./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--icplus--ipg.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e19ca921 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--icplus--ipg.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 53e062e1035ae1f01c2e809595599fa2661e1ae14b245da0f28d018a9f398780 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-e19ca92 [2021-12-22 16:03:55,417 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-22 16:03:55,419 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-22 16:03:55,455 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-22 16:03:55,456 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-22 16:03:55,458 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-22 16:03:55,459 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-22 16:03:55,461 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-22 16:03:55,462 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-22 16:03:55,466 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-22 16:03:55,467 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-22 16:03:55,468 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-22 16:03:55,468 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-22 16:03:55,470 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-22 16:03:55,471 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-22 16:03:55,474 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-22 16:03:55,475 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-22 16:03:55,475 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-22 16:03:55,477 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-22 16:03:55,482 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-22 16:03:55,483 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-22 16:03:55,484 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-22 16:03:55,485 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-22 16:03:55,486 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-22 16:03:55,491 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-22 16:03:55,491 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-22 16:03:55,492 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-22 16:03:55,493 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-22 16:03:55,493 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-22 16:03:55,494 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-22 16:03:55,494 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-22 16:03:55,494 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-22 16:03:55,495 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-22 16:03:55,496 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-22 16:03:55,497 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-22 16:03:55,497 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-22 16:03:55,497 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-22 16:03:55,498 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-22 16:03:55,498 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-22 16:03:55,499 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-22 16:03:55,500 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-22 16:03:55,501 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-22 16:03:55,529 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-22 16:03:55,530 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-22 16:03:55,530 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-22 16:03:55,530 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-22 16:03:55,531 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-22 16:03:55,531 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-22 16:03:55,532 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-22 16:03:55,532 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-22 16:03:55,532 INFO L138 SettingsManager]: * Use SBE=true [2021-12-22 16:03:55,533 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-22 16:03:55,533 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-22 16:03:55,534 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-22 16:03:55,534 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-22 16:03:55,534 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-22 16:03:55,534 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-22 16:03:55,535 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-22 16:03:55,535 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-22 16:03:55,535 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-22 16:03:55,535 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-22 16:03:55,535 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-22 16:03:55,535 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-22 16:03:55,536 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 16:03:55,536 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-22 16:03:55,536 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-22 16:03:55,536 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-22 16:03:55,536 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-22 16:03:55,537 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-22 16:03:55,537 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-22 16:03:55,537 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-22 16:03:55,537 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-22 16:03:55,537 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-22 16:03:55,538 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 53e062e1035ae1f01c2e809595599fa2661e1ae14b245da0f28d018a9f398780 [2021-12-22 16:03:55,758 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-22 16:03:55,789 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-22 16:03:55,792 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-22 16:03:55,793 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-22 16:03:55,793 INFO L275 PluginConnector]: CDTParser initialized [2021-12-22 16:03:55,794 INFO L432 ainManager$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--icplus--ipg.ko.cil.i [2021-12-22 16:03:55,867 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/275c51a7c/4f865cb75d0d40cd9fa986b622909e35/FLAGd75b20db4 [2021-12-22 16:03:56,516 INFO L306 CDTParser]: Found 1 translation units. [2021-12-22 16:03:56,516 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--icplus--ipg.ko.cil.i [2021-12-22 16:03:56,556 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/275c51a7c/4f865cb75d0d40cd9fa986b622909e35/FLAGd75b20db4 [2021-12-22 16:03:56,866 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/275c51a7c/4f865cb75d0d40cd9fa986b622909e35 [2021-12-22 16:03:56,868 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-22 16:03:56,870 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-22 16:03:56,871 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-22 16:03:56,871 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-22 16:03:56,874 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-22 16:03:56,874 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 04:03:56" (1/1) ... [2021-12-22 16:03:56,875 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33196382 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 04:03:56, skipping insertion in model container [2021-12-22 16:03:56,875 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 04:03:56" (1/1) ... [2021-12-22 16:03:56,880 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-22 16:03:56,987 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-22 16:04:00,079 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[393566,393579] [2021-12-22 16:04:00,081 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--icplus--ipg.ko.cil.i[393711,393724] [2021-12-22 16:04:00,082 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--icplus--ipg.ko.cil.i[393857,393870] [2021-12-22 16:04:00,082 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--icplus--ipg.ko.cil.i[394022,394035] [2021-12-22 16:04:00,082 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--icplus--ipg.ko.cil.i[394180,394193] [2021-12-22 16:04:00,083 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--icplus--ipg.ko.cil.i[394338,394351] [2021-12-22 16:04:00,083 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--icplus--ipg.ko.cil.i[394496,394509] [2021-12-22 16:04:00,083 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--icplus--ipg.ko.cil.i[394656,394669] [2021-12-22 16:04:00,084 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--icplus--ipg.ko.cil.i[394815,394828] [2021-12-22 16:04:00,084 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--icplus--ipg.ko.cil.i[394954,394967] [2021-12-22 16:04:00,084 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--icplus--ipg.ko.cil.i[395096,395109] [2021-12-22 16:04:00,085 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--icplus--ipg.ko.cil.i[395245,395258] [2021-12-22 16:04:00,085 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--icplus--ipg.ko.cil.i[395384,395397] [2021-12-22 16:04:00,085 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--icplus--ipg.ko.cil.i[395539,395552] [2021-12-22 16:04:00,086 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[395699,395712] [2021-12-22 16:04:00,086 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[395850,395863] [2021-12-22 16:04:00,086 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[396001,396014] [2021-12-22 16:04:00,087 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--icplus--ipg.ko.cil.i[396153,396166] [2021-12-22 16:04:00,087 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--icplus--ipg.ko.cil.i[396302,396315] [2021-12-22 16:04:00,087 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--icplus--ipg.ko.cil.i[396450,396463] [2021-12-22 16:04:00,088 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--icplus--ipg.ko.cil.i[396607,396620] [2021-12-22 16:04:00,088 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--icplus--ipg.ko.cil.i[396756,396769] [2021-12-22 16:04:00,088 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--icplus--ipg.ko.cil.i[396912,396925] [2021-12-22 16:04:00,095 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--icplus--ipg.ko.cil.i[397065,397078] [2021-12-22 16:04:00,097 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[397211,397224] [2021-12-22 16:04:00,098 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[397354,397367] [2021-12-22 16:04:00,098 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[397506,397519] [2021-12-22 16:04:00,099 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[397652,397665] [2021-12-22 16:04:00,099 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[397797,397810] [2021-12-22 16:04:00,100 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--icplus--ipg.ko.cil.i[397951,397964] [2021-12-22 16:04:00,101 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--icplus--ipg.ko.cil.i[398102,398115] [2021-12-22 16:04:00,101 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--icplus--ipg.ko.cil.i[398257,398270] [2021-12-22 16:04:00,102 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--icplus--ipg.ko.cil.i[398409,398422] [2021-12-22 16:04:00,102 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--icplus--ipg.ko.cil.i[398564,398577] [2021-12-22 16:04:00,103 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--icplus--ipg.ko.cil.i[398728,398741] [2021-12-22 16:04:00,103 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--icplus--ipg.ko.cil.i[398884,398897] [2021-12-22 16:04:00,104 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--icplus--ipg.ko.cil.i[399048,399061] [2021-12-22 16:04:00,104 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--icplus--ipg.ko.cil.i[399190,399203] [2021-12-22 16:04:00,104 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--icplus--ipg.ko.cil.i[399348,399361] [2021-12-22 16:04:00,105 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--icplus--ipg.ko.cil.i[399515,399528] [2021-12-22 16:04:00,105 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--icplus--ipg.ko.cil.i[399674,399687] [2021-12-22 16:04:00,105 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--icplus--ipg.ko.cil.i[399833,399846] [2021-12-22 16:04:00,105 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--icplus--ipg.ko.cil.i[399982,399995] [2021-12-22 16:04:00,106 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[400129,400142] [2021-12-22 16:04:00,106 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[400268,400281] [2021-12-22 16:04:00,107 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[400431,400444] [2021-12-22 16:04:00,107 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[400597,400610] [2021-12-22 16:04:00,108 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[400761,400774] [2021-12-22 16:04:00,108 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[400926,400939] [2021-12-22 16:04:00,109 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[401091,401104] [2021-12-22 16:04:00,109 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[401257,401270] [2021-12-22 16:04:00,109 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[401422,401435] [2021-12-22 16:04:00,110 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[401589,401602] [2021-12-22 16:04:00,110 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[401749,401762] [2021-12-22 16:04:00,110 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[401911,401924] [2021-12-22 16:04:00,111 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[402070,402083] [2021-12-22 16:04:00,111 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[402216,402229] [2021-12-22 16:04:00,111 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[402359,402372] [2021-12-22 16:04:00,112 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[402503,402516] [2021-12-22 16:04:00,112 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[402646,402659] [2021-12-22 16:04:00,112 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[402790,402803] [2021-12-22 16:04:00,113 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[402931,402944] [2021-12-22 16:04:00,113 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[403069,403082] [2021-12-22 16:04:00,114 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[403227,403240] [2021-12-22 16:04:00,114 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[403386,403399] [2021-12-22 16:04:00,115 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[403542,403555] [2021-12-22 16:04:00,115 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[403691,403704] [2021-12-22 16:04:00,115 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[403843,403856] [2021-12-22 16:04:00,116 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[403994,404007] [2021-12-22 16:04:00,116 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[404143,404156] [2021-12-22 16:04:00,116 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[404295,404308] [2021-12-22 16:04:00,117 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[404443,404456] [2021-12-22 16:04:00,117 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[404596,404609] [2021-12-22 16:04:00,117 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[404747,404760] [2021-12-22 16:04:00,118 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[404897,404910] [2021-12-22 16:04:00,118 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[405044,405057] [2021-12-22 16:04:00,118 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[405195,405208] [2021-12-22 16:04:00,118 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[405346,405359] [2021-12-22 16:04:00,119 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[405494,405507] [2021-12-22 16:04:00,119 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[405660,405673] [2021-12-22 16:04:00,120 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[405829,405842] [2021-12-22 16:04:00,120 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[405996,406009] [2021-12-22 16:04:00,121 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[406164,406177] [2021-12-22 16:04:00,121 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[406314,406327] [2021-12-22 16:04:00,121 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[406461,406474] [2021-12-22 16:04:00,122 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[406622,406635] [2021-12-22 16:04:00,122 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[406792,406805] [2021-12-22 16:04:00,122 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[406954,406967] [2021-12-22 16:04:00,158 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 16:04:00,195 INFO L203 MainTranslator]: Completed pre-run [2021-12-22 16:04:00,476 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[393566,393579] [2021-12-22 16:04:00,477 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[393711,393724] [2021-12-22 16:04:00,478 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[393857,393870] [2021-12-22 16:04:00,478 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[394022,394035] [2021-12-22 16:04:00,479 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[394180,394193] [2021-12-22 16:04:00,479 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[394338,394351] [2021-12-22 16:04:00,480 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[394496,394509] [2021-12-22 16:04:00,480 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[394656,394669] [2021-12-22 16:04:00,480 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[394815,394828] [2021-12-22 16:04:00,481 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[394954,394967] [2021-12-22 16:04:00,481 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[395096,395109] [2021-12-22 16:04:00,481 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[395245,395258] [2021-12-22 16:04:00,481 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[395384,395397] [2021-12-22 16:04:00,482 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[395539,395552] [2021-12-22 16:04:00,482 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[395699,395712] [2021-12-22 16:04:00,482 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[395850,395863] [2021-12-22 16:04:00,483 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[396001,396014] [2021-12-22 16:04:00,483 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[396153,396166] [2021-12-22 16:04:00,483 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[396302,396315] [2021-12-22 16:04:00,484 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[396450,396463] [2021-12-22 16:04:00,484 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[396607,396620] [2021-12-22 16:04:00,485 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[396756,396769] [2021-12-22 16:04:00,485 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[396912,396925] [2021-12-22 16:04:00,485 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[397065,397078] [2021-12-22 16:04:00,485 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[397211,397224] [2021-12-22 16:04:00,486 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[397354,397367] [2021-12-22 16:04:00,486 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[397506,397519] [2021-12-22 16:04:00,486 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[397652,397665] [2021-12-22 16:04:00,486 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[397797,397810] [2021-12-22 16:04:00,487 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[397951,397964] [2021-12-22 16:04:00,488 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[398102,398115] [2021-12-22 16:04:00,488 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[398257,398270] [2021-12-22 16:04:00,489 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[398409,398422] [2021-12-22 16:04:00,489 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[398564,398577] [2021-12-22 16:04:00,490 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[398728,398741] [2021-12-22 16:04:00,490 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[398884,398897] [2021-12-22 16:04:00,490 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[399048,399061] [2021-12-22 16:04:00,491 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[399190,399203] [2021-12-22 16:04:00,491 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[399348,399361] [2021-12-22 16:04:00,492 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[399515,399528] [2021-12-22 16:04:00,492 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[399674,399687] [2021-12-22 16:04:00,493 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[399833,399846] [2021-12-22 16:04:00,493 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[399982,399995] [2021-12-22 16:04:00,493 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[400129,400142] [2021-12-22 16:04:00,494 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[400268,400281] [2021-12-22 16:04:00,494 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[400431,400444] [2021-12-22 16:04:00,494 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[400597,400610] [2021-12-22 16:04:00,495 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[400761,400774] [2021-12-22 16:04:00,495 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[400926,400939] [2021-12-22 16:04:00,496 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[401091,401104] [2021-12-22 16:04:00,496 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[401257,401270] [2021-12-22 16:04:00,496 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[401422,401435] [2021-12-22 16:04:00,496 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[401589,401602] [2021-12-22 16:04:00,497 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[401749,401762] [2021-12-22 16:04:00,497 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[401911,401924] [2021-12-22 16:04:00,497 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[402070,402083] [2021-12-22 16:04:00,498 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[402216,402229] [2021-12-22 16:04:00,498 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[402359,402372] [2021-12-22 16:04:00,498 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[402503,402516] [2021-12-22 16:04:00,499 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[402646,402659] [2021-12-22 16:04:00,499 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[402790,402803] [2021-12-22 16:04:00,500 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[402931,402944] [2021-12-22 16:04:00,504 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[403069,403082] [2021-12-22 16:04:00,507 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[403227,403240] [2021-12-22 16:04:00,507 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[403386,403399] [2021-12-22 16:04:00,507 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[403542,403555] [2021-12-22 16:04:00,508 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[403691,403704] [2021-12-22 16:04:00,509 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[403843,403856] [2021-12-22 16:04:00,509 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[403994,404007] [2021-12-22 16:04:00,509 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[404143,404156] [2021-12-22 16:04:00,509 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[404295,404308] [2021-12-22 16:04:00,510 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[404443,404456] [2021-12-22 16:04:00,514 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[404596,404609] [2021-12-22 16:04:00,515 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[404747,404760] [2021-12-22 16:04:00,515 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[404897,404910] [2021-12-22 16:04:00,515 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[405044,405057] [2021-12-22 16:04:00,516 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[405195,405208] [2021-12-22 16:04:00,516 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[405346,405359] [2021-12-22 16:04:00,517 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[405494,405507] [2021-12-22 16:04:00,517 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[405660,405673] [2021-12-22 16:04:00,518 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[405829,405842] [2021-12-22 16:04:00,518 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[405996,406009] [2021-12-22 16:04:00,519 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[406164,406177] [2021-12-22 16:04:00,519 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[406314,406327] [2021-12-22 16:04:00,519 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[406461,406474] [2021-12-22 16:04:00,519 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[406622,406635] [2021-12-22 16:04:00,520 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[406792,406805] [2021-12-22 16:04:00,520 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--icplus--ipg.ko.cil.i[406954,406967] [2021-12-22 16:04:00,524 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 16:04:00,701 INFO L208 MainTranslator]: Completed translation [2021-12-22 16:04:00,701 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 04:04:00 WrapperNode [2021-12-22 16:04:00,701 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-22 16:04:00,702 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-22 16:04:00,702 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-22 16:04:00,703 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-22 16:04:00,710 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 04:04:00" (1/1) ... [2021-12-22 16:04:00,812 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 04:04:00" (1/1) ... [2021-12-22 16:04:00,985 INFO L137 Inliner]: procedures = 655, calls = 1959, calls flagged for inlining = 296, calls inlined = 213, statements flattened = 4143 [2021-12-22 16:04:00,986 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-22 16:04:00,987 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-22 16:04:00,987 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-22 16:04:00,987 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-22 16:04:00,995 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 04:04:00" (1/1) ... [2021-12-22 16:04:00,996 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 04:04:00" (1/1) ... [2021-12-22 16:04:01,028 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 04:04:00" (1/1) ... [2021-12-22 16:04:01,029 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 04:04:00" (1/1) ... [2021-12-22 16:04:01,127 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 04:04:00" (1/1) ... [2021-12-22 16:04:01,147 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 04:04:00" (1/1) ... [2021-12-22 16:04:01,173 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 04:04:00" (1/1) ... [2021-12-22 16:04:01,199 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-22 16:04:01,200 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-22 16:04:01,200 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-22 16:04:01,200 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-22 16:04:01,201 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 04:04:00" (1/1) ... [2021-12-22 16:04:01,207 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 16:04:01,216 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 16:04:01,227 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) [2021-12-22 16:04:01,236 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 [2021-12-22 16:04:01,265 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2021-12-22 16:04:01,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2021-12-22 16:04:01,265 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_write [2021-12-22 16:04:01,265 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_write [2021-12-22 16:04:01,266 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-12-22 16:04:01,266 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-12-22 16:04:01,266 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-12-22 16:04:01,266 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-12-22 16:04:01,266 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-22 16:04:01,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-22 16:04:01,266 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_mii_mutex_of_ipg_nic_private [2021-12-22 16:04:01,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_mii_mutex_of_ipg_nic_private [2021-12-22 16:04:01,266 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2021-12-22 16:04:01,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2021-12-22 16:04:01,267 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-12-22 16:04:01,267 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-12-22 16:04:01,267 INFO L130 BoogieDeclarations]: Found specification of procedure init_tfdlist [2021-12-22 16:04:01,267 INFO L138 BoogieDeclarations]: Found implementation of procedure init_tfdlist [2021-12-22 16:04:01,267 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-12-22 16:04:01,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-12-22 16:04:01,267 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-12-22 16:04:01,267 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-12-22 16:04:01,268 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite16 [2021-12-22 16:04:01,268 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite16 [2021-12-22 16:04:01,268 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_set_multicast_list [2021-12-22 16:04:01,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_set_multicast_list [2021-12-22 16:04:01,268 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite8 [2021-12-22 16:04:01,268 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite8 [2021-12-22 16:04:01,268 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2021-12-22 16:04:01,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2021-12-22 16:04:01,268 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2021-12-22 16:04:01,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2021-12-22 16:04:01,269 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2021-12-22 16:04:01,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2021-12-22 16:04:01,269 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2021-12-22 16:04:01,269 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2021-12-22 16:04:01,269 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_rx_clear [2021-12-22 16:04:01,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_rx_clear [2021-12-22 16:04:01,269 INFO L130 BoogieDeclarations]: Found specification of procedure skb_checksum_none_assert [2021-12-22 16:04:01,269 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_checksum_none_assert [2021-12-22 16:04:01,269 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-12-22 16:04:01,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-12-22 16:04:01,270 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2021-12-22 16:04:01,270 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2021-12-22 16:04:01,270 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2021-12-22 16:04:01,270 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2021-12-22 16:04:01,270 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-12-22 16:04:01,270 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-12-22 16:04:01,270 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-22 16:04:01,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-22 16:04:01,271 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2021-12-22 16:04:01,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2021-12-22 16:04:01,271 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2021-12-22 16:04:01,271 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2021-12-22 16:04:01,271 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-22 16:04:01,271 INFO L130 BoogieDeclarations]: Found specification of procedure read_phy_bit [2021-12-22 16:04:01,271 INFO L138 BoogieDeclarations]: Found implementation of procedure read_phy_bit [2021-12-22 16:04:01,271 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2021-12-22 16:04:01,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2021-12-22 16:04:01,272 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_remove [2021-12-22 16:04:01,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_remove [2021-12-22 16:04:01,272 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-12-22 16:04:01,272 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-12-22 16:04:01,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-22 16:04:01,273 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-12-22 16:04:01,273 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-12-22 16:04:01,273 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_open [2021-12-22 16:04:01,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_open [2021-12-22 16:04:01,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-22 16:04:01,273 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2021-12-22 16:04:01,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2021-12-22 16:04:01,274 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-12-22 16:04:01,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-12-22 16:04:01,277 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2021-12-22 16:04:01,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2021-12-22 16:04:01,277 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-22 16:04:01,277 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2021-12-22 16:04:01,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2021-12-22 16:04:01,277 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-12-22 16:04:01,277 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-12-22 16:04:01,277 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-22 16:04:01,278 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-22 16:04:01,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2021-12-22 16:04:01,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2021-12-22 16:04:01,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2021-12-22 16:04:01,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2021-12-22 16:04:01,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-12-22 16:04:01,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-12-22 16:04:01,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-12-22 16:04:01,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-12-22 16:04:01,279 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2021-12-22 16:04:01,279 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2021-12-22 16:04:01,280 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2021-12-22 16:04:01,280 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2021-12-22 16:04:01,280 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2021-12-22 16:04:01,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2021-12-22 16:04:01,280 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-22 16:04:01,280 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-22 16:04:01,280 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2021-12-22 16:04:01,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2021-12-22 16:04:01,280 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_get_stats [2021-12-22 16:04:01,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_get_stats [2021-12-22 16:04:01,281 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_rxrestore [2021-12-22 16:04:01,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_rxrestore [2021-12-22 16:04:01,281 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-22 16:04:01,281 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_lock_of_ipg_nic_private [2021-12-22 16:04:01,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_lock_of_ipg_nic_private [2021-12-22 16:04:01,281 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-22 16:04:01,281 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-22 16:04:01,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-22 16:04:01,281 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-22 16:04:01,282 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-22 16:04:01,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-22 16:04:01,282 INFO L130 BoogieDeclarations]: Found specification of procedure ioread16 [2021-12-22 16:04:01,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread16 [2021-12-22 16:04:01,282 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-22 16:04:01,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-22 16:04:01,282 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_ioaddr [2021-12-22 16:04:01,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_ioaddr [2021-12-22 16:04:01,282 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-22 16:04:01,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-22 16:04:01,283 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2021-12-22 16:04:01,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2021-12-22 16:04:01,283 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-22 16:04:01,284 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-22 16:04:01,284 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-12-22 16:04:01,284 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-12-22 16:04:01,284 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2021-12-22 16:04:01,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2021-12-22 16:04:01,284 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2021-12-22 16:04:01,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2021-12-22 16:04:01,284 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_get_rxbuff [2021-12-22 16:04:01,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_get_rxbuff [2021-12-22 16:04:01,284 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_write_phy_ctl [2021-12-22 16:04:01,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_write_phy_ctl [2021-12-22 16:04:01,285 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2021-12-22 16:04:01,285 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2021-12-22 16:04:01,285 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-22 16:04:01,285 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-22 16:04:01,285 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_drive_phy_ctl_low_high [2021-12-22 16:04:01,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_drive_phy_ctl_low_high [2021-12-22 16:04:01,285 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2021-12-22 16:04:01,285 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2021-12-22 16:04:01,286 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-22 16:04:01,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-22 16:04:01,286 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_txfree [2021-12-22 16:04:01,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_txfree [2021-12-22 16:04:01,286 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-22 16:04:01,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-22 16:04:01,286 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-22 16:04:01,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-22 16:04:01,286 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_tx_timeout [2021-12-22 16:04:01,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_tx_timeout [2021-12-22 16:04:01,287 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-12-22 16:04:01,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-12-22 16:04:01,287 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2021-12-22 16:04:01,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2021-12-22 16:04:01,287 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2021-12-22 16:04:01,287 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2021-12-22 16:04:01,287 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-12-22 16:04:01,287 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-12-22 16:04:01,287 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2021-12-22 16:04:01,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2021-12-22 16:04:01,288 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_tx_clear [2021-12-22 16:04:01,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_tx_clear [2021-12-22 16:04:01,288 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2021-12-22 16:04:01,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2021-12-22 16:04:01,288 INFO L130 BoogieDeclarations]: Found specification of procedure read_eeprom [2021-12-22 16:04:01,288 INFO L138 BoogieDeclarations]: Found implementation of procedure read_eeprom [2021-12-22 16:04:01,288 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-22 16:04:01,288 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2021-12-22 16:04:01,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2021-12-22 16:04:01,289 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-12-22 16:04:01,289 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-12-22 16:04:01,289 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-22 16:04:01,289 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_rx_free_skb [2021-12-22 16:04:01,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_rx_free_skb [2021-12-22 16:04:01,289 INFO L130 BoogieDeclarations]: Found specification of procedure send_three_state [2021-12-22 16:04:01,289 INFO L138 BoogieDeclarations]: Found implementation of procedure send_three_state [2021-12-22 16:04:01,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-22 16:04:01,289 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2021-12-22 16:04:01,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2021-12-22 16:04:01,290 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2021-12-22 16:04:01,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2021-12-22 16:04:01,290 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-12-22 16:04:01,290 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-12-22 16:04:01,290 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-12-22 16:04:01,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-12-22 16:04:01,290 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2021-12-22 16:04:01,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2021-12-22 16:04:01,290 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2021-12-22 16:04:01,290 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2021-12-22 16:04:01,291 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_io_config [2021-12-22 16:04:01,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_io_config [2021-12-22 16:04:01,291 INFO L130 BoogieDeclarations]: Found specification of procedure init_rfdlist [2021-12-22 16:04:01,291 INFO L138 BoogieDeclarations]: Found implementation of procedure init_rfdlist [2021-12-22 16:04:01,291 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2021-12-22 16:04:01,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2021-12-22 16:04:01,291 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2021-12-22 16:04:01,291 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2021-12-22 16:04:01,291 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2021-12-22 16:04:01,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2021-12-22 16:04:01,292 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2021-12-22 16:04:01,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2021-12-22 16:04:01,292 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-12-22 16:04:01,292 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-12-22 16:04:01,292 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-22 16:04:01,292 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-22 16:04:01,292 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2021-12-22 16:04:01,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2021-12-22 16:04:01,293 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2021-12-22 16:04:01,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2021-12-22 16:04:01,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-22 16:04:01,293 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2021-12-22 16:04:01,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2021-12-22 16:04:01,293 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2021-12-22 16:04:01,293 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2021-12-22 16:04:01,293 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-22 16:04:01,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-22 16:04:01,293 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nway_reset [2021-12-22 16:04:01,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nway_reset [2021-12-22 16:04:01,294 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2021-12-22 16:04:01,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2021-12-22 16:04:01,294 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_stop [2021-12-22 16:04:01,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_stop [2021-12-22 16:04:01,294 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_config_autoneg [2021-12-22 16:04:01,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_config_autoneg [2021-12-22 16:04:01,294 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-12-22 16:04:01,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-12-22 16:04:01,294 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_reset [2021-12-22 16:04:01,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_reset [2021-12-22 16:04:01,295 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_ipg_nic_private [2021-12-22 16:04:01,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_ipg_nic_private [2021-12-22 16:04:01,295 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_mii_mutex_of_ipg_nic_private [2021-12-22 16:04:01,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_mii_mutex_of_ipg_nic_private [2021-12-22 16:04:01,295 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2021-12-22 16:04:01,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2021-12-22 16:04:01,298 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2021-12-22 16:04:01,298 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2021-12-22 16:04:01,299 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2021-12-22 16:04:01,299 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2021-12-22 16:04:01,299 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2021-12-22 16:04:01,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-22 16:04:01,299 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_rx_check_error [2021-12-22 16:04:01,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_rx_check_error [2021-12-22 16:04:02,001 INFO L234 CfgBuilder]: Building ICFG [2021-12-22 16:04:02,005 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-22 16:04:02,944 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-22 16:04:05,456 INFO L275 CfgBuilder]: Performing block encoding [2021-12-22 16:04:05,476 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-22 16:04:05,476 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-12-22 16:04:05,479 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 04:04:05 BoogieIcfgContainer [2021-12-22 16:04:05,480 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-22 16:04:05,481 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-22 16:04:05,481 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-22 16:04:05,483 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-22 16:04:05,483 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 04:03:56" (1/3) ... [2021-12-22 16:04:05,484 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a041357 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 04:04:05, skipping insertion in model container [2021-12-22 16:04:05,484 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 04:04:00" (2/3) ... [2021-12-22 16:04:05,484 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a041357 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 04:04:05, skipping insertion in model container [2021-12-22 16:04:05,485 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 04:04:05" (3/3) ... [2021-12-22 16:04:05,486 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--net--ethernet--icplus--ipg.ko.cil.i [2021-12-22 16:04:05,489 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-22 16:04:05,490 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 29 error locations. [2021-12-22 16:04:05,532 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-22 16:04:05,537 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 [2021-12-22 16:04:05,537 INFO L340 AbstractCegarLoop]: Starting to check reachability of 29 error locations. [2021-12-22 16:04:05,572 INFO L276 IsEmpty]: Start isEmpty. Operand has 1734 states, 1136 states have (on average 1.25) internal successors, (1420), 1205 states have internal predecessors, (1420), 457 states have call successors, (457), 114 states have call predecessors, (457), 113 states have return successors, (453), 450 states have call predecessors, (453), 453 states have call successors, (453) [2021-12-22 16:04:05,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-12-22 16:04:05,580 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 16:04:05,581 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] [2021-12-22 16:04:05,581 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 27 more)] === [2021-12-22 16:04:05,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 16:04:05,586 INFO L85 PathProgramCache]: Analyzing trace with hash 88617837, now seen corresponding path program 1 times [2021-12-22 16:04:05,593 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 16:04:05,594 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1169017626] [2021-12-22 16:04:05,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 16:04:05,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 16:04:05,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:06,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 16:04:06,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:06,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-22 16:04:06,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:06,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-22 16:04:06,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:06,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-22 16:04:06,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:06,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2021-12-22 16:04:06,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:06,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-12-22 16:04:06,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:06,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 16:04:06,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:06,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-12-22 16:04:06,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:06,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-12-22 16:04:06,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:06,170 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-12-22 16:04:06,170 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 16:04:06,171 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1169017626] [2021-12-22 16:04:06,171 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1169017626] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 16:04:06,171 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 16:04:06,171 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-22 16:04:06,173 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [144924677] [2021-12-22 16:04:06,174 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 16:04:06,179 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-22 16:04:06,180 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 16:04:06,199 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-22 16:04:06,199 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-22 16:04:06,204 INFO L87 Difference]: Start difference. First operand has 1734 states, 1136 states have (on average 1.25) internal successors, (1420), 1205 states have internal predecessors, (1420), 457 states have call successors, (457), 114 states have call predecessors, (457), 113 states have return successors, (453), 450 states have call predecessors, (453), 453 states have call successors, (453) Second operand has 6 states, 6 states have (on average 5.666666666666667) internal successors, (34), 4 states have internal predecessors, (34), 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) [2021-12-22 16:04:10,462 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 16:04:10,462 INFO L93 Difference]: Finished difference Result 3429 states and 4724 transitions. [2021-12-22 16:04:10,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-22 16:04:10,464 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.666666666666667) internal successors, (34), 4 states have internal predecessors, (34), 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 64 [2021-12-22 16:04:10,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 16:04:10,480 INFO L225 Difference]: With dead ends: 3429 [2021-12-22 16:04:10,481 INFO L226 Difference]: Without dead ends: 1710 [2021-12-22 16:04:10,494 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 [2021-12-22 16:04:10,498 INFO L933 BasicCegarLoop]: 1975 mSDtfsCounter, 3575 mSDsluCounter, 1619 mSDsCounter, 0 mSdLazyCounter, 1940 mSolverCounterSat, 2120 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3715 SdHoareTripleChecker+Valid, 3594 SdHoareTripleChecker+Invalid, 4060 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2120 IncrementalHoareTripleChecker+Valid, 1940 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.9s IncrementalHoareTripleChecker+Time [2021-12-22 16:04:10,499 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3715 Valid, 3594 Invalid, 4060 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2120 Valid, 1940 Invalid, 0 Unknown, 0 Unchecked, 3.9s Time] [2021-12-22 16:04:10,514 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1710 states. [2021-12-22 16:04:10,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1710 to 1710. [2021-12-22 16:04:10,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1710 states, 1119 states have (on average 1.2189454870420018) internal successors, (1364), 1184 states have internal predecessors, (1364), 451 states have call successors, (451), 113 states have call predecessors, (451), 112 states have return successors, (449), 446 states have call predecessors, (449), 449 states have call successors, (449) [2021-12-22 16:04:10,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1710 states to 1710 states and 2264 transitions. [2021-12-22 16:04:10,642 INFO L78 Accepts]: Start accepts. Automaton has 1710 states and 2264 transitions. Word has length 64 [2021-12-22 16:04:10,645 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 16:04:10,645 INFO L470 AbstractCegarLoop]: Abstraction has 1710 states and 2264 transitions. [2021-12-22 16:04:10,645 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.666666666666667) internal successors, (34), 4 states have internal predecessors, (34), 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) [2021-12-22 16:04:10,646 INFO L276 IsEmpty]: Start isEmpty. Operand 1710 states and 2264 transitions. [2021-12-22 16:04:10,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-12-22 16:04:10,653 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 16:04:10,654 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] [2021-12-22 16:04:10,654 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-22 16:04:10,654 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_linux_block_genhd_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-12-22 16:04:10,656 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 16:04:10,657 INFO L85 PathProgramCache]: Analyzing trace with hash 1940190108, now seen corresponding path program 1 times [2021-12-22 16:04:10,657 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 16:04:10,657 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [559928044] [2021-12-22 16:04:10,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 16:04:10,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 16:04:10,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:10,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 16:04:10,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:10,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-22 16:04:10,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:10,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-22 16:04:10,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:10,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-22 16:04:10,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:10,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2021-12-22 16:04:10,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:10,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-12-22 16:04:10,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:10,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 16:04:10,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:10,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-12-22 16:04:10,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:10,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-12-22 16:04:10,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:10,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2021-12-22 16:04:10,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:10,879 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-12-22 16:04:10,879 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 16:04:10,879 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [559928044] [2021-12-22 16:04:10,880 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [559928044] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 16:04:10,880 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 16:04:10,880 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-22 16:04:10,880 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [779823900] [2021-12-22 16:04:10,880 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 16:04:10,881 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-22 16:04:10,882 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 16:04:10,882 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-22 16:04:10,882 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-22 16:04:10,882 INFO L87 Difference]: Start difference. First operand 1710 states and 2264 transitions. Second operand has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 4 states have internal predecessors, (38), 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) [2021-12-22 16:04:14,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 16:04:14,964 INFO L93 Difference]: Finished difference Result 1710 states and 2264 transitions. [2021-12-22 16:04:14,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-22 16:04:14,965 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 4 states have internal predecessors, (38), 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 70 [2021-12-22 16:04:14,966 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 16:04:14,973 INFO L225 Difference]: With dead ends: 1710 [2021-12-22 16:04:14,973 INFO L226 Difference]: Without dead ends: 1708 [2021-12-22 16:04:14,974 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 [2021-12-22 16:04:14,976 INFO L933 BasicCegarLoop]: 1957 mSDtfsCounter, 3543 mSDsluCounter, 1601 mSDsCounter, 0 mSdLazyCounter, 1928 mSolverCounterSat, 2112 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3680 SdHoareTripleChecker+Valid, 3558 SdHoareTripleChecker+Invalid, 4040 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2112 IncrementalHoareTripleChecker+Valid, 1928 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.8s IncrementalHoareTripleChecker+Time [2021-12-22 16:04:14,977 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3680 Valid, 3558 Invalid, 4040 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2112 Valid, 1928 Invalid, 0 Unknown, 0 Unchecked, 3.8s Time] [2021-12-22 16:04:14,981 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1708 states. [2021-12-22 16:04:15,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1708 to 1708. [2021-12-22 16:04:15,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1708 states, 1118 states have (on average 1.2182468694096602) internal successors, (1362), 1182 states have internal predecessors, (1362), 451 states have call successors, (451), 113 states have call predecessors, (451), 112 states have return successors, (449), 446 states have call predecessors, (449), 449 states have call successors, (449) [2021-12-22 16:04:15,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1708 states to 1708 states and 2262 transitions. [2021-12-22 16:04:15,034 INFO L78 Accepts]: Start accepts. Automaton has 1708 states and 2262 transitions. Word has length 70 [2021-12-22 16:04:15,036 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 16:04:15,036 INFO L470 AbstractCegarLoop]: Abstraction has 1708 states and 2262 transitions. [2021-12-22 16:04:15,036 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 4 states have internal predecessors, (38), 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) [2021-12-22 16:04:15,036 INFO L276 IsEmpty]: Start isEmpty. Operand 1708 states and 2262 transitions. [2021-12-22 16:04:15,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-12-22 16:04:15,039 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 16:04:15,040 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] [2021-12-22 16:04:15,040 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-22 16:04:15,040 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_linux_block_queue_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-12-22 16:04:15,040 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 16:04:15,041 INFO L85 PathProgramCache]: Analyzing trace with hash 1012498483, now seen corresponding path program 1 times [2021-12-22 16:04:15,041 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 16:04:15,041 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1401490343] [2021-12-22 16:04:15,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 16:04:15,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 16:04:15,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:15,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 16:04:15,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:15,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-22 16:04:15,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:15,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-22 16:04:15,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:15,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-22 16:04:15,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:15,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2021-12-22 16:04:15,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:15,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-12-22 16:04:15,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:15,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 16:04:15,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:15,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-12-22 16:04:15,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:15,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-12-22 16:04:15,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:15,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2021-12-22 16:04:15,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:15,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-22 16:04:15,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:15,312 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-12-22 16:04:15,312 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 16:04:15,312 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1401490343] [2021-12-22 16:04:15,312 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1401490343] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 16:04:15,313 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 16:04:15,313 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-22 16:04:15,313 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [694510603] [2021-12-22 16:04:15,313 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 16:04:15,313 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-22 16:04:15,314 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 16:04:15,314 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-22 16:04:15,315 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-22 16:04:15,315 INFO L87 Difference]: Start difference. First operand 1708 states and 2262 transitions. Second operand has 6 states, 6 states have (on average 7.0) internal successors, (42), 4 states have internal predecessors, (42), 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) [2021-12-22 16:04:18,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 16:04:18,504 INFO L93 Difference]: Finished difference Result 1708 states and 2262 transitions. [2021-12-22 16:04:18,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-22 16:04:18,505 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 4 states have internal predecessors, (42), 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 76 [2021-12-22 16:04:18,505 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 16:04:18,513 INFO L225 Difference]: With dead ends: 1708 [2021-12-22 16:04:18,513 INFO L226 Difference]: Without dead ends: 1706 [2021-12-22 16:04:18,514 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 [2021-12-22 16:04:18,516 INFO L933 BasicCegarLoop]: 1955 mSDtfsCounter, 3537 mSDsluCounter, 1601 mSDsCounter, 0 mSdLazyCounter, 1926 mSolverCounterSat, 2112 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3673 SdHoareTripleChecker+Valid, 3556 SdHoareTripleChecker+Invalid, 4038 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2112 IncrementalHoareTripleChecker+Valid, 1926 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2021-12-22 16:04:18,517 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3673 Valid, 3556 Invalid, 4038 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2112 Valid, 1926 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2021-12-22 16:04:18,519 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1706 states. [2021-12-22 16:04:18,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1706 to 1706. [2021-12-22 16:04:18,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1706 states, 1117 states have (on average 1.2175470008952551) internal successors, (1360), 1180 states have internal predecessors, (1360), 451 states have call successors, (451), 113 states have call predecessors, (451), 112 states have return successors, (449), 446 states have call predecessors, (449), 449 states have call successors, (449) [2021-12-22 16:04:18,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1706 states to 1706 states and 2260 transitions. [2021-12-22 16:04:18,567 INFO L78 Accepts]: Start accepts. Automaton has 1706 states and 2260 transitions. Word has length 76 [2021-12-22 16:04:18,567 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 16:04:18,567 INFO L470 AbstractCegarLoop]: Abstraction has 1706 states and 2260 transitions. [2021-12-22 16:04:18,567 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 4 states have internal predecessors, (42), 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) [2021-12-22 16:04:18,568 INFO L276 IsEmpty]: Start isEmpty. Operand 1706 states and 2260 transitions. [2021-12-22 16:04:18,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-12-22 16:04:18,569 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 16:04:18,569 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] [2021-12-22 16:04:18,570 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-22 16:04:18,570 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_linux_block_request_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-12-22 16:04:18,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 16:04:18,570 INFO L85 PathProgramCache]: Analyzing trace with hash 1445168333, now seen corresponding path program 1 times [2021-12-22 16:04:18,570 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 16:04:18,571 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [682250954] [2021-12-22 16:04:18,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 16:04:18,571 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 16:04:18,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:18,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 16:04:18,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:18,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-22 16:04:18,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:18,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-22 16:04:18,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:18,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-22 16:04:18,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:18,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2021-12-22 16:04:18,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:18,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-12-22 16:04:18,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:18,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 16:04:18,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:18,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-12-22 16:04:18,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:18,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-12-22 16:04:18,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:18,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2021-12-22 16:04:18,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:18,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-22 16:04:18,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:18,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2021-12-22 16:04:18,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:18,816 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-12-22 16:04:18,816 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 16:04:18,817 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [682250954] [2021-12-22 16:04:18,817 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [682250954] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 16:04:18,817 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 16:04:18,817 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-22 16:04:18,817 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1838735666] [2021-12-22 16:04:18,817 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 16:04:18,818 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-22 16:04:18,818 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 16:04:18,818 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-22 16:04:18,818 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-22 16:04:18,819 INFO L87 Difference]: Start difference. First operand 1706 states and 2260 transitions. Second operand has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 4 states have internal predecessors, (46), 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) [2021-12-22 16:04:22,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 16:04:22,158 INFO L93 Difference]: Finished difference Result 1706 states and 2260 transitions. [2021-12-22 16:04:22,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-22 16:04:22,159 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 4 states have internal predecessors, (46), 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 82 [2021-12-22 16:04:22,159 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 16:04:22,165 INFO L225 Difference]: With dead ends: 1706 [2021-12-22 16:04:22,165 INFO L226 Difference]: Without dead ends: 1704 [2021-12-22 16:04:22,166 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2021-12-22 16:04:22,167 INFO L933 BasicCegarLoop]: 1953 mSDtfsCounter, 3531 mSDsluCounter, 1601 mSDsCounter, 0 mSdLazyCounter, 1924 mSolverCounterSat, 2112 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3666 SdHoareTripleChecker+Valid, 3554 SdHoareTripleChecker+Invalid, 4036 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2112 IncrementalHoareTripleChecker+Valid, 1924 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2021-12-22 16:04:22,167 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3666 Valid, 3554 Invalid, 4036 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2112 Valid, 1924 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2021-12-22 16:04:22,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1704 states. [2021-12-22 16:04:22,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1704 to 1704. [2021-12-22 16:04:22,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1704 states, 1116 states have (on average 1.2168458781362008) internal successors, (1358), 1178 states have internal predecessors, (1358), 451 states have call successors, (451), 113 states have call predecessors, (451), 112 states have return successors, (449), 446 states have call predecessors, (449), 449 states have call successors, (449) [2021-12-22 16:04:22,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1704 states to 1704 states and 2258 transitions. [2021-12-22 16:04:22,210 INFO L78 Accepts]: Start accepts. Automaton has 1704 states and 2258 transitions. Word has length 82 [2021-12-22 16:04:22,211 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 16:04:22,211 INFO L470 AbstractCegarLoop]: Abstraction has 1704 states and 2258 transitions. [2021-12-22 16:04:22,211 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 4 states have internal predecessors, (46), 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) [2021-12-22 16:04:22,211 INFO L276 IsEmpty]: Start isEmpty. Operand 1704 states and 2258 transitions. [2021-12-22 16:04:22,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-12-22 16:04:22,212 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 16:04:22,212 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] [2021-12-22 16:04:22,212 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-22 16:04:22,212 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_linux_drivers_base_class_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-12-22 16:04:22,212 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 16:04:22,213 INFO L85 PathProgramCache]: Analyzing trace with hash -864010143, now seen corresponding path program 1 times [2021-12-22 16:04:22,213 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 16:04:22,213 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1516606847] [2021-12-22 16:04:22,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 16:04:22,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 16:04:22,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:22,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 16:04:22,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:22,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-22 16:04:22,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:22,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-22 16:04:22,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:22,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-22 16:04:22,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:22,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2021-12-22 16:04:22,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:22,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-12-22 16:04:22,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:22,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 16:04:22,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:22,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-12-22 16:04:22,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:22,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-12-22 16:04:22,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:22,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2021-12-22 16:04:22,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:22,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-22 16:04:22,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:22,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2021-12-22 16:04:22,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:22,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-12-22 16:04:22,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:22,424 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-12-22 16:04:22,424 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 16:04:22,424 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1516606847] [2021-12-22 16:04:22,424 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1516606847] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 16:04:22,424 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 16:04:22,424 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-22 16:04:22,425 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1433435671] [2021-12-22 16:04:22,425 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 16:04:22,425 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-22 16:04:22,425 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 16:04:22,426 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-22 16:04:22,426 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-22 16:04:22,426 INFO L87 Difference]: Start difference. First operand 1704 states and 2258 transitions. Second operand has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 4 states have internal predecessors, (50), 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) [2021-12-22 16:04:25,369 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 16:04:25,369 INFO L93 Difference]: Finished difference Result 1704 states and 2258 transitions. [2021-12-22 16:04:25,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-22 16:04:25,369 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 4 states have internal predecessors, (50), 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 88 [2021-12-22 16:04:25,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 16:04:25,377 INFO L225 Difference]: With dead ends: 1704 [2021-12-22 16:04:25,378 INFO L226 Difference]: Without dead ends: 1702 [2021-12-22 16:04:25,378 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 [2021-12-22 16:04:25,379 INFO L933 BasicCegarLoop]: 1951 mSDtfsCounter, 3525 mSDsluCounter, 1601 mSDsCounter, 0 mSdLazyCounter, 1922 mSolverCounterSat, 2112 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3659 SdHoareTripleChecker+Valid, 3552 SdHoareTripleChecker+Invalid, 4034 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2112 IncrementalHoareTripleChecker+Valid, 1922 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2021-12-22 16:04:25,379 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3659 Valid, 3552 Invalid, 4034 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2112 Valid, 1922 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2021-12-22 16:04:25,383 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1702 states. [2021-12-22 16:04:25,433 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1702 to 1702. [2021-12-22 16:04:25,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1702 states, 1115 states have (on average 1.2161434977578476) internal successors, (1356), 1176 states have internal predecessors, (1356), 451 states have call successors, (451), 113 states have call predecessors, (451), 112 states have return successors, (449), 446 states have call predecessors, (449), 449 states have call successors, (449) [2021-12-22 16:04:25,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1702 states to 1702 states and 2256 transitions. [2021-12-22 16:04:25,445 INFO L78 Accepts]: Start accepts. Automaton has 1702 states and 2256 transitions. Word has length 88 [2021-12-22 16:04:25,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 16:04:25,445 INFO L470 AbstractCegarLoop]: Abstraction has 1702 states and 2256 transitions. [2021-12-22 16:04:25,446 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 4 states have internal predecessors, (50), 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) [2021-12-22 16:04:25,446 INFO L276 IsEmpty]: Start isEmpty. Operand 1702 states and 2256 transitions. [2021-12-22 16:04:25,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-12-22 16:04:25,450 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 16:04:25,450 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 16:04:25,450 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-12-22 16:04:25,450 INFO L402 AbstractCegarLoop]: === Iteration 6 === 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 27 more)] === [2021-12-22 16:04:25,451 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 16:04:25,451 INFO L85 PathProgramCache]: Analyzing trace with hash -2131206643, now seen corresponding path program 1 times [2021-12-22 16:04:25,451 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 16:04:25,451 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1996760974] [2021-12-22 16:04:25,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 16:04:25,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 16:04:25,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:25,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 16:04:25,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:25,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-22 16:04:25,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:25,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-22 16:04:25,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:25,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-12-22 16:04:25,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:25,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 16:04:25,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:25,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 16:04:25,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:25,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-22 16:04:25,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:25,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-22 16:04:25,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:25,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 16:04:25,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:25,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 16:04:25,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:25,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-22 16:04:25,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:25,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2021-12-22 16:04:25,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:25,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 16:04:25,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:25,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 16:04:25,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:25,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-22 16:04:25,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:25,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2021-12-22 16:04:25,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:25,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-12-22 16:04:25,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:25,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2021-12-22 16:04:25,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:25,669 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2021-12-22 16:04:25,669 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 16:04:25,670 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1996760974] [2021-12-22 16:04:25,670 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1996760974] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 16:04:25,670 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 16:04:25,670 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-22 16:04:25,670 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2105387436] [2021-12-22 16:04:25,670 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 16:04:25,671 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-22 16:04:25,671 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 16:04:25,671 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-22 16:04:25,671 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-22 16:04:25,672 INFO L87 Difference]: Start difference. First operand 1702 states and 2256 transitions. Second operand has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 3 states have internal predecessors, (40), 2 states have call successors, (12), 4 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2021-12-22 16:04:30,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 16:04:30,718 INFO L93 Difference]: Finished difference Result 4649 states and 6208 transitions. [2021-12-22 16:04:30,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-22 16:04:30,719 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 3 states have internal predecessors, (40), 2 states have call successors, (12), 4 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 111 [2021-12-22 16:04:30,719 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 16:04:30,732 INFO L225 Difference]: With dead ends: 4649 [2021-12-22 16:04:30,732 INFO L226 Difference]: Without dead ends: 2968 [2021-12-22 16:04:30,739 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2021-12-22 16:04:30,741 INFO L933 BasicCegarLoop]: 2529 mSDtfsCounter, 5497 mSDsluCounter, 1500 mSDsCounter, 0 mSdLazyCounter, 3604 mSolverCounterSat, 4039 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5645 SdHoareTripleChecker+Valid, 4029 SdHoareTripleChecker+Invalid, 7643 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4039 IncrementalHoareTripleChecker+Valid, 3604 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2021-12-22 16:04:30,741 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5645 Valid, 4029 Invalid, 7643 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4039 Valid, 3604 Invalid, 0 Unknown, 0 Unchecked, 4.8s Time] [2021-12-22 16:04:30,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2968 states. [2021-12-22 16:04:30,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2968 to 2815. [2021-12-22 16:04:30,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2815 states, 1858 states have (on average 1.2217438105489773) internal successors, (2270), 1946 states have internal predecessors, (2270), 744 states have call successors, (744), 190 states have call predecessors, (744), 189 states have return successors, (742), 737 states have call predecessors, (742), 742 states have call successors, (742) [2021-12-22 16:04:30,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2815 states to 2815 states and 3756 transitions. [2021-12-22 16:04:30,858 INFO L78 Accepts]: Start accepts. Automaton has 2815 states and 3756 transitions. Word has length 111 [2021-12-22 16:04:30,858 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 16:04:30,859 INFO L470 AbstractCegarLoop]: Abstraction has 2815 states and 3756 transitions. [2021-12-22 16:04:30,859 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 3 states have internal predecessors, (40), 2 states have call successors, (12), 4 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2021-12-22 16:04:30,859 INFO L276 IsEmpty]: Start isEmpty. Operand 2815 states and 3756 transitions. [2021-12-22 16:04:30,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-12-22 16:04:30,860 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 16:04:30,860 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] [2021-12-22 16:04:30,860 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-12-22 16:04:30,860 INFO L402 AbstractCegarLoop]: === Iteration 7 === 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 27 more)] === [2021-12-22 16:04:30,861 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 16:04:30,861 INFO L85 PathProgramCache]: Analyzing trace with hash -1112086907, now seen corresponding path program 1 times [2021-12-22 16:04:30,861 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 16:04:30,861 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1892638878] [2021-12-22 16:04:30,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 16:04:30,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 16:04:30,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:30,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 16:04:30,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:30,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-22 16:04:30,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:30,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-22 16:04:30,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:30,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-22 16:04:30,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:30,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2021-12-22 16:04:30,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:30,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-12-22 16:04:30,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:30,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 16:04:30,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:31,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-12-22 16:04:31,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:31,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-12-22 16:04:31,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:31,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2021-12-22 16:04:31,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:31,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-22 16:04:31,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:31,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2021-12-22 16:04:31,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:31,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-12-22 16:04:31,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:31,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2021-12-22 16:04:31,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:31,048 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-12-22 16:04:31,049 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 16:04:31,049 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1892638878] [2021-12-22 16:04:31,049 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1892638878] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 16:04:31,049 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 16:04:31,049 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-22 16:04:31,049 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1016017976] [2021-12-22 16:04:31,049 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 16:04:31,050 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-22 16:04:31,050 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 16:04:31,050 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-22 16:04:31,050 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-22 16:04:31,051 INFO L87 Difference]: Start difference. First operand 2815 states and 3756 transitions. Second operand has 6 states, 6 states have (on average 9.0) internal successors, (54), 4 states have internal predecessors, (54), 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) [2021-12-22 16:04:34,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 16:04:34,892 INFO L93 Difference]: Finished difference Result 2815 states and 3756 transitions. [2021-12-22 16:04:34,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-22 16:04:34,893 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 4 states have internal predecessors, (54), 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 94 [2021-12-22 16:04:34,893 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 16:04:34,903 INFO L225 Difference]: With dead ends: 2815 [2021-12-22 16:04:34,903 INFO L226 Difference]: Without dead ends: 2813 [2021-12-22 16:04:34,904 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2021-12-22 16:04:34,904 INFO L933 BasicCegarLoop]: 1949 mSDtfsCounter, 3519 mSDsluCounter, 1601 mSDsCounter, 0 mSdLazyCounter, 1920 mSolverCounterSat, 2112 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3652 SdHoareTripleChecker+Valid, 3550 SdHoareTripleChecker+Invalid, 4032 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2112 IncrementalHoareTripleChecker+Valid, 1920 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2021-12-22 16:04:34,905 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3652 Valid, 3550 Invalid, 4032 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2112 Valid, 1920 Invalid, 0 Unknown, 0 Unchecked, 3.7s Time] [2021-12-22 16:04:34,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2813 states. [2021-12-22 16:04:34,994 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2813 to 2813. [2021-12-22 16:04:34,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2813 states, 1857 states have (on average 1.2213247172859452) internal successors, (2268), 1944 states have internal predecessors, (2268), 744 states have call successors, (744), 190 states have call predecessors, (744), 189 states have return successors, (742), 737 states have call predecessors, (742), 742 states have call successors, (742) [2021-12-22 16:04:35,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2813 states to 2813 states and 3754 transitions. [2021-12-22 16:04:35,010 INFO L78 Accepts]: Start accepts. Automaton has 2813 states and 3754 transitions. Word has length 94 [2021-12-22 16:04:35,011 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 16:04:35,011 INFO L470 AbstractCegarLoop]: Abstraction has 2813 states and 3754 transitions. [2021-12-22 16:04:35,011 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 4 states have internal predecessors, (54), 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) [2021-12-22 16:04:35,011 INFO L276 IsEmpty]: Start isEmpty. Operand 2813 states and 3754 transitions. [2021-12-22 16:04:35,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-12-22 16:04:35,012 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 16:04:35,013 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-12-22 16:04:35,013 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-12-22 16:04:35,013 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-12-22 16:04:35,013 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 16:04:35,014 INFO L85 PathProgramCache]: Analyzing trace with hash -1125098532, now seen corresponding path program 1 times [2021-12-22 16:04:35,014 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 16:04:35,014 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1978971147] [2021-12-22 16:04:35,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 16:04:35,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 16:04:35,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:35,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 16:04:35,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:35,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-22 16:04:35,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:35,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-22 16:04:35,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:35,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-12-22 16:04:35,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:35,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 16:04:35,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:35,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 16:04:35,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:35,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-22 16:04:35,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:35,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-22 16:04:35,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:35,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 16:04:35,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:35,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 16:04:35,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:35,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-22 16:04:35,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:35,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2021-12-22 16:04:35,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:35,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 16:04:35,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:35,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 16:04:35,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:35,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-22 16:04:35,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:35,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2021-12-22 16:04:35,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:35,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-12-22 16:04:35,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:35,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2021-12-22 16:04:35,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:35,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-12-22 16:04:35,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:35,237 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2021-12-22 16:04:35,238 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 16:04:35,238 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1978971147] [2021-12-22 16:04:35,238 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1978971147] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-22 16:04:35,238 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [21519121] [2021-12-22 16:04:35,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 16:04:35,238 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-22 16:04:35,239 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 16:04:35,240 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-22 16:04:35,250 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-12-22 16:04:35,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:35,863 INFO L263 TraceCheckSpWp]: Trace formula consists of 1917 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-22 16:04:35,874 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-22 16:04:36,051 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2021-12-22 16:04:36,051 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-22 16:04:36,051 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [21519121] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 16:04:36,051 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-22 16:04:36,052 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [9] total 10 [2021-12-22 16:04:36,052 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1891583952] [2021-12-22 16:04:36,052 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 16:04:36,052 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-22 16:04:36,052 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 16:04:36,053 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-22 16:04:36,053 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2021-12-22 16:04:36,053 INFO L87 Difference]: Start difference. First operand 2813 states and 3754 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-12-22 16:04:36,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 16:04:36,249 INFO L93 Difference]: Finished difference Result 5601 states and 7473 transitions. [2021-12-22 16:04:36,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-22 16:04:36,250 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 117 [2021-12-22 16:04:36,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 16:04:36,263 INFO L225 Difference]: With dead ends: 5601 [2021-12-22 16:04:36,263 INFO L226 Difference]: Without dead ends: 2809 [2021-12-22 16:04:36,274 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2021-12-22 16:04:36,275 INFO L933 BasicCegarLoop]: 2248 mSDtfsCounter, 2231 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2231 SdHoareTripleChecker+Valid, 2248 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-22 16:04:36,276 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2231 Valid, 2248 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-22 16:04:36,279 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2809 states. [2021-12-22 16:04:36,379 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2809 to 2809. [2021-12-22 16:04:36,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2809 states, 1854 states have (on average 1.220604099244876) internal successors, (2263), 1940 states have internal predecessors, (2263), 744 states have call successors, (744), 190 states have call predecessors, (744), 189 states have return successors, (742), 737 states have call predecessors, (742), 742 states have call successors, (742) [2021-12-22 16:04:36,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2809 states to 2809 states and 3749 transitions. [2021-12-22 16:04:36,404 INFO L78 Accepts]: Start accepts. Automaton has 2809 states and 3749 transitions. Word has length 117 [2021-12-22 16:04:36,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 16:04:36,405 INFO L470 AbstractCegarLoop]: Abstraction has 2809 states and 3749 transitions. [2021-12-22 16:04:36,405 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-12-22 16:04:36,405 INFO L276 IsEmpty]: Start isEmpty. Operand 2809 states and 3749 transitions. [2021-12-22 16:04:36,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-12-22 16:04:36,406 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 16:04:36,407 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] [2021-12-22 16:04:36,430 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-12-22 16:04:36,628 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-22 16:04:36,628 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 27 more)] === [2021-12-22 16:04:36,629 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 16:04:36,629 INFO L85 PathProgramCache]: Analyzing trace with hash 1410938663, now seen corresponding path program 1 times [2021-12-22 16:04:36,629 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 16:04:36,629 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [569351168] [2021-12-22 16:04:36,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 16:04:36,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 16:04:36,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:36,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 16:04:36,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:36,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-22 16:04:36,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:36,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-22 16:04:36,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:36,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-22 16:04:36,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:36,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2021-12-22 16:04:36,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:36,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-12-22 16:04:36,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:36,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 16:04:36,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:36,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-12-22 16:04:36,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:36,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-12-22 16:04:36,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:36,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2021-12-22 16:04:36,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:36,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-22 16:04:36,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:36,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2021-12-22 16:04:36,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:36,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-12-22 16:04:36,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:36,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2021-12-22 16:04:36,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:36,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2021-12-22 16:04:36,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:36,832 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-12-22 16:04:36,832 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 16:04:36,832 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [569351168] [2021-12-22 16:04:36,832 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [569351168] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 16:04:36,833 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 16:04:36,833 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-22 16:04:36,833 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1016789626] [2021-12-22 16:04:36,833 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 16:04:36,833 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-22 16:04:36,833 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 16:04:36,834 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-22 16:04:36,834 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-22 16:04:36,834 INFO L87 Difference]: Start difference. First operand 2809 states and 3749 transitions. Second operand has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 4 states have internal predecessors, (58), 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) [2021-12-22 16:04:40,107 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 16:04:40,107 INFO L93 Difference]: Finished difference Result 2809 states and 3749 transitions. [2021-12-22 16:04:40,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-22 16:04:40,108 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 4 states have internal predecessors, (58), 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 100 [2021-12-22 16:04:40,108 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 16:04:40,119 INFO L225 Difference]: With dead ends: 2809 [2021-12-22 16:04:40,119 INFO L226 Difference]: Without dead ends: 2807 [2021-12-22 16:04:40,120 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 [2021-12-22 16:04:40,120 INFO L933 BasicCegarLoop]: 1942 mSDtfsCounter, 3508 mSDsluCounter, 1587 mSDsCounter, 0 mSdLazyCounter, 1917 mSolverCounterSat, 2112 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3640 SdHoareTripleChecker+Valid, 3529 SdHoareTripleChecker+Invalid, 4029 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2112 IncrementalHoareTripleChecker+Valid, 1917 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2021-12-22 16:04:40,120 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3640 Valid, 3529 Invalid, 4029 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2112 Valid, 1917 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2021-12-22 16:04:40,126 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2807 states. [2021-12-22 16:04:40,222 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2807 to 2807. [2021-12-22 16:04:40,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2807 states, 1853 states have (on average 1.2201834862385321) internal successors, (2261), 1938 states have internal predecessors, (2261), 744 states have call successors, (744), 190 states have call predecessors, (744), 189 states have return successors, (742), 737 states have call predecessors, (742), 742 states have call successors, (742) [2021-12-22 16:04:40,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2807 states to 2807 states and 3747 transitions. [2021-12-22 16:04:40,234 INFO L78 Accepts]: Start accepts. Automaton has 2807 states and 3747 transitions. Word has length 100 [2021-12-22 16:04:40,234 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 16:04:40,235 INFO L470 AbstractCegarLoop]: Abstraction has 2807 states and 3747 transitions. [2021-12-22 16:04:40,235 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 4 states have internal predecessors, (58), 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) [2021-12-22 16:04:40,235 INFO L276 IsEmpty]: Start isEmpty. Operand 2807 states and 3747 transitions. [2021-12-22 16:04:40,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-12-22 16:04:40,240 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 16:04:40,240 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] [2021-12-22 16:04:40,240 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-12-22 16:04:40,240 INFO L402 AbstractCegarLoop]: === Iteration 10 === 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 27 more)] === [2021-12-22 16:04:40,240 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 16:04:40,241 INFO L85 PathProgramCache]: Analyzing trace with hash -887060632, now seen corresponding path program 1 times [2021-12-22 16:04:40,241 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 16:04:40,241 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [674627575] [2021-12-22 16:04:40,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 16:04:40,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 16:04:40,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:40,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 16:04:40,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:40,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-22 16:04:40,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:40,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-22 16:04:40,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:40,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-22 16:04:40,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:40,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2021-12-22 16:04:40,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:40,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-12-22 16:04:40,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:40,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 16:04:40,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:40,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-12-22 16:04:40,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:40,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-12-22 16:04:40,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:40,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2021-12-22 16:04:40,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:40,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-22 16:04:40,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:40,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2021-12-22 16:04:40,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:40,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-12-22 16:04:40,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:40,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2021-12-22 16:04:40,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:40,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2021-12-22 16:04:40,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:40,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2021-12-22 16:04:40,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:40,430 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-12-22 16:04:40,430 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 16:04:40,430 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [674627575] [2021-12-22 16:04:40,430 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [674627575] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 16:04:40,430 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 16:04:40,430 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-22 16:04:40,430 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [227003239] [2021-12-22 16:04:40,431 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 16:04:40,431 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-22 16:04:40,431 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 16:04:40,431 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-22 16:04:40,431 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-22 16:04:40,432 INFO L87 Difference]: Start difference. First operand 2807 states and 3747 transitions. Second operand has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 4 states have internal predecessors, (62), 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) [2021-12-22 16:04:43,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 16:04:43,388 INFO L93 Difference]: Finished difference Result 2807 states and 3747 transitions. [2021-12-22 16:04:43,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-22 16:04:43,395 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 4 states have internal predecessors, (62), 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 106 [2021-12-22 16:04:43,396 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 16:04:43,407 INFO L225 Difference]: With dead ends: 2807 [2021-12-22 16:04:43,407 INFO L226 Difference]: Without dead ends: 2805 [2021-12-22 16:04:43,408 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 [2021-12-22 16:04:43,410 INFO L933 BasicCegarLoop]: 1940 mSDtfsCounter, 3506 mSDsluCounter, 1587 mSDsCounter, 0 mSdLazyCounter, 1911 mSolverCounterSat, 2112 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3637 SdHoareTripleChecker+Valid, 3527 SdHoareTripleChecker+Invalid, 4023 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2112 IncrementalHoareTripleChecker+Valid, 1911 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2021-12-22 16:04:43,411 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3637 Valid, 3527 Invalid, 4023 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2112 Valid, 1911 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2021-12-22 16:04:43,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2805 states. [2021-12-22 16:04:43,527 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2805 to 2805. [2021-12-22 16:04:43,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2805 states, 1852 states have (on average 1.2197624190064795) internal successors, (2259), 1936 states have internal predecessors, (2259), 744 states have call successors, (744), 190 states have call predecessors, (744), 189 states have return successors, (742), 737 states have call predecessors, (742), 742 states have call successors, (742) [2021-12-22 16:04:43,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2805 states to 2805 states and 3745 transitions. [2021-12-22 16:04:43,540 INFO L78 Accepts]: Start accepts. Automaton has 2805 states and 3745 transitions. Word has length 106 [2021-12-22 16:04:43,540 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 16:04:43,540 INFO L470 AbstractCegarLoop]: Abstraction has 2805 states and 3745 transitions. [2021-12-22 16:04:43,541 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 4 states have internal predecessors, (62), 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) [2021-12-22 16:04:43,541 INFO L276 IsEmpty]: Start isEmpty. Operand 2805 states and 3745 transitions. [2021-12-22 16:04:43,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-12-22 16:04:43,542 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 16:04:43,542 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] [2021-12-22 16:04:43,542 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-12-22 16:04:43,542 INFO L402 AbstractCegarLoop]: === Iteration 11 === 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 27 more)] === [2021-12-22 16:04:43,543 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 16:04:43,543 INFO L85 PathProgramCache]: Analyzing trace with hash -2061582069, now seen corresponding path program 1 times [2021-12-22 16:04:43,543 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 16:04:43,543 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1337809272] [2021-12-22 16:04:43,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 16:04:43,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 16:04:43,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:43,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 16:04:43,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:43,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-22 16:04:43,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:43,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-22 16:04:43,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:43,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-22 16:04:43,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:43,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2021-12-22 16:04:43,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:43,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-12-22 16:04:43,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:43,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 16:04:43,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:43,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-12-22 16:04:43,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:43,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-12-22 16:04:43,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:43,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2021-12-22 16:04:43,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:43,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-22 16:04:43,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:43,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2021-12-22 16:04:43,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:43,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-12-22 16:04:43,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:43,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2021-12-22 16:04:43,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:43,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2021-12-22 16:04:43,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:43,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2021-12-22 16:04:43,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:43,721 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-12-22 16:04:43,721 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 16:04:43,722 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1337809272] [2021-12-22 16:04:43,722 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1337809272] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 16:04:43,722 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 16:04:43,722 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-22 16:04:43,722 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [714916363] [2021-12-22 16:04:43,722 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 16:04:43,722 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-22 16:04:43,723 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 16:04:43,723 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-22 16:04:43,724 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-22 16:04:43,724 INFO L87 Difference]: Start difference. First operand 2805 states and 3745 transitions. Second operand has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (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) [2021-12-22 16:04:46,627 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 16:04:46,628 INFO L93 Difference]: Finished difference Result 2805 states and 3745 transitions. [2021-12-22 16:04:46,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-22 16:04:46,628 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (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 108 [2021-12-22 16:04:46,628 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 16:04:46,638 INFO L225 Difference]: With dead ends: 2805 [2021-12-22 16:04:46,638 INFO L226 Difference]: Without dead ends: 2803 [2021-12-22 16:04:46,639 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 [2021-12-22 16:04:46,640 INFO L933 BasicCegarLoop]: 1938 mSDtfsCounter, 3494 mSDsluCounter, 1587 mSDsCounter, 0 mSdLazyCounter, 1913 mSolverCounterSat, 2112 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3625 SdHoareTripleChecker+Valid, 3525 SdHoareTripleChecker+Invalid, 4025 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2112 IncrementalHoareTripleChecker+Valid, 1913 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2021-12-22 16:04:46,640 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3625 Valid, 3525 Invalid, 4025 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2112 Valid, 1913 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2021-12-22 16:04:46,643 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2803 states. [2021-12-22 16:04:46,735 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2803 to 2803. [2021-12-22 16:04:46,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2803 states, 1851 states have (on average 1.2193408968125337) internal successors, (2257), 1934 states have internal predecessors, (2257), 744 states have call successors, (744), 190 states have call predecessors, (744), 189 states have return successors, (742), 737 states have call predecessors, (742), 742 states have call successors, (742) [2021-12-22 16:04:46,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2803 states to 2803 states and 3743 transitions. [2021-12-22 16:04:46,747 INFO L78 Accepts]: Start accepts. Automaton has 2803 states and 3743 transitions. Word has length 108 [2021-12-22 16:04:46,749 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 16:04:46,749 INFO L470 AbstractCegarLoop]: Abstraction has 2803 states and 3743 transitions. [2021-12-22 16:04:46,749 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (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) [2021-12-22 16:04:46,749 INFO L276 IsEmpty]: Start isEmpty. Operand 2803 states and 3743 transitions. [2021-12-22 16:04:46,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-12-22 16:04:46,750 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 16:04:46,751 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] [2021-12-22 16:04:46,751 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-12-22 16:04:46,751 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_linux_kernel_module_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 27 more)] === [2021-12-22 16:04:46,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 16:04:46,751 INFO L85 PathProgramCache]: Analyzing trace with hash -873942938, now seen corresponding path program 1 times [2021-12-22 16:04:46,751 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 16:04:46,752 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [366999905] [2021-12-22 16:04:46,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 16:04:46,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 16:04:46,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:46,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 16:04:46,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:46,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-22 16:04:46,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:46,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-22 16:04:46,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:46,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-22 16:04:46,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:46,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2021-12-22 16:04:46,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:46,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-12-22 16:04:46,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:46,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 16:04:46,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:46,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-12-22 16:04:46,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:46,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-12-22 16:04:46,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:46,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2021-12-22 16:04:46,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:46,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-22 16:04:46,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:46,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2021-12-22 16:04:46,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:46,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-12-22 16:04:46,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:46,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2021-12-22 16:04:46,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:46,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2021-12-22 16:04:46,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:46,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2021-12-22 16:04:46,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:46,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-22 16:04:46,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:46,943 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-12-22 16:04:46,943 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 16:04:46,944 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [366999905] [2021-12-22 16:04:46,944 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [366999905] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 16:04:46,944 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 16:04:46,944 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-22 16:04:46,944 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1089582902] [2021-12-22 16:04:46,944 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 16:04:46,945 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-22 16:04:46,945 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 16:04:46,945 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-22 16:04:46,945 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-22 16:04:46,945 INFO L87 Difference]: Start difference. First operand 2803 states and 3743 transitions. Second operand has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2021-12-22 16:04:49,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 16:04:49,994 INFO L93 Difference]: Finished difference Result 2803 states and 3743 transitions. [2021-12-22 16:04:49,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-22 16:04:49,995 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 114 [2021-12-22 16:04:49,995 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 16:04:50,009 INFO L225 Difference]: With dead ends: 2803 [2021-12-22 16:04:50,010 INFO L226 Difference]: Without dead ends: 2801 [2021-12-22 16:04:50,011 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2021-12-22 16:04:50,012 INFO L933 BasicCegarLoop]: 1936 mSDtfsCounter, 3490 mSDsluCounter, 1587 mSDsCounter, 0 mSdLazyCounter, 1911 mSolverCounterSat, 2112 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3620 SdHoareTripleChecker+Valid, 3523 SdHoareTripleChecker+Invalid, 4023 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2112 IncrementalHoareTripleChecker+Valid, 1911 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2021-12-22 16:04:50,012 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3620 Valid, 3523 Invalid, 4023 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2112 Valid, 1911 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2021-12-22 16:04:50,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2801 states. [2021-12-22 16:04:50,132 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2801 to 2801. [2021-12-22 16:04:50,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2801 states, 1850 states have (on average 1.218918918918919) internal successors, (2255), 1932 states have internal predecessors, (2255), 744 states have call successors, (744), 190 states have call predecessors, (744), 189 states have return successors, (742), 737 states have call predecessors, (742), 742 states have call successors, (742) [2021-12-22 16:04:50,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2801 states to 2801 states and 3741 transitions. [2021-12-22 16:04:50,144 INFO L78 Accepts]: Start accepts. Automaton has 2801 states and 3741 transitions. Word has length 114 [2021-12-22 16:04:50,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 16:04:50,145 INFO L470 AbstractCegarLoop]: Abstraction has 2801 states and 3741 transitions. [2021-12-22 16:04:50,145 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2021-12-22 16:04:50,145 INFO L276 IsEmpty]: Start isEmpty. Operand 2801 states and 3741 transitions. [2021-12-22 16:04:50,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-12-22 16:04:50,146 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 16:04:50,146 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, 1] [2021-12-22 16:04:50,147 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-12-22 16:04:50,147 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_linux_kernel_rcu_update_lock_bh_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 27 more)] === [2021-12-22 16:04:50,147 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 16:04:50,147 INFO L85 PathProgramCache]: Analyzing trace with hash 1163249, now seen corresponding path program 1 times [2021-12-22 16:04:50,147 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 16:04:50,147 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [415112599] [2021-12-22 16:04:50,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 16:04:50,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 16:04:50,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:50,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 16:04:50,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:50,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-22 16:04:50,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:50,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-22 16:04:50,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:50,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-22 16:04:50,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:50,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2021-12-22 16:04:50,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:50,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-12-22 16:04:50,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:50,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 16:04:50,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:50,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-12-22 16:04:50,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:50,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-12-22 16:04:50,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:50,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2021-12-22 16:04:50,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:50,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-22 16:04:50,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:50,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2021-12-22 16:04:50,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:50,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-12-22 16:04:50,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:50,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2021-12-22 16:04:50,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:50,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2021-12-22 16:04:50,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:50,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2021-12-22 16:04:50,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:50,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-22 16:04:50,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:50,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-12-22 16:04:50,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:50,327 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-12-22 16:04:50,328 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 16:04:50,328 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [415112599] [2021-12-22 16:04:50,328 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [415112599] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 16:04:50,328 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 16:04:50,328 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-22 16:04:50,328 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1946321447] [2021-12-22 16:04:50,329 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 16:04:50,329 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-22 16:04:50,329 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 16:04:50,329 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-22 16:04:50,330 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-22 16:04:50,330 INFO L87 Difference]: Start difference. First operand 2801 states and 3741 transitions. Second operand has 6 states, 6 states have (on average 12.0) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (19), 4 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18)