./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c3fed411 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--ethernet--dec--tulip--dmfe.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 112291a0afbd95f38753698288bc21e678f8fc599868e66751c5bf984ca2e210 --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-16 05:24:15,491 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-16 05:24:15,493 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-16 05:24:15,534 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-16 05:24:15,535 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-16 05:24:15,536 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-16 05:24:15,537 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-16 05:24:15,544 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-16 05:24:15,545 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-16 05:24:15,546 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-16 05:24:15,546 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-16 05:24:15,547 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-16 05:24:15,547 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-16 05:24:15,548 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-16 05:24:15,549 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-16 05:24:15,549 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-16 05:24:15,550 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-16 05:24:15,550 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-16 05:24:15,564 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-16 05:24:15,565 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-16 05:24:15,566 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-16 05:24:15,567 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-16 05:24:15,568 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-16 05:24:15,568 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-16 05:24:15,581 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-16 05:24:15,581 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-16 05:24:15,581 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-16 05:24:15,582 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-16 05:24:15,582 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-16 05:24:15,583 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-16 05:24:15,583 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-16 05:24:15,583 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-16 05:24:15,584 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-16 05:24:15,584 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-16 05:24:15,585 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-16 05:24:15,585 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-16 05:24:15,585 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-16 05:24:15,585 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-16 05:24:15,585 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-16 05:24:15,586 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-16 05:24:15,586 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-16 05:24:15,587 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-16 05:24:15,603 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-16 05:24:15,604 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-16 05:24:15,604 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-16 05:24:15,604 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-16 05:24:15,605 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-16 05:24:15,605 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-16 05:24:15,605 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-16 05:24:15,605 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-16 05:24:15,606 INFO L138 SettingsManager]: * Use SBE=true [2021-12-16 05:24:15,606 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-16 05:24:15,606 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-16 05:24:15,606 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-16 05:24:15,606 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-16 05:24:15,606 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-16 05:24:15,606 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-16 05:24:15,607 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-16 05:24:15,607 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-16 05:24:15,607 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-16 05:24:15,607 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-16 05:24:15,607 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-16 05:24:15,607 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-16 05:24:15,608 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-16 05:24:15,608 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-16 05:24:15,608 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-16 05:24:15,608 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-16 05:24:15,608 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-16 05:24:15,608 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-16 05:24:15,609 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-16 05:24:15,609 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-16 05:24:15,609 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-16 05:24:15,609 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-16 05:24:15,609 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 112291a0afbd95f38753698288bc21e678f8fc599868e66751c5bf984ca2e210 [2021-12-16 05:24:15,772 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-16 05:24:15,795 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-16 05:24:15,798 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-16 05:24:15,799 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-16 05:24:15,800 INFO L275 PluginConnector]: CDTParser initialized [2021-12-16 05:24:15,801 INFO L432 ainManager$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--ethernet--dec--tulip--dmfe.ko.cil.i [2021-12-16 05:24:15,853 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0620e594/c26a2597903a40b99aad4c239119109f/FLAG8ccc0d942 [2021-12-16 05:24:16,524 INFO L306 CDTParser]: Found 1 translation units. [2021-12-16 05:24:16,525 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i [2021-12-16 05:24:16,567 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0620e594/c26a2597903a40b99aad4c239119109f/FLAG8ccc0d942 [2021-12-16 05:24:16,876 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0620e594/c26a2597903a40b99aad4c239119109f [2021-12-16 05:24:16,878 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-16 05:24:16,879 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-16 05:24:16,880 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-16 05:24:16,880 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-16 05:24:16,883 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-16 05:24:16,883 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 05:24:16" (1/1) ... [2021-12-16 05:24:16,884 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46c3b66b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:24:16, skipping insertion in model container [2021-12-16 05:24:16,884 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 05:24:16" (1/1) ... [2021-12-16 05:24:16,888 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-16 05:24:16,997 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-16 05:24:19,705 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[399219,399232] [2021-12-16 05:24:19,708 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[399364,399377] [2021-12-16 05:24:19,709 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[399510,399523] [2021-12-16 05:24:19,709 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[399675,399688] [2021-12-16 05:24:19,709 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[399833,399846] [2021-12-16 05:24:19,714 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--ethernet--dec--tulip--dmfe.ko.cil.i[399991,400004] [2021-12-16 05:24:19,714 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--ethernet--dec--tulip--dmfe.ko.cil.i[400149,400162] [2021-12-16 05:24:19,715 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[400309,400322] [2021-12-16 05:24:19,715 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[400468,400481] [2021-12-16 05:24:19,715 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[400607,400620] [2021-12-16 05:24:19,716 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--ethernet--dec--tulip--dmfe.ko.cil.i[400749,400762] [2021-12-16 05:24:19,716 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--ethernet--dec--tulip--dmfe.ko.cil.i[400898,400911] [2021-12-16 05:24:19,717 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--ethernet--dec--tulip--dmfe.ko.cil.i[401037,401050] [2021-12-16 05:24:19,717 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--ethernet--dec--tulip--dmfe.ko.cil.i[401192,401205] [2021-12-16 05:24:19,718 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--ethernet--dec--tulip--dmfe.ko.cil.i[401352,401365] [2021-12-16 05:24:19,719 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--ethernet--dec--tulip--dmfe.ko.cil.i[401503,401516] [2021-12-16 05:24:19,720 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--ethernet--dec--tulip--dmfe.ko.cil.i[401654,401667] [2021-12-16 05:24:19,720 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--ethernet--dec--tulip--dmfe.ko.cil.i[401806,401819] [2021-12-16 05:24:19,721 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--ethernet--dec--tulip--dmfe.ko.cil.i[401955,401968] [2021-12-16 05:24:19,721 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--ethernet--dec--tulip--dmfe.ko.cil.i[402103,402116] [2021-12-16 05:24:19,722 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--ethernet--dec--tulip--dmfe.ko.cil.i[402260,402273] [2021-12-16 05:24:19,722 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--ethernet--dec--tulip--dmfe.ko.cil.i[402409,402422] [2021-12-16 05:24:19,722 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--ethernet--dec--tulip--dmfe.ko.cil.i[402565,402578] [2021-12-16 05:24:19,723 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--ethernet--dec--tulip--dmfe.ko.cil.i[402718,402731] [2021-12-16 05:24:19,724 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--ethernet--dec--tulip--dmfe.ko.cil.i[402864,402877] [2021-12-16 05:24:19,725 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--ethernet--dec--tulip--dmfe.ko.cil.i[403007,403020] [2021-12-16 05:24:19,725 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--ethernet--dec--tulip--dmfe.ko.cil.i[403159,403172] [2021-12-16 05:24:19,725 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--ethernet--dec--tulip--dmfe.ko.cil.i[403305,403318] [2021-12-16 05:24:19,726 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--ethernet--dec--tulip--dmfe.ko.cil.i[403450,403463] [2021-12-16 05:24:19,727 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--ethernet--dec--tulip--dmfe.ko.cil.i[403604,403617] [2021-12-16 05:24:19,727 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--ethernet--dec--tulip--dmfe.ko.cil.i[403755,403768] [2021-12-16 05:24:19,728 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--ethernet--dec--tulip--dmfe.ko.cil.i[403910,403923] [2021-12-16 05:24:19,728 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--ethernet--dec--tulip--dmfe.ko.cil.i[404062,404075] [2021-12-16 05:24:19,728 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--ethernet--dec--tulip--dmfe.ko.cil.i[404217,404230] [2021-12-16 05:24:19,729 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--ethernet--dec--tulip--dmfe.ko.cil.i[404381,404394] [2021-12-16 05:24:19,729 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--ethernet--dec--tulip--dmfe.ko.cil.i[404537,404550] [2021-12-16 05:24:19,729 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--ethernet--dec--tulip--dmfe.ko.cil.i[404701,404714] [2021-12-16 05:24:19,730 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--ethernet--dec--tulip--dmfe.ko.cil.i[404843,404856] [2021-12-16 05:24:19,730 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--ethernet--dec--tulip--dmfe.ko.cil.i[405001,405014] [2021-12-16 05:24:19,731 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--ethernet--dec--tulip--dmfe.ko.cil.i[405168,405181] [2021-12-16 05:24:19,731 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--ethernet--dec--tulip--dmfe.ko.cil.i[405327,405340] [2021-12-16 05:24:19,731 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--ethernet--dec--tulip--dmfe.ko.cil.i[405486,405499] [2021-12-16 05:24:19,732 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--ethernet--dec--tulip--dmfe.ko.cil.i[405635,405648] [2021-12-16 05:24:19,732 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--ethernet--dec--tulip--dmfe.ko.cil.i[405782,405795] [2021-12-16 05:24:19,732 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--ethernet--dec--tulip--dmfe.ko.cil.i[405921,405934] [2021-12-16 05:24:19,732 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--ethernet--dec--tulip--dmfe.ko.cil.i[406084,406097] [2021-12-16 05:24:19,733 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--ethernet--dec--tulip--dmfe.ko.cil.i[406250,406263] [2021-12-16 05:24:19,734 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--ethernet--dec--tulip--dmfe.ko.cil.i[406414,406427] [2021-12-16 05:24:19,734 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--ethernet--dec--tulip--dmfe.ko.cil.i[406579,406592] [2021-12-16 05:24:19,735 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--ethernet--dec--tulip--dmfe.ko.cil.i[406744,406757] [2021-12-16 05:24:19,735 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--ethernet--dec--tulip--dmfe.ko.cil.i[406910,406923] [2021-12-16 05:24:19,735 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--ethernet--dec--tulip--dmfe.ko.cil.i[407075,407088] [2021-12-16 05:24:19,735 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--ethernet--dec--tulip--dmfe.ko.cil.i[407242,407255] [2021-12-16 05:24:19,736 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--ethernet--dec--tulip--dmfe.ko.cil.i[407402,407415] [2021-12-16 05:24:19,736 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--ethernet--dec--tulip--dmfe.ko.cil.i[407564,407577] [2021-12-16 05:24:19,736 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--ethernet--dec--tulip--dmfe.ko.cil.i[407723,407736] [2021-12-16 05:24:19,737 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--ethernet--dec--tulip--dmfe.ko.cil.i[407869,407882] [2021-12-16 05:24:19,737 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--ethernet--dec--tulip--dmfe.ko.cil.i[408012,408025] [2021-12-16 05:24:19,737 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--ethernet--dec--tulip--dmfe.ko.cil.i[408156,408169] [2021-12-16 05:24:19,737 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--ethernet--dec--tulip--dmfe.ko.cil.i[408299,408312] [2021-12-16 05:24:19,738 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--ethernet--dec--tulip--dmfe.ko.cil.i[408443,408456] [2021-12-16 05:24:19,739 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[408584,408597] [2021-12-16 05:24:19,739 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[408722,408735] [2021-12-16 05:24:19,739 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[408880,408893] [2021-12-16 05:24:19,740 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[409039,409052] [2021-12-16 05:24:19,740 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[409195,409208] [2021-12-16 05:24:19,740 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[409344,409357] [2021-12-16 05:24:19,741 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--ethernet--dec--tulip--dmfe.ko.cil.i[409496,409509] [2021-12-16 05:24:19,741 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--ethernet--dec--tulip--dmfe.ko.cil.i[409647,409660] [2021-12-16 05:24:19,741 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--ethernet--dec--tulip--dmfe.ko.cil.i[409796,409809] [2021-12-16 05:24:19,742 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[409948,409961] [2021-12-16 05:24:19,742 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[410096,410109] [2021-12-16 05:24:19,742 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[410249,410262] [2021-12-16 05:24:19,743 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--ethernet--dec--tulip--dmfe.ko.cil.i[410400,410413] [2021-12-16 05:24:19,743 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--ethernet--dec--tulip--dmfe.ko.cil.i[410550,410563] [2021-12-16 05:24:19,743 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--ethernet--dec--tulip--dmfe.ko.cil.i[410697,410710] [2021-12-16 05:24:19,743 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--ethernet--dec--tulip--dmfe.ko.cil.i[410848,410861] [2021-12-16 05:24:19,744 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--ethernet--dec--tulip--dmfe.ko.cil.i[410999,411012] [2021-12-16 05:24:19,744 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--ethernet--dec--tulip--dmfe.ko.cil.i[411147,411160] [2021-12-16 05:24:19,744 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--ethernet--dec--tulip--dmfe.ko.cil.i[411313,411326] [2021-12-16 05:24:19,745 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--ethernet--dec--tulip--dmfe.ko.cil.i[411482,411495] [2021-12-16 05:24:19,745 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--ethernet--dec--tulip--dmfe.ko.cil.i[411649,411662] [2021-12-16 05:24:19,745 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--ethernet--dec--tulip--dmfe.ko.cil.i[411817,411830] [2021-12-16 05:24:19,746 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--ethernet--dec--tulip--dmfe.ko.cil.i[411967,411980] [2021-12-16 05:24:19,746 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--ethernet--dec--tulip--dmfe.ko.cil.i[412114,412127] [2021-12-16 05:24:19,746 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--ethernet--dec--tulip--dmfe.ko.cil.i[412275,412288] [2021-12-16 05:24:19,756 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--ethernet--dec--tulip--dmfe.ko.cil.i[412445,412458] [2021-12-16 05:24:19,757 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[412607,412620] [2021-12-16 05:24:19,772 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-16 05:24:19,809 INFO L203 MainTranslator]: Completed pre-run [2021-12-16 05:24:20,061 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[399219,399232] [2021-12-16 05:24:20,063 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[399364,399377] [2021-12-16 05:24:20,063 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[399510,399523] [2021-12-16 05:24:20,063 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[399675,399688] [2021-12-16 05:24:20,064 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[399833,399846] [2021-12-16 05:24:20,067 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[399991,400004] [2021-12-16 05:24:20,068 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[400149,400162] [2021-12-16 05:24:20,068 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[400309,400322] [2021-12-16 05:24:20,068 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[400468,400481] [2021-12-16 05:24:20,069 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[400607,400620] [2021-12-16 05:24:20,069 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[400749,400762] [2021-12-16 05:24:20,069 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[400898,400911] [2021-12-16 05:24:20,069 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[401037,401050] [2021-12-16 05:24:20,070 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[401192,401205] [2021-12-16 05:24:20,070 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[401352,401365] [2021-12-16 05:24:20,070 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[401503,401516] [2021-12-16 05:24:20,070 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[401654,401667] [2021-12-16 05:24:20,071 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[401806,401819] [2021-12-16 05:24:20,071 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[401955,401968] [2021-12-16 05:24:20,072 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[402103,402116] [2021-12-16 05:24:20,072 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[402260,402273] [2021-12-16 05:24:20,073 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[402409,402422] [2021-12-16 05:24:20,073 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[402565,402578] [2021-12-16 05:24:20,073 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[402718,402731] [2021-12-16 05:24:20,073 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[402864,402877] [2021-12-16 05:24:20,074 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[403007,403020] [2021-12-16 05:24:20,074 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[403159,403172] [2021-12-16 05:24:20,074 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[403305,403318] [2021-12-16 05:24:20,074 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[403450,403463] [2021-12-16 05:24:20,075 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[403604,403617] [2021-12-16 05:24:20,075 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[403755,403768] [2021-12-16 05:24:20,075 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[403910,403923] [2021-12-16 05:24:20,075 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[404062,404075] [2021-12-16 05:24:20,076 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[404217,404230] [2021-12-16 05:24:20,076 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[404381,404394] [2021-12-16 05:24:20,077 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[404537,404550] [2021-12-16 05:24:20,077 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[404701,404714] [2021-12-16 05:24:20,077 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[404843,404856] [2021-12-16 05:24:20,077 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[405001,405014] [2021-12-16 05:24:20,078 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[405168,405181] [2021-12-16 05:24:20,080 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[405327,405340] [2021-12-16 05:24:20,080 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[405486,405499] [2021-12-16 05:24:20,080 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[405635,405648] [2021-12-16 05:24:20,080 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[405782,405795] [2021-12-16 05:24:20,081 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[405921,405934] [2021-12-16 05:24:20,081 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[406084,406097] [2021-12-16 05:24:20,081 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[406250,406263] [2021-12-16 05:24:20,082 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[406414,406427] [2021-12-16 05:24:20,082 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[406579,406592] [2021-12-16 05:24:20,082 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[406744,406757] [2021-12-16 05:24:20,083 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[406910,406923] [2021-12-16 05:24:20,083 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[407075,407088] [2021-12-16 05:24:20,083 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[407242,407255] [2021-12-16 05:24:20,084 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[407402,407415] [2021-12-16 05:24:20,084 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[407564,407577] [2021-12-16 05:24:20,084 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[407723,407736] [2021-12-16 05:24:20,084 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[407869,407882] [2021-12-16 05:24:20,085 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[408012,408025] [2021-12-16 05:24:20,085 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[408156,408169] [2021-12-16 05:24:20,085 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[408299,408312] [2021-12-16 05:24:20,085 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[408443,408456] [2021-12-16 05:24:20,087 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[408584,408597] [2021-12-16 05:24:20,088 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[408722,408735] [2021-12-16 05:24:20,090 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[408880,408893] [2021-12-16 05:24:20,090 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[409039,409052] [2021-12-16 05:24:20,090 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[409195,409208] [2021-12-16 05:24:20,091 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[409344,409357] [2021-12-16 05:24:20,092 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[409496,409509] [2021-12-16 05:24:20,095 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[409647,409660] [2021-12-16 05:24:20,095 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[409796,409809] [2021-12-16 05:24:20,096 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[409948,409961] [2021-12-16 05:24:20,096 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[410096,410109] [2021-12-16 05:24:20,100 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[410249,410262] [2021-12-16 05:24:20,101 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[410400,410413] [2021-12-16 05:24:20,101 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[410550,410563] [2021-12-16 05:24:20,101 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[410697,410710] [2021-12-16 05:24:20,101 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[410848,410861] [2021-12-16 05:24:20,102 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[410999,411012] [2021-12-16 05:24:20,103 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[411147,411160] [2021-12-16 05:24:20,103 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[411313,411326] [2021-12-16 05:24:20,103 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[411482,411495] [2021-12-16 05:24:20,104 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[411649,411662] [2021-12-16 05:24:20,104 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[411817,411830] [2021-12-16 05:24:20,104 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[411967,411980] [2021-12-16 05:24:20,105 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[412114,412127] [2021-12-16 05:24:20,105 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[412275,412288] [2021-12-16 05:24:20,105 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[412445,412458] [2021-12-16 05:24:20,105 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i[412607,412620] [2021-12-16 05:24:20,109 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-16 05:24:20,264 INFO L208 MainTranslator]: Completed translation [2021-12-16 05:24:20,264 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:24:20 WrapperNode [2021-12-16 05:24:20,264 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-16 05:24:20,265 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-16 05:24:20,265 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-16 05:24:20,266 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-16 05:24:20,270 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:24:20" (1/1) ... [2021-12-16 05:24:20,359 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:24:20" (1/1) ... [2021-12-16 05:24:20,458 INFO L137 Inliner]: procedures = 636, calls = 2220, calls flagged for inlining = 287, calls inlined = 204, statements flattened = 5086 [2021-12-16 05:24:20,458 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-16 05:24:20,459 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-16 05:24:20,459 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-16 05:24:20,459 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-16 05:24:20,465 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:24:20" (1/1) ... [2021-12-16 05:24:20,466 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:24:20" (1/1) ... [2021-12-16 05:24:20,480 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:24:20" (1/1) ... [2021-12-16 05:24:20,481 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:24:20" (1/1) ... [2021-12-16 05:24:20,566 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:24:20" (1/1) ... [2021-12-16 05:24:20,579 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:24:20" (1/1) ... [2021-12-16 05:24:20,594 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:24:20" (1/1) ... [2021-12-16 05:24:20,621 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-16 05:24:20,621 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-16 05:24:20,621 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-16 05:24:20,621 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-16 05:24:20,622 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:24:20" (1/1) ... [2021-12-16 05:24:20,627 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-16 05:24:20,635 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 05:24:20,646 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) [2021-12-16 05:24:20,663 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 [2021-12-16 05:24:20,689 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2021-12-16 05:24:20,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2021-12-16 05:24:20,690 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-12-16 05:24:20,690 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-12-16 05:24:20,690 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2021-12-16 05:24:20,690 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2021-12-16 05:24:20,690 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_set_filter_mode [2021-12-16 05:24:20,690 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_set_filter_mode [2021-12-16 05:24:20,690 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-12-16 05:24:20,690 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-12-16 05:24:20,691 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-16 05:24:20,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-16 05:24:20,691 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_resume [2021-12-16 05:24:20,691 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_resume [2021-12-16 05:24:20,691 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2021-12-16 05:24:20,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2021-12-16 05:24:20,691 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-12-16 05:24:20,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-12-16 05:24:20,692 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_phy_write_1bit [2021-12-16 05:24:20,692 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_phy_write_1bit [2021-12-16 05:24:20,692 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2021-12-16 05:24:20,692 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2021-12-16 05:24:20,692 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-12-16 05:24:20,692 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-12-16 05:24:20,692 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2021-12-16 05:24:20,692 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2021-12-16 05:24:20,692 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite16 [2021-12-16 05:24:20,693 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite16 [2021-12-16 05:24:20,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2021-12-16 05:24:20,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2021-12-16 05:24:20,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2021-12-16 05:24:20,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2021-12-16 05:24:20,693 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2021-12-16 05:24:20,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2021-12-16 05:24:20,693 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2021-12-16 05:24:20,693 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2021-12-16 05:24:20,694 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_reuse_skb [2021-12-16 05:24:20,694 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_reuse_skb [2021-12-16 05:24:20,694 INFO L130 BoogieDeclarations]: Found specification of procedure dev_trans_start [2021-12-16 05:24:20,694 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_trans_start [2021-12-16 05:24:20,694 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-12-16 05:24:20,694 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-12-16 05:24:20,694 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-12-16 05:24:20,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-12-16 05:24:20,695 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-12-16 05:24:20,695 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-12-16 05:24:20,695 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2021-12-16 05:24:20,695 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2021-12-16 05:24:20,695 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-12-16 05:24:20,695 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-12-16 05:24:20,695 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-16 05:24:20,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-16 05:24:20,695 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2021-12-16 05:24:20,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2021-12-16 05:24:20,696 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-16 05:24:20,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2021-12-16 05:24:20,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2021-12-16 05:24:20,696 INFO L130 BoogieDeclarations]: Found specification of procedure poll_dmfe [2021-12-16 05:24:20,697 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_dmfe [2021-12-16 05:24:20,697 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-12-16 05:24:20,697 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-12-16 05:24:20,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-16 05:24:20,697 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-12-16 05:24:20,697 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-12-16 05:24:20,697 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_from_linear_data [2021-12-16 05:24:20,697 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_from_linear_data [2021-12-16 05:24:20,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-16 05:24:20,698 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2021-12-16 05:24:20,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2021-12-16 05:24:20,698 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-12-16 05:24:20,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-12-16 05:24:20,699 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_remove_one [2021-12-16 05:24:20,701 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_remove_one [2021-12-16 05:24:20,701 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2021-12-16 05:24:20,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2021-12-16 05:24:20,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-16 05:24:20,702 INFO L130 BoogieDeclarations]: Found specification of procedure dm9132_id_table [2021-12-16 05:24:20,702 INFO L138 BoogieDeclarations]: Found implementation of procedure dm9132_id_table [2021-12-16 05:24:20,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2021-12-16 05:24:20,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2021-12-16 05:24:20,702 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-12-16 05:24:20,703 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-12-16 05:24:20,703 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2021-12-16 05:24:20,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2021-12-16 05:24:20,703 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2021-12-16 05:24:20,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2021-12-16 05:24:20,704 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-12-16 05:24:20,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-12-16 05:24:20,704 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-12-16 05:24:20,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-12-16 05:24:20,704 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_interrupt [2021-12-16 05:24:20,704 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_interrupt [2021-12-16 05:24:20,704 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2021-12-16 05:24:20,704 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2021-12-16 05:24:20,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2021-12-16 05:24:20,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2021-12-16 05:24:20,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2021-12-16 05:24:20,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2021-12-16 05:24:20,705 INFO L130 BoogieDeclarations]: Found specification of procedure cal_CRC [2021-12-16 05:24:20,705 INFO L138 BoogieDeclarations]: Found implementation of procedure cal_CRC [2021-12-16 05:24:20,705 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-16 05:24:20,705 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-16 05:24:20,705 INFO L130 BoogieDeclarations]: Found specification of procedure allocate_rx_buffer [2021-12-16 05:24:20,706 INFO L138 BoogieDeclarations]: Found implementation of procedure allocate_rx_buffer [2021-12-16 05:24:20,706 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-16 05:24:20,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-16 05:24:20,706 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-16 05:24:20,706 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-16 05:24:20,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-16 05:24:20,706 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2021-12-16 05:24:20,706 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2021-12-16 05:24:20,706 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-16 05:24:20,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-16 05:24:20,707 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2021-12-16 05:24:20,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2021-12-16 05:24:20,707 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_free_rxbuffer [2021-12-16 05:24:20,707 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_free_rxbuffer [2021-12-16 05:24:20,707 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-16 05:24:20,707 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-16 05:24:20,707 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-12-16 05:24:20,708 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-12-16 05:24:20,708 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2021-12-16 05:24:20,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2021-12-16 05:24:20,708 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2021-12-16 05:24:20,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2021-12-16 05:24:20,709 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_stop [2021-12-16 05:24:20,709 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_stop [2021-12-16 05:24:20,709 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-16 05:24:20,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-16 05:24:20,709 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-16 05:24:20,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-16 05:24:20,709 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-16 05:24:20,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-16 05:24:20,709 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-12-16 05:24:20,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-12-16 05:24:20,710 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-12-16 05:24:20,710 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-12-16 05:24:20,710 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_open [2021-12-16 05:24:20,710 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_open [2021-12-16 05:24:20,710 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_dmfe_board_info [2021-12-16 05:24:20,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_dmfe_board_info [2021-12-16 05:24:20,710 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2021-12-16 05:24:20,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2021-12-16 05:24:20,711 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_130 [2021-12-16 05:24:20,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_130 [2021-12-16 05:24:20,711 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2021-12-16 05:24:20,711 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2021-12-16 05:24:20,711 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-12-16 05:24:20,711 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-12-16 05:24:20,711 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2021-12-16 05:24:20,711 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2021-12-16 05:24:20,711 INFO L130 BoogieDeclarations]: Found specification of procedure send_filter_frame [2021-12-16 05:24:20,711 INFO L138 BoogieDeclarations]: Found implementation of procedure send_filter_frame [2021-12-16 05:24:20,712 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2021-12-16 05:24:20,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2021-12-16 05:24:20,712 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2021-12-16 05:24:20,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2021-12-16 05:24:20,712 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-16 05:24:20,712 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2021-12-16 05:24:20,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2021-12-16 05:24:20,712 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-16 05:24:20,712 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2021-12-16 05:24:20,713 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2021-12-16 05:24:20,713 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2021-12-16 05:24:20,713 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2021-12-16 05:24:20,713 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_phy_read_1bit [2021-12-16 05:24:20,713 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_phy_read_1bit [2021-12-16 05:24:20,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-16 05:24:20,713 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_init_dm910x [2021-12-16 05:24:20,713 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_init_dm910x [2021-12-16 05:24:20,713 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2021-12-16 05:24:20,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2021-12-16 05:24:20,714 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-12-16 05:24:20,714 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-12-16 05:24:20,714 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_phy_write [2021-12-16 05:24:20,714 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_phy_write [2021-12-16 05:24:20,714 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-12-16 05:24:20,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-12-16 05:24:20,714 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_any [2021-12-16 05:24:20,714 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_any [2021-12-16 05:24:20,715 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2021-12-16 05:24:20,715 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2021-12-16 05:24:20,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2021-12-16 05:24:20,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2021-12-16 05:24:20,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2021-12-16 05:24:20,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2021-12-16 05:24:20,715 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-12-16 05:24:20,715 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-12-16 05:24:20,715 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2021-12-16 05:24:20,716 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2021-12-16 05:24:20,716 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2021-12-16 05:24:20,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2021-12-16 05:24:20,716 INFO L130 BoogieDeclarations]: Found specification of procedure update_cr6 [2021-12-16 05:24:20,716 INFO L138 BoogieDeclarations]: Found implementation of procedure update_cr6 [2021-12-16 05:24:20,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-16 05:24:20,716 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2021-12-16 05:24:20,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2021-12-16 05:24:20,716 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-16 05:24:20,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-16 05:24:20,717 INFO L130 BoogieDeclarations]: Found specification of procedure srom_clk_write [2021-12-16 05:24:20,717 INFO L138 BoogieDeclarations]: Found implementation of procedure srom_clk_write [2021-12-16 05:24:20,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2021-12-16 05:24:20,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2021-12-16 05:24:20,717 INFO L130 BoogieDeclarations]: Found specification of procedure __le32_to_cpup [2021-12-16 05:24:20,717 INFO L138 BoogieDeclarations]: Found implementation of procedure __le32_to_cpup [2021-12-16 05:24:20,717 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_phy_read [2021-12-16 05:24:20,717 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_phy_read [2021-12-16 05:24:20,718 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-12-16 05:24:20,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-12-16 05:24:20,718 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2021-12-16 05:24:20,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2021-12-16 05:24:20,718 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2021-12-16 05:24:20,718 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2021-12-16 05:24:20,718 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2021-12-16 05:24:20,718 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2021-12-16 05:24:20,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-16 05:24:21,361 INFO L236 CfgBuilder]: Building ICFG [2021-12-16 05:24:21,363 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-16 05:24:21,593 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-16 05:24:23,613 INFO L277 CfgBuilder]: Performing block encoding [2021-12-16 05:24:23,641 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-16 05:24:23,641 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-16 05:24:23,646 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 05:24:23 BoogieIcfgContainer [2021-12-16 05:24:23,646 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-16 05:24:23,648 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-16 05:24:23,648 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-16 05:24:23,651 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-16 05:24:23,651 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.12 05:24:16" (1/3) ... [2021-12-16 05:24:23,652 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@477dd907 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 05:24:23, skipping insertion in model container [2021-12-16 05:24:23,652 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:24:20" (2/3) ... [2021-12-16 05:24:23,653 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@477dd907 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 05:24:23, skipping insertion in model container [2021-12-16 05:24:23,653 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 05:24:23" (3/3) ... [2021-12-16 05:24:23,654 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--net--ethernet--dec--tulip--dmfe.ko.cil.i [2021-12-16 05:24:23,658 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-16 05:24:23,659 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 27 error locations. [2021-12-16 05:24:23,700 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-16 05:24:23,704 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=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, mLoopAccelerationTechnique=FAST_UPR [2021-12-16 05:24:23,705 INFO L340 AbstractCegarLoop]: Starting to check reachability of 27 error locations. [2021-12-16 05:24:23,759 INFO L276 IsEmpty]: Start isEmpty. Operand has 1751 states, 1205 states have (on average 1.3053941908713693) internal successors, (1573), 1261 states have internal predecessors, (1573), 419 states have call successors, (419), 100 states have call predecessors, (419), 99 states have return successors, (415), 406 states have call predecessors, (415), 415 states have call successors, (415) [2021-12-16 05:24:23,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-12-16 05:24:23,766 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 05:24:23,767 INFO L514 BasicCegarLoop]: 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] [2021-12-16 05:24:23,767 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_linux_arch_io_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2021-12-16 05:24:23,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 05:24:23,772 INFO L85 PathProgramCache]: Analyzing trace with hash -568275191, now seen corresponding path program 1 times [2021-12-16 05:24:23,778 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 05:24:23,778 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [761650562] [2021-12-16 05:24:23,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 05:24:23,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 05:24:23,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:24,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-16 05:24:24,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:24,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-16 05:24:24,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:24,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-16 05:24:24,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:24,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-12-16 05:24:24,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:24,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-12-16 05:24:24,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:24,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-12-16 05:24:24,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:24,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:24:24,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:24,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-12-16 05:24:24,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:24,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2021-12-16 05:24:24,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:24,180 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-12-16 05:24:24,180 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 05:24:24,180 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [761650562] [2021-12-16 05:24:24,181 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [761650562] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 05:24:24,181 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 05:24:24,181 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-16 05:24:24,182 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1514022299] [2021-12-16 05:24:24,183 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 05:24:24,185 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-16 05:24:24,186 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 05:24:24,203 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-16 05:24:24,204 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-16 05:24:24,208 INFO L87 Difference]: Start difference. First operand has 1751 states, 1205 states have (on average 1.3053941908713693) internal successors, (1573), 1261 states have internal predecessors, (1573), 419 states have call successors, (419), 100 states have call predecessors, (419), 99 states have return successors, (415), 406 states have call predecessors, (415), 415 states have call successors, (415) Second operand has 5 states, 5 states have (on average 9.0) internal successors, (45), 3 states have internal predecessors, (45), 3 states have call successors, (10), 4 states have call predecessors, (10), 1 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) [2021-12-16 05:24:28,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-16 05:24:28,098 INFO L93 Difference]: Finished difference Result 5225 states and 7403 transitions. [2021-12-16 05:24:28,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-16 05:24:28,100 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 3 states have internal predecessors, (45), 3 states have call successors, (10), 4 states have call predecessors, (10), 1 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) Word has length 75 [2021-12-16 05:24:28,100 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-16 05:24:28,127 INFO L225 Difference]: With dead ends: 5225 [2021-12-16 05:24:28,127 INFO L226 Difference]: Without dead ends: 3463 [2021-12-16 05:24:28,140 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-12-16 05:24:28,142 INFO L933 BasicCegarLoop]: 3923 mSDtfsCounter, 4138 mSDsluCounter, 3377 mSDsCounter, 0 mSdLazyCounter, 2506 mSolverCounterSat, 2333 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4347 SdHoareTripleChecker+Valid, 7300 SdHoareTripleChecker+Invalid, 4839 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2333 IncrementalHoareTripleChecker+Valid, 2506 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2021-12-16 05:24:28,143 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4347 Valid, 7300 Invalid, 4839 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2333 Valid, 2506 Invalid, 0 Unknown, 0 Unchecked, 3.5s Time] [2021-12-16 05:24:28,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3463 states. [2021-12-16 05:24:28,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3463 to 3262. [2021-12-16 05:24:28,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3262 states, 2269 states have (on average 1.2723666813574261) internal successors, (2887), 2351 states have internal predecessors, (2887), 789 states have call successors, (789), 178 states have call predecessors, (789), 177 states have return successors, (814), 768 states have call predecessors, (814), 787 states have call successors, (814) [2021-12-16 05:24:28,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3262 states to 3262 states and 4490 transitions. [2021-12-16 05:24:28,341 INFO L78 Accepts]: Start accepts. Automaton has 3262 states and 4490 transitions. Word has length 75 [2021-12-16 05:24:28,342 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-16 05:24:28,343 INFO L470 AbstractCegarLoop]: Abstraction has 3262 states and 4490 transitions. [2021-12-16 05:24:28,343 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 3 states have internal predecessors, (45), 3 states have call successors, (10), 4 states have call predecessors, (10), 1 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) [2021-12-16 05:24:28,343 INFO L276 IsEmpty]: Start isEmpty. Operand 3262 states and 4490 transitions. [2021-12-16 05:24:28,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-12-16 05:24:28,354 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 05:24:28,354 INFO L514 BasicCegarLoop]: 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] [2021-12-16 05:24:28,355 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-16 05:24:28,355 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_linux_arch_io_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2021-12-16 05:24:28,357 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 05:24:28,357 INFO L85 PathProgramCache]: Analyzing trace with hash -1300242617, now seen corresponding path program 1 times [2021-12-16 05:24:28,357 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 05:24:28,358 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [715940513] [2021-12-16 05:24:28,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 05:24:28,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 05:24:28,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:28,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-16 05:24:28,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:28,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-16 05:24:28,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:28,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-16 05:24:28,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:28,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-12-16 05:24:28,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:28,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-12-16 05:24:28,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:28,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-12-16 05:24:28,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:28,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:24:28,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:28,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-12-16 05:24:28,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:28,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2021-12-16 05:24:28,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:28,566 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-12-16 05:24:28,566 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 05:24:28,566 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [715940513] [2021-12-16 05:24:28,566 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [715940513] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 05:24:28,566 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 05:24:28,567 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-16 05:24:28,567 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2026662210] [2021-12-16 05:24:28,567 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 05:24:28,568 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-16 05:24:28,569 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 05:24:28,569 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-16 05:24:28,569 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-16 05:24:28,569 INFO L87 Difference]: Start difference. First operand 3262 states and 4490 transitions. Second operand has 5 states, 5 states have (on average 9.0) internal successors, (45), 3 states have internal predecessors, (45), 3 states have call successors, (10), 4 states have call predecessors, (10), 1 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) [2021-12-16 05:24:29,903 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-16 05:24:29,903 INFO L93 Difference]: Finished difference Result 4961 states and 6762 transitions. [2021-12-16 05:24:29,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-16 05:24:29,904 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 3 states have internal predecessors, (45), 3 states have call successors, (10), 4 states have call predecessors, (10), 1 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) Word has length 75 [2021-12-16 05:24:29,904 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-16 05:24:29,912 INFO L225 Difference]: With dead ends: 4961 [2021-12-16 05:24:29,913 INFO L226 Difference]: Without dead ends: 1735 [2021-12-16 05:24:29,922 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-12-16 05:24:29,923 INFO L933 BasicCegarLoop]: 2122 mSDtfsCounter, 3589 mSDsluCounter, 1109 mSDsCounter, 0 mSdLazyCounter, 629 mSolverCounterSat, 1650 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3796 SdHoareTripleChecker+Valid, 3231 SdHoareTripleChecker+Invalid, 2279 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1650 IncrementalHoareTripleChecker+Valid, 629 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2021-12-16 05:24:29,923 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3796 Valid, 3231 Invalid, 2279 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1650 Valid, 629 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2021-12-16 05:24:29,926 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1735 states. [2021-12-16 05:24:29,963 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1735 to 1735. [2021-12-16 05:24:29,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1735 states, 1195 states have (on average 1.2552301255230125) internal successors, (1500), 1249 states have internal predecessors, (1500), 415 states have call successors, (415), 99 states have call predecessors, (415), 98 states have return successors, (413), 404 states have call predecessors, (413), 413 states have call successors, (413) [2021-12-16 05:24:29,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1735 states to 1735 states and 2328 transitions. [2021-12-16 05:24:29,975 INFO L78 Accepts]: Start accepts. Automaton has 1735 states and 2328 transitions. Word has length 75 [2021-12-16 05:24:29,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-16 05:24:29,976 INFO L470 AbstractCegarLoop]: Abstraction has 1735 states and 2328 transitions. [2021-12-16 05:24:29,976 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 3 states have internal predecessors, (45), 3 states have call successors, (10), 4 states have call predecessors, (10), 1 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) [2021-12-16 05:24:29,976 INFO L276 IsEmpty]: Start isEmpty. Operand 1735 states and 2328 transitions. [2021-12-16 05:24:29,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-12-16 05:24:29,977 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 05:24:29,977 INFO L514 BasicCegarLoop]: 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] [2021-12-16 05:24:29,977 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-16 05:24:29,978 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_linux_arch_io_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2021-12-16 05:24:29,978 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 05:24:29,978 INFO L85 PathProgramCache]: Analyzing trace with hash 1308544841, now seen corresponding path program 1 times [2021-12-16 05:24:29,978 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 05:24:29,978 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [770092321] [2021-12-16 05:24:29,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 05:24:29,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 05:24:30,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:30,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-16 05:24:30,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:30,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-16 05:24:30,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:30,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-16 05:24:30,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:30,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-12-16 05:24:30,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:30,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-12-16 05:24:30,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:30,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-12-16 05:24:30,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:30,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:24:30,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:30,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-12-16 05:24:30,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:30,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2021-12-16 05:24:30,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:30,207 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-12-16 05:24:30,208 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 05:24:30,208 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [770092321] [2021-12-16 05:24:30,208 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [770092321] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 05:24:30,208 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 05:24:30,208 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-16 05:24:30,208 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [635286534] [2021-12-16 05:24:30,208 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 05:24:30,209 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-16 05:24:30,209 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 05:24:30,209 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-16 05:24:30,209 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-16 05:24:30,210 INFO L87 Difference]: Start difference. First operand 1735 states and 2328 transitions. Second operand has 6 states, 6 states have (on average 7.5) internal successors, (45), 4 states have internal predecessors, (45), 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) [2021-12-16 05:24:32,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-16 05:24:32,789 INFO L93 Difference]: Finished difference Result 1735 states and 2328 transitions. [2021-12-16 05:24:32,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-16 05:24:32,789 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 4 states have internal predecessors, (45), 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 75 [2021-12-16 05:24:32,790 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-16 05:24:32,796 INFO L225 Difference]: With dead ends: 1735 [2021-12-16 05:24:32,796 INFO L226 Difference]: Without dead ends: 1733 [2021-12-16 05:24:32,798 INFO L932 BasicCegarLoop]: 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 [2021-12-16 05:24:32,799 INFO L933 BasicCegarLoop]: 2119 mSDtfsCounter, 3560 mSDsluCounter, 2290 mSDsCounter, 0 mSdLazyCounter, 1771 mSolverCounterSat, 1648 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3760 SdHoareTripleChecker+Valid, 4409 SdHoareTripleChecker+Invalid, 3419 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1648 IncrementalHoareTripleChecker+Valid, 1771 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2021-12-16 05:24:32,799 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3760 Valid, 4409 Invalid, 3419 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1648 Valid, 1771 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2021-12-16 05:24:32,801 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1733 states. [2021-12-16 05:24:32,841 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1733 to 1733. [2021-12-16 05:24:32,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1733 states, 1194 states have (on average 1.254606365159129) internal successors, (1498), 1247 states have internal predecessors, (1498), 415 states have call successors, (415), 99 states have call predecessors, (415), 98 states have return successors, (413), 404 states have call predecessors, (413), 413 states have call successors, (413) [2021-12-16 05:24:32,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1733 states to 1733 states and 2326 transitions. [2021-12-16 05:24:32,850 INFO L78 Accepts]: Start accepts. Automaton has 1733 states and 2326 transitions. Word has length 75 [2021-12-16 05:24:32,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-16 05:24:32,851 INFO L470 AbstractCegarLoop]: Abstraction has 1733 states and 2326 transitions. [2021-12-16 05:24:32,851 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 4 states have internal predecessors, (45), 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) [2021-12-16 05:24:32,851 INFO L276 IsEmpty]: Start isEmpty. Operand 1733 states and 2326 transitions. [2021-12-16 05:24:32,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-12-16 05:24:32,852 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 05:24:32,852 INFO L514 BasicCegarLoop]: 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] [2021-12-16 05:24:32,852 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-16 05:24:32,852 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_linux_block_genhd_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2021-12-16 05:24:32,853 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 05:24:32,853 INFO L85 PathProgramCache]: Analyzing trace with hash 651499338, now seen corresponding path program 1 times [2021-12-16 05:24:32,853 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 05:24:32,853 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [446603248] [2021-12-16 05:24:32,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 05:24:32,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 05:24:32,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:32,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-16 05:24:32,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:33,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-16 05:24:33,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:33,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-16 05:24:33,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:33,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-12-16 05:24:33,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:33,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-12-16 05:24:33,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:33,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-12-16 05:24:33,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:33,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:24:33,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:33,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-12-16 05:24:33,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:33,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2021-12-16 05:24:33,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:33,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2021-12-16 05:24:33,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:33,070 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-12-16 05:24:33,071 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 05:24:33,071 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [446603248] [2021-12-16 05:24:33,071 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [446603248] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 05:24:33,071 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 05:24:33,071 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-16 05:24:33,071 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1918689454] [2021-12-16 05:24:33,071 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 05:24:33,072 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-16 05:24:33,072 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 05:24:33,072 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-16 05:24:33,072 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-16 05:24:33,072 INFO L87 Difference]: Start difference. First operand 1733 states and 2326 transitions. Second operand has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 4 states have internal predecessors, (49), 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) [2021-12-16 05:24:35,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-16 05:24:35,585 INFO L93 Difference]: Finished difference Result 1733 states and 2326 transitions. [2021-12-16 05:24:35,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-16 05:24:35,586 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 4 states have internal predecessors, (49), 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 81 [2021-12-16 05:24:35,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-16 05:24:35,593 INFO L225 Difference]: With dead ends: 1733 [2021-12-16 05:24:35,593 INFO L226 Difference]: Without dead ends: 1731 [2021-12-16 05:24:35,594 INFO L932 BasicCegarLoop]: 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 [2021-12-16 05:24:35,595 INFO L933 BasicCegarLoop]: 2117 mSDtfsCounter, 3554 mSDsluCounter, 2290 mSDsCounter, 0 mSdLazyCounter, 1769 mSolverCounterSat, 1648 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3753 SdHoareTripleChecker+Valid, 4407 SdHoareTripleChecker+Invalid, 3417 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1648 IncrementalHoareTripleChecker+Valid, 1769 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2021-12-16 05:24:35,595 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3753 Valid, 4407 Invalid, 3417 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1648 Valid, 1769 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2021-12-16 05:24:35,597 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1731 states. [2021-12-16 05:24:35,636 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1731 to 1731. [2021-12-16 05:24:35,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1731 states, 1193 states have (on average 1.2539815590947192) internal successors, (1496), 1245 states have internal predecessors, (1496), 415 states have call successors, (415), 99 states have call predecessors, (415), 98 states have return successors, (413), 404 states have call predecessors, (413), 413 states have call successors, (413) [2021-12-16 05:24:35,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1731 states to 1731 states and 2324 transitions. [2021-12-16 05:24:35,645 INFO L78 Accepts]: Start accepts. Automaton has 1731 states and 2324 transitions. Word has length 81 [2021-12-16 05:24:35,646 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-16 05:24:35,646 INFO L470 AbstractCegarLoop]: Abstraction has 1731 states and 2324 transitions. [2021-12-16 05:24:35,646 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 4 states have internal predecessors, (49), 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) [2021-12-16 05:24:35,646 INFO L276 IsEmpty]: Start isEmpty. Operand 1731 states and 2324 transitions. [2021-12-16 05:24:35,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-12-16 05:24:35,647 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 05:24:35,647 INFO L514 BasicCegarLoop]: 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] [2021-12-16 05:24:35,647 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-16 05:24:35,648 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_linux_block_queue_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2021-12-16 05:24:35,648 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 05:24:35,648 INFO L85 PathProgramCache]: Analyzing trace with hash 37465000, now seen corresponding path program 1 times [2021-12-16 05:24:35,648 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 05:24:35,648 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1543266264] [2021-12-16 05:24:35,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 05:24:35,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 05:24:35,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:35,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-16 05:24:35,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:35,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-16 05:24:35,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:35,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-16 05:24:35,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:35,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-12-16 05:24:35,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:35,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-12-16 05:24:35,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:35,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-12-16 05:24:35,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:35,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:24:35,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:35,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-12-16 05:24:35,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:35,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2021-12-16 05:24:35,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:35,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2021-12-16 05:24:35,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:35,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-12-16 05:24:35,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:35,846 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-12-16 05:24:35,846 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 05:24:35,846 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1543266264] [2021-12-16 05:24:35,846 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1543266264] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 05:24:35,847 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 05:24:35,847 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-16 05:24:35,847 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [402353309] [2021-12-16 05:24:35,847 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 05:24:35,848 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-16 05:24:35,848 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 05:24:35,848 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-16 05:24:35,848 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-16 05:24:35,849 INFO L87 Difference]: Start difference. First operand 1731 states and 2324 transitions. Second operand has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 4 states have internal predecessors, (53), 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) [2021-12-16 05:24:38,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-16 05:24:38,363 INFO L93 Difference]: Finished difference Result 1731 states and 2324 transitions. [2021-12-16 05:24:38,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-16 05:24:38,364 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 4 states have internal predecessors, (53), 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 87 [2021-12-16 05:24:38,364 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-16 05:24:38,371 INFO L225 Difference]: With dead ends: 1731 [2021-12-16 05:24:38,372 INFO L226 Difference]: Without dead ends: 1729 [2021-12-16 05:24:38,373 INFO L932 BasicCegarLoop]: 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 [2021-12-16 05:24:38,373 INFO L933 BasicCegarLoop]: 2115 mSDtfsCounter, 3548 mSDsluCounter, 2290 mSDsCounter, 0 mSdLazyCounter, 1767 mSolverCounterSat, 1648 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3746 SdHoareTripleChecker+Valid, 4405 SdHoareTripleChecker+Invalid, 3415 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1648 IncrementalHoareTripleChecker+Valid, 1767 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2021-12-16 05:24:38,373 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3746 Valid, 4405 Invalid, 3415 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1648 Valid, 1767 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2021-12-16 05:24:38,376 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1729 states. [2021-12-16 05:24:38,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1729 to 1729. [2021-12-16 05:24:38,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1729 states, 1192 states have (on average 1.2533557046979866) internal successors, (1494), 1243 states have internal predecessors, (1494), 415 states have call successors, (415), 99 states have call predecessors, (415), 98 states have return successors, (413), 404 states have call predecessors, (413), 413 states have call successors, (413) [2021-12-16 05:24:38,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1729 states to 1729 states and 2322 transitions. [2021-12-16 05:24:38,440 INFO L78 Accepts]: Start accepts. Automaton has 1729 states and 2322 transitions. Word has length 87 [2021-12-16 05:24:38,440 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-16 05:24:38,440 INFO L470 AbstractCegarLoop]: Abstraction has 1729 states and 2322 transitions. [2021-12-16 05:24:38,440 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 4 states have internal predecessors, (53), 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) [2021-12-16 05:24:38,440 INFO L276 IsEmpty]: Start isEmpty. Operand 1729 states and 2322 transitions. [2021-12-16 05:24:38,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-12-16 05:24:38,441 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 05:24:38,441 INFO L514 BasicCegarLoop]: 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] [2021-12-16 05:24:38,442 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-12-16 05:24:38,442 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_linux_block_request_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2021-12-16 05:24:38,442 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 05:24:38,442 INFO L85 PathProgramCache]: Analyzing trace with hash -418804651, now seen corresponding path program 1 times [2021-12-16 05:24:38,442 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 05:24:38,443 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [358327931] [2021-12-16 05:24:38,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 05:24:38,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 05:24:38,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:38,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-16 05:24:38,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:38,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-16 05:24:38,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:38,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-16 05:24:38,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:38,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-12-16 05:24:38,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:38,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-12-16 05:24:38,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:38,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-12-16 05:24:38,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:38,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:24:38,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:38,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-12-16 05:24:38,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:38,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2021-12-16 05:24:38,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:38,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2021-12-16 05:24:38,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:38,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-12-16 05:24:38,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:38,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2021-12-16 05:24:38,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:38,645 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-12-16 05:24:38,646 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 05:24:38,646 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [358327931] [2021-12-16 05:24:38,646 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [358327931] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 05:24:38,646 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 05:24:38,646 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-16 05:24:38,647 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [8647299] [2021-12-16 05:24:38,647 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 05:24:38,647 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-16 05:24:38,647 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 05:24:38,648 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-16 05:24:38,648 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-16 05:24:38,648 INFO L87 Difference]: Start difference. First operand 1729 states and 2322 transitions. Second operand has 6 states, 6 states have (on average 9.5) internal successors, (57), 4 states have internal predecessors, (57), 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) [2021-12-16 05:24:41,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-16 05:24:41,120 INFO L93 Difference]: Finished difference Result 1729 states and 2322 transitions. [2021-12-16 05:24:41,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-16 05:24:41,129 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.5) internal successors, (57), 4 states have internal predecessors, (57), 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 93 [2021-12-16 05:24:41,129 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-16 05:24:41,137 INFO L225 Difference]: With dead ends: 1729 [2021-12-16 05:24:41,137 INFO L226 Difference]: Without dead ends: 1727 [2021-12-16 05:24:41,139 INFO L932 BasicCegarLoop]: 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 [2021-12-16 05:24:41,139 INFO L933 BasicCegarLoop]: 2113 mSDtfsCounter, 3542 mSDsluCounter, 2290 mSDsCounter, 0 mSdLazyCounter, 1765 mSolverCounterSat, 1648 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3739 SdHoareTripleChecker+Valid, 4403 SdHoareTripleChecker+Invalid, 3413 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1648 IncrementalHoareTripleChecker+Valid, 1765 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2021-12-16 05:24:41,139 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3739 Valid, 4403 Invalid, 3413 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1648 Valid, 1765 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2021-12-16 05:24:41,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1727 states. [2021-12-16 05:24:41,184 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1727 to 1727. [2021-12-16 05:24:41,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1727 states, 1191 states have (on average 1.2527287993282956) internal successors, (1492), 1241 states have internal predecessors, (1492), 415 states have call successors, (415), 99 states have call predecessors, (415), 98 states have return successors, (413), 404 states have call predecessors, (413), 413 states have call successors, (413) [2021-12-16 05:24:41,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1727 states to 1727 states and 2320 transitions. [2021-12-16 05:24:41,218 INFO L78 Accepts]: Start accepts. Automaton has 1727 states and 2320 transitions. Word has length 93 [2021-12-16 05:24:41,219 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-16 05:24:41,219 INFO L470 AbstractCegarLoop]: Abstraction has 1727 states and 2320 transitions. [2021-12-16 05:24:41,219 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.5) internal successors, (57), 4 states have internal predecessors, (57), 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) [2021-12-16 05:24:41,219 INFO L276 IsEmpty]: Start isEmpty. Operand 1727 states and 2320 transitions. [2021-12-16 05:24:41,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-12-16 05:24:41,220 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 05:24:41,220 INFO L514 BasicCegarLoop]: 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] [2021-12-16 05:24:41,220 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-12-16 05:24:41,220 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_linux_drivers_base_class_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2021-12-16 05:24:41,220 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 05:24:41,220 INFO L85 PathProgramCache]: Analyzing trace with hash 929834299, now seen corresponding path program 1 times [2021-12-16 05:24:41,220 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 05:24:41,220 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1116140351] [2021-12-16 05:24:41,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 05:24:41,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 05:24:41,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:41,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-16 05:24:41,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:41,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-16 05:24:41,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:41,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-16 05:24:41,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:41,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-12-16 05:24:41,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:41,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-12-16 05:24:41,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:41,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-12-16 05:24:41,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:41,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:24:41,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:41,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-12-16 05:24:41,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:41,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2021-12-16 05:24:41,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:41,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2021-12-16 05:24:41,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:41,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-12-16 05:24:41,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:41,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2021-12-16 05:24:41,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:41,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-12-16 05:24:41,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:41,419 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-12-16 05:24:41,419 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 05:24:41,419 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1116140351] [2021-12-16 05:24:41,419 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1116140351] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 05:24:41,419 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 05:24:41,419 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-16 05:24:41,420 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [77193661] [2021-12-16 05:24:41,420 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 05:24:41,420 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-16 05:24:41,420 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 05:24:41,421 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-16 05:24:41,421 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-16 05:24:41,421 INFO L87 Difference]: Start difference. First operand 1727 states and 2320 transitions. Second operand has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 4 states have internal predecessors, (61), 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) [2021-12-16 05:24:43,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-16 05:24:43,623 INFO L93 Difference]: Finished difference Result 1727 states and 2320 transitions. [2021-12-16 05:24:43,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-16 05:24:43,624 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 4 states have internal predecessors, (61), 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 99 [2021-12-16 05:24:43,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-16 05:24:43,631 INFO L225 Difference]: With dead ends: 1727 [2021-12-16 05:24:43,631 INFO L226 Difference]: Without dead ends: 1725 [2021-12-16 05:24:43,634 INFO L932 BasicCegarLoop]: 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 [2021-12-16 05:24:43,635 INFO L933 BasicCegarLoop]: 2111 mSDtfsCounter, 3536 mSDsluCounter, 2290 mSDsCounter, 0 mSdLazyCounter, 1763 mSolverCounterSat, 1648 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3732 SdHoareTripleChecker+Valid, 4401 SdHoareTripleChecker+Invalid, 3411 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1648 IncrementalHoareTripleChecker+Valid, 1763 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2021-12-16 05:24:43,636 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3732 Valid, 4401 Invalid, 3411 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1648 Valid, 1763 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2021-12-16 05:24:43,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1725 states. [2021-12-16 05:24:43,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1725 to 1725. [2021-12-16 05:24:43,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1725 states, 1190 states have (on average 1.2521008403361344) internal successors, (1490), 1239 states have internal predecessors, (1490), 415 states have call successors, (415), 99 states have call predecessors, (415), 98 states have return successors, (413), 404 states have call predecessors, (413), 413 states have call successors, (413) [2021-12-16 05:24:43,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1725 states to 1725 states and 2318 transitions. [2021-12-16 05:24:43,689 INFO L78 Accepts]: Start accepts. Automaton has 1725 states and 2318 transitions. Word has length 99 [2021-12-16 05:24:43,690 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-16 05:24:43,690 INFO L470 AbstractCegarLoop]: Abstraction has 1725 states and 2318 transitions. [2021-12-16 05:24:43,690 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 4 states have internal predecessors, (61), 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) [2021-12-16 05:24:43,690 INFO L276 IsEmpty]: Start isEmpty. Operand 1725 states and 2318 transitions. [2021-12-16 05:24:43,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-12-16 05:24:43,692 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 05:24:43,692 INFO L514 BasicCegarLoop]: 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] [2021-12-16 05:24:43,692 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-12-16 05:24:43,692 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_linux_fs_char_dev_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2021-12-16 05:24:43,692 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 05:24:43,693 INFO L85 PathProgramCache]: Analyzing trace with hash -1861010185, now seen corresponding path program 1 times [2021-12-16 05:24:43,693 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 05:24:43,693 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [33253612] [2021-12-16 05:24:43,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 05:24:43,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 05:24:43,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:43,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-16 05:24:43,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:43,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-16 05:24:43,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:43,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-16 05:24:43,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:43,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-12-16 05:24:43,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:43,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-12-16 05:24:43,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:43,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-12-16 05:24:43,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:43,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:24:43,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:43,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-12-16 05:24:43,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:43,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2021-12-16 05:24:43,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:43,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2021-12-16 05:24:43,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:43,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-12-16 05:24:43,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:43,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2021-12-16 05:24:43,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:43,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-12-16 05:24:43,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:43,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-12-16 05:24:43,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:43,866 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-12-16 05:24:43,867 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 05:24:43,867 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [33253612] [2021-12-16 05:24:43,867 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [33253612] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 05:24:43,867 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 05:24:43,867 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-16 05:24:43,867 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [9075127] [2021-12-16 05:24:43,867 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 05:24:43,868 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-16 05:24:43,868 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 05:24:43,868 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-16 05:24:43,868 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-16 05:24:43,868 INFO L87 Difference]: Start difference. First operand 1725 states and 2318 transitions. Second operand has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 4 states have internal predecessors, (65), 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) [2021-12-16 05:24:46,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-16 05:24:46,159 INFO L93 Difference]: Finished difference Result 1725 states and 2318 transitions. [2021-12-16 05:24:46,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-16 05:24:46,159 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 4 states have internal predecessors, (65), 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 105 [2021-12-16 05:24:46,160 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-16 05:24:46,166 INFO L225 Difference]: With dead ends: 1725 [2021-12-16 05:24:46,166 INFO L226 Difference]: Without dead ends: 1723 [2021-12-16 05:24:46,167 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2021-12-16 05:24:46,168 INFO L933 BasicCegarLoop]: 2109 mSDtfsCounter, 3530 mSDsluCounter, 2290 mSDsCounter, 0 mSdLazyCounter, 1761 mSolverCounterSat, 1648 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3725 SdHoareTripleChecker+Valid, 4399 SdHoareTripleChecker+Invalid, 3409 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1648 IncrementalHoareTripleChecker+Valid, 1761 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2021-12-16 05:24:46,168 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3725 Valid, 4399 Invalid, 3409 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1648 Valid, 1761 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2021-12-16 05:24:46,170 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1723 states. [2021-12-16 05:24:46,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1723 to 1723. [2021-12-16 05:24:46,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1723 states, 1189 states have (on average 1.2514718250630783) internal successors, (1488), 1237 states have internal predecessors, (1488), 415 states have call successors, (415), 99 states have call predecessors, (415), 98 states have return successors, (413), 404 states have call predecessors, (413), 413 states have call successors, (413) [2021-12-16 05:24:46,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1723 states to 1723 states and 2316 transitions. [2021-12-16 05:24:46,216 INFO L78 Accepts]: Start accepts. Automaton has 1723 states and 2316 transitions. Word has length 105 [2021-12-16 05:24:46,216 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-16 05:24:46,216 INFO L470 AbstractCegarLoop]: Abstraction has 1723 states and 2316 transitions. [2021-12-16 05:24:46,216 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 4 states have internal predecessors, (65), 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) [2021-12-16 05:24:46,216 INFO L276 IsEmpty]: Start isEmpty. Operand 1723 states and 2316 transitions. [2021-12-16 05:24:46,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-12-16 05:24:46,217 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 05:24:46,218 INFO L514 BasicCegarLoop]: 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] [2021-12-16 05:24:46,218 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-12-16 05:24:46,218 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2021-12-16 05:24:46,218 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 05:24:46,218 INFO L85 PathProgramCache]: Analyzing trace with hash 1367598160, now seen corresponding path program 1 times [2021-12-16 05:24:46,218 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 05:24:46,219 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1874415259] [2021-12-16 05:24:46,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 05:24:46,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 05:24:46,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:46,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-16 05:24:46,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:46,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-16 05:24:46,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:46,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-16 05:24:46,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:46,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-12-16 05:24:46,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:46,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-12-16 05:24:46,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:46,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-12-16 05:24:46,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:46,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:24:46,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:46,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-12-16 05:24:46,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:46,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2021-12-16 05:24:46,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:46,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2021-12-16 05:24:46,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:46,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-12-16 05:24:46,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:46,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2021-12-16 05:24:46,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:46,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-12-16 05:24:46,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:46,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-12-16 05:24:46,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:46,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2021-12-16 05:24:46,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:46,397 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-12-16 05:24:46,397 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 05:24:46,397 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1874415259] [2021-12-16 05:24:46,397 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1874415259] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 05:24:46,397 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 05:24:46,397 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-16 05:24:46,397 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [756185866] [2021-12-16 05:24:46,397 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 05:24:46,398 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-16 05:24:46,398 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 05:24:46,399 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-16 05:24:46,399 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-16 05:24:46,399 INFO L87 Difference]: Start difference. First operand 1723 states and 2316 transitions. Second operand has 6 states, 6 states have (on average 11.5) internal successors, (69), 4 states have internal predecessors, (69), 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) [2021-12-16 05:24:48,610 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-16 05:24:48,612 INFO L93 Difference]: Finished difference Result 1723 states and 2316 transitions. [2021-12-16 05:24:48,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-16 05:24:48,626 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.5) internal successors, (69), 4 states have internal predecessors, (69), 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 111 [2021-12-16 05:24:48,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-16 05:24:48,633 INFO L225 Difference]: With dead ends: 1723 [2021-12-16 05:24:48,633 INFO L226 Difference]: Without dead ends: 1721 [2021-12-16 05:24:48,634 INFO L932 BasicCegarLoop]: 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 [2021-12-16 05:24:48,634 INFO L933 BasicCegarLoop]: 2107 mSDtfsCounter, 3524 mSDsluCounter, 2290 mSDsCounter, 0 mSdLazyCounter, 1759 mSolverCounterSat, 1648 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3718 SdHoareTripleChecker+Valid, 4397 SdHoareTripleChecker+Invalid, 3407 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1648 IncrementalHoareTripleChecker+Valid, 1759 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2021-12-16 05:24:48,635 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3718 Valid, 4397 Invalid, 3407 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1648 Valid, 1759 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2021-12-16 05:24:48,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1721 states. [2021-12-16 05:24:48,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1721 to 1721. [2021-12-16 05:24:48,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1721 states, 1188 states have (on average 1.2508417508417509) internal successors, (1486), 1235 states have internal predecessors, (1486), 415 states have call successors, (415), 99 states have call predecessors, (415), 98 states have return successors, (413), 404 states have call predecessors, (413), 413 states have call successors, (413) [2021-12-16 05:24:48,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1721 states to 1721 states and 2314 transitions. [2021-12-16 05:24:48,689 INFO L78 Accepts]: Start accepts. Automaton has 1721 states and 2314 transitions. Word has length 111 [2021-12-16 05:24:48,690 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-16 05:24:48,690 INFO L470 AbstractCegarLoop]: Abstraction has 1721 states and 2314 transitions. [2021-12-16 05:24:48,690 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.5) internal successors, (69), 4 states have internal predecessors, (69), 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) [2021-12-16 05:24:48,691 INFO L276 IsEmpty]: Start isEmpty. Operand 1721 states and 2314 transitions. [2021-12-16 05:24:48,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2021-12-16 05:24:48,692 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 05:24:48,692 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 8, 3, 3, 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] [2021-12-16 05:24:48,692 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-12-16 05:24:48,692 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2021-12-16 05:24:48,693 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 05:24:48,693 INFO L85 PathProgramCache]: Analyzing trace with hash -87184543, now seen corresponding path program 1 times [2021-12-16 05:24:48,693 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 05:24:48,693 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1516790916] [2021-12-16 05:24:48,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 05:24:48,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 05:24:48,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:48,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-16 05:24:48,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:48,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-16 05:24:48,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:48,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-16 05:24:48,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:48,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-12-16 05:24:48,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:48,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-12-16 05:24:48,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:48,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-12-16 05:24:48,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:48,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:24:48,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:48,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-12-16 05:24:48,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:48,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2021-12-16 05:24:48,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:48,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-12-16 05:24:48,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:48,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-16 05:24:48,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:48,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:24:48,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:48,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 05:24:48,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:48,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-16 05:24:48,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:48,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2021-12-16 05:24:48,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:48,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:24:48,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:48,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 05:24:48,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:48,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-16 05:24:48,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:48,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2021-12-16 05:24:48,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:48,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2021-12-16 05:24:48,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:48,908 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2021-12-16 05:24:48,908 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 05:24:48,908 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1516790916] [2021-12-16 05:24:48,909 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1516790916] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 05:24:48,909 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 05:24:48,909 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-12-16 05:24:48,909 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2083389627] [2021-12-16 05:24:48,909 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 05:24:48,909 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-12-16 05:24:48,909 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 05:24:48,910 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-12-16 05:24:48,910 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2021-12-16 05:24:48,910 INFO L87 Difference]: Start difference. First operand 1721 states and 2314 transitions. Second operand has 9 states, 9 states have (on average 7.111111111111111) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (19), 7 states have call predecessors, (19), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2021-12-16 05:24:54,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-16 05:24:54,180 INFO L93 Difference]: Finished difference Result 2384 states and 3233 transitions. [2021-12-16 05:24:54,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-12-16 05:24:54,180 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 7.111111111111111) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (19), 7 states have call predecessors, (19), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 137 [2021-12-16 05:24:54,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-16 05:24:54,190 INFO L225 Difference]: With dead ends: 2384 [2021-12-16 05:24:54,191 INFO L226 Difference]: Without dead ends: 2382 [2021-12-16 05:24:54,192 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 41 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=107, Invalid=235, Unknown=0, NotChecked=0, Total=342 [2021-12-16 05:24:54,193 INFO L933 BasicCegarLoop]: 2611 mSDtfsCounter, 5376 mSDsluCounter, 5271 mSDsCounter, 0 mSdLazyCounter, 5749 mSolverCounterSat, 3555 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5512 SdHoareTripleChecker+Valid, 7882 SdHoareTripleChecker+Invalid, 9304 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3555 IncrementalHoareTripleChecker+Valid, 5749 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2021-12-16 05:24:54,194 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5512 Valid, 7882 Invalid, 9304 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3555 Valid, 5749 Invalid, 0 Unknown, 0 Unchecked, 5.0s Time] [2021-12-16 05:24:54,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2382 states. [2021-12-16 05:24:54,290 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2382 to 2185. [2021-12-16 05:24:54,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2185 states, 1511 states have (on average 1.2554599602911978) internal successors, (1897), 1561 states have internal predecessors, (1897), 522 states have call successors, (522), 134 states have call predecessors, (522), 133 states have return successors, (520), 510 states have call predecessors, (520), 520 states have call successors, (520) [2021-12-16 05:24:54,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2185 states to 2185 states and 2939 transitions. [2021-12-16 05:24:54,342 INFO L78 Accepts]: Start accepts. Automaton has 2185 states and 2939 transitions. Word has length 137 [2021-12-16 05:24:54,342 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-16 05:24:54,342 INFO L470 AbstractCegarLoop]: Abstraction has 2185 states and 2939 transitions. [2021-12-16 05:24:54,342 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 7.111111111111111) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (19), 7 states have call predecessors, (19), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2021-12-16 05:24:54,342 INFO L276 IsEmpty]: Start isEmpty. Operand 2185 states and 2939 transitions. [2021-12-16 05:24:54,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-12-16 05:24:54,343 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 05:24:54,343 INFO L514 BasicCegarLoop]: 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] [2021-12-16 05:24:54,343 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-12-16 05:24:54,344 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2021-12-16 05:24:54,346 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 05:24:54,346 INFO L85 PathProgramCache]: Analyzing trace with hash -288745486, now seen corresponding path program 1 times [2021-12-16 05:24:54,346 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 05:24:54,346 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [589397714] [2021-12-16 05:24:54,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 05:24:54,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 05:24:54,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:54,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-16 05:24:54,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:54,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-16 05:24:54,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:54,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-16 05:24:54,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:54,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-12-16 05:24:54,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:54,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-12-16 05:24:54,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:54,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-12-16 05:24:54,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:54,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:24:54,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:54,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-12-16 05:24:54,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:54,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2021-12-16 05:24:54,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:54,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2021-12-16 05:24:54,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:54,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-12-16 05:24:54,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:54,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2021-12-16 05:24:54,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:54,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-12-16 05:24:54,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:54,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-12-16 05:24:54,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:54,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2021-12-16 05:24:54,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:54,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2021-12-16 05:24:54,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:54,501 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-12-16 05:24:54,501 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 05:24:54,501 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [589397714] [2021-12-16 05:24:54,501 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [589397714] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 05:24:54,501 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 05:24:54,501 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-16 05:24:54,501 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1380150318] [2021-12-16 05:24:54,502 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 05:24:54,502 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-16 05:24:54,502 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 05:24:54,503 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-16 05:24:54,503 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-16 05:24:54,503 INFO L87 Difference]: Start difference. First operand 2185 states and 2939 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, (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) [2021-12-16 05:24:56,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-16 05:24:56,866 INFO L93 Difference]: Finished difference Result 2185 states and 2939 transitions. [2021-12-16 05:24:56,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-16 05:24:56,867 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, (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 117 [2021-12-16 05:24:56,867 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-16 05:24:56,875 INFO L225 Difference]: With dead ends: 2185 [2021-12-16 05:24:56,875 INFO L226 Difference]: Without dead ends: 2183 [2021-12-16 05:24:56,877 INFO L932 BasicCegarLoop]: 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 [2021-12-16 05:24:56,877 INFO L933 BasicCegarLoop]: 2103 mSDtfsCounter, 3516 mSDsluCounter, 2290 mSDsCounter, 0 mSdLazyCounter, 1751 mSolverCounterSat, 1648 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3709 SdHoareTripleChecker+Valid, 4393 SdHoareTripleChecker+Invalid, 3399 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1648 IncrementalHoareTripleChecker+Valid, 1751 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2021-12-16 05:24:56,877 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3709 Valid, 4393 Invalid, 3399 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1648 Valid, 1751 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2021-12-16 05:24:56,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2183 states. [2021-12-16 05:24:56,952 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2183 to 2183. [2021-12-16 05:24:56,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2183 states, 1510 states have (on average 1.2549668874172186) internal successors, (1895), 1559 states have internal predecessors, (1895), 522 states have call successors, (522), 134 states have call predecessors, (522), 133 states have return successors, (520), 510 states have call predecessors, (520), 520 states have call successors, (520) [2021-12-16 05:24:56,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2183 states to 2183 states and 2937 transitions. [2021-12-16 05:24:56,961 INFO L78 Accepts]: Start accepts. Automaton has 2183 states and 2937 transitions. Word has length 117 [2021-12-16 05:24:56,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-16 05:24:56,962 INFO L470 AbstractCegarLoop]: Abstraction has 2183 states and 2937 transitions. [2021-12-16 05:24:56,962 INFO L471 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, (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) [2021-12-16 05:24:56,962 INFO L276 IsEmpty]: Start isEmpty. Operand 2183 states and 2937 transitions. [2021-12-16 05:24:56,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-12-16 05:24:56,963 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 05:24:56,963 INFO L514 BasicCegarLoop]: 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] [2021-12-16 05:24:56,963 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-12-16 05:24:56,964 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2021-12-16 05:24:56,964 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 05:24:56,964 INFO L85 PathProgramCache]: Analyzing trace with hash 1688602517, now seen corresponding path program 1 times [2021-12-16 05:24:56,964 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 05:24:56,964 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1856491168] [2021-12-16 05:24:56,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 05:24:56,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 05:24:57,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:57,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-16 05:24:57,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:57,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-16 05:24:57,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:57,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-16 05:24:57,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:57,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-12-16 05:24:57,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:57,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-12-16 05:24:57,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:57,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-12-16 05:24:57,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:57,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:24:57,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:57,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-12-16 05:24:57,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:57,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2021-12-16 05:24:57,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:57,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2021-12-16 05:24:57,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:57,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-12-16 05:24:57,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:57,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2021-12-16 05:24:57,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:57,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-12-16 05:24:57,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:57,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-12-16 05:24:57,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:57,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2021-12-16 05:24:57,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:57,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2021-12-16 05:24:57,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:57,249 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-12-16 05:24:57,250 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 05:24:57,250 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1856491168] [2021-12-16 05:24:57,250 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1856491168] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 05:24:57,250 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 05:24:57,250 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-16 05:24:57,250 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1696135954] [2021-12-16 05:24:57,251 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 05:24:57,251 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-16 05:24:57,251 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 05:24:57,251 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-16 05:24:57,252 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-16 05:24:57,252 INFO L87 Difference]: Start difference. First operand 2183 states and 2937 transitions. Second operand has 6 states, 6 states have (on average 12.5) internal successors, (75), 4 states have internal predecessors, (75), 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) [2021-12-16 05:24:59,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-16 05:24:59,651 INFO L93 Difference]: Finished difference Result 2183 states and 2937 transitions. [2021-12-16 05:24:59,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-16 05:24:59,651 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.5) internal successors, (75), 4 states have internal predecessors, (75), 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 119 [2021-12-16 05:24:59,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-16 05:24:59,660 INFO L225 Difference]: With dead ends: 2183 [2021-12-16 05:24:59,660 INFO L226 Difference]: Without dead ends: 2181 [2021-12-16 05:24:59,662 INFO L932 BasicCegarLoop]: 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 [2021-12-16 05:24:59,663 INFO L933 BasicCegarLoop]: 2101 mSDtfsCounter, 3504 mSDsluCounter, 2290 mSDsCounter, 0 mSdLazyCounter, 1753 mSolverCounterSat, 1648 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3697 SdHoareTripleChecker+Valid, 4391 SdHoareTripleChecker+Invalid, 3401 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1648 IncrementalHoareTripleChecker+Valid, 1753 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2021-12-16 05:24:59,663 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3697 Valid, 4391 Invalid, 3401 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1648 Valid, 1753 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2021-12-16 05:24:59,666 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2181 states. [2021-12-16 05:24:59,739 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2181 to 2181. [2021-12-16 05:24:59,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2181 states, 1509 states have (on average 1.2544731610337971) internal successors, (1893), 1557 states have internal predecessors, (1893), 522 states have call successors, (522), 134 states have call predecessors, (522), 133 states have return successors, (520), 510 states have call predecessors, (520), 520 states have call successors, (520) [2021-12-16 05:24:59,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2181 states to 2181 states and 2935 transitions. [2021-12-16 05:24:59,749 INFO L78 Accepts]: Start accepts. Automaton has 2181 states and 2935 transitions. Word has length 119 [2021-12-16 05:24:59,749 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-16 05:24:59,749 INFO L470 AbstractCegarLoop]: Abstraction has 2181 states and 2935 transitions. [2021-12-16 05:24:59,749 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.5) internal successors, (75), 4 states have internal predecessors, (75), 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) [2021-12-16 05:24:59,750 INFO L276 IsEmpty]: Start isEmpty. Operand 2181 states and 2935 transitions. [2021-12-16 05:24:59,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2021-12-16 05:24:59,751 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 05:24:59,751 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 8, 4, 4, 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] [2021-12-16 05:24:59,751 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-12-16 05:24:59,751 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2021-12-16 05:24:59,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 05:24:59,752 INFO L85 PathProgramCache]: Analyzing trace with hash -712424659, now seen corresponding path program 1 times [2021-12-16 05:24:59,752 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 05:24:59,752 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [165072729] [2021-12-16 05:24:59,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 05:24:59,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 05:24:59,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:59,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-16 05:24:59,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:59,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-16 05:24:59,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:59,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-16 05:24:59,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:59,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-16 05:24:59,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:59,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:24:59,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:59,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 05:24:59,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:59,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-16 05:24:59,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:59,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-12-16 05:24:59,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:59,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:24:59,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:59,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 05:24:59,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:59,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-16 05:24:59,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:59,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2021-12-16 05:24:59,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:59,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:24:59,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:59,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 05:24:59,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:59,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-16 05:24:59,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:59,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2021-12-16 05:24:59,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:59,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-16 05:24:59,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:59,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2021-12-16 05:24:59,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:59,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2021-12-16 05:24:59,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:59,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:24:59,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:59,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2021-12-16 05:24:59,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:24:59,986 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2021-12-16 05:24:59,986 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 05:24:59,987 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [165072729] [2021-12-16 05:24:59,987 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [165072729] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 05:24:59,987 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 05:24:59,987 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-16 05:24:59,987 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [993989285] [2021-12-16 05:24:59,987 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 05:24:59,988 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-16 05:24:59,988 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 05:24:59,988 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-16 05:24:59,988 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-12-16 05:24:59,988 INFO L87 Difference]: Start difference. First operand 2181 states and 2935 transitions. Second operand has 7 states, 7 states have (on average 8.857142857142858) internal successors, (62), 4 states have internal predecessors, (62), 3 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2021-12-16 05:25:05,673 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-16 05:25:05,673 INFO L93 Difference]: Finished difference Result 6100 states and 8296 transitions. [2021-12-16 05:25:05,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-12-16 05:25:05,674 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.857142857142858) internal successors, (62), 4 states have internal predecessors, (62), 3 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) Word has length 143 [2021-12-16 05:25:05,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-16 05:25:05,689 INFO L225 Difference]: With dead ends: 6100 [2021-12-16 05:25:05,689 INFO L226 Difference]: Without dead ends: 3955 [2021-12-16 05:25:05,707 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=62, Invalid=148, Unknown=0, NotChecked=0, Total=210 [2021-12-16 05:25:05,707 INFO L933 BasicCegarLoop]: 2892 mSDtfsCounter, 5739 mSDsluCounter, 5160 mSDsCounter, 0 mSdLazyCounter, 4820 mSolverCounterSat, 3809 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6049 SdHoareTripleChecker+Valid, 8052 SdHoareTripleChecker+Invalid, 8629 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3809 IncrementalHoareTripleChecker+Valid, 4820 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2021-12-16 05:25:05,707 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6049 Valid, 8052 Invalid, 8629 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3809 Valid, 4820 Invalid, 0 Unknown, 0 Unchecked, 5.3s Time] [2021-12-16 05:25:05,719 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3955 states. [2021-12-16 05:25:05,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3955 to 2960. [2021-12-16 05:25:05,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2960 states, 2052 states have (on average 1.2587719298245614) internal successors, (2583), 2110 states have internal predecessors, (2583), 703 states have call successors, (703), 189 states have call predecessors, (703), 188 states have return successors, (701), 686 states have call predecessors, (701), 701 states have call successors, (701) [2021-12-16 05:25:05,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2960 states to 2960 states and 3987 transitions. [2021-12-16 05:25:05,850 INFO L78 Accepts]: Start accepts. Automaton has 2960 states and 3987 transitions. Word has length 143 [2021-12-16 05:25:05,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-16 05:25:05,851 INFO L470 AbstractCegarLoop]: Abstraction has 2960 states and 3987 transitions. [2021-12-16 05:25:05,851 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.857142857142858) internal successors, (62), 4 states have internal predecessors, (62), 3 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2021-12-16 05:25:05,851 INFO L276 IsEmpty]: Start isEmpty. Operand 2960 states and 3987 transitions. [2021-12-16 05:25:05,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2021-12-16 05:25:05,853 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 05:25:05,853 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 8, 4, 4, 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] [2021-12-16 05:25:05,853 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-12-16 05:25:05,853 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2021-12-16 05:25:05,854 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 05:25:05,854 INFO L85 PathProgramCache]: Analyzing trace with hash -1221897749, now seen corresponding path program 1 times [2021-12-16 05:25:05,854 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 05:25:05,854 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1627103453] [2021-12-16 05:25:05,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 05:25:05,854 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 05:25:05,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:25:05,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-16 05:25:05,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:25:05,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-16 05:25:05,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:25:05,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-16 05:25:05,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:25:05,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-16 05:25:05,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:25:06,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:25:06,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:25:06,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 05:25:06,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:25:06,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-16 05:25:06,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:25:06,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-12-16 05:25:06,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:25:06,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:25:06,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:25:06,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 05:25:06,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:25:06,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-16 05:25:06,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:25:06,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2021-12-16 05:25:06,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:25:06,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:25:06,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:25:06,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 05:25:06,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:25:06,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-16 05:25:06,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:25:06,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2021-12-16 05:25:06,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:25:06,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-16 05:25:06,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:25:06,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2021-12-16 05:25:06,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:25:06,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2021-12-16 05:25:06,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:25:06,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:25:06,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:25:06,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2021-12-16 05:25:06,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:25:06,152 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2021-12-16 05:25:06,152 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 05:25:06,152 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1627103453] [2021-12-16 05:25:06,152 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1627103453] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 05:25:06,153 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 05:25:06,153 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-12-16 05:25:06,153 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [176638420] [2021-12-16 05:25:06,153 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 05:25:06,153 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-12-16 05:25:06,153 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 05:25:06,154 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-12-16 05:25:06,154 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2021-12-16 05:25:06,154 INFO L87 Difference]: Start difference. First operand 2960 states and 3987 transitions. Second operand has 10 states, 10 states have (on average 6.2) internal successors, (62), 7 states have internal predecessors, (62), 4 states have call successors, (15), 4 states have call predecessors, (15), 2 states have return successors, (15), 4 states have call predecessors, (15), 4 states have call successors, (15)