./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 791161d1 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-?-791161d [2022-07-23 04:21:30,441 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-23 04:21:30,443 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-23 04:21:30,478 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-23 04:21:30,479 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-23 04:21:30,480 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-23 04:21:30,481 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-23 04:21:30,482 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-23 04:21:30,483 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-23 04:21:30,484 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-23 04:21:30,485 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-23 04:21:30,485 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-23 04:21:30,486 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-23 04:21:30,486 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-23 04:21:30,487 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-23 04:21:30,488 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-23 04:21:30,489 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-23 04:21:30,489 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-23 04:21:30,491 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-23 04:21:30,492 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-23 04:21:30,493 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-23 04:21:30,493 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-23 04:21:30,494 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-23 04:21:30,495 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-23 04:21:30,495 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-23 04:21:30,497 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-23 04:21:30,497 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-23 04:21:30,498 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-23 04:21:30,498 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-23 04:21:30,499 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-23 04:21:30,499 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-23 04:21:30,500 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-23 04:21:30,500 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-23 04:21:30,501 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-23 04:21:30,501 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-23 04:21:30,502 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-23 04:21:30,502 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-23 04:21:30,503 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-23 04:21:30,503 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-23 04:21:30,503 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-23 04:21:30,504 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-23 04:21:30,505 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-23 04:21:30,505 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-23 04:21:30,520 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-23 04:21:30,521 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-23 04:21:30,521 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-23 04:21:30,521 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-23 04:21:30,522 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-23 04:21:30,522 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-23 04:21:30,523 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-23 04:21:30,523 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-23 04:21:30,523 INFO L138 SettingsManager]: * Use SBE=true [2022-07-23 04:21:30,523 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-23 04:21:30,523 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-23 04:21:30,524 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-23 04:21:30,524 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-23 04:21:30,524 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-23 04:21:30,524 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-23 04:21:30,524 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-23 04:21:30,525 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-23 04:21:30,525 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-23 04:21:30,525 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-23 04:21:30,525 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-23 04:21:30,525 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-23 04:21:30,526 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-23 04:21:30,526 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-23 04:21:30,526 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-23 04:21:30,526 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-23 04:21:30,526 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-23 04:21:30,527 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-23 04:21:30,527 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-23 04:21:30,527 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-23 04:21:30,527 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-23 04:21:30,527 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c2e40c074e34eae853879e913dea35acffb5001042b37759d8583ab68da2fb52 [2022-07-23 04:21:30,711 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-23 04:21:30,730 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-23 04:21:30,745 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-23 04:21:30,746 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-23 04:21:30,746 INFO L275 PluginConnector]: CDTParser initialized [2022-07-23 04:21:30,747 INFO L432 ainManager$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 [2022-07-23 04:21:30,811 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d52bc8f2a/1a3d6d8f6db34cefb39a317b29ccfcbe/FLAG8c022dafc [2022-07-23 04:21:31,584 INFO L306 CDTParser]: Found 1 translation units. [2022-07-23 04:21:31,584 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 [2022-07-23 04:21:31,636 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d52bc8f2a/1a3d6d8f6db34cefb39a317b29ccfcbe/FLAG8c022dafc [2022-07-23 04:21:31,830 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d52bc8f2a/1a3d6d8f6db34cefb39a317b29ccfcbe [2022-07-23 04:21:31,832 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-23 04:21:31,834 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-23 04:21:31,835 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-23 04:21:31,836 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-23 04:21:31,838 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-23 04:21:31,839 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 04:21:31" (1/1) ... [2022-07-23 04:21:31,841 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36c05f03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 04:21:31, skipping insertion in model container [2022-07-23 04:21:31,841 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 04:21:31" (1/1) ... [2022-07-23 04:21:31,846 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-23 04:21:31,990 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-23 04:21:37,247 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] [2022-07-23 04:21:37,250 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] [2022-07-23 04:21:37,250 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] [2022-07-23 04:21:37,250 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] [2022-07-23 04:21:37,251 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] [2022-07-23 04:21:37,251 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] [2022-07-23 04:21:37,251 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] [2022-07-23 04:21:37,252 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] [2022-07-23 04:21:37,252 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] [2022-07-23 04:21:37,252 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] [2022-07-23 04:21:37,253 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] [2022-07-23 04:21:37,253 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] [2022-07-23 04:21:37,253 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] [2022-07-23 04:21:37,254 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] [2022-07-23 04:21:37,254 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] [2022-07-23 04:21:37,254 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] [2022-07-23 04:21:37,255 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] [2022-07-23 04:21:37,255 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] [2022-07-23 04:21:37,255 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] [2022-07-23 04:21:37,256 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] [2022-07-23 04:21:37,256 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] [2022-07-23 04:21:37,256 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] [2022-07-23 04:21:37,256 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] [2022-07-23 04:21:37,257 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] [2022-07-23 04:21:37,257 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] [2022-07-23 04:21:37,257 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] [2022-07-23 04:21:37,258 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] [2022-07-23 04:21:37,258 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] [2022-07-23 04:21:37,259 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] [2022-07-23 04:21:37,259 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] [2022-07-23 04:21:37,259 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] [2022-07-23 04:21:37,260 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] [2022-07-23 04:21:37,260 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] [2022-07-23 04:21:37,260 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] [2022-07-23 04:21:37,261 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] [2022-07-23 04:21:37,261 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] [2022-07-23 04:21:37,262 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] [2022-07-23 04:21:37,262 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] [2022-07-23 04:21:37,262 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] [2022-07-23 04:21:37,263 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] [2022-07-23 04:21:37,263 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] [2022-07-23 04:21:37,263 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] [2022-07-23 04:21:37,264 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] [2022-07-23 04:21:37,264 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] [2022-07-23 04:21:37,264 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] [2022-07-23 04:21:37,265 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] [2022-07-23 04:21:37,265 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] [2022-07-23 04:21:37,265 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] [2022-07-23 04:21:37,266 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] [2022-07-23 04:21:37,266 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] [2022-07-23 04:21:37,266 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] [2022-07-23 04:21:37,266 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] [2022-07-23 04:21:37,267 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] [2022-07-23 04:21:37,269 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[560767,560780] [2022-07-23 04:21:37,269 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[560929,560942] [2022-07-23 04:21:37,269 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[561088,561101] [2022-07-23 04:21:37,270 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[561234,561247] [2022-07-23 04:21:37,270 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[561377,561390] [2022-07-23 04:21:37,270 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[561521,561534] [2022-07-23 04:21:37,271 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[561664,561677] [2022-07-23 04:21:37,272 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[561808,561821] [2022-07-23 04:21:37,272 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[561949,561962] [2022-07-23 04:21:37,272 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[562087,562100] [2022-07-23 04:21:37,273 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[562245,562258] [2022-07-23 04:21:37,274 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[562404,562417] [2022-07-23 04:21:37,274 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[562560,562573] [2022-07-23 04:21:37,275 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[562709,562722] [2022-07-23 04:21:37,275 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[562861,562874] [2022-07-23 04:21:37,275 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[563012,563025] [2022-07-23 04:21:37,275 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[563161,563174] [2022-07-23 04:21:37,276 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] [2022-07-23 04:21:37,276 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] [2022-07-23 04:21:37,277 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] [2022-07-23 04:21:37,277 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] [2022-07-23 04:21:37,277 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] [2022-07-23 04:21:37,278 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] [2022-07-23 04:21:37,278 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] [2022-07-23 04:21:37,278 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] [2022-07-23 04:21:37,279 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] [2022-07-23 04:21:37,280 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] [2022-07-23 04:21:37,280 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] [2022-07-23 04:21:37,280 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] [2022-07-23 04:21:37,281 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[565182,565195] [2022-07-23 04:21:37,281 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[565332,565345] [2022-07-23 04:21:37,281 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[565479,565492] [2022-07-23 04:21:37,281 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[565640,565653] [2022-07-23 04:21:37,282 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[565810,565823] [2022-07-23 04:21:37,282 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[565972,565985] [2022-07-23 04:21:37,293 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-23 04:21:37,347 INFO L203 MainTranslator]: Completed pre-run [2022-07-23 04:21:37,714 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] [2022-07-23 04:21:37,716 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] [2022-07-23 04:21:37,716 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] [2022-07-23 04:21:37,717 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] [2022-07-23 04:21:37,718 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] [2022-07-23 04:21:37,718 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] [2022-07-23 04:21:37,719 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] [2022-07-23 04:21:37,719 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] [2022-07-23 04:21:37,720 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] [2022-07-23 04:21:37,720 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] [2022-07-23 04:21:37,720 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] [2022-07-23 04:21:37,721 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] [2022-07-23 04:21:37,721 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] [2022-07-23 04:21:37,721 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] [2022-07-23 04:21:37,722 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] [2022-07-23 04:21:37,722 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] [2022-07-23 04:21:37,722 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] [2022-07-23 04:21:37,722 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] [2022-07-23 04:21:37,723 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] [2022-07-23 04:21:37,724 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] [2022-07-23 04:21:37,724 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] [2022-07-23 04:21:37,724 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] [2022-07-23 04:21:37,725 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] [2022-07-23 04:21:37,725 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] [2022-07-23 04:21:37,725 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] [2022-07-23 04:21:37,726 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] [2022-07-23 04:21:37,726 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] [2022-07-23 04:21:37,726 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] [2022-07-23 04:21:37,727 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] [2022-07-23 04:21:37,727 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] [2022-07-23 04:21:37,727 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] [2022-07-23 04:21:37,727 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] [2022-07-23 04:21:37,728 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] [2022-07-23 04:21:37,728 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] [2022-07-23 04:21:37,728 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] [2022-07-23 04:21:37,729 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] [2022-07-23 04:21:37,729 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] [2022-07-23 04:21:37,730 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] [2022-07-23 04:21:37,730 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] [2022-07-23 04:21:37,730 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] [2022-07-23 04:21:37,731 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] [2022-07-23 04:21:37,731 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] [2022-07-23 04:21:37,732 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] [2022-07-23 04:21:37,732 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] [2022-07-23 04:21:37,732 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] [2022-07-23 04:21:37,732 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] [2022-07-23 04:21:37,733 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] [2022-07-23 04:21:37,733 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] [2022-07-23 04:21:37,734 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] [2022-07-23 04:21:37,734 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] [2022-07-23 04:21:37,734 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] [2022-07-23 04:21:37,734 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] [2022-07-23 04:21:37,735 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] [2022-07-23 04:21:37,735 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] [2022-07-23 04:21:37,735 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] [2022-07-23 04:21:37,736 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] [2022-07-23 04:21:37,736 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] [2022-07-23 04:21:37,736 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] [2022-07-23 04:21:37,737 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] [2022-07-23 04:21:37,737 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] [2022-07-23 04:21:37,737 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] [2022-07-23 04:21:37,738 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] [2022-07-23 04:21:37,741 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] [2022-07-23 04:21:37,743 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] [2022-07-23 04:21:37,744 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] [2022-07-23 04:21:37,744 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] [2022-07-23 04:21:37,745 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] [2022-07-23 04:21:37,745 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] [2022-07-23 04:21:37,745 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] [2022-07-23 04:21:37,745 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] [2022-07-23 04:21:37,746 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] [2022-07-23 04:21:37,746 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] [2022-07-23 04:21:37,750 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[563614,563627] [2022-07-23 04:21:37,750 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[563765,563778] [2022-07-23 04:21:37,750 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[563915,563928] [2022-07-23 04:21:37,751 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[564062,564075] [2022-07-23 04:21:37,751 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[564213,564226] [2022-07-23 04:21:37,751 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[564364,564377] [2022-07-23 04:21:37,752 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[564512,564525] [2022-07-23 04:21:37,753 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[564678,564691] [2022-07-23 04:21:37,753 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[564847,564860] [2022-07-23 04:21:37,754 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[565014,565027] [2022-07-23 04:21:37,754 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[565182,565195] [2022-07-23 04:21:37,754 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[565332,565345] [2022-07-23 04:21:37,755 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[565479,565492] [2022-07-23 04:21:37,755 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[565640,565653] [2022-07-23 04:21:37,755 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[565810,565823] [2022-07-23 04:21:37,756 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[565972,565985] [2022-07-23 04:21:37,761 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-23 04:21:38,051 INFO L208 MainTranslator]: Completed translation [2022-07-23 04:21:38,052 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 04:21:38 WrapperNode [2022-07-23 04:21:38,052 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-23 04:21:38,053 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-23 04:21:38,053 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-23 04:21:38,053 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-23 04:21:38,059 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 04:21:38" (1/1) ... [2022-07-23 04:21:38,159 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 04:21:38" (1/1) ... [2022-07-23 04:21:38,339 INFO L137 Inliner]: procedures = 918, calls = 3168, calls flagged for inlining = 418, calls inlined = 342, statements flattened = 8058 [2022-07-23 04:21:38,340 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-23 04:21:38,341 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-23 04:21:38,342 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-23 04:21:38,342 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-23 04:21:38,348 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 04:21:38" (1/1) ... [2022-07-23 04:21:38,349 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 04:21:38" (1/1) ... [2022-07-23 04:21:38,377 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 04:21:38" (1/1) ... [2022-07-23 04:21:38,378 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 04:21:38" (1/1) ... [2022-07-23 04:21:38,522 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 04:21:38" (1/1) ... [2022-07-23 04:21:38,541 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 04:21:38" (1/1) ... [2022-07-23 04:21:38,578 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 04:21:38" (1/1) ... [2022-07-23 04:21:38,619 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-23 04:21:38,620 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-23 04:21:38,620 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-23 04:21:38,620 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-23 04:21:38,621 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 04:21:38" (1/1) ... [2022-07-23 04:21:38,627 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-23 04:21:38,635 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 04:21:38,649 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) [2022-07-23 04:21:38,654 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 [2022-07-23 04:21:38,673 INFO L130 BoogieDeclarations]: Found specification of procedure nla_get_u32 [2022-07-23 04:21:38,673 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_get_u32 [2022-07-23 04:21:38,674 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_total_size [2022-07-23 04:21:38,674 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_total_size [2022-07-23 04:21:38,674 INFO L130 BoogieDeclarations]: Found specification of procedure team_mode_option_get [2022-07-23 04:21:38,674 INFO L138 BoogieDeclarations]: Found implementation of procedure team_mode_option_get [2022-07-23 04:21:38,674 INFO L130 BoogieDeclarations]: Found specification of procedure __team_change_mode [2022-07-23 04:21:38,674 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_change_mode [2022-07-23 04:21:38,674 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put_u32 [2022-07-23 04:21:38,674 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put_u32 [2022-07-23 04:21:38,675 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_131 [2022-07-23 04:21:38,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_131 [2022-07-23 04:21:38,675 INFO L130 BoogieDeclarations]: Found specification of procedure team_init [2022-07-23 04:21:38,675 INFO L138 BoogieDeclarations]: Found implementation of procedure team_init [2022-07-23 04:21:38,675 INFO L130 BoogieDeclarations]: Found specification of procedure team_notify_peers_interval_set [2022-07-23 04:21:38,675 INFO L138 BoogieDeclarations]: Found implementation of procedure team_notify_peers_interval_set [2022-07-23 04:21:38,675 INFO L130 BoogieDeclarations]: Found specification of procedure team_del_slave [2022-07-23 04:21:38,675 INFO L138 BoogieDeclarations]: Found implementation of procedure team_del_slave [2022-07-23 04:21:38,675 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_if_positive [2022-07-23 04:21:38,676 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_if_positive [2022-07-23 04:21:38,676 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-07-23 04:21:38,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-07-23 04:21:38,676 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-07-23 04:21:38,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-07-23 04:21:38,676 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2022-07-23 04:21:38,676 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2022-07-23 04:21:38,676 INFO L130 BoogieDeclarations]: Found specification of procedure free_percpu [2022-07-23 04:21:38,676 INFO L138 BoogieDeclarations]: Found implementation of procedure free_percpu [2022-07-23 04:21:38,677 INFO L130 BoogieDeclarations]: Found specification of procedure team_priority_option_get [2022-07-23 04:21:38,677 INFO L138 BoogieDeclarations]: Found implementation of procedure team_priority_option_get [2022-07-23 04:21:38,677 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_net_rtnetlink__double_lock [2022-07-23 04:21:38,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_net_rtnetlink__double_lock [2022-07-23 04:21:38,677 INFO L130 BoogieDeclarations]: Found specification of procedure team_queue_override_fini [2022-07-23 04:21:38,677 INFO L138 BoogieDeclarations]: Found implementation of procedure team_queue_override_fini [2022-07-23 04:21:38,677 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-07-23 04:21:38,677 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-07-23 04:21:38,677 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_get_rtnl [2022-07-23 04:21:38,677 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_get_rtnl [2022-07-23 04:21:38,678 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2022-07-23 04:21:38,678 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2022-07-23 04:21:38,678 INFO L130 BoogieDeclarations]: Found specification of procedure team_set_mac_address [2022-07-23 04:21:38,678 INFO L138 BoogieDeclarations]: Found implementation of procedure team_set_mac_address [2022-07-23 04:21:38,678 INFO L130 BoogieDeclarations]: Found specification of procedure team_notify_peers_count_set [2022-07-23 04:21:38,678 INFO L138 BoogieDeclarations]: Found implementation of procedure team_notify_peers_count_set [2022-07-23 04:21:38,678 INFO L130 BoogieDeclarations]: Found specification of procedure team_add_slave [2022-07-23 04:21:38,678 INFO L138 BoogieDeclarations]: Found implementation of procedure team_add_slave [2022-07-23 04:21:38,678 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add [2022-07-23 04:21:38,679 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add [2022-07-23 04:21:38,679 INFO L130 BoogieDeclarations]: Found specification of procedure __team_option_inst_del_option [2022-07-23 04:21:38,679 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_option_inst_del_option [2022-07-23 04:21:38,679 INFO L130 BoogieDeclarations]: Found specification of procedure team_mode_put [2022-07-23 04:21:38,679 INFO L138 BoogieDeclarations]: Found implementation of procedure team_mode_put [2022-07-23 04:21:38,679 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-07-23 04:21:38,679 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-07-23 04:21:38,679 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2022-07-23 04:21:38,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2022-07-23 04:21:38,680 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_new [2022-07-23 04:21:38,680 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_new [2022-07-23 04:21:38,680 INFO L130 BoogieDeclarations]: Found specification of procedure team_notify_peers [2022-07-23 04:21:38,680 INFO L138 BoogieDeclarations]: Found implementation of procedure team_notify_peers [2022-07-23 04:21:38,680 INFO L130 BoogieDeclarations]: Found specification of procedure hlist_del_rcu [2022-07-23 04:21:38,680 INFO L138 BoogieDeclarations]: Found implementation of procedure hlist_del_rcu [2022-07-23 04:21:38,680 INFO L130 BoogieDeclarations]: Found specification of procedure __team_netpoll_cleanup [2022-07-23 04:21:38,680 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_netpoll_cleanup [2022-07-23 04:21:38,680 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-07-23 04:21:38,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-07-23 04:21:38,681 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-07-23 04:21:38,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-07-23 04:21:38,681 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put_u8 [2022-07-23 04:21:38,681 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put_u8 [2022-07-23 04:21:38,681 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-23 04:21:38,681 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2022-07-23 04:21:38,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2022-07-23 04:21:38,682 INFO L130 BoogieDeclarations]: Found specification of procedure __find_mode [2022-07-23 04:21:38,682 INFO L138 BoogieDeclarations]: Found implementation of procedure __find_mode [2022-07-23 04:21:38,682 INFO L130 BoogieDeclarations]: Found specification of procedure team_ethtool_get_drvinfo [2022-07-23 04:21:38,682 INFO L138 BoogieDeclarations]: Found implementation of procedure team_ethtool_get_drvinfo [2022-07-23 04:21:38,682 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2022-07-23 04:21:38,682 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2022-07-23 04:21:38,682 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_put [2022-07-23 04:21:38,682 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_put [2022-07-23 04:21:38,682 INFO L130 BoogieDeclarations]: Found specification of procedure team_set_rx_mode [2022-07-23 04:21:38,683 INFO L138 BoogieDeclarations]: Found implementation of procedure team_set_rx_mode [2022-07-23 04:21:38,683 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-07-23 04:21:38,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-07-23 04:21:38,683 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2022-07-23 04:21:38,683 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2022-07-23 04:21:38,683 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-23 04:21:38,683 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2022-07-23 04:21:38,683 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2022-07-23 04:21:38,683 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-23 04:21:38,684 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-07-23 04:21:38,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-07-23 04:21:38,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-23 04:21:38,684 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-07-23 04:21:38,684 INFO L130 BoogieDeclarations]: Found specification of procedure team_user_linkup_en_option_get [2022-07-23 04:21:38,684 INFO L138 BoogieDeclarations]: Found implementation of procedure team_user_linkup_en_option_get [2022-07-23 04:21:38,684 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_en_option_set [2022-07-23 04:21:38,684 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_en_option_set [2022-07-23 04:21:38,684 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_48 [2022-07-23 04:21:38,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_48 [2022-07-23 04:21:38,685 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_cmd_options_set [2022-07-23 04:21:38,685 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_cmd_options_set [2022-07-23 04:21:38,685 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-07-23 04:21:38,685 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-07-23 04:21:38,685 INFO L130 BoogieDeclarations]: Found specification of procedure team_queue_id_option_get [2022-07-23 04:21:38,685 INFO L138 BoogieDeclarations]: Found implementation of procedure team_queue_id_option_get [2022-07-23 04:21:38,685 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_del [2022-07-23 04:21:38,685 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_del [2022-07-23 04:21:38,685 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2022-07-23 04:21:38,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2022-07-23 04:21:38,686 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_lock_of_team [2022-07-23 04:21:38,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_lock_of_team [2022-07-23 04:21:38,686 INFO L130 BoogieDeclarations]: Found specification of procedure team_mcast_rejoin [2022-07-23 04:21:38,686 INFO L138 BoogieDeclarations]: Found implementation of procedure team_mcast_rejoin [2022-07-23 04:21:38,686 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2022-07-23 04:21:38,686 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2022-07-23 04:21:38,686 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-23 04:21:38,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-23 04:21:38,686 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_cmd_noop [2022-07-23 04:21:38,687 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_cmd_noop [2022-07-23 04:21:38,687 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_set_orig_dev_addr [2022-07-23 04:21:38,687 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_set_orig_dev_addr [2022-07-23 04:21:38,687 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_fill_one_port_get [2022-07-23 04:21:38,687 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_fill_one_port_get [2022-07-23 04:21:38,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-23 04:21:38,687 INFO L130 BoogieDeclarations]: Found specification of procedure team_options_register [2022-07-23 04:21:38,687 INFO L138 BoogieDeclarations]: Found implementation of procedure team_options_register [2022-07-23 04:21:38,687 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_11 [2022-07-23 04:21:38,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_11 [2022-07-23 04:21:38,688 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-07-23 04:21:38,688 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-07-23 04:21:38,688 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_trim [2022-07-23 04:21:38,688 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_trim [2022-07-23 04:21:38,688 INFO L130 BoogieDeclarations]: Found specification of procedure __team_option_inst_add_option [2022-07-23 04:21:38,688 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_option_inst_add_option [2022-07-23 04:21:38,688 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-07-23 04:21:38,688 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_rcu [2022-07-23 04:21:38,688 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_rcu [2022-07-23 04:21:38,689 INFO L130 BoogieDeclarations]: Found specification of procedure nla_nest_cancel [2022-07-23 04:21:38,689 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_nest_cancel [2022-07-23 04:21:38,689 INFO L130 BoogieDeclarations]: Found specification of procedure hlist_add_head_rcu [2022-07-23 04:21:38,689 INFO L138 BoogieDeclarations]: Found implementation of procedure hlist_add_head_rcu [2022-07-23 04:21:38,689 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_36 [2022-07-23 04:21:38,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_36 [2022-07-23 04:21:38,689 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-23 04:21:38,689 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-23 04:21:38,689 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_team_get [2022-07-23 04:21:38,689 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_team_get [2022-07-23 04:21:38,690 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_29 [2022-07-23 04:21:38,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_29 [2022-07-23 04:21:38,690 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2022-07-23 04:21:38,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2022-07-23 04:21:38,690 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_for_read_section [2022-07-23 04:21:38,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_for_read_section [2022-07-23 04:21:38,690 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_en_option_get [2022-07-23 04:21:38,690 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_en_option_get [2022-07-23 04:21:38,690 INFO L130 BoogieDeclarations]: Found specification of procedure nla_len [2022-07-23 04:21:38,690 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_len [2022-07-23 04:21:38,691 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2022-07-23 04:21:38,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2022-07-23 04:21:38,691 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-23 04:21:38,691 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-07-23 04:21:38,691 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-07-23 04:21:38,691 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2022-07-23 04:21:38,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2022-07-23 04:21:38,691 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_enable_netpoll [2022-07-23 04:21:38,691 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_enable_netpoll [2022-07-23 04:21:38,691 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-23 04:21:38,692 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail_rcu [2022-07-23 04:21:38,692 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail_rcu [2022-07-23 04:21:38,692 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_cmd_options_get [2022-07-23 04:21:38,692 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_cmd_options_get [2022-07-23 04:21:38,692 INFO L130 BoogieDeclarations]: Found specification of procedure team_user_linkup_en_option_set [2022-07-23 04:21:38,692 INFO L138 BoogieDeclarations]: Found implementation of procedure team_user_linkup_en_option_set [2022-07-23 04:21:38,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_module_put [2022-07-23 04:21:38,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_module_put [2022-07-23 04:21:38,692 INFO L130 BoogieDeclarations]: Found specification of procedure __team_find_option [2022-07-23 04:21:38,692 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_find_option [2022-07-23 04:21:38,693 INFO L130 BoogieDeclarations]: Found specification of procedure nla_data [2022-07-23 04:21:38,693 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_data [2022-07-23 04:21:38,693 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-07-23 04:21:38,693 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-07-23 04:21:38,693 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-07-23 04:21:38,693 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-07-23 04:21:38,693 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-07-23 04:21:38,693 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-07-23 04:21:38,694 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_fill_one_option_get [2022-07-23 04:21:38,694 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_fill_one_option_get [2022-07-23 04:21:38,739 INFO L130 BoogieDeclarations]: Found specification of procedure team_mcast_rejoin_interval_set [2022-07-23 04:21:38,739 INFO L138 BoogieDeclarations]: Found implementation of procedure team_mcast_rejoin_interval_set [2022-07-23 04:21:38,739 INFO L130 BoogieDeclarations]: Found specification of procedure team_is_mode_set [2022-07-23 04:21:38,739 INFO L138 BoogieDeclarations]: Found implementation of procedure team_is_mode_set [2022-07-23 04:21:38,739 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-07-23 04:21:38,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-07-23 04:21:38,739 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_change_check [2022-07-23 04:21:38,739 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_change_check [2022-07-23 04:21:38,739 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-07-23 04:21:38,740 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-07-23 04:21:38,740 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netdev_rx_handler_register_149 [2022-07-23 04:21:38,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netdev_rx_handler_register_149 [2022-07-23 04:21:38,740 INFO L130 BoogieDeclarations]: Found specification of procedure __team_compute_features [2022-07-23 04:21:38,740 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_compute_features [2022-07-23 04:21:38,740 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-07-23 04:21:38,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-07-23 04:21:38,740 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2022-07-23 04:21:38,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2022-07-23 04:21:38,740 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_leave [2022-07-23 04:21:38,740 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_leave [2022-07-23 04:21:38,740 INFO L130 BoogieDeclarations]: Found specification of procedure __send_and_alloc_skb [2022-07-23 04:21:38,740 INFO L138 BoogieDeclarations]: Found implementation of procedure __send_and_alloc_skb [2022-07-23 04:21:38,740 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-07-23 04:21:38,740 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-07-23 04:21:38,740 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_held [2022-07-23 04:21:38,740 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_held [2022-07-23 04:21:38,740 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-07-23 04:21:38,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-07-23 04:21:38,741 INFO L130 BoogieDeclarations]: Found specification of procedure genlmsg_cancel [2022-07-23 04:21:38,741 INFO L138 BoogieDeclarations]: Found implementation of procedure genlmsg_cancel [2022-07-23 04:21:38,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-23 04:21:38,741 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-23 04:21:38,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-23 04:21:38,741 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_send_options_get [2022-07-23 04:21:38,741 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_send_options_get [2022-07-23 04:21:38,741 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_increment_features [2022-07-23 04:21:38,741 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_increment_features [2022-07-23 04:21:38,741 INFO L130 BoogieDeclarations]: Found specification of procedure team_open [2022-07-23 04:21:38,741 INFO L138 BoogieDeclarations]: Found implementation of procedure team_open [2022-07-23 04:21:38,741 INFO L130 BoogieDeclarations]: Found specification of procedure __team_option_inst_add_port [2022-07-23 04:21:38,741 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_option_inst_add_port [2022-07-23 04:21:38,741 INFO L130 BoogieDeclarations]: Found specification of procedure __team_queue_override_port_add [2022-07-23 04:21:38,741 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_queue_override_port_add [2022-07-23 04:21:38,741 INFO L130 BoogieDeclarations]: Found specification of procedure __team_options_change_check [2022-07-23 04:21:38,741 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_options_change_check [2022-07-23 04:21:38,741 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_next [2022-07-23 04:21:38,742 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_next [2022-07-23 04:21:38,742 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put [2022-07-23 04:21:38,742 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put [2022-07-23 04:21:38,742 INFO L130 BoogieDeclarations]: Found specification of procedure team_notify_peers_count_get [2022-07-23 04:21:38,742 INFO L138 BoogieDeclarations]: Found implementation of procedure team_notify_peers_count_get [2022-07-23 04:21:38,742 INFO L130 BoogieDeclarations]: Found specification of procedure team_validate [2022-07-23 04:21:38,742 INFO L138 BoogieDeclarations]: Found implementation of procedure team_validate [2022-07-23 04:21:38,742 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put_flag [2022-07-23 04:21:38,742 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put_flag [2022-07-23 04:21:38,742 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_past_rtnl_unlock [2022-07-23 04:21:38,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_past_rtnl_unlock [2022-07-23 04:21:38,742 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_disable_netpoll [2022-07-23 04:21:38,742 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_disable_netpoll [2022-07-23 04:21:38,742 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_enter [2022-07-23 04:21:38,742 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_enter [2022-07-23 04:21:38,742 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2022-07-23 04:21:38,742 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put_string [2022-07-23 04:21:38,742 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put_string [2022-07-23 04:21:38,742 INFO L130 BoogieDeclarations]: Found specification of procedure team_close [2022-07-23 04:21:38,743 INFO L138 BoogieDeclarations]: Found implementation of procedure team_close [2022-07-23 04:21:38,743 INFO L130 BoogieDeclarations]: Found specification of procedure __team_option_inst_add [2022-07-23 04:21:38,743 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_option_inst_add [2022-07-23 04:21:38,743 INFO L130 BoogieDeclarations]: Found specification of procedure team_mcast_rejoin_count_get [2022-07-23 04:21:38,743 INFO L138 BoogieDeclarations]: Found implementation of procedure team_mcast_rejoin_count_get [2022-07-23 04:21:38,743 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2022-07-23 04:21:38,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2022-07-23 04:21:38,743 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_send_port_list_get [2022-07-23 04:21:38,743 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_send_port_list_get [2022-07-23 04:21:38,743 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-07-23 04:21:38,743 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-07-23 04:21:38,743 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_130 [2022-07-23 04:21:38,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_130 [2022-07-23 04:21:38,743 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-07-23 04:21:38,743 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-07-23 04:21:38,743 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-23 04:21:38,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-23 04:21:38,743 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_cmd_port_list_get [2022-07-23 04:21:38,743 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_cmd_port_list_get [2022-07-23 04:21:38,744 INFO L130 BoogieDeclarations]: Found specification of procedure team_option_set [2022-07-23 04:21:38,744 INFO L138 BoogieDeclarations]: Found implementation of procedure team_option_set [2022-07-23 04:21:38,744 INFO L130 BoogieDeclarations]: Found specification of procedure team_netpoll_setup [2022-07-23 04:21:38,744 INFO L138 BoogieDeclarations]: Found implementation of procedure team_netpoll_setup [2022-07-23 04:21:38,744 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_rtnl_trylock [2022-07-23 04:21:38,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_rtnl_trylock [2022-07-23 04:21:38,744 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2022-07-23 04:21:38,744 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2022-07-23 04:21:38,744 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2022-07-23 04:21:38,744 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2022-07-23 04:21:38,744 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2022-07-23 04:21:38,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2022-07-23 04:21:38,744 INFO L130 BoogieDeclarations]: Found specification of procedure __team_queue_override_enabled_check [2022-07-23 04:21:38,744 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_queue_override_enabled_check [2022-07-23 04:21:38,744 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2022-07-23 04:21:38,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2022-07-23 04:21:38,744 INFO L130 BoogieDeclarations]: Found specification of procedure team_netpoll_cleanup [2022-07-23 04:21:38,744 INFO L138 BoogieDeclarations]: Found implementation of procedure team_netpoll_cleanup [2022-07-23 04:21:38,744 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_mtu [2022-07-23 04:21:38,744 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_mtu [2022-07-23 04:21:38,745 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-07-23 04:21:38,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-07-23 04:21:38,745 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-23 04:21:38,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-23 04:21:38,745 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2022-07-23 04:21:38,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2022-07-23 04:21:38,745 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_add [2022-07-23 04:21:38,745 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_add [2022-07-23 04:21:38,745 INFO L130 BoogieDeclarations]: Found specification of procedure genlmsg_unicast [2022-07-23 04:21:38,745 INFO L138 BoogieDeclarations]: Found implementation of procedure genlmsg_unicast [2022-07-23 04:21:38,745 INFO L130 BoogieDeclarations]: Found specification of procedure nla_nest_end [2022-07-23 04:21:38,745 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_nest_end [2022-07-23 04:21:38,745 INFO L130 BoogieDeclarations]: Found specification of procedure team_poll_controller [2022-07-23 04:21:38,745 INFO L138 BoogieDeclarations]: Found implementation of procedure team_poll_controller [2022-07-23 04:21:38,745 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-23 04:21:38,745 INFO L130 BoogieDeclarations]: Found specification of procedure __team_options_unregister [2022-07-23 04:21:38,746 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_options_unregister [2022-07-23 04:21:38,746 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-07-23 04:21:38,746 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-07-23 04:21:38,746 INFO L130 BoogieDeclarations]: Found specification of procedure team_queue_id_option_set [2022-07-23 04:21:38,746 INFO L138 BoogieDeclarations]: Found implementation of procedure team_queue_id_option_set [2022-07-23 04:21:38,746 INFO L130 BoogieDeclarations]: Found specification of procedure team_refresh_port_linkup [2022-07-23 04:21:38,746 INFO L138 BoogieDeclarations]: Found implementation of procedure team_refresh_port_linkup [2022-07-23 04:21:38,746 INFO L130 BoogieDeclarations]: Found specification of procedure team_user_linkup_option_set [2022-07-23 04:21:38,746 INFO L138 BoogieDeclarations]: Found implementation of procedure team_user_linkup_option_set [2022-07-23 04:21:38,746 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_20_2 [2022-07-23 04:21:38,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_20_2 [2022-07-23 04:21:38,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-07-23 04:21:38,746 INFO L130 BoogieDeclarations]: Found specification of procedure __team_port_change_send [2022-07-23 04:21:38,746 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_port_change_send [2022-07-23 04:21:38,748 INFO L130 BoogieDeclarations]: Found specification of procedure genlmsg_end [2022-07-23 04:21:38,749 INFO L138 BoogieDeclarations]: Found implementation of procedure genlmsg_end [2022-07-23 04:21:38,749 INFO L130 BoogieDeclarations]: Found specification of procedure team_notify_peers_interval_get [2022-07-23 04:21:38,749 INFO L138 BoogieDeclarations]: Found implementation of procedure team_notify_peers_interval_get [2022-07-23 04:21:38,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-07-23 04:21:38,749 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2022-07-23 04:21:38,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2022-07-23 04:21:38,749 INFO L130 BoogieDeclarations]: Found specification of procedure vlan_vid_del [2022-07-23 04:21:38,749 INFO L138 BoogieDeclarations]: Found implementation of procedure vlan_vid_del [2022-07-23 04:21:38,749 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-07-23 04:21:38,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-07-23 04:21:38,750 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-23 04:21:38,750 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-23 04:21:38,750 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2022-07-23 04:21:38,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2022-07-23 04:21:38,750 INFO L130 BoogieDeclarations]: Found specification of procedure team_mode_option_set [2022-07-23 04:21:38,750 INFO L138 BoogieDeclarations]: Found implementation of procedure team_mode_option_set [2022-07-23 04:21:38,750 INFO L130 BoogieDeclarations]: Found specification of procedure team_change_mode [2022-07-23 04:21:38,750 INFO L138 BoogieDeclarations]: Found implementation of procedure team_change_mode [2022-07-23 04:21:38,751 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-07-23 04:21:38,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-07-23 04:21:38,751 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_dummy_resourceless_instance_0 [2022-07-23 04:21:38,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_dummy_resourceless_instance_0 [2022-07-23 04:21:38,751 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-07-23 04:21:38,751 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-07-23 04:21:38,751 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2022-07-23 04:21:38,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2022-07-23 04:21:38,752 INFO L130 BoogieDeclarations]: Found specification of procedure team_setup [2022-07-23 04:21:38,752 INFO L138 BoogieDeclarations]: Found implementation of procedure team_setup [2022-07-23 04:21:38,752 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_index_hash [2022-07-23 04:21:38,752 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_index_hash [2022-07-23 04:21:38,752 INFO L130 BoogieDeclarations]: Found specification of procedure genl_info_net [2022-07-23 04:21:38,752 INFO L138 BoogieDeclarations]: Found implementation of procedure genl_info_net [2022-07-23 04:21:38,752 INFO L130 BoogieDeclarations]: Found specification of procedure team_notify_peers_fini [2022-07-23 04:21:38,753 INFO L138 BoogieDeclarations]: Found implementation of procedure team_notify_peers_fini [2022-07-23 04:21:38,753 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-07-23 04:21:38,753 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-07-23 04:21:38,753 INFO L130 BoogieDeclarations]: Found specification of procedure __team_option_inst_del_port [2022-07-23 04:21:38,753 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_option_inst_del_port [2022-07-23 04:21:38,753 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-07-23 04:21:38,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-07-23 04:21:38,754 INFO L130 BoogieDeclarations]: Found specification of procedure read_pnet [2022-07-23 04:21:38,754 INFO L138 BoogieDeclarations]: Found implementation of procedure read_pnet [2022-07-23 04:21:38,754 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-07-23 04:21:38,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-07-23 04:21:38,754 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_disable [2022-07-23 04:21:38,754 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_disable [2022-07-23 04:21:38,754 INFO L130 BoogieDeclarations]: Found specification of procedure team_adjust_ops [2022-07-23 04:21:38,754 INFO L138 BoogieDeclarations]: Found implementation of procedure team_adjust_ops [2022-07-23 04:21:38,755 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_rx_handler_unregister [2022-07-23 04:21:38,755 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_rx_handler_unregister [2022-07-23 04:21:38,755 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-07-23 04:21:38,755 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-07-23 04:21:38,755 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2022-07-23 04:21:38,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2022-07-23 04:21:38,755 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2022-07-23 04:21:38,756 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2022-07-23 04:21:38,756 INFO L130 BoogieDeclarations]: Found specification of procedure vlan_vids_del_by_dev [2022-07-23 04:21:38,756 INFO L138 BoogieDeclarations]: Found implementation of procedure vlan_vids_del_by_dev [2022-07-23 04:21:38,756 INFO L130 BoogieDeclarations]: Found specification of procedure team_mcast_rejoin_interval_get [2022-07-23 04:21:38,756 INFO L138 BoogieDeclarations]: Found implementation of procedure team_mcast_rejoin_interval_get [2022-07-23 04:21:38,756 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2022-07-23 04:21:38,756 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2022-07-23 04:21:38,757 INFO L130 BoogieDeclarations]: Found specification of procedure team_mcast_rejoin_fini [2022-07-23 04:21:38,757 INFO L138 BoogieDeclarations]: Found implementation of procedure team_mcast_rejoin_fini [2022-07-23 04:21:38,757 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdevice_notifier [2022-07-23 04:21:38,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdevice_notifier [2022-07-23 04:21:38,757 INFO L130 BoogieDeclarations]: Found specification of procedure __team_options_register [2022-07-23 04:21:38,757 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_options_register [2022-07-23 04:21:38,757 INFO L130 BoogieDeclarations]: Found specification of procedure __cmpxchg_wrong_size [2022-07-23 04:21:38,757 INFO L130 BoogieDeclarations]: Found specification of procedure team_options_change_check [2022-07-23 04:21:38,758 INFO L138 BoogieDeclarations]: Found implementation of procedure team_options_change_check [2022-07-23 04:21:38,758 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-23 04:21:38,758 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-23 04:21:38,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-23 04:21:38,758 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2022-07-23 04:21:38,758 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2022-07-23 04:21:38,758 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-07-23 04:21:38,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-07-23 04:21:38,759 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_team_put [2022-07-23 04:21:38,759 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_team_put [2022-07-23 04:21:38,759 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2022-07-23 04:21:38,759 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2022-07-23 04:21:38,759 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdevice_notifier [2022-07-23 04:21:38,759 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdevice_notifier [2022-07-23 04:21:38,760 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_set_team_dev_addr [2022-07-23 04:21:38,760 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_set_team_dev_addr [2022-07-23 04:21:38,760 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_update_begin [2022-07-23 04:21:38,760 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_update_begin [2022-07-23 04:21:38,760 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_lock_of_team [2022-07-23 04:21:38,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_lock_of_team [2022-07-23 04:21:38,760 INFO L130 BoogieDeclarations]: Found specification of procedure __team_carrier_check [2022-07-23 04:21:38,760 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_carrier_check [2022-07-23 04:21:38,761 INFO L130 BoogieDeclarations]: Found specification of procedure nla_nest_start [2022-07-23 04:21:38,761 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_nest_start [2022-07-23 04:21:38,761 INFO L130 BoogieDeclarations]: Found specification of procedure dev_net [2022-07-23 04:21:38,761 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_net [2022-07-23 04:21:38,761 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2022-07-23 04:21:38,761 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2022-07-23 04:21:38,761 INFO L130 BoogieDeclarations]: Found specification of procedure __team_queue_override_port_del [2022-07-23 04:21:38,762 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_queue_override_port_del [2022-07-23 04:21:38,762 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-07-23 04:21:38,762 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-07-23 04:21:38,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-23 04:21:38,762 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_enabled [2022-07-23 04:21:38,762 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_enabled [2022-07-23 04:21:38,762 INFO L130 BoogieDeclarations]: Found specification of procedure team_upper_dev_unlink [2022-07-23 04:21:38,763 INFO L138 BoogieDeclarations]: Found implementation of procedure team_upper_dev_unlink [2022-07-23 04:21:38,763 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2022-07-23 04:21:38,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2022-07-23 04:21:38,763 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-07-23 04:21:38,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-07-23 04:21:38,763 INFO L130 BoogieDeclarations]: Found specification of procedure call_netdevice_notifiers [2022-07-23 04:21:38,763 INFO L138 BoogieDeclarations]: Found implementation of procedure call_netdevice_notifiers [2022-07-23 04:21:38,763 INFO L130 BoogieDeclarations]: Found specification of procedure dev_put [2022-07-23 04:21:38,764 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_put [2022-07-23 04:21:38,764 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-07-23 04:21:38,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-07-23 04:21:38,764 INFO L130 BoogieDeclarations]: Found specification of procedure team_mcast_rejoin_count_set [2022-07-23 04:21:38,764 INFO L138 BoogieDeclarations]: Found implementation of procedure team_mcast_rejoin_count_set [2022-07-23 04:21:38,764 INFO L130 BoogieDeclarations]: Found specification of procedure genlmsg_put [2022-07-23 04:21:38,764 INFO L138 BoogieDeclarations]: Found implementation of procedure genlmsg_put [2022-07-23 04:21:38,765 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-07-23 04:21:38,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-07-23 04:21:38,765 INFO L130 BoogieDeclarations]: Found specification of procedure __team_get_qom_list [2022-07-23 04:21:38,765 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_get_qom_list [2022-07-23 04:21:38,765 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-23 04:21:38,765 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-23 04:21:38,765 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2022-07-23 04:21:38,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2022-07-23 04:21:38,765 INFO L130 BoogieDeclarations]: Found specification of procedure team_option_get [2022-07-23 04:21:38,766 INFO L138 BoogieDeclarations]: Found implementation of procedure team_option_get [2022-07-23 04:21:38,766 INFO L130 BoogieDeclarations]: Found specification of procedure __team_option_inst_del [2022-07-23 04:21:38,766 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_option_inst_del [2022-07-23 04:21:38,766 INFO L130 BoogieDeclarations]: Found specification of procedure team_priority_option_set [2022-07-23 04:21:38,766 INFO L138 BoogieDeclarations]: Found implementation of procedure team_priority_option_set [2022-07-23 04:21:38,766 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_link_unregister [2022-07-23 04:21:38,766 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_link_unregister [2022-07-23 04:21:38,766 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2022-07-23 04:21:38,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2022-07-23 04:21:38,767 INFO L130 BoogieDeclarations]: Found specification of procedure __set_port_dev_addr [2022-07-23 04:21:38,767 INFO L138 BoogieDeclarations]: Found implementation of procedure __set_port_dev_addr [2022-07-23 04:21:38,767 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~~u32~0~TO~int [2022-07-23 04:21:38,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~~u32~0~TO~int [2022-07-23 04:21:38,767 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2022-07-23 04:21:38,767 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2022-07-23 04:21:38,767 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-07-23 04:21:38,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-07-23 04:21:38,767 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_free [2022-07-23 04:21:38,768 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_free [2022-07-23 04:21:38,768 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-07-23 04:21:38,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-07-23 04:21:38,768 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2022-07-23 04:21:38,768 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2022-07-23 04:21:38,768 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_enable [2022-07-23 04:21:38,768 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_enable [2022-07-23 04:21:38,768 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-07-23 04:21:38,769 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-07-23 04:21:38,769 INFO L130 BoogieDeclarations]: Found specification of procedure team_set_no_mode [2022-07-23 04:21:38,769 INFO L138 BoogieDeclarations]: Found implementation of procedure team_set_no_mode [2022-07-23 04:21:38,769 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-07-23 04:21:38,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-07-23 04:21:38,769 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2022-07-23 04:21:38,769 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2022-07-23 04:21:38,769 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netdev_rx_handler_unregister [2022-07-23 04:21:38,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netdev_rx_handler_unregister [2022-07-23 04:21:38,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-23 04:21:38,770 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netdev_rx_handler_register [2022-07-23 04:21:38,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netdev_rx_handler_register [2022-07-23 04:21:38,770 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-07-23 04:21:38,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-07-23 04:21:38,770 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_send_event_options_get [2022-07-23 04:21:38,770 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_send_event_options_get [2022-07-23 04:21:38,770 INFO L130 BoogieDeclarations]: Found specification of procedure team_uninit [2022-07-23 04:21:38,770 INFO L138 BoogieDeclarations]: Found implementation of procedure team_uninit [2022-07-23 04:21:38,770 INFO L130 BoogieDeclarations]: Found specification of procedure team_user_linkup_option_get [2022-07-23 04:21:38,771 INFO L138 BoogieDeclarations]: Found implementation of procedure team_user_linkup_option_get [2022-07-23 04:21:38,771 INFO L130 BoogieDeclarations]: Found specification of procedure qdisc_skb_cb [2022-07-23 04:21:38,771 INFO L138 BoogieDeclarations]: Found implementation of procedure qdisc_skb_cb [2022-07-23 04:21:39,761 INFO L234 CfgBuilder]: Building ICFG [2022-07-23 04:21:39,765 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-23 04:21:40,094 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-23 04:21:43,305 INFO L275 CfgBuilder]: Performing block encoding [2022-07-23 04:21:43,321 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-23 04:21:43,321 INFO L299 CfgBuilder]: Removed 16 assume(true) statements. [2022-07-23 04:21:43,324 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 04:21:43 BoogieIcfgContainer [2022-07-23 04:21:43,325 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-23 04:21:43,326 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-23 04:21:43,326 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-23 04:21:43,328 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-23 04:21:43,328 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.07 04:21:31" (1/3) ... [2022-07-23 04:21:43,329 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72ca4241 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.07 04:21:43, skipping insertion in model container [2022-07-23 04:21:43,329 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 04:21:38" (2/3) ... [2022-07-23 04:21:43,329 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72ca4241 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.07 04:21:43, skipping insertion in model container [2022-07-23 04:21:43,329 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 04:21:43" (3/3) ... [2022-07-23 04:21:43,330 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--net--team--team.ko.cil.i [2022-07-23 04:21:43,339 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-23 04:21:43,340 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 36 error locations. [2022-07-23 04:21:43,409 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-23 04:21:43,413 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@365b514a, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@18b1c58d [2022-07-23 04:21:43,413 INFO L358 AbstractCegarLoop]: Starting to check reachability of 36 error locations. [2022-07-23 04:21:43,423 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) [2022-07-23 04:21:43,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-07-23 04:21:43,433 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 04:21:43,434 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] [2022-07-23 04:21:43,434 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)] === [2022-07-23 04:21:43,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 04:21:43,438 INFO L85 PathProgramCache]: Analyzing trace with hash -286532555, now seen corresponding path program 1 times [2022-07-23 04:21:43,444 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 04:21:43,444 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1646351326] [2022-07-23 04:21:43,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 04:21:43,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 04:21:43,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:44,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 04:21:44,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:44,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-23 04:21:44,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:44,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-23 04:21:44,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:44,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-07-23 04:21:44,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:44,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-23 04:21:44,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:44,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-23 04:21:44,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:44,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 04:21:44,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:44,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-23 04:21:44,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:44,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-23 04:21:44,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:44,166 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-23 04:21:44,167 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 04:21:44,167 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1646351326] [2022-07-23 04:21:44,167 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1646351326] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 04:21:44,167 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 04:21:44,167 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-23 04:21:44,168 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1721223821] [2022-07-23 04:21:44,169 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 04:21:44,172 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-23 04:21:44,172 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 04:21:44,188 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 04:21:44,188 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-23 04:21:44,195 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) [2022-07-23 04:21:50,612 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 04:21:50,612 INFO L93 Difference]: Finished difference Result 6456 states and 8878 transitions. [2022-07-23 04:21:50,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-23 04:21:50,614 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 [2022-07-23 04:21:50,615 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 04:21:50,640 INFO L225 Difference]: With dead ends: 6456 [2022-07-23 04:21:50,641 INFO L226 Difference]: Without dead ends: 3178 [2022-07-23 04:21:50,669 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 [2022-07-23 04:21:50,671 INFO L413 NwaCegarLoop]: 3593 mSDtfsCounter, 7681 mSDsluCounter, 1042 mSDsCounter, 0 mSdLazyCounter, 4617 mSolverCounterSat, 3889 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s 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, 5.9s IncrementalHoareTripleChecker+Time [2022-07-23 04:21:50,672 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7802 Valid, 4635 Invalid, 8506 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3889 Valid, 4617 Invalid, 0 Unknown, 0 Unchecked, 5.9s Time] [2022-07-23 04:21:50,690 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3178 states. [2022-07-23 04:21:50,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3178 to 3178. [2022-07-23 04:21:50,850 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) [2022-07-23 04:21:50,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3178 states to 3178 states and 4160 transitions. [2022-07-23 04:21:50,876 INFO L78 Accepts]: Start accepts. Automaton has 3178 states and 4160 transitions. Word has length 70 [2022-07-23 04:21:50,878 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 04:21:50,878 INFO L495 AbstractCegarLoop]: Abstraction has 3178 states and 4160 transitions. [2022-07-23 04:21:50,878 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) [2022-07-23 04:21:50,879 INFO L276 IsEmpty]: Start isEmpty. Operand 3178 states and 4160 transitions. [2022-07-23 04:21:50,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-07-23 04:21:50,885 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 04:21:50,886 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] [2022-07-23 04:21:50,886 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-23 04:21:50,886 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)] === [2022-07-23 04:21:50,886 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 04:21:50,887 INFO L85 PathProgramCache]: Analyzing trace with hash -317187587, now seen corresponding path program 1 times [2022-07-23 04:21:50,887 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 04:21:50,887 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1874980503] [2022-07-23 04:21:50,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 04:21:50,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 04:21:51,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:51,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 04:21:51,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:51,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-23 04:21:51,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:51,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-23 04:21:51,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:51,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-07-23 04:21:51,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:51,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-23 04:21:51,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:51,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-23 04:21:51,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:51,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 04:21:51,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:51,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-23 04:21:51,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:51,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-23 04:21:51,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:51,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-23 04:21:51,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:51,294 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-23 04:21:51,294 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 04:21:51,294 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1874980503] [2022-07-23 04:21:51,294 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1874980503] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 04:21:51,295 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 04:21:51,295 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-23 04:21:51,295 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [94467008] [2022-07-23 04:21:51,295 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 04:21:51,296 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-23 04:21:51,296 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 04:21:51,297 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 04:21:51,297 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-23 04:21:51,297 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) [2022-07-23 04:21:57,039 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 04:21:57,040 INFO L93 Difference]: Finished difference Result 3178 states and 4160 transitions. [2022-07-23 04:21:57,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-23 04:21:57,040 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 [2022-07-23 04:21:57,041 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 04:21:57,055 INFO L225 Difference]: With dead ends: 3178 [2022-07-23 04:21:57,055 INFO L226 Difference]: Without dead ends: 3176 [2022-07-23 04:21:57,057 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 [2022-07-23 04:21:57,060 INFO L413 NwaCegarLoop]: 3555 mSDtfsCounter, 7624 mSDsluCounter, 994 mSDsCounter, 0 mSdLazyCounter, 4599 mSolverCounterSat, 3862 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s 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, 5.4s IncrementalHoareTripleChecker+Time [2022-07-23 04:21:57,060 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7742 Valid, 4549 Invalid, 8461 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3862 Valid, 4599 Invalid, 0 Unknown, 0 Unchecked, 5.4s Time] [2022-07-23 04:21:57,066 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3176 states. [2022-07-23 04:21:57,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3176 to 3176. [2022-07-23 04:21:57,147 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) [2022-07-23 04:21:57,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3176 states to 3176 states and 4158 transitions. [2022-07-23 04:21:57,161 INFO L78 Accepts]: Start accepts. Automaton has 3176 states and 4158 transitions. Word has length 76 [2022-07-23 04:21:57,163 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 04:21:57,163 INFO L495 AbstractCegarLoop]: Abstraction has 3176 states and 4158 transitions. [2022-07-23 04:21:57,164 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) [2022-07-23 04:21:57,164 INFO L276 IsEmpty]: Start isEmpty. Operand 3176 states and 4158 transitions. [2022-07-23 04:21:57,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-07-23 04:21:57,167 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 04:21:57,167 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] [2022-07-23 04:21:57,167 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-23 04:21:57,168 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)] === [2022-07-23 04:21:57,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 04:21:57,169 INFO L85 PathProgramCache]: Analyzing trace with hash 1240911412, now seen corresponding path program 1 times [2022-07-23 04:21:57,169 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 04:21:57,169 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [818992785] [2022-07-23 04:21:57,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 04:21:57,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 04:21:57,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:57,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 04:21:57,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:57,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-23 04:21:57,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:57,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-23 04:21:57,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:57,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-07-23 04:21:57,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:57,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-23 04:21:57,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:57,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-23 04:21:57,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:57,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 04:21:57,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:57,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-23 04:21:57,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:57,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-23 04:21:57,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:57,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-23 04:21:57,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:57,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-23 04:21:57,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:57,516 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-23 04:21:57,516 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 04:21:57,516 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [818992785] [2022-07-23 04:21:57,516 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [818992785] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 04:21:57,517 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 04:21:57,517 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-23 04:21:57,517 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [456183588] [2022-07-23 04:21:57,517 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 04:21:57,517 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-23 04:21:57,517 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 04:21:57,518 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 04:21:57,518 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-23 04:21:57,519 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) [2022-07-23 04:22:03,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 04:22:03,292 INFO L93 Difference]: Finished difference Result 3176 states and 4158 transitions. [2022-07-23 04:22:03,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-23 04:22:03,294 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 [2022-07-23 04:22:03,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 04:22:03,309 INFO L225 Difference]: With dead ends: 3176 [2022-07-23 04:22:03,309 INFO L226 Difference]: Without dead ends: 3174 [2022-07-23 04:22:03,311 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 [2022-07-23 04:22:03,311 INFO L413 NwaCegarLoop]: 3553 mSDtfsCounter, 7618 mSDsluCounter, 994 mSDsCounter, 0 mSdLazyCounter, 4597 mSolverCounterSat, 3862 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s 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, 5.6s IncrementalHoareTripleChecker+Time [2022-07-23 04:22:03,311 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7735 Valid, 4547 Invalid, 8459 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3862 Valid, 4597 Invalid, 0 Unknown, 0 Unchecked, 5.6s Time] [2022-07-23 04:22:03,316 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3174 states. [2022-07-23 04:22:03,409 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3174 to 3174. [2022-07-23 04:22:03,415 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) [2022-07-23 04:22:03,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3174 states to 3174 states and 4156 transitions. [2022-07-23 04:22:03,426 INFO L78 Accepts]: Start accepts. Automaton has 3174 states and 4156 transitions. Word has length 82 [2022-07-23 04:22:03,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 04:22:03,429 INFO L495 AbstractCegarLoop]: Abstraction has 3174 states and 4156 transitions. [2022-07-23 04:22:03,429 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) [2022-07-23 04:22:03,429 INFO L276 IsEmpty]: Start isEmpty. Operand 3174 states and 4156 transitions. [2022-07-23 04:22:03,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-07-23 04:22:03,431 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 04:22:03,431 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] [2022-07-23 04:22:03,432 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-23 04:22:03,432 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)] === [2022-07-23 04:22:03,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 04:22:03,432 INFO L85 PathProgramCache]: Analyzing trace with hash 1753238621, now seen corresponding path program 1 times [2022-07-23 04:22:03,432 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 04:22:03,433 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [382018409] [2022-07-23 04:22:03,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 04:22:03,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 04:22:03,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:03,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 04:22:03,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:03,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-23 04:22:03,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:03,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-23 04:22:03,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:03,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-07-23 04:22:03,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:03,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 04:22:03,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:03,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 04:22:03,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:03,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-23 04:22:03,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:03,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-07-23 04:22:03,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:03,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-23 04:22:03,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:03,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 04:22:03,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:03,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 04:22:03,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:03,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-23 04:22:03,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:03,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-23 04:22:03,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:03,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 04:22:03,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:03,801 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2022-07-23 04:22:03,801 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 04:22:03,801 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [382018409] [2022-07-23 04:22:03,801 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [382018409] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 04:22:03,801 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 04:22:03,802 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-23 04:22:03,802 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1893887917] [2022-07-23 04:22:03,802 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 04:22:03,803 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-23 04:22:03,803 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 04:22:03,803 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 04:22:03,803 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-23 04:22:03,804 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) [2022-07-23 04:22:12,572 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 04:22:12,572 INFO L93 Difference]: Finished difference Result 6980 states and 9481 transitions. [2022-07-23 04:22:12,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-07-23 04:22:12,572 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 [2022-07-23 04:22:12,573 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 04:22:12,606 INFO L225 Difference]: With dead ends: 6980 [2022-07-23 04:22:12,606 INFO L226 Difference]: Without dead ends: 6978 [2022-07-23 04:22:12,611 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 [2022-07-23 04:22:12,612 INFO L413 NwaCegarLoop]: 6662 mSDtfsCounter, 5571 mSDsluCounter, 14103 mSDsCounter, 0 mSdLazyCounter, 9091 mSolverCounterSat, 2084 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6152 SdHoareTripleChecker+Valid, 20765 SdHoareTripleChecker+Invalid, 11175 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2084 IncrementalHoareTripleChecker+Valid, 9091 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.2s IncrementalHoareTripleChecker+Time [2022-07-23 04:22:12,612 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6152 Valid, 20765 Invalid, 11175 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2084 Valid, 9091 Invalid, 0 Unknown, 0 Unchecked, 8.2s Time] [2022-07-23 04:22:12,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6978 states. [2022-07-23 04:22:12,831 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6978 to 6159. [2022-07-23 04:22:12,850 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) [2022-07-23 04:22:12,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6159 states to 6159 states and 8227 transitions. [2022-07-23 04:22:12,873 INFO L78 Accepts]: Start accepts. Automaton has 6159 states and 8227 transitions. Word has length 97 [2022-07-23 04:22:12,873 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 04:22:12,874 INFO L495 AbstractCegarLoop]: Abstraction has 6159 states and 8227 transitions. [2022-07-23 04:22:12,874 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) [2022-07-23 04:22:12,875 INFO L276 IsEmpty]: Start isEmpty. Operand 6159 states and 8227 transitions. [2022-07-23 04:22:12,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-07-23 04:22:12,878 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 04:22:12,878 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] [2022-07-23 04:22:12,878 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-23 04:22:12,878 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)] === [2022-07-23 04:22:12,878 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 04:22:12,879 INFO L85 PathProgramCache]: Analyzing trace with hash -798593329, now seen corresponding path program 1 times [2022-07-23 04:22:12,879 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 04:22:12,879 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1034267838] [2022-07-23 04:22:12,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 04:22:12,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 04:22:12,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:13,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 04:22:13,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:13,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-23 04:22:13,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:13,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-23 04:22:13,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:13,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-07-23 04:22:13,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:13,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-23 04:22:13,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:13,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-23 04:22:13,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:13,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 04:22:13,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:13,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-23 04:22:13,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:13,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-23 04:22:13,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:13,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-23 04:22:13,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:13,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-23 04:22:13,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:13,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-23 04:22:13,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:13,203 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-23 04:22:13,203 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 04:22:13,204 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1034267838] [2022-07-23 04:22:13,204 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1034267838] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 04:22:13,204 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 04:22:13,204 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-23 04:22:13,204 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1003659889] [2022-07-23 04:22:13,204 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 04:22:13,205 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-23 04:22:13,205 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 04:22:13,205 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 04:22:13,205 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-23 04:22:13,205 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) [2022-07-23 04:22:18,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 04:22:18,834 INFO L93 Difference]: Finished difference Result 6159 states and 8227 transitions. [2022-07-23 04:22:18,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-23 04:22:18,834 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 [2022-07-23 04:22:18,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 04:22:18,855 INFO L225 Difference]: With dead ends: 6159 [2022-07-23 04:22:18,855 INFO L226 Difference]: Without dead ends: 6157 [2022-07-23 04:22:18,857 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 [2022-07-23 04:22:18,858 INFO L413 NwaCegarLoop]: 3551 mSDtfsCounter, 7612 mSDsluCounter, 994 mSDsCounter, 0 mSdLazyCounter, 4595 mSolverCounterSat, 3862 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7728 SdHoareTripleChecker+Valid, 4545 SdHoareTripleChecker+Invalid, 8457 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3862 IncrementalHoareTripleChecker+Valid, 4595 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2022-07-23 04:22:18,858 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7728 Valid, 4545 Invalid, 8457 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3862 Valid, 4595 Invalid, 0 Unknown, 0 Unchecked, 5.3s Time] [2022-07-23 04:22:18,863 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6157 states. [2022-07-23 04:22:19,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6157 to 6157. [2022-07-23 04:22:19,042 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) [2022-07-23 04:22:19,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6157 states to 6157 states and 8224 transitions. [2022-07-23 04:22:19,070 INFO L78 Accepts]: Start accepts. Automaton has 6157 states and 8224 transitions. Word has length 88 [2022-07-23 04:22:19,070 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 04:22:19,070 INFO L495 AbstractCegarLoop]: Abstraction has 6157 states and 8224 transitions. [2022-07-23 04:22:19,070 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) [2022-07-23 04:22:19,070 INFO L276 IsEmpty]: Start isEmpty. Operand 6157 states and 8224 transitions. [2022-07-23 04:22:19,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-07-23 04:22:19,071 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 04:22:19,072 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] [2022-07-23 04:22:19,072 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-07-23 04:22:19,072 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)] === [2022-07-23 04:22:19,072 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 04:22:19,072 INFO L85 PathProgramCache]: Analyzing trace with hash -456721154, now seen corresponding path program 1 times [2022-07-23 04:22:19,073 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 04:22:19,073 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [706282368] [2022-07-23 04:22:19,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 04:22:19,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 04:22:19,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:19,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 04:22:19,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:19,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-23 04:22:19,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:19,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-23 04:22:19,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:19,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-07-23 04:22:19,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:19,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-23 04:22:19,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:19,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-23 04:22:19,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:19,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 04:22:19,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:19,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-23 04:22:19,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:19,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-23 04:22:19,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:19,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-23 04:22:19,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:19,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-23 04:22:19,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:19,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-23 04:22:19,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:19,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-07-23 04:22:19,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:19,325 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-23 04:22:19,325 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 04:22:19,325 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [706282368] [2022-07-23 04:22:19,325 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [706282368] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 04:22:19,325 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 04:22:19,325 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-23 04:22:19,325 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1019529105] [2022-07-23 04:22:19,326 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 04:22:19,326 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-23 04:22:19,326 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 04:22:19,327 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 04:22:19,327 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-23 04:22:19,327 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) [2022-07-23 04:22:24,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 04:22:24,824 INFO L93 Difference]: Finished difference Result 6157 states and 8224 transitions. [2022-07-23 04:22:24,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-23 04:22:24,825 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 [2022-07-23 04:22:24,825 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 04:22:24,853 INFO L225 Difference]: With dead ends: 6157 [2022-07-23 04:22:24,857 INFO L226 Difference]: Without dead ends: 6155 [2022-07-23 04:22:24,863 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 [2022-07-23 04:22:24,864 INFO L413 NwaCegarLoop]: 3549 mSDtfsCounter, 7606 mSDsluCounter, 994 mSDsCounter, 0 mSdLazyCounter, 4593 mSolverCounterSat, 3862 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s 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, 5.2s IncrementalHoareTripleChecker+Time [2022-07-23 04:22:24,865 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7721 Valid, 4543 Invalid, 8455 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3862 Valid, 4593 Invalid, 0 Unknown, 0 Unchecked, 5.2s Time] [2022-07-23 04:22:24,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6155 states. [2022-07-23 04:22:25,052 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6155 to 6155. [2022-07-23 04:22:25,059 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) [2022-07-23 04:22:25,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6155 states to 6155 states and 8221 transitions. [2022-07-23 04:22:25,083 INFO L78 Accepts]: Start accepts. Automaton has 6155 states and 8221 transitions. Word has length 94 [2022-07-23 04:22:25,083 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 04:22:25,084 INFO L495 AbstractCegarLoop]: Abstraction has 6155 states and 8221 transitions. [2022-07-23 04:22:25,084 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) [2022-07-23 04:22:25,084 INFO L276 IsEmpty]: Start isEmpty. Operand 6155 states and 8221 transitions. [2022-07-23 04:22:25,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-07-23 04:22:25,085 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 04:22:25,085 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] [2022-07-23 04:22:25,085 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-07-23 04:22:25,086 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)] === [2022-07-23 04:22:25,086 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 04:22:25,086 INFO L85 PathProgramCache]: Analyzing trace with hash 1183342558, now seen corresponding path program 1 times [2022-07-23 04:22:25,086 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 04:22:25,086 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1391905136] [2022-07-23 04:22:25,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 04:22:25,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 04:22:25,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:25,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 04:22:25,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:25,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-23 04:22:25,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:25,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-23 04:22:25,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:25,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-07-23 04:22:25,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:25,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-23 04:22:25,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:25,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-23 04:22:25,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:25,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 04:22:25,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:25,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-23 04:22:25,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:25,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-23 04:22:25,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:25,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-23 04:22:25,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:25,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-23 04:22:25,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:25,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-23 04:22:25,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:25,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-07-23 04:22:25,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:25,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-07-23 04:22:25,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:25,400 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-23 04:22:25,400 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 04:22:25,401 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1391905136] [2022-07-23 04:22:25,401 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1391905136] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 04:22:25,401 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 04:22:25,401 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-23 04:22:25,401 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [269773866] [2022-07-23 04:22:25,401 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 04:22:25,401 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-23 04:22:25,402 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 04:22:25,402 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 04:22:25,402 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-23 04:22:25,402 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) [2022-07-23 04:22:30,747 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 04:22:30,747 INFO L93 Difference]: Finished difference Result 6155 states and 8221 transitions. [2022-07-23 04:22:30,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-23 04:22:30,747 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 [2022-07-23 04:22:30,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 04:22:30,765 INFO L225 Difference]: With dead ends: 6155 [2022-07-23 04:22:30,766 INFO L226 Difference]: Without dead ends: 6153 [2022-07-23 04:22:30,768 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 [2022-07-23 04:22:30,768 INFO L413 NwaCegarLoop]: 3547 mSDtfsCounter, 7600 mSDsluCounter, 994 mSDsCounter, 0 mSdLazyCounter, 4591 mSolverCounterSat, 3862 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s 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, 5.1s IncrementalHoareTripleChecker+Time [2022-07-23 04:22:30,768 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7714 Valid, 4541 Invalid, 8453 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3862 Valid, 4591 Invalid, 0 Unknown, 0 Unchecked, 5.1s Time] [2022-07-23 04:22:30,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6153 states. [2022-07-23 04:22:30,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6153 to 6153. [2022-07-23 04:22:30,941 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) [2022-07-23 04:22:30,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6153 states to 6153 states and 8218 transitions. [2022-07-23 04:22:30,963 INFO L78 Accepts]: Start accepts. Automaton has 6153 states and 8218 transitions. Word has length 100 [2022-07-23 04:22:30,964 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 04:22:30,964 INFO L495 AbstractCegarLoop]: Abstraction has 6153 states and 8218 transitions. [2022-07-23 04:22:30,964 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) [2022-07-23 04:22:30,964 INFO L276 IsEmpty]: Start isEmpty. Operand 6153 states and 8218 transitions. [2022-07-23 04:22:30,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-07-23 04:22:30,966 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 04:22:30,966 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] [2022-07-23 04:22:30,966 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-07-23 04:22:30,966 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)] === [2022-07-23 04:22:30,966 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 04:22:30,966 INFO L85 PathProgramCache]: Analyzing trace with hash -882569531, now seen corresponding path program 1 times [2022-07-23 04:22:30,967 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 04:22:30,967 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [284121846] [2022-07-23 04:22:30,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 04:22:30,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 04:22:31,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:31,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 04:22:31,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:31,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-23 04:22:31,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:31,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-23 04:22:31,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:31,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-07-23 04:22:31,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:31,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 04:22:31,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:31,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 04:22:31,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:31,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-23 04:22:31,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:31,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-07-23 04:22:31,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:31,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-23 04:22:31,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:31,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 04:22:31,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:31,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 04:22:31,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:31,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-23 04:22:31,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:31,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-23 04:22:31,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:31,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 04:22:31,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:31,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2022-07-23 04:22:31,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:31,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 04:22:31,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:31,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-07-23 04:22:31,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:31,510 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2022-07-23 04:22:31,511 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 04:22:31,511 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [284121846] [2022-07-23 04:22:31,511 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [284121846] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 04:22:31,511 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 04:22:31,511 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-07-23 04:22:31,511 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1036638308] [2022-07-23 04:22:31,512 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 04:22:31,512 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-07-23 04:22:31,512 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 04:22:31,512 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-07-23 04:22:31,513 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-07-23 04:22:31,513 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) [2022-07-23 04:22:55,456 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 04:22:55,457 INFO L93 Difference]: Finished difference Result 10398 states and 14896 transitions. [2022-07-23 04:22:55,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-07-23 04:22:55,457 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 [2022-07-23 04:22:55,458 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 04:22:55,575 INFO L225 Difference]: With dead ends: 10398 [2022-07-23 04:22:55,575 INFO L226 Difference]: Without dead ends: 10396 [2022-07-23 04:22:55,581 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 [2022-07-23 04:22:55,582 INFO L413 NwaCegarLoop]: 4550 mSDtfsCounter, 16697 mSDsluCounter, 12219 mSDsCounter, 0 mSdLazyCounter, 19709 mSolverCounterSat, 10779 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17291 SdHoareTripleChecker+Valid, 16769 SdHoareTripleChecker+Invalid, 30488 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 10779 IncrementalHoareTripleChecker+Valid, 19709 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.9s IncrementalHoareTripleChecker+Time [2022-07-23 04:22:55,582 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [17291 Valid, 16769 Invalid, 30488 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [10779 Valid, 19709 Invalid, 0 Unknown, 0 Unchecked, 22.9s Time] [2022-07-23 04:22:55,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10396 states. [2022-07-23 04:22:55,908 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10396 to 7157. [2022-07-23 04:22:55,918 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) [2022-07-23 04:22:55,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7157 states to 7157 states and 9649 transitions. [2022-07-23 04:22:55,950 INFO L78 Accepts]: Start accepts. Automaton has 7157 states and 9649 transitions. Word has length 119 [2022-07-23 04:22:55,950 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 04:22:55,950 INFO L495 AbstractCegarLoop]: Abstraction has 7157 states and 9649 transitions. [2022-07-23 04:22:55,950 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) [2022-07-23 04:22:55,951 INFO L276 IsEmpty]: Start isEmpty. Operand 7157 states and 9649 transitions. [2022-07-23 04:22:55,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-07-23 04:22:55,952 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 04:22:55,953 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] [2022-07-23 04:22:55,953 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-07-23 04:22:55,953 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)] === [2022-07-23 04:22:55,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 04:22:55,953 INFO L85 PathProgramCache]: Analyzing trace with hash 596289675, now seen corresponding path program 1 times [2022-07-23 04:22:55,954 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 04:22:55,954 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [507562568] [2022-07-23 04:22:55,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 04:22:55,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 04:22:56,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:56,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 04:22:56,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:56,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-23 04:22:56,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:56,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-23 04:22:56,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:56,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-07-23 04:22:56,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:56,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-23 04:22:56,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:56,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-23 04:22:56,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:56,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 04:22:56,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:56,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-23 04:22:56,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:56,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-23 04:22:56,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:56,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-23 04:22:56,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:56,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-23 04:22:56,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:56,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-23 04:22:56,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:56,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-07-23 04:22:56,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:56,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-07-23 04:22:56,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:56,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-07-23 04:22:56,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:56,271 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-23 04:22:56,271 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 04:22:56,271 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [507562568] [2022-07-23 04:22:56,271 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [507562568] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 04:22:56,272 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 04:22:56,272 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-23 04:22:56,272 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [700570118] [2022-07-23 04:22:56,272 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 04:22:56,273 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-23 04:22:56,273 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 04:22:56,273 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 04:22:56,273 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-23 04:22:56,273 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) [2022-07-23 04:23:02,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 04:23:02,159 INFO L93 Difference]: Finished difference Result 7157 states and 9649 transitions. [2022-07-23 04:23:02,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-23 04:23:02,160 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 [2022-07-23 04:23:02,160 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 04:23:02,183 INFO L225 Difference]: With dead ends: 7157 [2022-07-23 04:23:02,183 INFO L226 Difference]: Without dead ends: 7155 [2022-07-23 04:23:02,189 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 [2022-07-23 04:23:02,190 INFO L413 NwaCegarLoop]: 3545 mSDtfsCounter, 7594 mSDsluCounter, 994 mSDsCounter, 0 mSdLazyCounter, 4589 mSolverCounterSat, 3862 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s 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, 5.5s IncrementalHoareTripleChecker+Time [2022-07-23 04:23:02,190 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7707 Valid, 4539 Invalid, 8451 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3862 Valid, 4589 Invalid, 0 Unknown, 0 Unchecked, 5.5s Time] [2022-07-23 04:23:02,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7155 states. [2022-07-23 04:23:02,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7155 to 7155. [2022-07-23 04:23:02,459 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) [2022-07-23 04:23:02,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7155 states to 7155 states and 9646 transitions. [2022-07-23 04:23:02,548 INFO L78 Accepts]: Start accepts. Automaton has 7155 states and 9646 transitions. Word has length 106 [2022-07-23 04:23:02,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 04:23:02,549 INFO L495 AbstractCegarLoop]: Abstraction has 7155 states and 9646 transitions. [2022-07-23 04:23:02,549 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) [2022-07-23 04:23:02,549 INFO L276 IsEmpty]: Start isEmpty. Operand 7155 states and 9646 transitions. [2022-07-23 04:23:02,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-07-23 04:23:02,552 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 04:23:02,552 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] [2022-07-23 04:23:02,552 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-07-23 04:23:02,552 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)] === [2022-07-23 04:23:02,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 04:23:02,553 INFO L85 PathProgramCache]: Analyzing trace with hash 1847211606, now seen corresponding path program 1 times [2022-07-23 04:23:02,554 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 04:23:02,554 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [151324467] [2022-07-23 04:23:02,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 04:23:02,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 04:23:02,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:02,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 04:23:02,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:02,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-23 04:23:02,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:02,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-23 04:23:02,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:02,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-07-23 04:23:02,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:02,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-23 04:23:02,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:02,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-23 04:23:02,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:02,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 04:23:02,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:02,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-23 04:23:02,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:02,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-23 04:23:02,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:02,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-07-23 04:23:02,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:02,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-07-23 04:23:02,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:02,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 04:23:02,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:02,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 04:23:02,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:02,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-23 04:23:02,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:02,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-07-23 04:23:02,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:02,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-23 04:23:02,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:02,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-07-23 04:23:02,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:02,882 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2022-07-23 04:23:02,883 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 04:23:02,883 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [151324467] [2022-07-23 04:23:02,883 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [151324467] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 04:23:02,883 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 04:23:02,883 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-07-23 04:23:02,883 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1906320094] [2022-07-23 04:23:02,883 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 04:23:02,884 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-07-23 04:23:02,884 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 04:23:02,884 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-07-23 04:23:02,884 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2022-07-23 04:23:02,885 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) [2022-07-23 04:23:14,481 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 04:23:14,482 INFO L93 Difference]: Finished difference Result 15497 states and 21631 transitions. [2022-07-23 04:23:14,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-07-23 04:23:14,482 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 [2022-07-23 04:23:14,483 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 04:23:14,517 INFO L225 Difference]: With dead ends: 15497 [2022-07-23 04:23:14,517 INFO L226 Difference]: Without dead ends: 8359 [2022-07-23 04:23:14,558 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 [2022-07-23 04:23:14,559 INFO L413 NwaCegarLoop]: 3537 mSDtfsCounter, 10347 mSDsluCounter, 1991 mSDsCounter, 0 mSdLazyCounter, 14618 mSolverCounterSat, 6062 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10471 SdHoareTripleChecker+Valid, 5528 SdHoareTripleChecker+Invalid, 20680 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6062 IncrementalHoareTripleChecker+Valid, 14618 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.8s IncrementalHoareTripleChecker+Time [2022-07-23 04:23:14,560 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10471 Valid, 5528 Invalid, 20680 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6062 Valid, 14618 Invalid, 0 Unknown, 0 Unchecked, 10.8s Time] [2022-07-23 04:23:14,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8359 states. [2022-07-23 04:23:14,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8359 to 7155. [2022-07-23 04:23:14,941 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) [2022-07-23 04:23:14,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7155 states to 7155 states and 9644 transitions. [2022-07-23 04:23:14,967 INFO L78 Accepts]: Start accepts. Automaton has 7155 states and 9644 transitions. Word has length 119 [2022-07-23 04:23:14,967 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 04:23:14,968 INFO L495 AbstractCegarLoop]: Abstraction has 7155 states and 9644 transitions. [2022-07-23 04:23:14,968 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) [2022-07-23 04:23:14,968 INFO L276 IsEmpty]: Start isEmpty. Operand 7155 states and 9644 transitions. [2022-07-23 04:23:14,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-07-23 04:23:14,969 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 04:23:14,970 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] [2022-07-23 04:23:14,970 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-07-23 04:23:14,970 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)] === [2022-07-23 04:23:14,970 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 04:23:14,970 INFO L85 PathProgramCache]: Analyzing trace with hash 1847271188, now seen corresponding path program 1 times [2022-07-23 04:23:14,970 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 04:23:14,971 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2049462323] [2022-07-23 04:23:14,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 04:23:14,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 04:23:15,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:15,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 04:23:15,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:15,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-23 04:23:15,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:15,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-23 04:23:15,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:15,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-07-23 04:23:15,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:15,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-23 04:23:15,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:15,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-23 04:23:15,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:15,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 04:23:15,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:15,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-23 04:23:15,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:15,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-23 04:23:15,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:15,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-07-23 04:23:15,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:15,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-07-23 04:23:15,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:15,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 04:23:15,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:15,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 04:23:15,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:15,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-23 04:23:15,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:15,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-07-23 04:23:15,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:15,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-23 04:23:15,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:15,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-07-23 04:23:15,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:15,224 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2022-07-23 04:23:15,225 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 04:23:15,225 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2049462323] [2022-07-23 04:23:15,225 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2049462323] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 04:23:15,225 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 04:23:15,225 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-23 04:23:15,225 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1735349520] [2022-07-23 04:23:15,225 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 04:23:15,226 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-23 04:23:15,226 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 04:23:15,227 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-23 04:23:15,227 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-07-23 04:23:15,227 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) [2022-07-23 04:23:24,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 04:23:24,678 INFO L93 Difference]: Finished difference Result 8359 states and 11610 transitions. [2022-07-23 04:23:24,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-07-23 04:23:24,679 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 [2022-07-23 04:23:24,680 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 04:23:24,716 INFO L225 Difference]: With dead ends: 8359 [2022-07-23 04:23:24,717 INFO L226 Difference]: Without dead ends: 8357 [2022-07-23 04:23:24,724 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2022-07-23 04:23:24,725 INFO L413 NwaCegarLoop]: 3542 mSDtfsCounter, 7162 mSDsluCounter, 1700 mSDsCounter, 0 mSdLazyCounter, 10613 mSolverCounterSat, 4503 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7162 SdHoareTripleChecker+Valid, 5242 SdHoareTripleChecker+Invalid, 15116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4503 IncrementalHoareTripleChecker+Valid, 10613 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.9s IncrementalHoareTripleChecker+Time [2022-07-23 04:23:24,725 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7162 Valid, 5242 Invalid, 15116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4503 Valid, 10613 Invalid, 0 Unknown, 0 Unchecked, 8.9s Time] [2022-07-23 04:23:24,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8357 states. [2022-07-23 04:23:25,113 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8357 to 7153. [2022-07-23 04:23:25,122 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) [2022-07-23 04:23:25,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7153 states to 7153 states and 9641 transitions. [2022-07-23 04:23:25,149 INFO L78 Accepts]: Start accepts. Automaton has 7153 states and 9641 transitions. Word has length 119 [2022-07-23 04:23:25,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 04:23:25,149 INFO L495 AbstractCegarLoop]: Abstraction has 7153 states and 9641 transitions. [2022-07-23 04:23:25,149 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) [2022-07-23 04:23:25,150 INFO L276 IsEmpty]: Start isEmpty. Operand 7153 states and 9641 transitions. [2022-07-23 04:23:25,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-07-23 04:23:25,153 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 04:23:25,153 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] [2022-07-23 04:23:25,153 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-07-23 04:23:25,154 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)] === [2022-07-23 04:23:25,154 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 04:23:25,154 INFO L85 PathProgramCache]: Analyzing trace with hash 1285790260, now seen corresponding path program 1 times [2022-07-23 04:23:25,154 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 04:23:25,154 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1474777031] [2022-07-23 04:23:25,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 04:23:25,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 04:23:25,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:25,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 04:23:25,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:25,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-23 04:23:25,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:25,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-23 04:23:25,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:25,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-07-23 04:23:25,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:25,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-23 04:23:25,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:25,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-23 04:23:25,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:25,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 04:23:25,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:25,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-23 04:23:25,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:25,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-23 04:23:25,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:25,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-23 04:23:25,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:25,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-23 04:23:25,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:25,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-23 04:23:25,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:25,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-07-23 04:23:25,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:25,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-07-23 04:23:25,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:25,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-07-23 04:23:25,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:25,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-23 04:23:25,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:25,445 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-23 04:23:25,445 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 04:23:25,445 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1474777031] [2022-07-23 04:23:25,445 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1474777031] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 04:23:25,445 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 04:23:25,446 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-23 04:23:25,446 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1187267947] [2022-07-23 04:23:25,446 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 04:23:25,446 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-23 04:23:25,446 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 04:23:25,447 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 04:23:25,447 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-23 04:23:25,447 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) [2022-07-23 04:23:31,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 04:23:31,183 INFO L93 Difference]: Finished difference Result 7153 states and 9641 transitions. [2022-07-23 04:23:31,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-23 04:23:31,184 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 [2022-07-23 04:23:31,184 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 04:23:31,205 INFO L225 Difference]: With dead ends: 7153 [2022-07-23 04:23:31,205 INFO L226 Difference]: Without dead ends: 7151 [2022-07-23 04:23:31,209 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 [2022-07-23 04:23:31,209 INFO L413 NwaCegarLoop]: 3540 mSDtfsCounter, 7583 mSDsluCounter, 994 mSDsCounter, 0 mSdLazyCounter, 4580 mSolverCounterSat, 3862 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s 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, 5.3s IncrementalHoareTripleChecker+Time [2022-07-23 04:23:31,209 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7695 Valid, 4534 Invalid, 8442 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3862 Valid, 4580 Invalid, 0 Unknown, 0 Unchecked, 5.3s Time] [2022-07-23 04:23:31,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7151 states. [2022-07-23 04:23:31,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7151 to 7151. [2022-07-23 04:23:31,503 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) [2022-07-23 04:23:31,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7151 states to 7151 states and 9638 transitions. [2022-07-23 04:23:31,524 INFO L78 Accepts]: Start accepts. Automaton has 7151 states and 9638 transitions. Word has length 112 [2022-07-23 04:23:31,525 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 04:23:31,525 INFO L495 AbstractCegarLoop]: Abstraction has 7151 states and 9638 transitions. [2022-07-23 04:23:31,525 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) [2022-07-23 04:23:31,525 INFO L276 IsEmpty]: Start isEmpty. Operand 7151 states and 9638 transitions. [2022-07-23 04:23:31,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-07-23 04:23:31,527 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 04:23:31,528 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] [2022-07-23 04:23:31,528 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-07-23 04:23:31,528 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)] === [2022-07-23 04:23:31,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 04:23:31,528 INFO L85 PathProgramCache]: Analyzing trace with hash -1437937382, now seen corresponding path program 1 times [2022-07-23 04:23:31,529 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 04:23:31,529 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1571940094] [2022-07-23 04:23:31,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 04:23:31,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 04:23:31,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:31,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 04:23:31,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:31,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-23 04:23:31,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:31,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-23 04:23:31,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:31,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-07-23 04:23:31,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:31,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-23 04:23:31,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:31,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-23 04:23:31,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:31,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 04:23:31,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:31,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-23 04:23:31,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:31,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-23 04:23:31,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:31,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-07-23 04:23:31,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:31,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-07-23 04:23:31,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:31,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 04:23:31,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:31,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 04:23:31,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:31,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-23 04:23:31,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:31,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-07-23 04:23:31,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:31,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-23 04:23:31,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:31,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-07-23 04:23:31,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:31,819 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2022-07-23 04:23:31,819 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 04:23:31,819 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1571940094] [2022-07-23 04:23:31,819 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1571940094] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 04:23:31,819 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 04:23:31,819 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-23 04:23:31,820 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [983040331] [2022-07-23 04:23:31,820 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 04:23:31,820 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-23 04:23:31,820 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 04:23:31,820 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 04:23:31,821 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-23 04:23:31,821 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) [2022-07-23 04:23:37,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 04:23:37,564 INFO L93 Difference]: Finished difference Result 15483 states and 21608 transitions. [2022-07-23 04:23:37,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-23 04:23:37,565 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 [2022-07-23 04:23:37,565 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 04:23:37,591 INFO L225 Difference]: With dead ends: 15483 [2022-07-23 04:23:37,592 INFO L226 Difference]: Without dead ends: 8349 [2022-07-23 04:23:37,623 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 [2022-07-23 04:23:37,624 INFO L413 NwaCegarLoop]: 3535 mSDtfsCounter, 10289 mSDsluCounter, 864 mSDsCounter, 0 mSdLazyCounter, 2890 mSolverCounterSat, 6051 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10414 SdHoareTripleChecker+Valid, 4399 SdHoareTripleChecker+Invalid, 8941 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6051 IncrementalHoareTripleChecker+Valid, 2890 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2022-07-23 04:23:37,624 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10414 Valid, 4399 Invalid, 8941 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6051 Valid, 2890 Invalid, 0 Unknown, 0 Unchecked, 5.1s Time] [2022-07-23 04:23:37,632 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8349 states. [2022-07-23 04:23:37,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8349 to 7145. [2022-07-23 04:23:37,963 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) [2022-07-23 04:23:37,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7145 states to 7145 states and 9629 transitions. [2022-07-23 04:23:37,992 INFO L78 Accepts]: Start accepts. Automaton has 7145 states and 9629 transitions. Word has length 123 [2022-07-23 04:23:37,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 04:23:37,992 INFO L495 AbstractCegarLoop]: Abstraction has 7145 states and 9629 transitions. [2022-07-23 04:23:37,992 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) [2022-07-23 04:23:37,992 INFO L276 IsEmpty]: Start isEmpty. Operand 7145 states and 9629 transitions. [2022-07-23 04:23:37,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2022-07-23 04:23:37,994 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 04:23:37,994 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] [2022-07-23 04:23:37,994 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-07-23 04:23:37,994 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)] === [2022-07-23 04:23:37,995 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 04:23:37,995 INFO L85 PathProgramCache]: Analyzing trace with hash -1305903881, now seen corresponding path program 1 times [2022-07-23 04:23:37,995 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 04:23:37,995 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [851640973] [2022-07-23 04:23:37,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 04:23:37,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 04:23:38,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:38,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 04:23:38,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:38,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-23 04:23:38,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:38,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-23 04:23:38,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:38,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-07-23 04:23:38,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:38,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-23 04:23:38,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:38,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-23 04:23:38,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:38,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 04:23:38,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:38,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-23 04:23:38,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:38,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-23 04:23:38,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:38,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-23 04:23:38,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:38,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-23 04:23:38,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:38,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-23 04:23:38,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:38,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-07-23 04:23:38,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:38,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-07-23 04:23:38,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:38,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-07-23 04:23:38,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:38,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-23 04:23:38,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:38,248 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-23 04:23:38,249 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 04:23:38,249 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [851640973] [2022-07-23 04:23:38,249 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [851640973] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 04:23:38,249 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 04:23:38,249 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-23 04:23:38,249 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2084038378] [2022-07-23 04:23:38,249 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 04:23:38,250 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-23 04:23:38,250 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 04:23:38,250 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 04:23:38,250 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-23 04:23:38,251 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) [2022-07-23 04:23:44,199 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 04:23:44,200 INFO L93 Difference]: Finished difference Result 7145 states and 9629 transitions. [2022-07-23 04:23:44,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-23 04:23:44,200 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 [2022-07-23 04:23:44,200 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 04:23:44,223 INFO L225 Difference]: With dead ends: 7145 [2022-07-23 04:23:44,223 INFO L226 Difference]: Without dead ends: 7143 [2022-07-23 04:23:44,228 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 [2022-07-23 04:23:44,229 INFO L413 NwaCegarLoop]: 3533 mSDtfsCounter, 7556 mSDsluCounter, 994 mSDsCounter, 0 mSdLazyCounter, 4577 mSolverCounterSat, 3862 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s 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, 5.5s IncrementalHoareTripleChecker+Time [2022-07-23 04:23:44,229 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7668 Valid, 4527 Invalid, 8439 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3862 Valid, 4577 Invalid, 0 Unknown, 0 Unchecked, 5.5s Time] [2022-07-23 04:23:44,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7143 states. [2022-07-23 04:23:44,598 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7143 to 7143. [2022-07-23 04:23:44,605 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) [2022-07-23 04:23:44,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7143 states to 7143 states and 9626 transitions. [2022-07-23 04:23:44,632 INFO L78 Accepts]: Start accepts. Automaton has 7143 states and 9626 transitions. Word has length 114 [2022-07-23 04:23:44,632 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 04:23:44,632 INFO L495 AbstractCegarLoop]: Abstraction has 7143 states and 9626 transitions. [2022-07-23 04:23:44,632 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) [2022-07-23 04:23:44,633 INFO L276 IsEmpty]: Start isEmpty. Operand 7143 states and 9626 transitions. [2022-07-23 04:23:44,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2022-07-23 04:23:44,634 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 04:23:44,634 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] [2022-07-23 04:23:44,634 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-07-23 04:23:44,635 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)] === [2022-07-23 04:23:44,635 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 04:23:44,635 INFO L85 PathProgramCache]: Analyzing trace with hash 1287402556, now seen corresponding path program 1 times [2022-07-23 04:23:44,635 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 04:23:44,635 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1961462823] [2022-07-23 04:23:44,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 04:23:44,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 04:23:44,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:44,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 04:23:44,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:44,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-23 04:23:44,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:44,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-23 04:23:44,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:44,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-07-23 04:23:44,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:44,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-23 04:23:44,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:44,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-23 04:23:44,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:44,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 04:23:44,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:44,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-23 04:23:44,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:44,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-23 04:23:44,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:44,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-23 04:23:44,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:44,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-23 04:23:44,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:44,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-23 04:23:44,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:44,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-07-23 04:23:44,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:44,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-07-23 04:23:44,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:44,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-07-23 04:23:44,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:44,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-23 04:23:44,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:44,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-07-23 04:23:44,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:44,900 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-23 04:23:44,901 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 04:23:44,901 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1961462823] [2022-07-23 04:23:44,901 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1961462823] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 04:23:44,901 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 04:23:44,901 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-23 04:23:44,901 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [654867788] [2022-07-23 04:23:44,901 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 04:23:44,902 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-23 04:23:44,902 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 04:23:44,902 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 04:23:44,902 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-23 04:23:44,902 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) [2022-07-23 04:23:57,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 04:23:57,343 INFO L93 Difference]: Finished difference Result 14269 states and 19498 transitions. [2022-07-23 04:23:57,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-07-23 04:23:57,344 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 [2022-07-23 04:23:57,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 04:23:57,383 INFO L225 Difference]: With dead ends: 14269 [2022-07-23 04:23:57,383 INFO L226 Difference]: Without dead ends: 14267 [2022-07-23 04:23:57,390 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 [2022-07-23 04:23:57,392 INFO L413 NwaCegarLoop]: 4218 mSDtfsCounter, 11468 mSDsluCounter, 1393 mSDsCounter, 0 mSdLazyCounter, 10489 mSolverCounterSat, 6341 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11575 SdHoareTripleChecker+Valid, 5611 SdHoareTripleChecker+Invalid, 16830 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6341 IncrementalHoareTripleChecker+Valid, 10489 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.5s IncrementalHoareTripleChecker+Time [2022-07-23 04:23:57,392 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11575 Valid, 5611 Invalid, 16830 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6341 Valid, 10489 Invalid, 0 Unknown, 0 Unchecked, 11.5s Time] [2022-07-23 04:23:57,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14267 states. [2022-07-23 04:23:58,023 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14267 to 14081. [2022-07-23 04:23:58,039 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) [2022-07-23 04:23:58,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14081 states to 14081 states and 19301 transitions. [2022-07-23 04:23:58,107 INFO L78 Accepts]: Start accepts. Automaton has 14081 states and 19301 transitions. Word has length 120 [2022-07-23 04:23:58,107 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 04:23:58,107 INFO L495 AbstractCegarLoop]: Abstraction has 14081 states and 19301 transitions. [2022-07-23 04:23:58,107 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) [2022-07-23 04:23:58,108 INFO L276 IsEmpty]: Start isEmpty. Operand 14081 states and 19301 transitions. [2022-07-23 04:23:58,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-07-23 04:23:58,109 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 04:23:58,109 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] [2022-07-23 04:23:58,109 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-07-23 04:23:58,110 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)] === [2022-07-23 04:23:58,110 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 04:23:58,110 INFO L85 PathProgramCache]: Analyzing trace with hash -650432684, now seen corresponding path program 1 times [2022-07-23 04:23:58,110 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 04:23:58,110 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [436192110] [2022-07-23 04:23:58,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 04:23:58,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 04:23:58,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:58,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 04:23:58,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:58,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-23 04:23:58,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:58,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-23 04:23:58,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:58,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-07-23 04:23:58,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:58,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-23 04:23:58,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:58,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-23 04:23:58,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:58,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 04:23:58,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:58,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-23 04:23:58,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:58,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-23 04:23:58,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:58,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-23 04:23:58,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:58,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-23 04:23:58,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:58,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-23 04:23:58,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:58,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-07-23 04:23:58,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:58,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-07-23 04:23:58,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:58,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-07-23 04:23:58,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:58,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-23 04:23:58,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:58,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-07-23 04:23:58,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:58,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-07-23 04:23:58,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:58,483 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-23 04:23:58,484 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 04:23:58,484 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [436192110] [2022-07-23 04:23:58,485 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [436192110] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 04:23:58,486 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 04:23:58,486 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-23 04:23:58,486 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1398206341] [2022-07-23 04:23:58,486 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 04:23:58,486 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-23 04:23:58,486 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 04:23:58,487 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 04:23:58,487 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-23 04:23:58,487 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) [2022-07-23 04:24:04,730 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 04:24:04,730 INFO L93 Difference]: Finished difference Result 14081 states and 19301 transitions. [2022-07-23 04:24:04,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-23 04:24:04,731 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 [2022-07-23 04:24:04,731 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 04:24:04,771 INFO L225 Difference]: With dead ends: 14081 [2022-07-23 04:24:04,771 INFO L226 Difference]: Without dead ends: 14079 [2022-07-23 04:24:04,777 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-07-23 04:24:04,778 INFO L413 NwaCegarLoop]: 3530 mSDtfsCounter, 7552 mSDsluCounter, 994 mSDsCounter, 0 mSdLazyCounter, 4576 mSolverCounterSat, 3862 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s 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, 5.4s IncrementalHoareTripleChecker+Time [2022-07-23 04:24:04,778 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7662 Valid, 4524 Invalid, 8438 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3862 Valid, 4576 Invalid, 0 Unknown, 0 Unchecked, 5.4s Time] [2022-07-23 04:24:04,789 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14079 states. [2022-07-23 04:24:05,435 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14079 to 14079. [2022-07-23 04:24:05,448 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) [2022-07-23 04:24:05,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14079 states to 14079 states and 19298 transitions. [2022-07-23 04:24:05,510 INFO L78 Accepts]: Start accepts. Automaton has 14079 states and 19298 transitions. Word has length 126 [2022-07-23 04:24:05,510 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 04:24:05,510 INFO L495 AbstractCegarLoop]: Abstraction has 14079 states and 19298 transitions. [2022-07-23 04:24:05,510 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) [2022-07-23 04:24:05,511 INFO L276 IsEmpty]: Start isEmpty. Operand 14079 states and 19298 transitions. [2022-07-23 04:24:05,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2022-07-23 04:24:05,513 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 04:24:05,513 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] [2022-07-23 04:24:05,513 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-07-23 04:24:05,513 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)] === [2022-07-23 04:24:05,513 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 04:24:05,513 INFO L85 PathProgramCache]: Analyzing trace with hash -310651328, now seen corresponding path program 1 times [2022-07-23 04:24:05,514 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 04:24:05,514 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1961716445] [2022-07-23 04:24:05,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 04:24:05,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 04:24:05,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:05,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 04:24:05,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:05,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-23 04:24:05,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:05,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-23 04:24:05,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:05,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-07-23 04:24:05,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:05,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 04:24:05,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:05,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 04:24:05,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:05,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-23 04:24:05,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:05,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-07-23 04:24:05,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:05,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-23 04:24:05,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:05,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 04:24:05,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:05,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 04:24:05,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:05,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-23 04:24:05,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:05,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-23 04:24:05,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:05,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 04:24:05,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:05,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-07-23 04:24:05,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:05,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-07-23 04:24:05,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:05,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 04:24:05,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:05,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2022-07-23 04:24:05,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:05,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 04:24:05,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:05,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-07-23 04:24:05,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:05,851 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2022-07-23 04:24:05,852 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 04:24:05,852 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1961716445] [2022-07-23 04:24:05,852 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1961716445] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 04:24:05,852 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 04:24:05,852 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-23 04:24:05,852 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [360119517] [2022-07-23 04:24:05,853 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 04:24:05,853 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-23 04:24:05,853 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 04:24:05,854 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-23 04:24:05,854 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-23 04:24:05,854 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) [2022-07-23 04:24:12,890 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 04:24:12,891 INFO L93 Difference]: Finished difference Result 32543 states and 47007 transitions. [2022-07-23 04:24:12,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-23 04:24:12,891 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 [2022-07-23 04:24:12,891 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 04:24:12,967 INFO L225 Difference]: With dead ends: 32543 [2022-07-23 04:24:12,967 INFO L226 Difference]: Without dead ends: 18481 [2022-07-23 04:24:13,028 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 [2022-07-23 04:24:13,029 INFO L413 NwaCegarLoop]: 3851 mSDtfsCounter, 4345 mSDsluCounter, 4611 mSDsCounter, 0 mSdLazyCounter, 4846 mSolverCounterSat, 2828 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4707 SdHoareTripleChecker+Valid, 8462 SdHoareTripleChecker+Invalid, 7674 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2828 IncrementalHoareTripleChecker+Valid, 4846 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.8s IncrementalHoareTripleChecker+Time [2022-07-23 04:24:13,030 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4707 Valid, 8462 Invalid, 7674 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2828 Valid, 4846 Invalid, 0 Unknown, 0 Unchecked, 5.8s Time] [2022-07-23 04:24:13,045 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18481 states. [2022-07-23 04:24:13,865 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18481 to 14599. [2022-07-23 04:24:13,880 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) [2022-07-23 04:24:13,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14599 states to 14599 states and 20078 transitions. [2022-07-23 04:24:13,944 INFO L78 Accepts]: Start accepts. Automaton has 14599 states and 20078 transitions. Word has length 147 [2022-07-23 04:24:13,945 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 04:24:13,945 INFO L495 AbstractCegarLoop]: Abstraction has 14599 states and 20078 transitions. [2022-07-23 04:24:13,945 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) [2022-07-23 04:24:13,945 INFO L276 IsEmpty]: Start isEmpty. Operand 14599 states and 20078 transitions. [2022-07-23 04:24:13,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2022-07-23 04:24:13,947 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 04:24:13,947 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] [2022-07-23 04:24:13,947 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-07-23 04:24:13,947 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)] === [2022-07-23 04:24:13,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 04:24:13,948 INFO L85 PathProgramCache]: Analyzing trace with hash 1683493378, now seen corresponding path program 1 times [2022-07-23 04:24:13,948 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 04:24:13,948 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1567368429] [2022-07-23 04:24:13,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 04:24:13,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 04:24:14,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:14,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 04:24:14,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:14,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-23 04:24:14,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:14,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-23 04:24:14,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:14,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-07-23 04:24:14,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:14,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 04:24:14,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:14,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 04:24:14,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:14,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-23 04:24:14,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:14,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-07-23 04:24:14,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:14,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-23 04:24:14,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:14,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 04:24:14,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:14,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 04:24:14,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:14,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-23 04:24:14,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:14,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-23 04:24:14,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:14,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 04:24:14,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:14,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-07-23 04:24:14,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:14,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-07-23 04:24:14,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:14,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 04:24:14,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:14,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2022-07-23 04:24:14,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:14,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 04:24:14,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:14,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-07-23 04:24:14,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:14,218 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2022-07-23 04:24:14,218 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 04:24:14,218 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1567368429] [2022-07-23 04:24:14,219 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1567368429] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 04:24:14,219 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 04:24:14,219 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-23 04:24:14,219 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [485405788] [2022-07-23 04:24:14,219 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 04:24:14,220 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-23 04:24:14,220 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 04:24:14,220 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 04:24:14,220 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-23 04:24:14,220 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) [2022-07-23 04:24:21,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 04:24:21,600 INFO L93 Difference]: Finished difference Result 18473 states and 26761 transitions. [2022-07-23 04:24:21,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-23 04:24:21,601 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 [2022-07-23 04:24:21,601 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 04:24:21,658 INFO L225 Difference]: With dead ends: 18473 [2022-07-23 04:24:21,658 INFO L226 Difference]: Without dead ends: 18471 [2022-07-23 04:24:21,668 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 [2022-07-23 04:24:21,669 INFO L413 NwaCegarLoop]: 3797 mSDtfsCounter, 8608 mSDsluCounter, 4658 mSDsCounter, 0 mSdLazyCounter, 4865 mSolverCounterSat, 4689 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8957 SdHoareTripleChecker+Valid, 8455 SdHoareTripleChecker+Invalid, 9554 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4689 IncrementalHoareTripleChecker+Valid, 4865 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.2s IncrementalHoareTripleChecker+Time [2022-07-23 04:24:21,669 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8957 Valid, 8455 Invalid, 9554 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4689 Valid, 4865 Invalid, 0 Unknown, 0 Unchecked, 6.2s Time] [2022-07-23 04:24:21,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18471 states. [2022-07-23 04:24:22,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18471 to 14597. [2022-07-23 04:24:22,427 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) [2022-07-23 04:24:22,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14597 states to 14597 states and 20073 transitions. [2022-07-23 04:24:22,486 INFO L78 Accepts]: Start accepts. Automaton has 14597 states and 20073 transitions. Word has length 147 [2022-07-23 04:24:22,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 04:24:22,487 INFO L495 AbstractCegarLoop]: Abstraction has 14597 states and 20073 transitions. [2022-07-23 04:24:22,487 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) [2022-07-23 04:24:22,487 INFO L276 IsEmpty]: Start isEmpty. Operand 14597 states and 20073 transitions. [2022-07-23 04:24:22,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-07-23 04:24:22,489 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 04:24:22,489 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] [2022-07-23 04:24:22,489 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-07-23 04:24:22,489 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)] === [2022-07-23 04:24:22,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 04:24:22,490 INFO L85 PathProgramCache]: Analyzing trace with hash 28751617, now seen corresponding path program 1 times [2022-07-23 04:24:22,490 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 04:24:22,490 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [9830541] [2022-07-23 04:24:22,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 04:24:22,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 04:24:22,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:22,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 04:24:22,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:22,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-23 04:24:22,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:22,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-23 04:24:22,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:22,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-07-23 04:24:22,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:22,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-23 04:24:22,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:22,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-23 04:24:22,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:22,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 04:24:22,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:22,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-23 04:24:22,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:22,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-23 04:24:22,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:22,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-23 04:24:22,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:22,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-23 04:24:22,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:22,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-23 04:24:22,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:22,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-07-23 04:24:22,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:22,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-07-23 04:24:22,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:22,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-07-23 04:24:22,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:22,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-23 04:24:22,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:22,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-07-23 04:24:22,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:22,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-07-23 04:24:22,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:22,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-07-23 04:24:22,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:22,824 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-23 04:24:22,824 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 04:24:22,824 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [9830541] [2022-07-23 04:24:22,824 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [9830541] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 04:24:22,824 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 04:24:22,824 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-23 04:24:22,824 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1063671005] [2022-07-23 04:24:22,825 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 04:24:22,826 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-23 04:24:22,826 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 04:24:22,827 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 04:24:22,827 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-23 04:24:22,827 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) [2022-07-23 04:24:28,928 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 04:24:28,928 INFO L93 Difference]: Finished difference Result 14597 states and 20073 transitions. [2022-07-23 04:24:28,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-23 04:24:28,929 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 [2022-07-23 04:24:28,929 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 04:24:28,960 INFO L225 Difference]: With dead ends: 14597 [2022-07-23 04:24:28,960 INFO L226 Difference]: Without dead ends: 14595 [2022-07-23 04:24:28,965 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 [2022-07-23 04:24:28,965 INFO L413 NwaCegarLoop]: 3526 mSDtfsCounter, 7540 mSDsluCounter, 994 mSDsCounter, 0 mSdLazyCounter, 4572 mSolverCounterSat, 3862 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s 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, 5.3s IncrementalHoareTripleChecker+Time [2022-07-23 04:24:28,965 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7649 Valid, 4520 Invalid, 8434 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3862 Valid, 4572 Invalid, 0 Unknown, 0 Unchecked, 5.3s Time] [2022-07-23 04:24:28,973 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14595 states. [2022-07-23 04:24:29,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14595 to 14595. [2022-07-23 04:24:29,589 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) [2022-07-23 04:24:29,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14595 states to 14595 states and 20070 transitions. [2022-07-23 04:24:29,642 INFO L78 Accepts]: Start accepts. Automaton has 14595 states and 20070 transitions. Word has length 132 [2022-07-23 04:24:29,642 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 04:24:29,642 INFO L495 AbstractCegarLoop]: Abstraction has 14595 states and 20070 transitions. [2022-07-23 04:24:29,642 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) [2022-07-23 04:24:29,642 INFO L276 IsEmpty]: Start isEmpty. Operand 14595 states and 20070 transitions. [2022-07-23 04:24:29,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2022-07-23 04:24:29,644 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 04:24:29,644 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] [2022-07-23 04:24:29,644 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-07-23 04:24:29,645 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)] === [2022-07-23 04:24:29,645 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 04:24:29,645 INFO L85 PathProgramCache]: Analyzing trace with hash 622967582, now seen corresponding path program 1 times [2022-07-23 04:24:29,645 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 04:24:29,645 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1615342106] [2022-07-23 04:24:29,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 04:24:29,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 04:24:29,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:29,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 04:24:29,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:29,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-23 04:24:29,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:29,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-23 04:24:29,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:29,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-07-23 04:24:29,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:29,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 04:24:29,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:29,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 04:24:29,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:29,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-23 04:24:29,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:29,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-07-23 04:24:29,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:29,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-23 04:24:29,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:29,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 04:24:29,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:29,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 04:24:29,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:29,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-23 04:24:29,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:29,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-23 04:24:29,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:29,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 04:24:29,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:29,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-07-23 04:24:29,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:29,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-07-23 04:24:29,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:29,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 04:24:29,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:29,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2022-07-23 04:24:29,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:29,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 04:24:29,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:29,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-07-23 04:24:29,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:29,879 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2022-07-23 04:24:29,879 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 04:24:29,879 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1615342106] [2022-07-23 04:24:29,880 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1615342106] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 04:24:29,880 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 04:24:29,880 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-23 04:24:29,880 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1295448735] [2022-07-23 04:24:29,880 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 04:24:29,880 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-23 04:24:29,880 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 04:24:29,881 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 04:24:29,881 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-23 04:24:29,881 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) [2022-07-23 04:24:36,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 04:24:36,927 INFO L93 Difference]: Finished difference Result 18469 states and 26753 transitions. [2022-07-23 04:24:36,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-23 04:24:36,928 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 [2022-07-23 04:24:36,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 04:24:36,980 INFO L225 Difference]: With dead ends: 18469 [2022-07-23 04:24:36,980 INFO L226 Difference]: Without dead ends: 18467 [2022-07-23 04:24:36,990 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 [2022-07-23 04:24:36,990 INFO L413 NwaCegarLoop]: 3791 mSDtfsCounter, 8665 mSDsluCounter, 4582 mSDsCounter, 0 mSdLazyCounter, 4868 mSolverCounterSat, 4751 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9014 SdHoareTripleChecker+Valid, 8373 SdHoareTripleChecker+Invalid, 9619 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4751 IncrementalHoareTripleChecker+Valid, 4868 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.9s IncrementalHoareTripleChecker+Time [2022-07-23 04:24:36,990 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9014 Valid, 8373 Invalid, 9619 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4751 Valid, 4868 Invalid, 0 Unknown, 0 Unchecked, 5.9s Time] [2022-07-23 04:24:37,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18467 states. [2022-07-23 04:24:37,709 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18467 to 14593. [2022-07-23 04:24:37,723 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) [2022-07-23 04:24:37,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14593 states to 14593 states and 20065 transitions. [2022-07-23 04:24:37,880 INFO L78 Accepts]: Start accepts. Automaton has 14593 states and 20065 transitions. Word has length 150 [2022-07-23 04:24:37,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 04:24:37,881 INFO L495 AbstractCegarLoop]: Abstraction has 14593 states and 20065 transitions. [2022-07-23 04:24:37,881 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) [2022-07-23 04:24:37,881 INFO L276 IsEmpty]: Start isEmpty. Operand 14593 states and 20065 transitions. [2022-07-23 04:24:37,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2022-07-23 04:24:37,883 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 04:24:37,883 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] [2022-07-23 04:24:37,883 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-07-23 04:24:37,883 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)] === [2022-07-23 04:24:37,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 04:24:37,884 INFO L85 PathProgramCache]: Analyzing trace with hash 12428918, now seen corresponding path program 1 times [2022-07-23 04:24:37,884 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 04:24:37,884 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [325653163] [2022-07-23 04:24:37,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 04:24:37,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 04:24:37,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:38,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 04:24:38,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:38,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-23 04:24:38,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:38,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-23 04:24:38,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:38,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-07-23 04:24:38,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:38,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-23 04:24:38,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:38,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-23 04:24:38,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:38,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 04:24:38,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:38,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-23 04:24:38,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:38,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-23 04:24:38,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:38,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-23 04:24:38,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:38,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-23 04:24:38,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:38,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-23 04:24:38,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:38,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-07-23 04:24:38,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:38,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-07-23 04:24:38,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:38,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-07-23 04:24:38,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:38,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-23 04:24:38,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:38,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-07-23 04:24:38,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:38,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-07-23 04:24:38,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:38,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-07-23 04:24:38,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:38,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-07-23 04:24:38,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:38,156 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-23 04:24:38,156 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 04:24:38,157 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [325653163] [2022-07-23 04:24:38,157 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [325653163] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 04:24:38,157 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 04:24:38,157 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-23 04:24:38,157 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2024780736] [2022-07-23 04:24:38,157 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 04:24:38,158 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-23 04:24:38,159 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 04:24:38,159 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 04:24:38,159 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-23 04:24:38,159 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) [2022-07-23 04:24:50,864 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 04:24:50,865 INFO L93 Difference]: Finished difference Result 28397 states and 39827 transitions. [2022-07-23 04:24:50,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-07-23 04:24:50,865 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 [2022-07-23 04:24:50,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 04:24:50,988 INFO L225 Difference]: With dead ends: 28397 [2022-07-23 04:24:50,988 INFO L226 Difference]: Without dead ends: 28395 [2022-07-23 04:24:51,005 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 [2022-07-23 04:24:51,006 INFO L413 NwaCegarLoop]: 3750 mSDtfsCounter, 11777 mSDsluCounter, 1393 mSDsCounter, 0 mSdLazyCounter, 9968 mSolverCounterSat, 6394 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11881 SdHoareTripleChecker+Valid, 5143 SdHoareTripleChecker+Invalid, 16362 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6394 IncrementalHoareTripleChecker+Valid, 9968 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.9s IncrementalHoareTripleChecker+Time [2022-07-23 04:24:51,006 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11881 Valid, 5143 Invalid, 16362 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6394 Valid, 9968 Invalid, 0 Unknown, 0 Unchecked, 10.9s Time] [2022-07-23 04:24:51,027 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28395 states. [2022-07-23 04:24:52,433 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28395 to 28098. [2022-07-23 04:24:52,460 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) [2022-07-23 04:24:52,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28098 states to 28098 states and 39469 transitions. [2022-07-23 04:24:52,591 INFO L78 Accepts]: Start accepts. Automaton has 28098 states and 39469 transitions. Word has length 138 [2022-07-23 04:24:52,591 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 04:24:52,592 INFO L495 AbstractCegarLoop]: Abstraction has 28098 states and 39469 transitions. [2022-07-23 04:24:52,592 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) [2022-07-23 04:24:52,592 INFO L276 IsEmpty]: Start isEmpty. Operand 28098 states and 39469 transitions. [2022-07-23 04:24:52,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2022-07-23 04:24:52,594 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 04:24:52,594 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] [2022-07-23 04:24:52,594 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-07-23 04:24:52,594 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)] === [2022-07-23 04:24:52,594 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 04:24:52,595 INFO L85 PathProgramCache]: Analyzing trace with hash 278420238, now seen corresponding path program 1 times [2022-07-23 04:24:52,595 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 04:24:52,595 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [742781508] [2022-07-23 04:24:52,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 04:24:52,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 04:24:52,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:52,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 04:24:52,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:52,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-23 04:24:52,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:52,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-23 04:24:52,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:52,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-07-23 04:24:52,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:52,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 04:24:52,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:52,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 04:24:52,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:52,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-23 04:24:52,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:52,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-07-23 04:24:52,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:52,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-23 04:24:52,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:52,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 04:24:52,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:52,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 04:24:52,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:52,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-23 04:24:52,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:52,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-23 04:24:52,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:52,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 04:24:52,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:52,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-07-23 04:24:52,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:52,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-07-23 04:24:52,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:52,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 04:24:52,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:52,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2022-07-23 04:24:52,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:52,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 04:24:52,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:52,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-07-23 04:24:52,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:52,849 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2022-07-23 04:24:52,849 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 04:24:52,849 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [742781508] [2022-07-23 04:24:52,849 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [742781508] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 04:24:52,849 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 04:24:52,849 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-23 04:24:52,849 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2042539598] [2022-07-23 04:24:52,849 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 04:24:52,850 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-23 04:24:52,850 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 04:24:52,850 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 04:24:52,850 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-23 04:24:52,850 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) [2022-07-23 04:25:07,595 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 04:25:07,596 INFO L93 Difference]: Finished difference Result 36003 states and 53561 transitions. [2022-07-23 04:25:07,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-07-23 04:25:07,597 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 [2022-07-23 04:25:07,597 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 04:25:07,709 INFO L225 Difference]: With dead ends: 36003 [2022-07-23 04:25:07,709 INFO L226 Difference]: Without dead ends: 36001 [2022-07-23 04:25:07,727 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 [2022-07-23 04:25:07,727 INFO L413 NwaCegarLoop]: 4297 mSDtfsCounter, 12549 mSDsluCounter, 7313 mSDsCounter, 0 mSdLazyCounter, 10263 mSolverCounterSat, 7261 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13216 SdHoareTripleChecker+Valid, 11610 SdHoareTripleChecker+Invalid, 17524 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7261 IncrementalHoareTripleChecker+Valid, 10263 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.2s IncrementalHoareTripleChecker+Time [2022-07-23 04:25:07,727 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13216 Valid, 11610 Invalid, 17524 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7261 Valid, 10263 Invalid, 0 Unknown, 0 Unchecked, 12.2s Time] [2022-07-23 04:25:07,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36001 states. [2022-07-23 04:25:09,405 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36001 to 29340. [2022-07-23 04:25:09,436 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) [2022-07-23 04:25:09,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29340 states to 29340 states and 41637 transitions. [2022-07-23 04:25:09,578 INFO L78 Accepts]: Start accepts. Automaton has 29340 states and 41637 transitions. Word has length 153 [2022-07-23 04:25:09,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 04:25:09,579 INFO L495 AbstractCegarLoop]: Abstraction has 29340 states and 41637 transitions. [2022-07-23 04:25:09,579 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) [2022-07-23 04:25:09,579 INFO L276 IsEmpty]: Start isEmpty. Operand 29340 states and 41637 transitions. [2022-07-23 04:25:09,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2022-07-23 04:25:09,581 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 04:25:09,581 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] [2022-07-23 04:25:09,582 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-07-23 04:25:09,582 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)] === [2022-07-23 04:25:09,582 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 04:25:09,582 INFO L85 PathProgramCache]: Analyzing trace with hash -1500467922, now seen corresponding path program 1 times [2022-07-23 04:25:09,582 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 04:25:09,582 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1363366231] [2022-07-23 04:25:09,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 04:25:09,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 04:25:09,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:25:09,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 04:25:09,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:25:09,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-23 04:25:09,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:25:09,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-23 04:25:09,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:25:09,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-07-23 04:25:09,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:25:09,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-23 04:25:09,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:25:09,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-23 04:25:09,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:25:09,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 04:25:09,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:25:09,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-23 04:25:09,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:25:09,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-23 04:25:09,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:25:09,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-07-23 04:25:09,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:25:09,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-07-23 04:25:09,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:25:09,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 04:25:09,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:25:09,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 04:25:09,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:25:09,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-23 04:25:09,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:25:09,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-07-23 04:25:09,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:25:09,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-07-23 04:25:09,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:25:09,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 04:25:09,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:25:09,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 04:25:09,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:25:09,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-23 04:25:09,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:25:09,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-07-23 04:25:09,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:25:09,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-07-23 04:25:09,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:25:09,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 04:25:09,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:25:09,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 04:25:09,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:25:09,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-23 04:25:09,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:25:09,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-07-23 04:25:09,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:25:09,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-07-23 04:25:09,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:25:09,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 04:25:09,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:25:09,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 04:25:09,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:25:10,069 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 258 trivial. 0 not checked. [2022-07-23 04:25:10,069 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 04:25:10,070 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1363366231] [2022-07-23 04:25:10,070 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1363366231] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 04:25:10,070 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 04:25:10,070 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-07-23 04:25:10,070 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [527115811] [2022-07-23 04:25:10,070 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 04:25:10,070 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-07-23 04:25:10,070 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 04:25:10,071 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-07-23 04:25:10,071 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2022-07-23 04:25:10,071 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)