,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-20 04:09:41,088 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 3 states have internal predecessors, (70), 2 states have call successors, (21), 4 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 147 [2022-07-20 04:09:41,089 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 04:09:41,190 INFO L225 Difference]: With dead ends: 32543 [2022-07-20 04:09:41,190 INFO L226 Difference]: Without dead ends: 18481 [2022-07-20 04:09:41,350 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-07-20 04:09:41,351 INFO L413 NwaCegarLoop]: 3841 mSDtfsCounter, 4348 mSDsluCounter, 4596 mSDsCounter, 0 mSdLazyCounter, 4840 mSolverCounterSat, 2833 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4710 SdHoareTripleChecker+Valid, 8437 SdHoareTripleChecker+Invalid, 7673 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2833 IncrementalHoareTripleChecker+Valid, 4840 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2022-07-20 04:09:41,351 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4710 Valid, 8437 Invalid, 7673 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2833 Valid, 4840 Invalid, 0 Unknown, 0 Unchecked, 5.3s Time] [2022-07-20 04:09:41,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18481 states. [2022-07-20 04:09:42,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18481 to 14599. [2022-07-20 04:09:42,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14599 states, 10210 states have (on average 1.250930460333007) internal successors, (12772), 10511 states have internal predecessors, (12772), 3301 states have call successors, (3301), 923 states have call predecessors, (3301), 1064 states have return successors, (4005), 3289 states have call predecessors, (4005), 3299 states have call successors, (4005) [2022-07-20 04:09:42,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14599 states to 14599 states and 20078 transitions. [2022-07-20 04:09:42,120 INFO L78 Accepts]: Start accepts. Automaton has 14599 states and 20078 transitions. Word has length 147 [2022-07-20 04:09:42,120 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 04:09:42,120 INFO L495 AbstractCegarLoop]: Abstraction has 14599 states and 20078 transitions. [2022-07-20 04:09:42,120 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 3 states have internal predecessors, (70), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-07-20 04:09:42,120 INFO L276 IsEmpty]: Start isEmpty. Operand 14599 states and 20078 transitions. [2022-07-20 04:09:42,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2022-07-20 04:09:42,122 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 04:09:42,123 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1] [2022-07-20 04:09:42,123 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-07-20 04:09:42,123 INFO L420 AbstractCegarLoop]: === Iteration 18 === 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)] === [2022-07-20 04:09:42,123 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 04:09:42,123 INFO L85 PathProgramCache]: Analyzing trace with hash 1683493378, now seen corresponding path program 1 times [2022-07-20 04:09:42,124 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 04:09:42,124 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1473668213] [2022-07-20 04:09:42,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 04:09:42,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 04:09:42,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:42,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-20 04:09:42,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:42,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-20 04:09:42,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:42,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-20 04:09:42,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:42,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-07-20 04:09:42,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:42,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:09:42,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:42,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 04:09:42,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:42,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-20 04:09:42,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:42,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-07-20 04:09:42,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:42,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-20 04:09:42,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:42,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:09:42,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:42,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 04:09:42,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:42,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-20 04:09:42,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:42,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-20 04:09:42,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:42,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:09:42,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:42,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-07-20 04:09:42,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:42,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-07-20 04:09:42,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:42,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:09:42,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:42,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2022-07-20 04:09:42,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:42,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:09:42,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:42,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-07-20 04:09:42,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:42,388 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2022-07-20 04:09:42,388 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 04:09:42,388 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1473668213] [2022-07-20 04:09:42,388 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1473668213] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 04:09:42,388 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 04:09:42,388 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-20 04:09:42,388 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1248617507] [2022-07-20 04:09:42,389 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 04:09:42,390 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-20 04:09:42,390 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 04:09:42,390 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-20 04:09:42,390 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-20 04:09:42,391 INFO L87 Difference]: Start difference. First operand 14599 states and 20078 transitions. Second operand has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-07-20 04:09:50,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 04:09:50,438 INFO L93 Difference]: Finished difference Result 18473 states and 26761 transitions. [2022-07-20 04:09:50,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-20 04:09:50,439 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (21), 4 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 147 [2022-07-20 04:09:50,439 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 04:09:50,504 INFO L225 Difference]: With dead ends: 18473 [2022-07-20 04:09:50,504 INFO L226 Difference]: Without dead ends: 18471 [2022-07-20 04:09:50,515 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-07-20 04:09:50,516 INFO L413 NwaCegarLoop]: 3796 mSDtfsCounter, 8603 mSDsluCounter, 4655 mSDsCounter, 0 mSdLazyCounter, 4873 mSolverCounterSat, 4685 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8955 SdHoareTripleChecker+Valid, 8451 SdHoareTripleChecker+Invalid, 9558 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4685 IncrementalHoareTripleChecker+Valid, 4873 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.0s IncrementalHoareTripleChecker+Time [2022-07-20 04:09:50,516 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8955 Valid, 8451 Invalid, 9558 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4685 Valid, 4873 Invalid, 0 Unknown, 0 Unchecked, 7.0s Time] [2022-07-20 04:09:50,531 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18471 states. [2022-07-20 04:09:51,244 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18471 to 14597. [2022-07-20 04:09:51,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14597 states, 10209 states have (on average 1.2505632285238515) internal successors, (12767), 10509 states have internal predecessors, (12767), 3301 states have call successors, (3301), 923 states have call predecessors, (3301), 1064 states have return successors, (4005), 3289 states have call predecessors, (4005), 3299 states have call successors, (4005) [2022-07-20 04:09:51,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14597 states to 14597 states and 20073 transitions. [2022-07-20 04:09:51,333 INFO L78 Accepts]: Start accepts. Automaton has 14597 states and 20073 transitions. Word has length 147 [2022-07-20 04:09:51,333 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 04:09:51,333 INFO L495 AbstractCegarLoop]: Abstraction has 14597 states and 20073 transitions. [2022-07-20 04:09:51,334 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-07-20 04:09:51,334 INFO L276 IsEmpty]: Start isEmpty. Operand 14597 states and 20073 transitions. [2022-07-20 04:09:51,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-07-20 04:09:51,336 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 04:09:51,336 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 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] [2022-07-20 04:09:51,336 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-07-20 04:09:51,336 INFO L420 AbstractCegarLoop]: === Iteration 19 === 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)] === [2022-07-20 04:09:51,337 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 04:09:51,337 INFO L85 PathProgramCache]: Analyzing trace with hash 28751617, now seen corresponding path program 1 times [2022-07-20 04:09:51,337 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 04:09:51,337 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1954583315] [2022-07-20 04:09:51,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 04:09:51,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 04:09:51,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:51,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-20 04:09:51,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:51,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-20 04:09:51,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:51,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-20 04:09:51,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:51,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-07-20 04:09:51,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:51,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-20 04:09:51,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:51,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-20 04:09:51,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:51,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:09:51,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:51,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-20 04:09:51,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:51,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-20 04:09:51,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:51,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-20 04:09:51,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:51,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-20 04:09:51,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:51,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-20 04:09:51,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:51,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-07-20 04:09:51,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:51,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-07-20 04:09:51,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:51,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-07-20 04:09:51,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:51,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-20 04:09:51,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:51,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-07-20 04:09:51,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:51,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-07-20 04:09:51,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:51,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-07-20 04:09:51,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:51,667 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-20 04:09:51,667 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 04:09:51,667 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1954583315] [2022-07-20 04:09:51,667 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1954583315] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 04:09:51,668 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 04:09:51,668 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-20 04:09:51,668 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [305655696] [2022-07-20 04:09:51,668 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 04:09:51,669 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-20 04:09:51,669 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 04:09:51,670 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-20 04:09:51,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-20 04:09:51,670 INFO L87 Difference]: Start difference. First operand 14597 states and 20073 transitions. Second operand has 6 states, 6 states have (on average 13.666666666666666) internal successors, (82), 4 states have internal predecessors, (82), 2 states have call successors, (20), 4 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-07-20 04:09:56,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 04:09:56,906 INFO L93 Difference]: Finished difference Result 14597 states and 20073 transitions. [2022-07-20 04:09:56,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-20 04:09:56,914 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.666666666666666) internal successors, (82), 4 states have internal predecessors, (82), 2 states have call successors, (20), 4 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 132 [2022-07-20 04:09:56,914 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 04:09:56,949 INFO L225 Difference]: With dead ends: 14597 [2022-07-20 04:09:56,950 INFO L226 Difference]: Without dead ends: 14595 [2022-07-20 04:09:56,956 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-07-20 04:09:56,957 INFO L413 NwaCegarLoop]: 3526 mSDtfsCounter, 7540 mSDsluCounter, 994 mSDsCounter, 0 mSdLazyCounter, 4572 mSolverCounterSat, 3862 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7649 SdHoareTripleChecker+Valid, 4520 SdHoareTripleChecker+Invalid, 8434 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3862 IncrementalHoareTripleChecker+Valid, 4572 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2022-07-20 04:09:56,957 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7649 Valid, 4520 Invalid, 8434 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3862 Valid, 4572 Invalid, 0 Unknown, 0 Unchecked, 4.4s Time] [2022-07-20 04:09:56,967 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14595 states. [2022-07-20 04:09:57,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14595 to 14595. [2022-07-20 04:09:57,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14595 states, 10208 states have (on average 1.2503918495297806) internal successors, (12764), 10507 states have internal predecessors, (12764), 3301 states have call successors, (3301), 923 states have call predecessors, (3301), 1064 states have return successors, (4005), 3289 states have call predecessors, (4005), 3299 states have call successors, (4005) [2022-07-20 04:09:57,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14595 states to 14595 states and 20070 transitions. [2022-07-20 04:09:57,668 INFO L78 Accepts]: Start accepts. Automaton has 14595 states and 20070 transitions. Word has length 132 [2022-07-20 04:09:57,669 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 04:09:57,669 INFO L495 AbstractCegarLoop]: Abstraction has 14595 states and 20070 transitions. [2022-07-20 04:09:57,669 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.666666666666666) internal successors, (82), 4 states have internal predecessors, (82), 2 states have call successors, (20), 4 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-07-20 04:09:57,669 INFO L276 IsEmpty]: Start isEmpty. Operand 14595 states and 20070 transitions. [2022-07-20 04:09:57,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2022-07-20 04:09:57,671 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 04:09:57,671 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 04:09:57,671 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-07-20 04:09:57,672 INFO L420 AbstractCegarLoop]: === Iteration 20 === 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)] === [2022-07-20 04:09:57,672 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 04:09:57,672 INFO L85 PathProgramCache]: Analyzing trace with hash 622967582, now seen corresponding path program 1 times [2022-07-20 04:09:57,672 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 04:09:57,672 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [545921055] [2022-07-20 04:09:57,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 04:09:57,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 04:09:57,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:57,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-20 04:09:57,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:57,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-20 04:09:57,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:57,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-20 04:09:57,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:57,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-07-20 04:09:57,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:57,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:09:57,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:57,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 04:09:57,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:57,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-20 04:09:57,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:57,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-07-20 04:09:57,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:57,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-20 04:09:57,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:57,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:09:57,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:57,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 04:09:57,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:57,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-20 04:09:57,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:57,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-20 04:09:57,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:57,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:09:57,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:57,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-07-20 04:09:57,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:58,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-07-20 04:09:58,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:58,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:09:58,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:58,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2022-07-20 04:09:58,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:58,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:09:58,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:58,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-07-20 04:09:58,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:58,155 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2022-07-20 04:09:58,155 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 04:09:58,155 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [545921055] [2022-07-20 04:09:58,155 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [545921055] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 04:09:58,155 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 04:09:58,156 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-20 04:09:58,156 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1941774201] [2022-07-20 04:09:58,156 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 04:09:58,156 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-20 04:09:58,156 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 04:09:58,157 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-20 04:09:58,157 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-20 04:09:58,157 INFO L87 Difference]: Start difference. First operand 14595 states and 20070 transitions. Second operand has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 4 states have internal predecessors, (73), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-07-20 04:10:06,907 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 04:10:06,908 INFO L93 Difference]: Finished difference Result 18469 states and 26753 transitions. [2022-07-20 04:10:06,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-20 04:10:06,908 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 4 states have internal predecessors, (73), 2 states have call successors, (21), 4 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 150 [2022-07-20 04:10:06,909 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 04:10:06,963 INFO L225 Difference]: With dead ends: 18469 [2022-07-20 04:10:06,963 INFO L226 Difference]: Without dead ends: 18467 [2022-07-20 04:10:06,971 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-07-20 04:10:06,972 INFO L413 NwaCegarLoop]: 3805 mSDtfsCounter, 8641 mSDsluCounter, 4601 mSDsCounter, 0 mSdLazyCounter, 4880 mSolverCounterSat, 4734 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8993 SdHoareTripleChecker+Valid, 8406 SdHoareTripleChecker+Invalid, 9614 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4734 IncrementalHoareTripleChecker+Valid, 4880 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.4s IncrementalHoareTripleChecker+Time [2022-07-20 04:10:06,972 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8993 Valid, 8406 Invalid, 9614 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4734 Valid, 4880 Invalid, 0 Unknown, 0 Unchecked, 7.4s Time] [2022-07-20 04:10:06,985 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18467 states. [2022-07-20 04:10:07,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18467 to 14593. [2022-07-20 04:10:07,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14593 states, 10207 states have (on average 1.2500244929950035) internal successors, (12759), 10505 states have internal predecessors, (12759), 3301 states have call successors, (3301), 923 states have call predecessors, (3301), 1064 states have return successors, (4005), 3289 states have call predecessors, (4005), 3299 states have call successors, (4005) [2022-07-20 04:10:07,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14593 states to 14593 states and 20065 transitions. [2022-07-20 04:10:07,799 INFO L78 Accepts]: Start accepts. Automaton has 14593 states and 20065 transitions. Word has length 150 [2022-07-20 04:10:07,800 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 04:10:07,800 INFO L495 AbstractCegarLoop]: Abstraction has 14593 states and 20065 transitions. [2022-07-20 04:10:07,800 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 4 states have internal predecessors, (73), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-07-20 04:10:07,800 INFO L276 IsEmpty]: Start isEmpty. Operand 14593 states and 20065 transitions. [2022-07-20 04:10:07,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2022-07-20 04:10:07,802 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 04:10:07,802 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 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, 1, 1] [2022-07-20 04:10:07,802 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-07-20 04:10:07,803 INFO L420 AbstractCegarLoop]: === Iteration 21 === 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)] === [2022-07-20 04:10:07,803 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 04:10:07,803 INFO L85 PathProgramCache]: Analyzing trace with hash 12428918, now seen corresponding path program 1 times [2022-07-20 04:10:07,803 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 04:10:07,803 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [233046081] [2022-07-20 04:10:07,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 04:10:07,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 04:10:07,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:07,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-20 04:10:07,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:07,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-20 04:10:07,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:07,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-20 04:10:07,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:07,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-07-20 04:10:07,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:07,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-20 04:10:07,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:07,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-20 04:10:07,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:07,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:10:07,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:07,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-20 04:10:07,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:07,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-20 04:10:07,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:07,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-20 04:10:07,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:07,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-20 04:10:08,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:08,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-20 04:10:08,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:08,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-07-20 04:10:08,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:08,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-07-20 04:10:08,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:08,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-07-20 04:10:08,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:08,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-20 04:10:08,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:08,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-07-20 04:10:08,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:08,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-07-20 04:10:08,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:08,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-07-20 04:10:08,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:08,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-07-20 04:10:08,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:08,069 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-20 04:10:08,070 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 04:10:08,070 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [233046081] [2022-07-20 04:10:08,070 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [233046081] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 04:10:08,070 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 04:10:08,070 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-20 04:10:08,070 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [75383903] [2022-07-20 04:10:08,070 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 04:10:08,072 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-20 04:10:08,072 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 04:10:08,072 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-20 04:10:08,072 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-20 04:10:08,073 INFO L87 Difference]: Start difference. First operand 14593 states and 20065 transitions. Second operand has 6 states, 6 states have (on average 14.333333333333334) internal successors, (86), 4 states have internal predecessors, (86), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-07-20 04:10:19,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 04:10:19,761 INFO L93 Difference]: Finished difference Result 28397 states and 39827 transitions. [2022-07-20 04:10:19,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-07-20 04:10:19,762 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 14.333333333333334) internal successors, (86), 4 states have internal predecessors, (86), 2 states have call successors, (21), 4 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 138 [2022-07-20 04:10:19,762 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 04:10:19,867 INFO L225 Difference]: With dead ends: 28397 [2022-07-20 04:10:19,868 INFO L226 Difference]: Without dead ends: 28395 [2022-07-20 04:10:19,885 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-07-20 04:10:19,886 INFO L413 NwaCegarLoop]: 3751 mSDtfsCounter, 11777 mSDsluCounter, 1393 mSDsCounter, 0 mSdLazyCounter, 9967 mSolverCounterSat, 6394 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11881 SdHoareTripleChecker+Valid, 5144 SdHoareTripleChecker+Invalid, 16361 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6394 IncrementalHoareTripleChecker+Valid, 9967 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.0s IncrementalHoareTripleChecker+Time [2022-07-20 04:10:19,886 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11881 Valid, 5144 Invalid, 16361 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6394 Valid, 9967 Invalid, 0 Unknown, 0 Unchecked, 10.0s Time] [2022-07-20 04:10:19,910 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28395 states. [2022-07-20 04:10:21,411 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28395 to 28098. [2022-07-20 04:10:21,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28098 states, 19616 states have (on average 1.251121533442088) internal successors, (24542), 20227 states have internal predecessors, (24542), 6361 states have call successors, (6361), 1821 states have call predecessors, (6361), 2100 states have return successors, (8566), 6298 states have call predecessors, (8566), 6359 states have call successors, (8566) [2022-07-20 04:10:21,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28098 states to 28098 states and 39469 transitions. [2022-07-20 04:10:21,617 INFO L78 Accepts]: Start accepts. Automaton has 28098 states and 39469 transitions. Word has length 138 [2022-07-20 04:10:21,617 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 04:10:21,617 INFO L495 AbstractCegarLoop]: Abstraction has 28098 states and 39469 transitions. [2022-07-20 04:10:21,617 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.333333333333334) internal successors, (86), 4 states have internal predecessors, (86), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-07-20 04:10:21,618 INFO L276 IsEmpty]: Start isEmpty. Operand 28098 states and 39469 transitions. [2022-07-20 04:10:21,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2022-07-20 04:10:21,620 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 04:10:21,620 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 04:10:21,620 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-07-20 04:10:21,621 INFO L420 AbstractCegarLoop]: === Iteration 22 === 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)] === [2022-07-20 04:10:21,621 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 04:10:21,621 INFO L85 PathProgramCache]: Analyzing trace with hash 278420238, now seen corresponding path program 1 times [2022-07-20 04:10:21,621 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 04:10:21,621 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1572903347] [2022-07-20 04:10:21,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 04:10:21,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 04:10:21,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:21,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-20 04:10:21,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:21,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-20 04:10:21,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:21,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-20 04:10:21,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:21,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-07-20 04:10:21,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:21,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:10:21,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:21,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 04:10:21,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:21,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-20 04:10:21,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:21,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-07-20 04:10:21,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:21,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-20 04:10:21,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:21,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:10:21,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:21,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 04:10:21,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:21,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-20 04:10:21,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:21,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-20 04:10:21,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:21,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:10:21,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:21,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-07-20 04:10:21,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:21,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-07-20 04:10:21,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:21,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:10:21,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:21,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2022-07-20 04:10:21,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:21,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:10:21,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:21,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-07-20 04:10:21,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:21,954 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2022-07-20 04:10:21,955 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 04:10:21,955 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1572903347] [2022-07-20 04:10:21,955 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1572903347] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 04:10:21,955 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 04:10:21,955 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-20 04:10:21,955 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [118865741] [2022-07-20 04:10:21,955 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 04:10:21,956 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-20 04:10:21,956 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 04:10:21,956 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-20 04:10:21,956 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-20 04:10:21,956 INFO L87 Difference]: Start difference. First operand 28098 states and 39469 transitions. Second operand has 6 states, 6 states have (on average 12.666666666666666) internal successors, (76), 4 states have internal predecessors, (76), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-07-20 04:10:39,008 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 04:10:39,009 INFO L93 Difference]: Finished difference Result 36003 states and 53561 transitions. [2022-07-20 04:10:39,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-07-20 04:10:39,010 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.666666666666666) internal successors, (76), 4 states have internal predecessors, (76), 2 states have call successors, (21), 4 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 153 [2022-07-20 04:10:39,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 04:10:39,134 INFO L225 Difference]: With dead ends: 36003 [2022-07-20 04:10:39,135 INFO L226 Difference]: Without dead ends: 36001 [2022-07-20 04:10:39,151 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-07-20 04:10:39,152 INFO L413 NwaCegarLoop]: 4302 mSDtfsCounter, 12539 mSDsluCounter, 7324 mSDsCounter, 0 mSdLazyCounter, 10280 mSolverCounterSat, 7251 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13205 SdHoareTripleChecker+Valid, 11626 SdHoareTripleChecker+Invalid, 17531 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7251 IncrementalHoareTripleChecker+Valid, 10280 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.3s IncrementalHoareTripleChecker+Time [2022-07-20 04:10:39,152 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13205 Valid, 11626 Invalid, 17531 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7251 Valid, 10280 Invalid, 0 Unknown, 0 Unchecked, 14.3s Time] [2022-07-20 04:10:39,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36001 states. [2022-07-20 04:10:40,884 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36001 to 29340. [2022-07-20 04:10:40,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29340 states, 20514 states have (on average 1.252023008677001) internal successors, (25684), 21153 states have internal predecessors, (25684), 6555 states have call successors, (6555), 1821 states have call predecessors, (6555), 2250 states have return successors, (9398), 6602 states have call predecessors, (9398), 6553 states have call successors, (9398) [2022-07-20 04:10:41,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29340 states to 29340 states and 41637 transitions. [2022-07-20 04:10:41,070 INFO L78 Accepts]: Start accepts. Automaton has 29340 states and 41637 transitions. Word has length 153 [2022-07-20 04:10:41,071 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 04:10:41,071 INFO L495 AbstractCegarLoop]: Abstraction has 29340 states and 41637 transitions. [2022-07-20 04:10:41,071 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.666666666666666) internal successors, (76), 4 states have internal predecessors, (76), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-07-20 04:10:41,071 INFO L276 IsEmpty]: Start isEmpty. Operand 29340 states and 41637 transitions. [2022-07-20 04:10:41,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2022-07-20 04:10:41,091 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 04:10:41,091 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 6, 6, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 04:10:41,092 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-07-20 04:10:41,092 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)] === [2022-07-20 04:10:41,092 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 04:10:41,092 INFO L85 PathProgramCache]: Analyzing trace with hash -1500467922, now seen corresponding path program 1 times [2022-07-20 04:10:41,092 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 04:10:41,092 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1950932719] [2022-07-20 04:10:41,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 04:10:41,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 04:10:41,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:41,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-20 04:10:41,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:41,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-20 04:10:41,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:41,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-20 04:10:41,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:41,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-07-20 04:10:41,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:41,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-20 04:10:41,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:41,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-20 04:10:41,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:41,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:10:41,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:41,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-20 04:10:41,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:41,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-20 04:10:41,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:41,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-07-20 04:10:41,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:41,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-07-20 04:10:41,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:41,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:10:41,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:41,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 04:10:41,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:41,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-20 04:10:41,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:41,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-07-20 04:10:41,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:41,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-07-20 04:10:41,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:41,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:10:41,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:41,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 04:10:41,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:41,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-20 04:10:41,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:41,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-07-20 04:10:41,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:41,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-07-20 04:10:41,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:41,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:10:41,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:41,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 04:10:41,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:41,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-20 04:10:41,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:41,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-07-20 04:10:41,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:41,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-07-20 04:10:41,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:41,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:10:41,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:41,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:10:41,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:41,460 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 258 trivial. 0 not checked. [2022-07-20 04:10:41,460 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 04:10:41,460 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1950932719] [2022-07-20 04:10:41,460 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1950932719] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 04:10:41,460 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 04:10:41,460 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-07-20 04:10:41,461 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1257367401] [2022-07-20 04:10:41,461 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 04:10:41,461 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-07-20 04:10:41,461 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 04:10:41,462 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-07-20 04:10:41,462 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2022-07-20 04:10:41,462 INFO L87 Difference]: Start difference. First operand 29340 states and 41637 transitions. Second operand has 9 states, 9 states have (on average 8.11111111111111) internal successors, (73), 4 states have internal predecessors, (73), 2 states have call successors, (26), 6 states have call predecessors, (26), 2 states have return successors, (22), 2 states have call predecessors, (22), 1 states have call successors, (22) [2022-07-20 04:10:56,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 04:10:56,840 INFO L93 Difference]: Finished difference Result 61565 states and 91201 transitions. [2022-07-20 04:10:56,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-07-20 04:10:56,841 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.11111111111111) internal successors, (73), 4 states have internal predecessors, (73), 2 states have call successors, (26), 6 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 182 [2022-07-20 04:10:56,841 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 04:10:56,979 INFO L225 Difference]: With dead ends: 61565 [2022-07-20 04:10:56,979 INFO L226 Difference]: Without dead ends: 32242 [2022-07-20 04:10:57,122 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=77, Invalid=229, Unknown=0, NotChecked=0, Total=306 [2022-07-20 04:10:57,126 INFO L413 NwaCegarLoop]: 3575 mSDtfsCounter, 7245 mSDsluCounter, 2406 mSDsCounter, 0 mSdLazyCounter, 17066 mSolverCounterSat, 4647 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7245 SdHoareTripleChecker+Valid, 5981 SdHoareTripleChecker+Invalid, 21713 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4647 IncrementalHoareTripleChecker+Valid, 17066 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.6s IncrementalHoareTripleChecker+Time [2022-07-20 04:10:57,127 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7245 Valid, 5981 Invalid, 21713 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4647 Valid, 17066 Invalid, 0 Unknown, 0 Unchecked, 12.6s Time] [2022-07-20 04:10:57,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32242 states. [2022-07-20 04:10:58,839 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32242 to 29338. [2022-07-20 04:10:58,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29338 states, 20515 states have (on average 1.2516207652936875) internal successors, (25677), 21155 states have internal predecessors, (25677), 6547 states have call successors, (6547), 1821 states have call predecessors, (6547), 2255 states have return successors, (9405), 6598 states have call predecessors, (9405), 6545 states have call successors, (9405) [2022-07-20 04:10:59,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29338 states to 29338 states and 41629 transitions. [2022-07-20 04:10:59,059 INFO L78 Accepts]: Start accepts. Automaton has 29338 states and 41629 transitions. Word has length 182 [2022-07-20 04:10:59,059 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 04:10:59,059 INFO L495 AbstractCegarLoop]: Abstraction has 29338 states and 41629 transitions. [2022-07-20 04:10:59,060 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.11111111111111) internal successors, (73), 4 states have internal predecessors, (73), 2 states have call successors, (26), 6 states have call predecessors, (26), 2 states have return successors, (22), 2 states have call predecessors, (22), 1 states have call successors, (22) [2022-07-20 04:10:59,060 INFO L276 IsEmpty]: Start isEmpty. Operand 29338 states and 41629 transitions. [2022-07-20 04:10:59,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2022-07-20 04:10:59,079 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 04:10:59,079 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 04:10:59,079 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-07-20 04:10:59,080 INFO L420 AbstractCegarLoop]: === Iteration 24 === 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)] === [2022-07-20 04:10:59,080 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 04:10:59,080 INFO L85 PathProgramCache]: Analyzing trace with hash 840344490, now seen corresponding path program 1 times [2022-07-20 04:10:59,080 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 04:10:59,080 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1988056798] [2022-07-20 04:10:59,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 04:10:59,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 04:10:59,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:59,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-20 04:10:59,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:59,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-20 04:10:59,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:59,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-20 04:10:59,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:59,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-07-20 04:10:59,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:59,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:10:59,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:59,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 04:10:59,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:59,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-20 04:10:59,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:59,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-07-20 04:10:59,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:59,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-20 04:10:59,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:59,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:10:59,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:59,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 04:10:59,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:59,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-20 04:10:59,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:59,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-20 04:10:59,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:59,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:10:59,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:59,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-07-20 04:10:59,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:59,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-07-20 04:10:59,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:59,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:10:59,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:59,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2022-07-20 04:10:59,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:59,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:10:59,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:59,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-07-20 04:10:59,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:59,306 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2022-07-20 04:10:59,306 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 04:10:59,307 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1988056798] [2022-07-20 04:10:59,307 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1988056798] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 04:10:59,307 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 04:10:59,307 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-20 04:10:59,307 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1463714489] [2022-07-20 04:10:59,307 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 04:10:59,308 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-20 04:10:59,308 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 04:10:59,308 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-20 04:10:59,308 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-20 04:10:59,308 INFO L87 Difference]: Start difference. First operand 29338 states and 41629 transitions. Second operand has 6 states, 6 states have (on average 13.166666666666666) internal successors, (79), 4 states have internal predecessors, (79), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-07-20 04:11:07,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 04:11:07,761 INFO L93 Difference]: Finished difference Result 34902 states and 51870 transitions. [2022-07-20 04:11:07,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-20 04:11:07,762 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.166666666666666) internal successors, (79), 4 states have internal predecessors, (79), 2 states have call successors, (21), 4 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 156 [2022-07-20 04:11:07,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 04:11:07,909 INFO L225 Difference]: With dead ends: 34902 [2022-07-20 04:11:07,909 INFO L226 Difference]: Without dead ends: 34900 [2022-07-20 04:11:07,934 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-07-20 04:11:07,935 INFO L413 NwaCegarLoop]: 3782 mSDtfsCounter, 8352 mSDsluCounter, 4641 mSDsCounter, 0 mSdLazyCounter, 4815 mSolverCounterSat, 4607 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8706 SdHoareTripleChecker+Valid, 8423 SdHoareTripleChecker+Invalid, 9422 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4607 IncrementalHoareTripleChecker+Valid, 4815 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.2s IncrementalHoareTripleChecker+Time [2022-07-20 04:11:07,935 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8706 Valid, 8423 Invalid, 9422 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4607 Valid, 4815 Invalid, 0 Unknown, 0 Unchecked, 6.2s Time] [2022-07-20 04:11:07,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34900 states. [2022-07-20 04:11:09,775 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34900 to 29336. [2022-07-20 04:11:09,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29336 states, 20514 states have (on average 1.2512430535244223) internal successors, (25668), 21153 states have internal predecessors, (25668), 6547 states have call successors, (6547), 1821 states have call predecessors, (6547), 2255 states have return successors, (9405), 6598 states have call predecessors, (9405), 6545 states have call successors, (9405) [2022-07-20 04:11:09,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29336 states to 29336 states and 41620 transitions. [2022-07-20 04:11:09,953 INFO L78 Accepts]: Start accepts. Automaton has 29336 states and 41620 transitions. Word has length 156 [2022-07-20 04:11:09,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 04:11:09,953 INFO L495 AbstractCegarLoop]: Abstraction has 29336 states and 41620 transitions. [2022-07-20 04:11:09,953 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.166666666666666) internal successors, (79), 4 states have internal predecessors, (79), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-07-20 04:11:09,954 INFO L276 IsEmpty]: Start isEmpty. Operand 29336 states and 41620 transitions. [2022-07-20 04:11:09,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2022-07-20 04:11:09,957 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 04:11:09,958 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 04:11:09,958 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-07-20 04:11:09,958 INFO L420 AbstractCegarLoop]: === Iteration 25 === 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)] === [2022-07-20 04:11:09,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 04:11:09,958 INFO L85 PathProgramCache]: Analyzing trace with hash -142085225, now seen corresponding path program 1 times [2022-07-20 04:11:09,958 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 04:11:09,959 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [736521118] [2022-07-20 04:11:09,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 04:11:09,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 04:11:10,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:10,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-20 04:11:10,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:10,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-20 04:11:10,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:10,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-20 04:11:10,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:10,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-07-20 04:11:10,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:10,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-20 04:11:10,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:10,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-20 04:11:10,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:10,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:11:10,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:10,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-20 04:11:10,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:10,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-20 04:11:10,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:10,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-20 04:11:10,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:10,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-20 04:11:10,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:10,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-20 04:11:10,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:10,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-07-20 04:11:10,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:10,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-07-20 04:11:10,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:10,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-07-20 04:11:10,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:10,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-20 04:11:10,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:10,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-07-20 04:11:10,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:10,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-07-20 04:11:10,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:10,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-07-20 04:11:10,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:10,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-07-20 04:11:10,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:10,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-07-20 04:11:10,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:10,231 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-20 04:11:10,231 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 04:11:10,232 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [736521118] [2022-07-20 04:11:10,232 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [736521118] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 04:11:10,232 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 04:11:10,232 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-20 04:11:10,232 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [399657943] [2022-07-20 04:11:10,232 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 04:11:10,233 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-20 04:11:10,233 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 04:11:10,233 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-20 04:11:10,233 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-20 04:11:10,233 INFO L87 Difference]: Start difference. First operand 29336 states and 41620 transitions. Second operand has 6 states, 6 states have (on average 15.0) internal successors, (90), 4 states have internal predecessors, (90), 2 states have call successors, (22), 4 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21)