./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--video--fbdev--udlfb.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--video--fbdev--udlfb.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 81dbe8069ce4dfce1c2f5ecd6b7071863ebf3cc1894dcf2fe187946b9d9f58fb --- Real Ultimate output --- This is Ultimate 0.2.2-dev-e19ca92 [2021-12-22 16:06:42,371 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-22 16:06:42,373 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-22 16:06:42,418 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-22 16:06:42,418 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-22 16:06:42,421 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-22 16:06:42,422 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-22 16:06:42,424 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-22 16:06:42,425 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-22 16:06:42,430 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-22 16:06:42,430 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-22 16:06:42,431 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-22 16:06:42,432 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-22 16:06:42,434 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-22 16:06:42,435 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-22 16:06:42,438 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-22 16:06:42,438 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-22 16:06:42,439 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-22 16:06:42,440 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-22 16:06:42,443 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-22 16:06:42,445 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-22 16:06:42,446 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-22 16:06:42,447 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-22 16:06:42,447 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-22 16:06:42,450 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-22 16:06:42,451 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-22 16:06:42,451 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-22 16:06:42,452 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-22 16:06:42,452 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-22 16:06:42,453 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-22 16:06:42,453 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-22 16:06:42,454 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-22 16:06:42,455 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-22 16:06:42,456 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-22 16:06:42,456 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-22 16:06:42,457 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-22 16:06:42,457 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-22 16:06:42,457 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-22 16:06:42,457 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-22 16:06:42,458 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-22 16:06:42,458 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-22 16:06:42,459 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-22 16:06:42,492 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-22 16:06:42,492 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-22 16:06:42,493 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-22 16:06:42,493 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-22 16:06:42,493 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-22 16:06:42,494 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-22 16:06:42,494 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-22 16:06:42,494 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-22 16:06:42,494 INFO L138 SettingsManager]: * Use SBE=true [2021-12-22 16:06:42,494 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-22 16:06:42,495 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-22 16:06:42,495 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-22 16:06:42,495 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-22 16:06:42,496 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-22 16:06:42,496 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-22 16:06:42,496 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-22 16:06:42,496 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-22 16:06:42,496 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-22 16:06:42,496 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-22 16:06:42,496 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-22 16:06:42,497 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-22 16:06:42,497 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 16:06:42,497 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-22 16:06:42,497 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-22 16:06:42,497 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-22 16:06:42,497 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-22 16:06:42,498 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-22 16:06:42,498 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-22 16:06:42,498 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-22 16:06:42,498 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-22 16:06:42,498 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-22 16:06:42,498 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 81dbe8069ce4dfce1c2f5ecd6b7071863ebf3cc1894dcf2fe187946b9d9f58fb [2021-12-22 16:06:42,678 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-22 16:06:42,698 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-22 16:06:42,700 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-22 16:06:42,701 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-22 16:06:42,702 INFO L275 PluginConnector]: CDTParser initialized [2021-12-22 16:06:42,703 INFO L432 ainManager$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--video--fbdev--udlfb.ko.cil.i [2021-12-22 16:06:42,750 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e4bf532ad/fe2c83e12f574b3198e74ee50ea11258/FLAG6b397d5b7 [2021-12-22 16:06:43,360 INFO L306 CDTParser]: Found 1 translation units. [2021-12-22 16:06:43,360 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i [2021-12-22 16:06:43,401 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e4bf532ad/fe2c83e12f574b3198e74ee50ea11258/FLAG6b397d5b7 [2021-12-22 16:06:43,500 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e4bf532ad/fe2c83e12f574b3198e74ee50ea11258 [2021-12-22 16:06:43,503 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-22 16:06:43,505 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-22 16:06:43,506 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-22 16:06:43,506 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-22 16:06:43,508 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-22 16:06:43,509 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 04:06:43" (1/1) ... [2021-12-22 16:06:43,511 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@691dec35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 04:06:43, skipping insertion in model container [2021-12-22 16:06:43,511 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 04:06:43" (1/1) ... [2021-12-22 16:06:43,516 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-22 16:06:43,610 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-22 16:06:45,819 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[375016,375029] [2021-12-22 16:06:45,822 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[375161,375174] [2021-12-22 16:06:45,822 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[375307,375320] [2021-12-22 16:06:45,823 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[375472,375485] [2021-12-22 16:06:45,823 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[375630,375643] [2021-12-22 16:06:45,823 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[375788,375801] [2021-12-22 16:06:45,824 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[375946,375959] [2021-12-22 16:06:45,824 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[376106,376119] [2021-12-22 16:06:45,824 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[376265,376278] [2021-12-22 16:06:45,825 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[376404,376417] [2021-12-22 16:06:45,825 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[376546,376559] [2021-12-22 16:06:45,825 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[376695,376708] [2021-12-22 16:06:45,826 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[376834,376847] [2021-12-22 16:06:45,826 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[376989,377002] [2021-12-22 16:06:45,826 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[377149,377162] [2021-12-22 16:06:45,827 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[377300,377313] [2021-12-22 16:06:45,827 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[377451,377464] [2021-12-22 16:06:45,827 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[377603,377616] [2021-12-22 16:06:45,828 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[377752,377765] [2021-12-22 16:06:45,828 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[377900,377913] [2021-12-22 16:06:45,828 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[378057,378070] [2021-12-22 16:06:45,828 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[378206,378219] [2021-12-22 16:06:45,829 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[378362,378375] [2021-12-22 16:06:45,829 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[378515,378528] [2021-12-22 16:06:45,829 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[378661,378674] [2021-12-22 16:06:45,830 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[378804,378817] [2021-12-22 16:06:45,830 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[378956,378969] [2021-12-22 16:06:45,830 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[379102,379115] [2021-12-22 16:06:45,831 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[379247,379260] [2021-12-22 16:06:45,831 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[379401,379414] [2021-12-22 16:06:45,831 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[379552,379565] [2021-12-22 16:06:45,831 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[379707,379720] [2021-12-22 16:06:45,832 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[379859,379872] [2021-12-22 16:06:45,832 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[380014,380027] [2021-12-22 16:06:45,832 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[380178,380191] [2021-12-22 16:06:45,833 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[380334,380347] [2021-12-22 16:06:45,833 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[380498,380511] [2021-12-22 16:06:45,833 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[380640,380653] [2021-12-22 16:06:45,834 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[380798,380811] [2021-12-22 16:06:45,834 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[380965,380978] [2021-12-22 16:06:45,834 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[381124,381137] [2021-12-22 16:06:45,834 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[381283,381296] [2021-12-22 16:06:45,835 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[381432,381445] [2021-12-22 16:06:45,835 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[381579,381592] [2021-12-22 16:06:45,835 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[381718,381731] [2021-12-22 16:06:45,836 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[381881,381894] [2021-12-22 16:06:45,836 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[382047,382060] [2021-12-22 16:06:45,836 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[382211,382224] [2021-12-22 16:06:45,836 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[382376,382389] [2021-12-22 16:06:45,837 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[382541,382554] [2021-12-22 16:06:45,837 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[382707,382720] [2021-12-22 16:06:45,837 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[382872,382885] [2021-12-22 16:06:45,838 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[383039,383052] [2021-12-22 16:06:45,838 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[383199,383212] [2021-12-22 16:06:45,838 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[383361,383374] [2021-12-22 16:06:45,838 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[383520,383533] [2021-12-22 16:06:45,839 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[383666,383679] [2021-12-22 16:06:45,839 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[383809,383822] [2021-12-22 16:06:45,839 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[383953,383966] [2021-12-22 16:06:45,839 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[384096,384109] [2021-12-22 16:06:45,840 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[384240,384253] [2021-12-22 16:06:45,840 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[384381,384394] [2021-12-22 16:06:45,840 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[384519,384532] [2021-12-22 16:06:45,841 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[384677,384690] [2021-12-22 16:06:45,841 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[384836,384849] [2021-12-22 16:06:45,841 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[384992,385005] [2021-12-22 16:06:45,841 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[385141,385154] [2021-12-22 16:06:45,842 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[385293,385306] [2021-12-22 16:06:45,842 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[385444,385457] [2021-12-22 16:06:45,842 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[385593,385606] [2021-12-22 16:06:45,842 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[385745,385758] [2021-12-22 16:06:45,843 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[385893,385906] [2021-12-22 16:06:45,843 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[386046,386059] [2021-12-22 16:06:45,843 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[386197,386210] [2021-12-22 16:06:45,844 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[386347,386360] [2021-12-22 16:06:45,844 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[386494,386507] [2021-12-22 16:06:45,844 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[386645,386658] [2021-12-22 16:06:45,844 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[386796,386809] [2021-12-22 16:06:45,845 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[386944,386957] [2021-12-22 16:06:45,845 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[387110,387123] [2021-12-22 16:06:45,845 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[387279,387292] [2021-12-22 16:06:45,846 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[387446,387459] [2021-12-22 16:06:45,846 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[387614,387627] [2021-12-22 16:06:45,846 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[387764,387777] [2021-12-22 16:06:45,846 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[387911,387924] [2021-12-22 16:06:45,847 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[388072,388085] [2021-12-22 16:06:45,847 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[388242,388255] [2021-12-22 16:06:45,847 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[388404,388417] [2021-12-22 16:06:45,858 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 16:06:45,896 INFO L203 MainTranslator]: Completed pre-run [2021-12-22 16:06:46,134 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[375016,375029] [2021-12-22 16:06:46,135 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[375161,375174] [2021-12-22 16:06:46,135 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[375307,375320] [2021-12-22 16:06:46,136 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[375472,375485] [2021-12-22 16:06:46,136 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[375630,375643] [2021-12-22 16:06:46,137 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[375788,375801] [2021-12-22 16:06:46,137 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[375946,375959] [2021-12-22 16:06:46,138 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[376106,376119] [2021-12-22 16:06:46,138 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[376265,376278] [2021-12-22 16:06:46,139 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[376404,376417] [2021-12-22 16:06:46,139 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[376546,376559] [2021-12-22 16:06:46,140 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[376695,376708] [2021-12-22 16:06:46,140 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[376834,376847] [2021-12-22 16:06:46,141 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[376989,377002] [2021-12-22 16:06:46,141 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[377149,377162] [2021-12-22 16:06:46,141 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[377300,377313] [2021-12-22 16:06:46,141 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[377451,377464] [2021-12-22 16:06:46,142 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[377603,377616] [2021-12-22 16:06:46,142 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[377752,377765] [2021-12-22 16:06:46,143 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[377900,377913] [2021-12-22 16:06:46,143 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[378057,378070] [2021-12-22 16:06:46,143 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[378206,378219] [2021-12-22 16:06:46,144 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[378362,378375] [2021-12-22 16:06:46,144 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[378515,378528] [2021-12-22 16:06:46,145 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[378661,378674] [2021-12-22 16:06:46,145 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[378804,378817] [2021-12-22 16:06:46,145 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[378956,378969] [2021-12-22 16:06:46,145 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[379102,379115] [2021-12-22 16:06:46,146 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[379247,379260] [2021-12-22 16:06:46,146 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[379401,379414] [2021-12-22 16:06:46,146 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[379552,379565] [2021-12-22 16:06:46,146 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[379707,379720] [2021-12-22 16:06:46,147 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[379859,379872] [2021-12-22 16:06:46,147 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[380014,380027] [2021-12-22 16:06:46,148 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[380178,380191] [2021-12-22 16:06:46,148 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[380334,380347] [2021-12-22 16:06:46,148 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[380498,380511] [2021-12-22 16:06:46,148 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[380640,380653] [2021-12-22 16:06:46,149 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[380798,380811] [2021-12-22 16:06:46,149 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[380965,380978] [2021-12-22 16:06:46,150 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[381124,381137] [2021-12-22 16:06:46,150 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[381283,381296] [2021-12-22 16:06:46,151 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[381432,381445] [2021-12-22 16:06:46,151 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[381579,381592] [2021-12-22 16:06:46,151 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[381718,381731] [2021-12-22 16:06:46,152 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[381881,381894] [2021-12-22 16:06:46,152 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[382047,382060] [2021-12-22 16:06:46,152 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[382211,382224] [2021-12-22 16:06:46,152 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[382376,382389] [2021-12-22 16:06:46,153 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[382541,382554] [2021-12-22 16:06:46,153 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[382707,382720] [2021-12-22 16:06:46,154 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[382872,382885] [2021-12-22 16:06:46,154 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[383039,383052] [2021-12-22 16:06:46,154 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[383199,383212] [2021-12-22 16:06:46,154 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[383361,383374] [2021-12-22 16:06:46,155 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[383520,383533] [2021-12-22 16:06:46,155 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[383666,383679] [2021-12-22 16:06:46,155 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[383809,383822] [2021-12-22 16:06:46,158 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[383953,383966] [2021-12-22 16:06:46,161 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[384096,384109] [2021-12-22 16:06:46,162 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[384240,384253] [2021-12-22 16:06:46,163 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[384381,384394] [2021-12-22 16:06:46,164 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[384519,384532] [2021-12-22 16:06:46,166 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[384677,384690] [2021-12-22 16:06:46,166 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[384836,384849] [2021-12-22 16:06:46,166 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[384992,385005] [2021-12-22 16:06:46,167 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[385141,385154] [2021-12-22 16:06:46,167 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[385293,385306] [2021-12-22 16:06:46,168 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[385444,385457] [2021-12-22 16:06:46,168 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[385593,385606] [2021-12-22 16:06:46,169 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[385745,385758] [2021-12-22 16:06:46,169 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[385893,385906] [2021-12-22 16:06:46,173 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[386046,386059] [2021-12-22 16:06:46,173 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[386197,386210] [2021-12-22 16:06:46,173 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[386347,386360] [2021-12-22 16:06:46,174 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[386494,386507] [2021-12-22 16:06:46,174 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[386645,386658] [2021-12-22 16:06:46,174 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[386796,386809] [2021-12-22 16:06:46,175 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[386944,386957] [2021-12-22 16:06:46,176 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[387110,387123] [2021-12-22 16:06:46,176 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[387279,387292] [2021-12-22 16:06:46,177 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[387446,387459] [2021-12-22 16:06:46,177 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[387614,387627] [2021-12-22 16:06:46,177 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[387764,387777] [2021-12-22 16:06:46,177 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[387911,387924] [2021-12-22 16:06:46,178 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[388072,388085] [2021-12-22 16:06:46,178 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[388242,388255] [2021-12-22 16:06:46,178 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[388404,388417] [2021-12-22 16:06:46,182 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 16:06:46,316 INFO L208 MainTranslator]: Completed translation [2021-12-22 16:06:46,317 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 04:06:46 WrapperNode [2021-12-22 16:06:46,317 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-22 16:06:46,318 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-22 16:06:46,318 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-22 16:06:46,318 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-22 16:06:46,322 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 04:06:46" (1/1) ... [2021-12-22 16:06:46,422 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 04:06:46" (1/1) ... [2021-12-22 16:06:46,603 INFO L137 Inliner]: procedures = 635, calls = 2105, calls flagged for inlining = 297, calls inlined = 221, statements flattened = 4947 [2021-12-22 16:06:46,604 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-22 16:06:46,604 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-22 16:06:46,604 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-22 16:06:46,604 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-22 16:06:46,610 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 04:06:46" (1/1) ... [2021-12-22 16:06:46,610 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 04:06:46" (1/1) ... [2021-12-22 16:06:46,632 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 04:06:46" (1/1) ... [2021-12-22 16:06:46,633 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 04:06:46" (1/1) ... [2021-12-22 16:06:46,718 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 04:06:46" (1/1) ... [2021-12-22 16:06:46,738 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 04:06:46" (1/1) ... [2021-12-22 16:06:46,759 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 04:06:46" (1/1) ... [2021-12-22 16:06:46,786 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-22 16:06:46,787 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-22 16:06:46,787 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-22 16:06:46,787 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-22 16:06:46,788 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 04:06:46" (1/1) ... [2021-12-22 16:06:46,793 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 16:06:46,800 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 16:06:46,810 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 16:06:46,818 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 16:06:46,839 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-12-22 16:06:46,839 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-12-22 16:06:46,840 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_urb_completion [2021-12-22 16:06:46,840 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_urb_completion [2021-12-22 16:06:46,840 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2021-12-22 16:06:46,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2021-12-22 16:06:46,840 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-22 16:06:46,840 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-22 16:06:46,840 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_free_framebuffer_work [2021-12-22 16:06:46,840 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_free_framebuffer_work [2021-12-22 16:06:46,840 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_5_23 [2021-12-22 16:06:46,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_5_23 [2021-12-22 16:06:46,841 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-22 16:06:46,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-22 16:06:46,841 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2021-12-22 16:06:46,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2021-12-22 16:06:46,841 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-12-22 16:06:46,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-12-22 16:06:46,841 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_lock_of_fb_info [2021-12-22 16:06:46,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_lock_of_fb_info [2021-12-22 16:06:46,841 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2021-12-22 16:06:46,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2021-12-22 16:06:46,842 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2021-12-22 16:06:46,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2021-12-22 16:06:46,842 INFO L130 BoogieDeclarations]: Found specification of procedure metrics_reset_store [2021-12-22 16:06:46,842 INFO L138 BoogieDeclarations]: Found implementation of procedure metrics_reset_store [2021-12-22 16:06:46,842 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-12-22 16:06:46,842 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-12-22 16:06:46,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-12-22 16:06:46,842 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_urb_list [2021-12-22 16:06:46,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_urb_list [2021-12-22 16:06:46,842 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-22 16:06:46,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-22 16:06:46,843 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2021-12-22 16:06:46,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2021-12-22 16:06:46,843 INFO L130 BoogieDeclarations]: Found specification of procedure fb_add_videomode [2021-12-22 16:06:46,843 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_add_videomode [2021-12-22 16:06:46,843 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-22 16:06:46,843 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add [2021-12-22 16:06:46,843 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add [2021-12-22 16:06:46,843 INFO L130 BoogieDeclarations]: Found specification of procedure fb_edid_to_monspecs [2021-12-22 16:06:46,843 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_edid_to_monspecs [2021-12-22 16:06:46,844 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-22 16:06:46,844 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-22 16:06:46,844 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_setup_modes [2021-12-22 16:06:46,844 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_setup_modes [2021-12-22 16:06:46,844 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2021-12-22 16:06:46,844 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2021-12-22 16:06:46,844 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-22 16:06:46,844 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-12-22 16:06:46,844 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-12-22 16:06:46,844 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_vidreg_lock [2021-12-22 16:06:46,845 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_vidreg_lock [2021-12-22 16:06:46,845 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-12-22 16:06:46,845 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-12-22 16:06:46,845 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-22 16:06:46,845 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2021-12-22 16:06:46,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2021-12-22 16:06:46,845 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-12-22 16:06:46,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-12-22 16:06:46,846 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2021-12-22 16:06:46,846 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2021-12-22 16:06:46,846 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2021-12-22 16:06:46,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2021-12-22 16:06:46,846 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-22 16:06:46,846 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2021-12-22 16:06:46,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2021-12-22 16:06:46,846 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2021-12-22 16:06:46,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2021-12-22 16:06:46,847 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_free_framebuffer [2021-12-22 16:06:46,847 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_free_framebuffer [2021-12-22 16:06:46,847 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-22 16:06:46,850 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-22 16:06:46,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2021-12-22 16:06:46,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2021-12-22 16:06:46,850 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_var_color_format [2021-12-22 16:06:46,850 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_var_color_format [2021-12-22 16:06:46,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2021-12-22 16:06:46,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2021-12-22 16:06:46,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-12-22 16:06:46,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-12-22 16:06:46,851 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2021-12-22 16:06:46,851 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2021-12-22 16:06:46,851 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-12-22 16:06:46,851 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-12-22 16:06:46,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2021-12-22 16:06:46,852 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2021-12-22 16:06:46,852 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2021-12-22 16:06:46,852 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2021-12-22 16:06:46,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2021-12-22 16:06:46,852 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2021-12-22 16:06:46,852 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-22 16:06:46,852 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_set_register_16 [2021-12-22 16:06:46,852 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_set_register_16 [2021-12-22 16:06:46,852 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-22 16:06:46,853 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-22 16:06:46,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-22 16:06:46,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-22 16:06:46,853 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-22 16:06:46,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-22 16:06:46,853 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2021-12-22 16:06:46,853 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2021-12-22 16:06:46,853 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_set_register [2021-12-22 16:06:46,853 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_set_register [2021-12-22 16:06:46,853 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-22 16:06:46,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-22 16:06:46,854 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2021-12-22 16:06:46,854 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2021-12-22 16:06:46,854 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_alloc_irq_check_alloc_flags [2021-12-22 16:06:46,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_alloc_irq_check_alloc_flags [2021-12-22 16:06:46,854 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_init_framebuffer_work [2021-12-22 16:06:46,854 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_init_framebuffer_work [2021-12-22 16:06:46,854 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2021-12-22 16:06:46,854 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2021-12-22 16:06:46,854 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-22 16:06:46,854 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-22 16:06:46,854 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2021-12-22 16:06:46,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2021-12-22 16:06:46,855 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2021-12-22 16:06:46,855 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2021-12-22 16:06:46,855 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_struct_fb_ops_dummy_resourceless_instance_5 [2021-12-22 16:06:46,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_struct_fb_ops_dummy_resourceless_instance_5 [2021-12-22 16:06:46,855 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2021-12-22 16:06:46,855 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2021-12-22 16:06:46,856 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-22 16:06:46,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-22 16:06:46,856 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2021-12-22 16:06:46,856 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2021-12-22 16:06:46,856 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_submit_urb [2021-12-22 16:06:46,856 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_submit_urb [2021-12-22 16:06:46,856 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-22 16:06:46,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-22 16:06:46,856 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-22 16:06:46,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-22 16:06:46,856 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-12-22 16:06:46,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-12-22 16:06:46,857 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_vidreg_unlock [2021-12-22 16:06:46,857 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_vidreg_unlock [2021-12-22 16:06:46,857 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_check_var [2021-12-22 16:06:46,857 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_check_var [2021-12-22 16:06:46,857 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_is_valid_mode [2021-12-22 16:06:46,857 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_is_valid_mode [2021-12-22 16:06:46,857 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_set_register_lfsr16 [2021-12-22 16:06:46,857 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_set_register_lfsr16 [2021-12-22 16:06:46,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2021-12-22 16:06:46,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2021-12-22 16:06:46,858 INFO L130 BoogieDeclarations]: Found specification of procedure fb_destroy_modelist [2021-12-22 16:06:46,858 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_destroy_modelist [2021-12-22 16:06:46,858 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2021-12-22 16:06:46,858 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2021-12-22 16:06:46,858 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-12-22 16:06:46,858 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-12-22 16:06:46,858 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-22 16:06:46,858 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-22 16:06:46,858 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_release [2021-12-22 16:06:46,858 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_release [2021-12-22 16:06:46,858 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_get_urb [2021-12-22 16:06:46,859 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_get_urb [2021-12-22 16:06:46,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_framebuffer_103 [2021-12-22 16:06:46,859 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_framebuffer_103 [2021-12-22 16:06:46,859 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_set_video_mode [2021-12-22 16:06:46,859 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_set_video_mode [2021-12-22 16:06:46,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2021-12-22 16:06:46,859 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2021-12-22 16:06:46,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_usb_free_urb [2021-12-22 16:06:46,859 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_usb_free_urb [2021-12-22 16:06:46,859 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_blank [2021-12-22 16:06:46,860 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_blank [2021-12-22 16:06:46,860 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2021-12-22 16:06:46,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2021-12-22 16:06:46,860 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-22 16:06:46,860 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-22 16:06:46,860 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-22 16:06:46,860 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2021-12-22 16:06:46,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2021-12-22 16:06:46,860 INFO L130 BoogieDeclarations]: Found specification of procedure get_cycles [2021-12-22 16:06:46,860 INFO L138 BoogieDeclarations]: Found implementation of procedure get_cycles [2021-12-22 16:06:46,860 INFO L130 BoogieDeclarations]: Found specification of procedure up [2021-12-22 16:06:46,861 INFO L138 BoogieDeclarations]: Found implementation of procedure up [2021-12-22 16:06:46,861 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-22 16:06:46,861 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_107 [2021-12-22 16:06:46,861 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_107 [2021-12-22 16:06:46,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-22 16:06:46,861 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-12-22 16:06:46,861 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-12-22 16:06:46,861 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-22 16:06:46,861 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-22 16:06:46,861 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2021-12-22 16:06:46,861 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2021-12-22 16:06:46,862 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2021-12-22 16:06:46,862 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2021-12-22 16:06:46,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-12-22 16:06:46,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-12-22 16:06:46,862 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2021-12-22 16:06:46,862 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2021-12-22 16:06:46,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-22 16:06:46,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-22 16:06:46,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_alloc_usb_lock_check_alloc_flags [2021-12-22 16:06:46,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_alloc_usb_lock_check_alloc_flags [2021-12-22 16:06:46,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2021-12-22 16:06:46,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2021-12-22 16:06:46,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2021-12-22 16:06:46,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2021-12-22 16:06:46,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2021-12-22 16:06:46,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2021-12-22 16:06:46,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2021-12-22 16:06:46,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2021-12-22 16:06:46,863 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2021-12-22 16:06:46,863 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2021-12-22 16:06:46,863 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-12-22 16:06:46,863 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-12-22 16:06:46,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2021-12-22 16:06:46,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2021-12-22 16:06:46,864 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-22 16:06:46,864 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-22 16:06:46,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2021-12-22 16:06:46,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2021-12-22 16:06:46,864 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_handle_damage [2021-12-22 16:06:46,864 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_handle_damage [2021-12-22 16:06:46,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-22 16:06:46,864 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_render_hline [2021-12-22 16:06:46,864 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_render_hline [2021-12-22 16:06:46,865 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_usb_disconnect [2021-12-22 16:06:46,865 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_usb_disconnect [2021-12-22 16:06:46,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2021-12-22 16:06:46,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2021-12-22 16:06:46,865 INFO L130 BoogieDeclarations]: Found specification of procedure edid_show [2021-12-22 16:06:46,865 INFO L138 BoogieDeclarations]: Found implementation of procedure edid_show [2021-12-22 16:06:46,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-22 16:06:46,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-22 16:06:46,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2021-12-22 16:06:46,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2021-12-22 16:06:46,865 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_blanking [2021-12-22 16:06:46,866 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_blanking [2021-12-22 16:06:46,866 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-12-22 16:06:46,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-12-22 16:06:46,866 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2021-12-22 16:06:46,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2021-12-22 16:06:46,866 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2021-12-22 16:06:46,866 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2021-12-22 16:06:46,868 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_13_2 [2021-12-22 16:06:46,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_13_2 [2021-12-22 16:06:46,868 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_framebuffer [2021-12-22 16:06:46,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_framebuffer [2021-12-22 16:06:46,869 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_set_par [2021-12-22 16:06:46,869 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_set_par [2021-12-22 16:06:46,869 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2021-12-22 16:06:46,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-22 16:06:46,869 INFO L130 BoogieDeclarations]: Found specification of procedure edid_store [2021-12-22 16:06:46,869 INFO L138 BoogieDeclarations]: Found implementation of procedure edid_store [2021-12-22 16:06:47,649 INFO L234 CfgBuilder]: Building ICFG [2021-12-22 16:06:47,651 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-22 16:06:47,818 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-22 16:06:55,752 INFO L275 CfgBuilder]: Performing block encoding [2021-12-22 16:06:55,773 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-22 16:06:55,777 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-22 16:06:55,780 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 04:06:55 BoogieIcfgContainer [2021-12-22 16:06:55,780 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-22 16:06:55,781 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-22 16:06:55,781 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-22 16:06:55,783 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-22 16:06:55,783 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 04:06:43" (1/3) ... [2021-12-22 16:06:55,784 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cd73518 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 04:06:55, skipping insertion in model container [2021-12-22 16:06:55,784 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 04:06:46" (2/3) ... [2021-12-22 16:06:55,784 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cd73518 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 04:06:55, skipping insertion in model container [2021-12-22 16:06:55,784 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 04:06:55" (3/3) ... [2021-12-22 16:06:55,785 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i [2021-12-22 16:06:55,788 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-22 16:06:55,788 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 33 error locations. [2021-12-22 16:06:55,826 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-22 16:06:55,829 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 16:06:55,829 INFO L340 AbstractCegarLoop]: Starting to check reachability of 33 error locations. [2021-12-22 16:06:55,863 INFO L276 IsEmpty]: Start isEmpty. Operand has 1732 states, 1156 states have (on average 1.2655709342560553) internal successors, (1463), 1233 states have internal predecessors, (1463), 427 states have call successors, (427), 116 states have call predecessors, (427), 115 states have return successors, (419), 405 states have call predecessors, (419), 419 states have call successors, (419) [2021-12-22 16:06:55,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-12-22 16:06:55,868 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 16:06:55,868 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 16:06:55,869 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_linux_arch_io_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2021-12-22 16:06:55,872 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 16:06:55,872 INFO L85 PathProgramCache]: Analyzing trace with hash -102829175, now seen corresponding path program 1 times [2021-12-22 16:06:55,878 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 16:06:55,878 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1452467376] [2021-12-22 16:06:55,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 16:06:55,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 16:06:56,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:06:56,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 16:06:56,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:06:56,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-22 16:06:56,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:06:56,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-12-22 16:06:56,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:06:56,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-22 16:06:56,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:06:56,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-22 16:06:56,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:06:56,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-12-22 16:06:56,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:06:56,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-12-22 16:06:56,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:06:56,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 16:06:56,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:06:56,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-12-22 16:06:56,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:06:56,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-12-22 16:06:56,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:06:56,443 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-12-22 16:06:56,443 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 16:06:56,444 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1452467376] [2021-12-22 16:06:56,444 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1452467376] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 16:06:56,444 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 16:06:56,452 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-22 16:06:56,454 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1184019789] [2021-12-22 16:06:56,454 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 16:06:56,461 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-22 16:06:56,461 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 16:06:56,479 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-22 16:06:56,480 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-22 16:06:56,484 INFO L87 Difference]: Start difference. First operand has 1732 states, 1156 states have (on average 1.2655709342560553) internal successors, (1463), 1233 states have internal predecessors, (1463), 427 states have call successors, (427), 116 states have call predecessors, (427), 115 states have return successors, (419), 405 states have call predecessors, (419), 419 states have call successors, (419) Second operand has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 4 states have internal predecessors, (37), 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 16:07:01,227 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 16:07:03,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 16:07:03,292 INFO L93 Difference]: Finished difference Result 3414 states and 4675 transitions. [2021-12-22 16:07:03,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-22 16:07:03,295 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 4 states have internal predecessors, (37), 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 71 [2021-12-22 16:07:03,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 16:07:03,310 INFO L225 Difference]: With dead ends: 3414 [2021-12-22 16:07:03,310 INFO L226 Difference]: Without dead ends: 1711 [2021-12-22 16:07:03,321 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 20 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 16:07:03,325 INFO L933 BasicCegarLoop]: 2028 mSDtfsCounter, 3766 mSDsluCounter, 1603 mSDsCounter, 0 mSdLazyCounter, 1930 mSolverCounterSat, 1805 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3938 SdHoareTripleChecker+Valid, 3631 SdHoareTripleChecker+Invalid, 3736 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1805 IncrementalHoareTripleChecker+Valid, 1930 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.5s IncrementalHoareTripleChecker+Time [2021-12-22 16:07:03,326 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3938 Valid, 3631 Invalid, 3736 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1805 Valid, 1930 Invalid, 1 Unknown, 0 Unchecked, 6.5s Time] [2021-12-22 16:07:03,342 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1711 states. [2021-12-22 16:07:03,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1711 to 1711. [2021-12-22 16:07:03,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1711 states, 1146 states have (on average 1.2286212914485166) internal successors, (1408), 1215 states have internal predecessors, (1408), 419 states have call successors, (419), 115 states have call predecessors, (419), 114 states have return successors, (417), 403 states have call predecessors, (417), 417 states have call successors, (417) [2021-12-22 16:07:03,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1711 states to 1711 states and 2244 transitions. [2021-12-22 16:07:03,469 INFO L78 Accepts]: Start accepts. Automaton has 1711 states and 2244 transitions. Word has length 71 [2021-12-22 16:07:03,470 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 16:07:03,470 INFO L470 AbstractCegarLoop]: Abstraction has 1711 states and 2244 transitions. [2021-12-22 16:07:03,471 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 4 states have internal predecessors, (37), 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 16:07:03,471 INFO L276 IsEmpty]: Start isEmpty. Operand 1711 states and 2244 transitions. [2021-12-22 16:07:03,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-12-22 16:07:03,478 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 16:07:03,478 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 16:07:03,479 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-22 16:07:03,479 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_linux_block_genhd_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2021-12-22 16:07:03,479 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 16:07:03,479 INFO L85 PathProgramCache]: Analyzing trace with hash 1907593015, now seen corresponding path program 1 times [2021-12-22 16:07:03,479 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 16:07:03,480 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1210567452] [2021-12-22 16:07:03,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 16:07:03,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 16:07:03,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:03,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 16:07:03,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:03,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-22 16:07:03,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:03,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-12-22 16:07:03,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:03,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-22 16:07:03,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:03,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-22 16:07:03,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:03,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-12-22 16:07:03,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:03,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-12-22 16:07:03,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:03,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 16:07:03,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:03,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-12-22 16:07:03,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:03,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-12-22 16:07:03,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:03,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-12-22 16:07:03,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:03,752 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-12-22 16:07:03,753 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 16:07:03,753 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1210567452] [2021-12-22 16:07:03,753 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1210567452] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 16:07:03,753 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 16:07:03,753 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-22 16:07:03,753 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [240954911] [2021-12-22 16:07:03,753 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 16:07:03,754 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-22 16:07:03,754 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 16:07:03,755 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-22 16:07:03,755 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-22 16:07:03,755 INFO L87 Difference]: Start difference. First operand 1711 states and 2244 transitions. Second operand has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 4 states have internal predecessors, (41), 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 16:07:06,753 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 16:07:09,375 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 16:07:09,376 INFO L93 Difference]: Finished difference Result 1711 states and 2244 transitions. [2021-12-22 16:07:09,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-22 16:07:09,376 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 4 states have internal predecessors, (41), 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 77 [2021-12-22 16:07:09,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 16:07:09,384 INFO L225 Difference]: With dead ends: 1711 [2021-12-22 16:07:09,384 INFO L226 Difference]: Without dead ends: 1709 [2021-12-22 16:07:09,385 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 16:07:09,386 INFO L933 BasicCegarLoop]: 2002 mSDtfsCounter, 3725 mSDsluCounter, 1572 mSDsCounter, 0 mSdLazyCounter, 1918 mSolverCounterSat, 1788 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3894 SdHoareTripleChecker+Valid, 3574 SdHoareTripleChecker+Invalid, 3706 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1788 IncrementalHoareTripleChecker+Valid, 1918 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2021-12-22 16:07:09,388 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3894 Valid, 3574 Invalid, 3706 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1788 Valid, 1918 Invalid, 0 Unknown, 0 Unchecked, 5.4s Time] [2021-12-22 16:07:09,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1709 states. [2021-12-22 16:07:09,431 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1709 to 1709. [2021-12-22 16:07:09,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1709 states, 1145 states have (on average 1.227947598253275) internal successors, (1406), 1213 states have internal predecessors, (1406), 419 states have call successors, (419), 115 states have call predecessors, (419), 114 states have return successors, (417), 403 states have call predecessors, (417), 417 states have call successors, (417) [2021-12-22 16:07:09,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1709 states to 1709 states and 2242 transitions. [2021-12-22 16:07:09,441 INFO L78 Accepts]: Start accepts. Automaton has 1709 states and 2242 transitions. Word has length 77 [2021-12-22 16:07:09,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 16:07:09,443 INFO L470 AbstractCegarLoop]: Abstraction has 1709 states and 2242 transitions. [2021-12-22 16:07:09,443 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 4 states have internal predecessors, (41), 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 16:07:09,443 INFO L276 IsEmpty]: Start isEmpty. Operand 1709 states and 2242 transitions. [2021-12-22 16:07:09,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-12-22 16:07:09,445 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 16:07:09,445 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 16:07:09,445 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-22 16:07:09,446 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_linux_block_queue_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2021-12-22 16:07:09,446 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 16:07:09,447 INFO L85 PathProgramCache]: Analyzing trace with hash 1415725826, now seen corresponding path program 1 times [2021-12-22 16:07:09,447 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 16:07:09,447 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [618639388] [2021-12-22 16:07:09,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 16:07:09,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 16:07:09,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:09,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 16:07:09,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:09,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-22 16:07:09,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:09,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-12-22 16:07:09,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:09,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-22 16:07:09,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:09,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-22 16:07:09,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:09,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-12-22 16:07:09,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:09,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-12-22 16:07:09,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:09,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 16:07:09,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:09,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-12-22 16:07:09,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:09,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-12-22 16:07:09,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:09,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-12-22 16:07:09,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:09,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-12-22 16:07:09,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:09,733 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-12-22 16:07:09,733 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 16:07:09,733 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [618639388] [2021-12-22 16:07:09,733 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [618639388] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 16:07:09,733 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 16:07:09,733 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-22 16:07:09,733 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [870436372] [2021-12-22 16:07:09,734 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 16:07:09,734 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-22 16:07:09,734 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 16:07:09,735 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-22 16:07:09,735 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-22 16:07:09,735 INFO L87 Difference]: Start difference. First operand 1709 states and 2242 transitions. Second operand has 6 states, 6 states have (on average 7.5) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (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 16:07:14,764 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 16:07:14,764 INFO L93 Difference]: Finished difference Result 1709 states and 2242 transitions. [2021-12-22 16:07:14,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-22 16:07:14,765 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (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 83 [2021-12-22 16:07:14,765 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 16:07:14,772 INFO L225 Difference]: With dead ends: 1709 [2021-12-22 16:07:14,772 INFO L226 Difference]: Without dead ends: 1707 [2021-12-22 16:07:14,773 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2021-12-22 16:07:14,773 INFO L933 BasicCegarLoop]: 2000 mSDtfsCounter, 3719 mSDsluCounter, 1572 mSDsCounter, 0 mSdLazyCounter, 1916 mSolverCounterSat, 1788 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3887 SdHoareTripleChecker+Valid, 3572 SdHoareTripleChecker+Invalid, 3704 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1788 IncrementalHoareTripleChecker+Valid, 1916 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2021-12-22 16:07:14,773 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3887 Valid, 3572 Invalid, 3704 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1788 Valid, 1916 Invalid, 0 Unknown, 0 Unchecked, 4.9s Time] [2021-12-22 16:07:14,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1707 states. [2021-12-22 16:07:14,809 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1707 to 1707. [2021-12-22 16:07:14,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1707 states, 1144 states have (on average 1.2272727272727273) internal successors, (1404), 1211 states have internal predecessors, (1404), 419 states have call successors, (419), 115 states have call predecessors, (419), 114 states have return successors, (417), 403 states have call predecessors, (417), 417 states have call successors, (417) [2021-12-22 16:07:14,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1707 states to 1707 states and 2240 transitions. [2021-12-22 16:07:14,818 INFO L78 Accepts]: Start accepts. Automaton has 1707 states and 2240 transitions. Word has length 83 [2021-12-22 16:07:14,819 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 16:07:14,819 INFO L470 AbstractCegarLoop]: Abstraction has 1707 states and 2240 transitions. [2021-12-22 16:07:14,819 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (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 16:07:14,820 INFO L276 IsEmpty]: Start isEmpty. Operand 1707 states and 2240 transitions. [2021-12-22 16:07:14,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-12-22 16:07:14,821 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 16:07:14,821 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 16:07:14,821 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-22 16:07:14,821 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_linux_block_request_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2021-12-22 16:07:14,822 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 16:07:14,822 INFO L85 PathProgramCache]: Analyzing trace with hash 382932028, now seen corresponding path program 1 times [2021-12-22 16:07:14,822 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 16:07:14,822 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1222414902] [2021-12-22 16:07:14,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 16:07:14,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 16:07:14,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:14,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 16:07:14,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:14,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-22 16:07:14,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:14,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-12-22 16:07:14,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:14,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-22 16:07:14,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:14,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-22 16:07:14,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:15,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-12-22 16:07:15,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:15,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-12-22 16:07:15,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:15,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 16:07:15,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:15,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-12-22 16:07:15,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:15,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-12-22 16:07:15,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:15,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-12-22 16:07:15,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:15,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-12-22 16:07:15,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:15,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2021-12-22 16:07:15,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:15,054 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-12-22 16:07:15,054 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 16:07:15,054 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1222414902] [2021-12-22 16:07:15,054 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1222414902] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 16:07:15,054 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 16:07:15,054 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-22 16:07:15,054 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [760936579] [2021-12-22 16:07:15,055 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 16:07:15,055 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-22 16:07:15,056 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 16:07:15,056 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-22 16:07:15,056 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-22 16:07:15,056 INFO L87 Difference]: Start difference. First operand 1707 states and 2240 transitions. Second operand has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (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 16:07:18,927 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 16:07:21,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 16:07:21,099 INFO L93 Difference]: Finished difference Result 1707 states and 2240 transitions. [2021-12-22 16:07:21,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-22 16:07:21,100 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (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 89 [2021-12-22 16:07:21,101 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 16:07:21,108 INFO L225 Difference]: With dead ends: 1707 [2021-12-22 16:07:21,108 INFO L226 Difference]: Without dead ends: 1705 [2021-12-22 16:07:21,109 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 16:07:21,110 INFO L933 BasicCegarLoop]: 1998 mSDtfsCounter, 3713 mSDsluCounter, 1572 mSDsCounter, 0 mSdLazyCounter, 1913 mSolverCounterSat, 1788 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3880 SdHoareTripleChecker+Valid, 3570 SdHoareTripleChecker+Invalid, 3702 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1788 IncrementalHoareTripleChecker+Valid, 1913 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.9s IncrementalHoareTripleChecker+Time [2021-12-22 16:07:21,110 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3880 Valid, 3570 Invalid, 3702 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1788 Valid, 1913 Invalid, 1 Unknown, 0 Unchecked, 5.9s Time] [2021-12-22 16:07:21,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1705 states. [2021-12-22 16:07:21,180 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1705 to 1705. [2021-12-22 16:07:21,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1705 states, 1143 states have (on average 1.226596675415573) internal successors, (1402), 1209 states have internal predecessors, (1402), 419 states have call successors, (419), 115 states have call predecessors, (419), 114 states have return successors, (417), 403 states have call predecessors, (417), 417 states have call successors, (417) [2021-12-22 16:07:21,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1705 states to 1705 states and 2238 transitions. [2021-12-22 16:07:21,190 INFO L78 Accepts]: Start accepts. Automaton has 1705 states and 2238 transitions. Word has length 89 [2021-12-22 16:07:21,191 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 16:07:21,191 INFO L470 AbstractCegarLoop]: Abstraction has 1705 states and 2238 transitions. [2021-12-22 16:07:21,191 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (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 16:07:21,191 INFO L276 IsEmpty]: Start isEmpty. Operand 1705 states and 2238 transitions. [2021-12-22 16:07:21,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-12-22 16:07:21,196 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 16:07:21,196 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 16:07:21,196 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-22 16:07:21,196 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_linux_drivers_base_class_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2021-12-22 16:07:21,197 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 16:07:21,197 INFO L85 PathProgramCache]: Analyzing trace with hash -1498612451, now seen corresponding path program 1 times [2021-12-22 16:07:21,197 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 16:07:21,197 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [516625429] [2021-12-22 16:07:21,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 16:07:21,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 16:07:21,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:21,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 16:07:21,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:21,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-22 16:07:21,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:21,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-12-22 16:07:21,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:21,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-22 16:07:21,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:21,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-22 16:07:21,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:21,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-12-22 16:07:21,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:21,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-12-22 16:07:21,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:21,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 16:07:21,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:21,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-12-22 16:07:21,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:21,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-12-22 16:07:21,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:21,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-12-22 16:07:21,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:21,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-12-22 16:07:21,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:21,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2021-12-22 16:07:21,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:21,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2021-12-22 16:07:21,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:21,436 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-12-22 16:07:21,436 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 16:07:21,437 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [516625429] [2021-12-22 16:07:21,437 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [516625429] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 16:07:21,437 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 16:07:21,437 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-22 16:07:21,437 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2117362265] [2021-12-22 16:07:21,437 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 16:07:21,437 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-22 16:07:21,438 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 16:07:21,438 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-22 16:07:21,438 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-22 16:07:21,438 INFO L87 Difference]: Start difference. First operand 1705 states and 2238 transitions. Second operand has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (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 16:07:25,061 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 16:07:26,978 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 16:07:26,979 INFO L93 Difference]: Finished difference Result 1705 states and 2238 transitions. [2021-12-22 16:07:26,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-22 16:07:26,979 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (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 95 [2021-12-22 16:07:26,980 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 16:07:26,986 INFO L225 Difference]: With dead ends: 1705 [2021-12-22 16:07:26,987 INFO L226 Difference]: Without dead ends: 1703 [2021-12-22 16:07:26,988 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 16:07:26,989 INFO L933 BasicCegarLoop]: 1996 mSDtfsCounter, 3707 mSDsluCounter, 1572 mSDsCounter, 0 mSdLazyCounter, 1911 mSolverCounterSat, 1788 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3873 SdHoareTripleChecker+Valid, 3568 SdHoareTripleChecker+Invalid, 3700 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1788 IncrementalHoareTripleChecker+Valid, 1911 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2021-12-22 16:07:26,989 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3873 Valid, 3568 Invalid, 3700 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1788 Valid, 1911 Invalid, 1 Unknown, 0 Unchecked, 5.4s Time] [2021-12-22 16:07:26,993 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1703 states. [2021-12-22 16:07:27,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1703 to 1703. [2021-12-22 16:07:27,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1703 states, 1142 states have (on average 1.2259194395796849) internal successors, (1400), 1207 states have internal predecessors, (1400), 419 states have call successors, (419), 115 states have call predecessors, (419), 114 states have return successors, (417), 403 states have call predecessors, (417), 417 states have call successors, (417) [2021-12-22 16:07:27,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1703 states to 1703 states and 2236 transitions. [2021-12-22 16:07:27,049 INFO L78 Accepts]: Start accepts. Automaton has 1703 states and 2236 transitions. Word has length 95 [2021-12-22 16:07:27,050 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 16:07:27,050 INFO L470 AbstractCegarLoop]: Abstraction has 1703 states and 2236 transitions. [2021-12-22 16:07:27,050 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (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 16:07:27,051 INFO L276 IsEmpty]: Start isEmpty. Operand 1703 states and 2236 transitions. [2021-12-22 16:07:27,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-12-22 16:07:27,052 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 16:07:27,052 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 16:07:27,052 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-12-22 16:07:27,052 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_linux_fs_char_dev_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2021-12-22 16:07:27,052 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 16:07:27,052 INFO L85 PathProgramCache]: Analyzing trace with hash -650245583, now seen corresponding path program 1 times [2021-12-22 16:07:27,053 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 16:07:27,053 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [67551406] [2021-12-22 16:07:27,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 16:07:27,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 16:07:27,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:27,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 16:07:27,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:27,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-22 16:07:27,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:27,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-12-22 16:07:27,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:27,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-22 16:07:27,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:27,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-22 16:07:27,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:27,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-12-22 16:07:27,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:27,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-12-22 16:07:27,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:27,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 16:07:27,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:27,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-12-22 16:07:27,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:27,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-12-22 16:07:27,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:27,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-12-22 16:07:27,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:27,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-12-22 16:07:27,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:27,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2021-12-22 16:07:27,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:27,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2021-12-22 16:07:27,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:27,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-22 16:07:27,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:27,291 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-12-22 16:07:27,291 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 16:07:27,292 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [67551406] [2021-12-22 16:07:27,292 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [67551406] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 16:07:27,292 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 16:07:27,292 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-22 16:07:27,292 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1647021508] [2021-12-22 16:07:27,292 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 16:07:27,293 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-22 16:07:27,293 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 16:07:27,294 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-22 16:07:27,294 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-22 16:07:27,294 INFO L87 Difference]: Start difference. First operand 1703 states and 2236 transitions. Second operand has 6 states, 6 states have (on average 9.5) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (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 16:07:29,907 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 16:07:31,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 16:07:31,913 INFO L93 Difference]: Finished difference Result 1703 states and 2236 transitions. [2021-12-22 16:07:31,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-22 16:07:31,915 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.5) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (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 101 [2021-12-22 16:07:31,916 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 16:07:31,921 INFO L225 Difference]: With dead ends: 1703 [2021-12-22 16:07:31,921 INFO L226 Difference]: Without dead ends: 1701 [2021-12-22 16:07:31,922 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 16:07:31,923 INFO L933 BasicCegarLoop]: 1994 mSDtfsCounter, 3701 mSDsluCounter, 1572 mSDsCounter, 0 mSdLazyCounter, 1910 mSolverCounterSat, 1788 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3866 SdHoareTripleChecker+Valid, 3566 SdHoareTripleChecker+Invalid, 3698 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1788 IncrementalHoareTripleChecker+Valid, 1910 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2021-12-22 16:07:31,923 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3866 Valid, 3566 Invalid, 3698 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1788 Valid, 1910 Invalid, 0 Unknown, 0 Unchecked, 4.5s Time] [2021-12-22 16:07:31,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1701 states. [2021-12-22 16:07:31,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1701 to 1701. [2021-12-22 16:07:31,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1701 states, 1141 states have (on average 1.2252410166520595) internal successors, (1398), 1205 states have internal predecessors, (1398), 419 states have call successors, (419), 115 states have call predecessors, (419), 114 states have return successors, (417), 403 states have call predecessors, (417), 417 states have call successors, (417) [2021-12-22 16:07:31,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1701 states to 1701 states and 2234 transitions. [2021-12-22 16:07:31,969 INFO L78 Accepts]: Start accepts. Automaton has 1701 states and 2234 transitions. Word has length 101 [2021-12-22 16:07:31,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 16:07:31,970 INFO L470 AbstractCegarLoop]: Abstraction has 1701 states and 2234 transitions. [2021-12-22 16:07:31,970 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.5) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (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 16:07:31,970 INFO L276 IsEmpty]: Start isEmpty. Operand 1701 states and 2234 transitions. [2021-12-22 16:07:31,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-12-22 16:07:31,972 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 16:07:31,972 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 16:07:31,972 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-12-22 16:07:31,972 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2021-12-22 16:07:31,972 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 16:07:31,973 INFO L85 PathProgramCache]: Analyzing trace with hash -670377695, now seen corresponding path program 1 times [2021-12-22 16:07:31,973 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 16:07:31,973 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2059566566] [2021-12-22 16:07:31,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 16:07:31,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 16:07:32,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:32,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 16:07:32,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:32,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-22 16:07:32,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:32,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-12-22 16:07:32,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:32,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-22 16:07:32,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:32,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-22 16:07:32,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:32,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-12-22 16:07:32,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:32,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-12-22 16:07:32,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:32,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 16:07:32,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:32,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-12-22 16:07:32,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:32,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-12-22 16:07:32,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:32,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-12-22 16:07:32,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:32,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-12-22 16:07:32,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:32,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2021-12-22 16:07:32,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:32,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2021-12-22 16:07:32,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:32,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-22 16:07:32,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:32,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2021-12-22 16:07:32,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:32,187 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-12-22 16:07:32,188 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 16:07:32,188 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2059566566] [2021-12-22 16:07:32,188 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2059566566] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 16:07:32,188 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 16:07:32,188 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-22 16:07:32,188 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2072843873] [2021-12-22 16:07:32,189 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 16:07:32,189 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-22 16:07:32,189 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 16:07:32,189 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-22 16:07:32,189 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-22 16:07:32,190 INFO L87 Difference]: Start difference. First operand 1701 states and 2234 transitions. Second operand has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (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 16:07:36,167 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 16:07:38,235 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-22 16:07:41,043 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 16:07:42,230 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 16:07:42,230 INFO L93 Difference]: Finished difference Result 1701 states and 2234 transitions. [2021-12-22 16:07:42,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-22 16:07:42,230 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (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 107 [2021-12-22 16:07:42,231 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 16:07:42,236 INFO L225 Difference]: With dead ends: 1701 [2021-12-22 16:07:42,236 INFO L226 Difference]: Without dead ends: 1699 [2021-12-22 16:07:42,237 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 16:07:42,237 INFO L933 BasicCegarLoop]: 1992 mSDtfsCounter, 3695 mSDsluCounter, 1572 mSDsCounter, 0 mSdLazyCounter, 1905 mSolverCounterSat, 1788 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3859 SdHoareTripleChecker+Valid, 3564 SdHoareTripleChecker+Invalid, 3696 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1788 IncrementalHoareTripleChecker+Valid, 1905 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.9s IncrementalHoareTripleChecker+Time [2021-12-22 16:07:42,238 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3859 Valid, 3564 Invalid, 3696 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1788 Valid, 1905 Invalid, 3 Unknown, 0 Unchecked, 9.9s Time] [2021-12-22 16:07:42,240 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1699 states. [2021-12-22 16:07:42,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1699 to 1699. [2021-12-22 16:07:42,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1699 states, 1140 states have (on average 1.224561403508772) internal successors, (1396), 1203 states have internal predecessors, (1396), 419 states have call successors, (419), 115 states have call predecessors, (419), 114 states have return successors, (417), 403 states have call predecessors, (417), 417 states have call successors, (417) [2021-12-22 16:07:42,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1699 states to 1699 states and 2232 transitions. [2021-12-22 16:07:42,280 INFO L78 Accepts]: Start accepts. Automaton has 1699 states and 2232 transitions. Word has length 107 [2021-12-22 16:07:42,281 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 16:07:42,281 INFO L470 AbstractCegarLoop]: Abstraction has 1699 states and 2232 transitions. [2021-12-22 16:07:42,281 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (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 16:07:42,281 INFO L276 IsEmpty]: Start isEmpty. Operand 1699 states and 2232 transitions. [2021-12-22 16:07:42,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-12-22 16:07:42,283 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 16:07:42,283 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 16:07:42,283 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-12-22 16:07:42,283 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2021-12-22 16:07:42,284 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 16:07:42,284 INFO L85 PathProgramCache]: Analyzing trace with hash -322919627, now seen corresponding path program 1 times [2021-12-22 16:07:42,284 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 16:07:42,284 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1376386622] [2021-12-22 16:07:42,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 16:07:42,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 16:07:42,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:42,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 16:07:42,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:42,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-22 16:07:42,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:42,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-12-22 16:07:42,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:42,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-22 16:07:42,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:42,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-22 16:07:42,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:42,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-12-22 16:07:42,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:42,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-12-22 16:07:42,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:42,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 16:07:42,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:42,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-12-22 16:07:42,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:42,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-12-22 16:07:42,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:42,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-12-22 16:07:42,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:42,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-12-22 16:07:42,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:42,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2021-12-22 16:07:42,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:42,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2021-12-22 16:07:42,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:42,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-22 16:07:42,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:42,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2021-12-22 16:07:42,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:42,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2021-12-22 16:07:42,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:42,498 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-12-22 16:07:42,498 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 16:07:42,498 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1376386622] [2021-12-22 16:07:42,499 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1376386622] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 16:07:42,499 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 16:07:42,499 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-22 16:07:42,499 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2023564626] [2021-12-22 16:07:42,499 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 16:07:42,499 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-22 16:07:42,499 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 16:07:42,500 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-22 16:07:42,500 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-22 16:07:42,500 INFO L87 Difference]: Start difference. First operand 1699 states and 2232 transitions. Second operand has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (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)