./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--scsi--sg.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c3fed411 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.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 25874e59c1cc513c0df08f21d6ee454d422ce2eea441a446fa3179c403897e38 --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-18 16:09:51,515 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-18 16:09:51,521 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-18 16:09:51,553 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-18 16:09:51,554 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-18 16:09:51,557 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-18 16:09:51,558 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-18 16:09:51,562 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-18 16:09:51,563 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-18 16:09:51,567 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-18 16:09:51,567 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-18 16:09:51,568 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-18 16:09:51,568 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-18 16:09:51,570 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-18 16:09:51,571 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-18 16:09:51,572 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-18 16:09:51,575 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-18 16:09:51,575 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-18 16:09:51,576 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-18 16:09:51,579 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-18 16:09:51,581 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-18 16:09:51,581 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-18 16:09:51,583 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-18 16:09:51,583 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-18 16:09:51,587 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-18 16:09:51,588 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-18 16:09:51,588 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-18 16:09:51,588 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-18 16:09:51,589 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-18 16:09:51,589 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-18 16:09:51,589 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-18 16:09:51,590 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-18 16:09:51,590 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-18 16:09:51,591 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-18 16:09:51,592 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-18 16:09:51,592 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-18 16:09:51,592 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-18 16:09:51,592 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-18 16:09:51,593 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-18 16:09:51,593 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-18 16:09:51,594 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-18 16:09:51,597 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-18 16:09:51,618 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-18 16:09:51,620 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-18 16:09:51,621 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-18 16:09:51,621 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-18 16:09:51,622 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-18 16:09:51,622 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-18 16:09:51,622 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-18 16:09:51,622 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-18 16:09:51,623 INFO L138 SettingsManager]: * Use SBE=true [2021-12-18 16:09:51,623 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-18 16:09:51,623 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-18 16:09:51,624 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-18 16:09:51,624 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-18 16:09:51,624 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-18 16:09:51,624 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-18 16:09:51,624 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-18 16:09:51,624 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-18 16:09:51,624 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-18 16:09:51,625 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-18 16:09:51,625 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-18 16:09:51,625 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-18 16:09:51,625 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-18 16:09:51,625 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-18 16:09:51,625 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-18 16:09:51,626 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-18 16:09:51,626 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-18 16:09:51,626 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-18 16:09:51,626 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-18 16:09:51,626 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-18 16:09:51,626 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-18 16:09:51,627 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-18 16:09:51,627 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 25874e59c1cc513c0df08f21d6ee454d422ce2eea441a446fa3179c403897e38 [2021-12-18 16:09:51,830 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-18 16:09:51,862 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-18 16:09:51,864 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-18 16:09:51,865 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-18 16:09:51,866 INFO L275 PluginConnector]: CDTParser initialized [2021-12-18 16:09:51,866 INFO L432 ainManager$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--scsi--sg.ko.cil.i [2021-12-18 16:09:51,911 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/31d892d71/8cb3701122184cae86836a59e9ab9b53/FLAGaa287cc32 [2021-12-18 16:09:52,606 INFO L306 CDTParser]: Found 1 translation units. [2021-12-18 16:09:52,606 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i [2021-12-18 16:09:52,668 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/31d892d71/8cb3701122184cae86836a59e9ab9b53/FLAGaa287cc32 [2021-12-18 16:09:52,951 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/31d892d71/8cb3701122184cae86836a59e9ab9b53 [2021-12-18 16:09:52,953 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-18 16:09:52,955 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-18 16:09:52,957 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-18 16:09:52,957 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-18 16:09:52,959 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-18 16:09:52,960 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 04:09:52" (1/1) ... [2021-12-18 16:09:52,960 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@979dac5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:09:52, skipping insertion in model container [2021-12-18 16:09:52,960 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 04:09:52" (1/1) ... [2021-12-18 16:09:52,965 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-18 16:09:53,106 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-18 16:09:56,958 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[625473,625486] [2021-12-18 16:09:56,960 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[625618,625631] [2021-12-18 16:09:56,961 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[625764,625777] [2021-12-18 16:09:56,961 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[625929,625942] [2021-12-18 16:09:56,961 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[626087,626100] [2021-12-18 16:09:56,962 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[626245,626258] [2021-12-18 16:09:56,962 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[626403,626416] [2021-12-18 16:09:56,962 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[626563,626576] [2021-12-18 16:09:56,963 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[626722,626735] [2021-12-18 16:09:56,963 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[626861,626874] [2021-12-18 16:09:56,963 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[627003,627016] [2021-12-18 16:09:56,964 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[627152,627165] [2021-12-18 16:09:56,964 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[627291,627304] [2021-12-18 16:09:56,964 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[627446,627459] [2021-12-18 16:09:56,964 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[627606,627619] [2021-12-18 16:09:56,965 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[627757,627770] [2021-12-18 16:09:56,965 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[627908,627921] [2021-12-18 16:09:56,965 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[628060,628073] [2021-12-18 16:09:56,966 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[628209,628222] [2021-12-18 16:09:56,966 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[628357,628370] [2021-12-18 16:09:56,966 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[628514,628527] [2021-12-18 16:09:56,967 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[628663,628676] [2021-12-18 16:09:56,967 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[628819,628832] [2021-12-18 16:09:56,967 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[628972,628985] [2021-12-18 16:09:56,968 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[629118,629131] [2021-12-18 16:09:56,968 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[629261,629274] [2021-12-18 16:09:56,968 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[629413,629426] [2021-12-18 16:09:56,969 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[629559,629572] [2021-12-18 16:09:56,969 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[629704,629717] [2021-12-18 16:09:56,969 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[629858,629871] [2021-12-18 16:09:56,970 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[630009,630022] [2021-12-18 16:09:56,970 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[630164,630177] [2021-12-18 16:09:56,970 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[630316,630329] [2021-12-18 16:09:56,970 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[630471,630484] [2021-12-18 16:09:56,971 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[630635,630648] [2021-12-18 16:09:56,971 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[630791,630804] [2021-12-18 16:09:56,971 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[630955,630968] [2021-12-18 16:09:56,972 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[631097,631110] [2021-12-18 16:09:56,972 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[631255,631268] [2021-12-18 16:09:56,972 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[631422,631435] [2021-12-18 16:09:56,973 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[631581,631594] [2021-12-18 16:09:56,973 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[631740,631753] [2021-12-18 16:09:56,973 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[631889,631902] [2021-12-18 16:09:56,973 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[632036,632049] [2021-12-18 16:09:56,974 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[632175,632188] [2021-12-18 16:09:56,974 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[632338,632351] [2021-12-18 16:09:56,974 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[632504,632517] [2021-12-18 16:09:56,975 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[632668,632681] [2021-12-18 16:09:56,975 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[632833,632846] [2021-12-18 16:09:56,991 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[632998,633011] [2021-12-18 16:09:56,992 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[633164,633177] [2021-12-18 16:09:56,992 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[633329,633342] [2021-12-18 16:09:56,992 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[633496,633509] [2021-12-18 16:09:56,993 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[633656,633669] [2021-12-18 16:09:56,993 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[633818,633831] [2021-12-18 16:09:56,993 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[633977,633990] [2021-12-18 16:09:56,993 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[634123,634136] [2021-12-18 16:09:56,994 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[634266,634279] [2021-12-18 16:09:56,994 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[634410,634423] [2021-12-18 16:09:56,994 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[634553,634566] [2021-12-18 16:09:56,995 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[634697,634710] [2021-12-18 16:09:56,995 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[634838,634851] [2021-12-18 16:09:56,995 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[634976,634989] [2021-12-18 16:09:56,995 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[635134,635147] [2021-12-18 16:09:56,996 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[635293,635306] [2021-12-18 16:09:56,996 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[635449,635462] [2021-12-18 16:09:56,996 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[635598,635611] [2021-12-18 16:09:56,997 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[635750,635763] [2021-12-18 16:09:56,997 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[635901,635914] [2021-12-18 16:09:56,997 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[636050,636063] [2021-12-18 16:09:56,997 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[636202,636215] [2021-12-18 16:09:56,998 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[636350,636363] [2021-12-18 16:09:56,998 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[636503,636516] [2021-12-18 16:09:56,998 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[636654,636667] [2021-12-18 16:09:56,999 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[636804,636817] [2021-12-18 16:09:56,999 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[636951,636964] [2021-12-18 16:09:56,999 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[637102,637115] [2021-12-18 16:09:56,999 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[637253,637266] [2021-12-18 16:09:57,000 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[637401,637414] [2021-12-18 16:09:57,001 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[637567,637580] [2021-12-18 16:09:57,001 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[637736,637749] [2021-12-18 16:09:57,001 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[637903,637916] [2021-12-18 16:09:57,002 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[638071,638084] [2021-12-18 16:09:57,002 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[638221,638234] [2021-12-18 16:09:57,002 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[638368,638381] [2021-12-18 16:09:57,002 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[638529,638542] [2021-12-18 16:09:57,003 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[638699,638712] [2021-12-18 16:09:57,004 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[638861,638874] [2021-12-18 16:09:57,025 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-18 16:09:57,063 INFO L203 MainTranslator]: Completed pre-run [2021-12-18 16:09:57,397 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[625473,625486] [2021-12-18 16:09:57,398 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[625618,625631] [2021-12-18 16:09:57,398 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[625764,625777] [2021-12-18 16:09:57,398 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[625929,625942] [2021-12-18 16:09:57,399 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[626087,626100] [2021-12-18 16:09:57,399 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[626245,626258] [2021-12-18 16:09:57,399 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[626403,626416] [2021-12-18 16:09:57,399 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[626563,626576] [2021-12-18 16:09:57,400 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[626722,626735] [2021-12-18 16:09:57,400 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[626861,626874] [2021-12-18 16:09:57,400 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[627003,627016] [2021-12-18 16:09:57,400 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[627152,627165] [2021-12-18 16:09:57,401 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[627291,627304] [2021-12-18 16:09:57,401 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[627446,627459] [2021-12-18 16:09:57,401 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[627606,627619] [2021-12-18 16:09:57,401 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[627757,627770] [2021-12-18 16:09:57,402 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[627908,627921] [2021-12-18 16:09:57,402 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[628060,628073] [2021-12-18 16:09:57,402 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[628209,628222] [2021-12-18 16:09:57,402 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[628357,628370] [2021-12-18 16:09:57,403 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[628514,628527] [2021-12-18 16:09:57,403 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[628663,628676] [2021-12-18 16:09:57,403 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[628819,628832] [2021-12-18 16:09:57,403 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[628972,628985] [2021-12-18 16:09:57,404 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[629118,629131] [2021-12-18 16:09:57,404 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[629261,629274] [2021-12-18 16:09:57,404 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[629413,629426] [2021-12-18 16:09:57,404 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[629559,629572] [2021-12-18 16:09:57,405 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[629704,629717] [2021-12-18 16:09:57,405 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[629858,629871] [2021-12-18 16:09:57,405 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[630009,630022] [2021-12-18 16:09:57,405 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[630164,630177] [2021-12-18 16:09:57,405 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[630316,630329] [2021-12-18 16:09:57,406 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[630471,630484] [2021-12-18 16:09:57,406 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[630635,630648] [2021-12-18 16:09:57,406 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[630791,630804] [2021-12-18 16:09:57,406 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[630955,630968] [2021-12-18 16:09:57,407 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[631097,631110] [2021-12-18 16:09:57,407 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[631255,631268] [2021-12-18 16:09:57,407 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[631422,631435] [2021-12-18 16:09:57,407 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[631581,631594] [2021-12-18 16:09:57,408 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[631740,631753] [2021-12-18 16:09:57,408 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[631889,631902] [2021-12-18 16:09:57,408 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[632036,632049] [2021-12-18 16:09:57,408 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[632175,632188] [2021-12-18 16:09:57,409 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[632338,632351] [2021-12-18 16:09:57,409 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[632504,632517] [2021-12-18 16:09:57,409 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[632668,632681] [2021-12-18 16:09:57,409 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[632833,632846] [2021-12-18 16:09:57,410 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[632998,633011] [2021-12-18 16:09:57,410 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[633164,633177] [2021-12-18 16:09:57,410 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[633329,633342] [2021-12-18 16:09:57,410 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[633496,633509] [2021-12-18 16:09:57,410 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[633656,633669] [2021-12-18 16:09:57,411 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[633818,633831] [2021-12-18 16:09:57,411 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[633977,633990] [2021-12-18 16:09:57,411 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[634123,634136] [2021-12-18 16:09:57,411 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[634266,634279] [2021-12-18 16:09:57,412 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[634410,634423] [2021-12-18 16:09:57,412 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[634553,634566] [2021-12-18 16:09:57,412 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[634697,634710] [2021-12-18 16:09:57,412 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[634838,634851] [2021-12-18 16:09:57,413 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[634976,634989] [2021-12-18 16:09:57,413 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[635134,635147] [2021-12-18 16:09:57,413 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[635293,635306] [2021-12-18 16:09:57,413 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[635449,635462] [2021-12-18 16:09:57,414 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[635598,635611] [2021-12-18 16:09:57,414 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[635750,635763] [2021-12-18 16:09:57,414 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[635901,635914] [2021-12-18 16:09:57,414 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[636050,636063] [2021-12-18 16:09:57,415 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[636202,636215] [2021-12-18 16:09:57,415 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[636350,636363] [2021-12-18 16:09:57,415 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[636503,636516] [2021-12-18 16:09:57,415 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[636654,636667] [2021-12-18 16:09:57,416 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[636804,636817] [2021-12-18 16:09:57,416 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[636951,636964] [2021-12-18 16:09:57,416 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[637102,637115] [2021-12-18 16:09:57,416 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[637253,637266] [2021-12-18 16:09:57,417 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[637401,637414] [2021-12-18 16:09:57,417 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[637567,637580] [2021-12-18 16:09:57,417 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[637736,637749] [2021-12-18 16:09:57,417 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[637903,637916] [2021-12-18 16:09:57,418 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[638071,638084] [2021-12-18 16:09:57,418 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[638221,638234] [2021-12-18 16:09:57,418 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[638368,638381] [2021-12-18 16:09:57,418 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[638529,638542] [2021-12-18 16:09:57,418 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[638699,638712] [2021-12-18 16:09:57,419 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[638861,638874] [2021-12-18 16:09:57,422 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-18 16:09:57,582 INFO L208 MainTranslator]: Completed translation [2021-12-18 16:09:57,582 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:09:57 WrapperNode [2021-12-18 16:09:57,582 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-18 16:09:57,583 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-18 16:09:57,583 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-18 16:09:57,583 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-18 16:09:57,588 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:09:57" (1/1) ... [2021-12-18 16:09:57,676 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:09:57" (1/1) ... [2021-12-18 16:09:57,954 INFO L137 Inliner]: procedures = 767, calls = 3589, calls flagged for inlining = 392, calls inlined = 328, statements flattened = 11177 [2021-12-18 16:09:57,955 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-18 16:09:57,956 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-18 16:09:57,956 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-18 16:09:57,956 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-18 16:09:57,962 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:09:57" (1/1) ... [2021-12-18 16:09:57,963 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:09:57" (1/1) ... [2021-12-18 16:09:58,007 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:09:57" (1/1) ... [2021-12-18 16:09:58,008 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:09:57" (1/1) ... [2021-12-18 16:09:58,131 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:09:57" (1/1) ... [2021-12-18 16:09:58,160 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:09:57" (1/1) ... [2021-12-18 16:09:58,192 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:09:57" (1/1) ... [2021-12-18 16:09:58,236 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-18 16:09:58,238 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-18 16:09:58,238 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-18 16:09:58,238 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-18 16:09:58,239 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:09:57" (1/1) ... [2021-12-18 16:09:58,246 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-18 16:09:58,254 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-18 16:09:58,272 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) [2021-12-18 16:09:58,291 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 [2021-12-18 16:09:58,306 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-12-18 16:09:58,306 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-12-18 16:09:58,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_gadget__class_registration_with_usb_gadget [2021-12-18 16:09:58,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_gadget__class_registration_with_usb_gadget [2021-12-18 16:09:58,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2021-12-18 16:09:58,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2021-12-18 16:09:58,307 INFO L130 BoogieDeclarations]: Found specification of procedure sg_rq_end_io_usercontext [2021-12-18 16:09:58,307 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_rq_end_io_usercontext [2021-12-18 16:09:58,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2021-12-18 16:09:58,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2021-12-18 16:09:58,308 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-18 16:09:58,308 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-18 16:09:58,308 INFO L130 BoogieDeclarations]: Found specification of procedure seq_puts [2021-12-18 16:09:58,308 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_puts [2021-12-18 16:09:58,308 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2021-12-18 16:09:58,308 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2021-12-18 16:09:58,308 INFO L130 BoogieDeclarations]: Found specification of procedure srp_done [2021-12-18 16:09:58,308 INFO L138 BoogieDeclarations]: Found implementation of procedure srp_done [2021-12-18 16:09:58,309 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_block_when_processing_errors [2021-12-18 16:09:58,309 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_block_when_processing_errors [2021-12-18 16:09:58,309 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-18 16:09:58,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-18 16:09:58,309 INFO L130 BoogieDeclarations]: Found specification of procedure sg_read [2021-12-18 16:09:58,309 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_read [2021-12-18 16:09:58,309 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2021-12-18 16:09:58,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2021-12-18 16:09:58,310 INFO L130 BoogieDeclarations]: Found specification of procedure sg_mmap [2021-12-18 16:09:58,310 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_mmap [2021-12-18 16:09:58,310 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2021-12-18 16:09:58,310 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2021-12-18 16:09:58,310 INFO L130 BoogieDeclarations]: Found specification of procedure sg_res_in_use [2021-12-18 16:09:58,310 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_res_in_use [2021-12-18 16:09:58,310 INFO L130 BoogieDeclarations]: Found specification of procedure __put_user_bad [2021-12-18 16:09:58,310 INFO L130 BoogieDeclarations]: Found specification of procedure max_sectors_bytes [2021-12-18 16:09:58,310 INFO L138 BoogieDeclarations]: Found implementation of procedure max_sectors_bytes [2021-12-18 16:09:58,311 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_device_put [2021-12-18 16:09:58,311 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_device_put [2021-12-18 16:09:58,311 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2021-12-18 16:09:58,311 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2021-12-18 16:09:58,311 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2021-12-18 16:09:58,311 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2021-12-18 16:09:58,311 INFO L130 BoogieDeclarations]: Found specification of procedure sg_common_write [2021-12-18 16:09:58,311 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_common_write [2021-12-18 16:09:58,312 INFO L130 BoogieDeclarations]: Found specification of procedure sg_proc_seq_show_devstrs [2021-12-18 16:09:58,312 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_proc_seq_show_devstrs [2021-12-18 16:09:58,312 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-12-18 16:09:58,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-12-18 16:09:58,312 INFO L130 BoogieDeclarations]: Found specification of procedure remove_proc_entry [2021-12-18 16:09:58,312 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_proc_entry [2021-12-18 16:09:58,312 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-18 16:09:58,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-18 16:09:58,313 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2021-12-18 16:09:58,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2021-12-18 16:09:58,313 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_cdev_del [2021-12-18 16:09:58,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_cdev_del [2021-12-18 16:09:58,313 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-18 16:09:58,314 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2021-12-18 16:09:58,314 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2021-12-18 16:09:58,314 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_write_unlock [2021-12-18 16:09:58,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_write_unlock [2021-12-18 16:09:58,314 INFO L130 BoogieDeclarations]: Found specification of procedure __chk_range_not_ok [2021-12-18 16:09:58,314 INFO L138 BoogieDeclarations]: Found implementation of procedure __chk_range_not_ok [2021-12-18 16:09:58,314 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-18 16:09:58,314 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-18 16:09:58,314 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2021-12-18 16:09:58,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2021-12-18 16:09:58,315 INFO L130 BoogieDeclarations]: Found specification of procedure sg_add_device [2021-12-18 16:09:58,315 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_add_device [2021-12-18 16:09:58,315 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2021-12-18 16:09:58,315 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2021-12-18 16:09:58,315 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-18 16:09:58,316 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-12-18 16:09:58,317 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-12-18 16:09:58,318 INFO L130 BoogieDeclarations]: Found specification of procedure sg_allow_access [2021-12-18 16:09:58,318 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_allow_access [2021-12-18 16:09:58,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-18 16:09:58,319 INFO L130 BoogieDeclarations]: Found specification of procedure __rwlock_init [2021-12-18 16:09:58,319 INFO L138 BoogieDeclarations]: Found implementation of procedure __rwlock_init [2021-12-18 16:09:58,319 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2021-12-18 16:09:58,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2021-12-18 16:09:58,319 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-12-18 16:09:58,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-12-18 16:09:58,323 INFO L130 BoogieDeclarations]: Found specification of procedure dev_seq_start [2021-12-18 16:09:58,323 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_seq_start [2021-12-18 16:09:58,324 INFO L130 BoogieDeclarations]: Found specification of procedure seq_open [2021-12-18 16:09:58,324 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_open [2021-12-18 16:09:58,324 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2021-12-18 16:09:58,324 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2021-12-18 16:09:58,324 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2021-12-18 16:09:58,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2021-12-18 16:09:58,324 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-18 16:09:58,324 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2021-12-18 16:09:58,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2021-12-18 16:09:58,325 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2021-12-18 16:09:58,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2021-12-18 16:09:58,325 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user [2021-12-18 16:09:58,325 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user [2021-12-18 16:09:58,325 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_open_rel_lock_of_sg_device [2021-12-18 16:09:58,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_open_rel_lock_of_sg_device [2021-12-18 16:09:58,325 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-18 16:09:58,326 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-18 16:09:58,326 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2021-12-18 16:09:58,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2021-12-18 16:09:58,326 INFO L130 BoogieDeclarations]: Found specification of procedure sg_lookup_dev [2021-12-18 16:09:58,326 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_lookup_dev [2021-12-18 16:09:58,326 INFO L130 BoogieDeclarations]: Found specification of procedure sg_remove_sfp_usercontext [2021-12-18 16:09:58,326 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_remove_sfp_usercontext [2021-12-18 16:09:58,326 INFO L130 BoogieDeclarations]: Found specification of procedure sg_remove_scat [2021-12-18 16:09:58,327 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_remove_scat [2021-12-18 16:09:58,327 INFO L130 BoogieDeclarations]: Found specification of procedure sg_proc_single_open_devhdr [2021-12-18 16:09:58,327 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_proc_single_open_devhdr [2021-12-18 16:09:58,327 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-12-18 16:09:58,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-12-18 16:09:58,327 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-12-18 16:09:58,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-12-18 16:09:58,327 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_put_blk_rq [2021-12-18 16:09:58,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_put_blk_rq [2021-12-18 16:09:58,328 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2021-12-18 16:09:58,328 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2021-12-18 16:09:58,328 INFO L130 BoogieDeclarations]: Found specification of procedure sg_fasync [2021-12-18 16:09:58,328 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_fasync [2021-12-18 16:09:58,329 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_fs_char_dev__double_registration [2021-12-18 16:09:58,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_fs_char_dev__double_registration [2021-12-18 16:09:58,329 INFO L130 BoogieDeclarations]: Found specification of procedure __get_user_bad [2021-12-18 16:09:58,329 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2021-12-18 16:09:58,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2021-12-18 16:09:58,329 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-12-18 16:09:58,329 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-12-18 16:09:58,330 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2021-12-18 16:09:58,330 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2021-12-18 16:09:58,330 INFO L130 BoogieDeclarations]: Found specification of procedure sg_new_write [2021-12-18 16:09:58,330 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_new_write [2021-12-18 16:09:58,330 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2021-12-18 16:09:58,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2021-12-18 16:09:58,330 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_lib_idr__destroyed_before_usage [2021-12-18 16:09:58,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_lib_idr__destroyed_before_usage [2021-12-18 16:09:58,331 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_write_lock [2021-12-18 16:09:58,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_write_lock [2021-12-18 16:09:58,331 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-18 16:09:58,331 INFO L130 BoogieDeclarations]: Found specification of procedure seq_lseek [2021-12-18 16:09:58,331 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_lseek [2021-12-18 16:09:58,331 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-18 16:09:58,331 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_lib_idr__not_initialized [2021-12-18 16:09:58,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_lib_idr__not_initialized [2021-12-18 16:09:58,332 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_read_unlock [2021-12-18 16:09:58,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_read_unlock [2021-12-18 16:09:58,332 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-18 16:09:58,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-18 16:09:58,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-18 16:09:58,332 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_seq_open [2021-12-18 16:09:58,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_seq_open [2021-12-18 16:09:58,332 INFO L130 BoogieDeclarations]: Found specification of procedure queue_max_segments [2021-12-18 16:09:58,332 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_max_segments [2021-12-18 16:09:58,333 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-18 16:09:58,333 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~X~int~TO~int [2021-12-18 16:09:58,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~X~int~TO~int [2021-12-18 16:09:58,333 INFO L130 BoogieDeclarations]: Found specification of procedure sg_write [2021-12-18 16:09:58,333 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_write [2021-12-18 16:09:58,333 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-18 16:09:58,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-18 16:09:58,333 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2021-12-18 16:09:58,333 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2021-12-18 16:09:58,334 INFO L130 BoogieDeclarations]: Found specification of procedure dev_seq_next [2021-12-18 16:09:58,334 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_seq_next [2021-12-18 16:09:58,334 INFO L130 BoogieDeclarations]: Found specification of procedure sg_new_read [2021-12-18 16:09:58,334 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_new_read [2021-12-18 16:09:58,334 INFO L130 BoogieDeclarations]: Found specification of procedure sg_build_reserve [2021-12-18 16:09:58,334 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_build_reserve [2021-12-18 16:09:58,334 INFO L130 BoogieDeclarations]: Found specification of procedure sg_proc_write_dressz [2021-12-18 16:09:58,334 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_proc_write_dressz [2021-12-18 16:09:58,334 INFO L130 BoogieDeclarations]: Found specification of procedure sg_proc_open_debug [2021-12-18 16:09:58,335 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_proc_open_debug [2021-12-18 16:09:58,335 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2021-12-18 16:09:58,335 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2021-12-18 16:09:58,335 INFO L130 BoogieDeclarations]: Found specification of procedure sg_build_indirect [2021-12-18 16:09:58,335 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_build_indirect [2021-12-18 16:09:58,335 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-18 16:09:58,335 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-18 16:09:58,335 INFO L130 BoogieDeclarations]: Found specification of procedure sg_open [2021-12-18 16:09:58,335 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_open [2021-12-18 16:09:58,336 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user [2021-12-18 16:09:58,336 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_from_user [2021-12-18 16:09:58,336 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2021-12-18 16:09:58,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2021-12-18 16:09:58,336 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-12-18 16:09:58,336 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-12-18 16:09:58,336 INFO L130 BoogieDeclarations]: Found specification of procedure sg_proc_single_open_version [2021-12-18 16:09:58,336 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_proc_single_open_version [2021-12-18 16:09:58,336 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2021-12-18 16:09:58,337 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2021-12-18 16:09:58,337 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-18 16:09:58,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-18 16:09:58,337 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-18 16:09:58,337 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-18 16:09:58,337 INFO L130 BoogieDeclarations]: Found specification of procedure sg_finish_rem_req [2021-12-18 16:09:58,337 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_finish_rem_req [2021-12-18 16:09:58,338 INFO L130 BoogieDeclarations]: Found specification of procedure sg_proc_seq_show_dev [2021-12-18 16:09:58,338 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_proc_seq_show_dev [2021-12-18 16:09:58,338 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2021-12-18 16:09:58,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2021-12-18 16:09:58,340 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2021-12-18 16:09:58,340 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2021-12-18 16:09:58,340 INFO L130 BoogieDeclarations]: Found specification of procedure sg_proc_open_devstrs [2021-12-18 16:09:58,341 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_proc_open_devstrs [2021-12-18 16:09:58,341 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_del [2021-12-18 16:09:58,341 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_del [2021-12-18 16:09:58,341 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-18 16:09:58,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-18 16:09:58,341 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-18 16:09:58,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-18 16:09:58,343 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_destroy_class [2021-12-18 16:09:58,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_destroy_class [2021-12-18 16:09:58,343 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-12-18 16:09:58,343 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-12-18 16:09:58,343 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2021-12-18 16:09:58,343 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_read [2021-12-18 16:09:58,343 INFO L130 BoogieDeclarations]: Found specification of procedure sg_poll [2021-12-18 16:09:58,343 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_poll [2021-12-18 16:09:58,343 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-12-18 16:09:58,344 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-12-18 16:09:58,344 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-18 16:09:58,344 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-18 16:09:58,344 INFO L130 BoogieDeclarations]: Found specification of procedure sg_proc_seq_show_int [2021-12-18 16:09:58,344 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_proc_seq_show_int [2021-12-18 16:09:58,344 INFO L130 BoogieDeclarations]: Found specification of procedure sg_remove_request [2021-12-18 16:09:58,344 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_remove_request [2021-12-18 16:09:58,344 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2021-12-18 16:09:58,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2021-12-18 16:09:58,345 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2021-12-18 16:09:58,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2021-12-18 16:09:58,345 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2021-12-18 16:09:58,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2021-12-18 16:09:58,345 INFO L130 BoogieDeclarations]: Found specification of procedure sg_proc_seq_show_debug [2021-12-18 16:09:58,345 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_proc_seq_show_debug [2021-12-18 16:09:58,345 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-18 16:09:58,345 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-18 16:09:58,345 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-18 16:09:58,346 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2021-12-18 16:09:58,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2021-12-18 16:09:58,346 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_drivers_base_class__double_registration [2021-12-18 16:09:58,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_drivers_base_class__double_registration [2021-12-18 16:09:58,346 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_block_request__double_get [2021-12-18 16:09:58,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_block_request__double_get [2021-12-18 16:09:58,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-18 16:09:58,346 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_destroy_class [2021-12-18 16:09:58,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_destroy_class [2021-12-18 16:09:58,347 INFO L130 BoogieDeclarations]: Found specification of procedure sg_proc_write_adio [2021-12-18 16:09:58,347 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_proc_write_adio [2021-12-18 16:09:58,347 INFO L130 BoogieDeclarations]: Found specification of procedure __free_pages [2021-12-18 16:09:58,347 INFO L138 BoogieDeclarations]: Found implementation of procedure __free_pages [2021-12-18 16:09:58,347 INFO L130 BoogieDeclarations]: Found specification of procedure sg_proc_seq_show_devhdr [2021-12-18 16:09:58,347 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_proc_seq_show_devhdr [2021-12-18 16:09:58,347 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2021-12-18 16:09:58,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2021-12-18 16:09:58,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-18 16:09:58,348 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-12-18 16:09:58,348 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-12-18 16:09:58,348 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_read_lock [2021-12-18 16:09:58,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_read_lock [2021-12-18 16:09:58,348 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_module_put [2021-12-18 16:09:58,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_module_put [2021-12-18 16:09:58,348 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_idr_remove_sg_index_idr [2021-12-18 16:09:58,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_idr_remove_sg_index_idr [2021-12-18 16:09:58,348 INFO L130 BoogieDeclarations]: Found specification of procedure sg_proc_open_dev [2021-12-18 16:09:58,348 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_proc_open_dev [2021-12-18 16:09:58,349 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_autopm_put_device [2021-12-18 16:09:58,349 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_autopm_put_device [2021-12-18 16:09:58,349 INFO L130 BoogieDeclarations]: Found specification of procedure dev_seq_stop [2021-12-18 16:09:58,349 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_seq_stop [2021-12-18 16:09:58,349 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev_region [2021-12-18 16:09:58,349 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev_region [2021-12-18 16:09:58,349 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-18 16:09:58,349 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-18 16:09:58,349 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2021-12-18 16:09:58,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2021-12-18 16:09:58,350 INFO L130 BoogieDeclarations]: Found specification of procedure sg_get_rq_mark [2021-12-18 16:09:58,350 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_get_rq_mark [2021-12-18 16:09:58,350 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-12-18 16:09:58,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-12-18 16:09:58,350 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2021-12-18 16:09:58,350 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2021-12-18 16:09:58,350 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-18 16:09:58,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-18 16:09:58,351 INFO L130 BoogieDeclarations]: Found specification of procedure blk_trace_startstop [2021-12-18 16:09:58,351 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_trace_startstop [2021-12-18 16:09:58,351 INFO L130 BoogieDeclarations]: Found specification of procedure sg_release [2021-12-18 16:09:58,351 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_release [2021-12-18 16:09:58,351 INFO L130 BoogieDeclarations]: Found specification of procedure jiffies_to_msecs [2021-12-18 16:09:58,351 INFO L138 BoogieDeclarations]: Found implementation of procedure jiffies_to_msecs [2021-12-18 16:09:58,351 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2021-12-18 16:09:58,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2021-12-18 16:09:58,352 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2021-12-18 16:09:58,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2021-12-18 16:09:58,352 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2021-12-18 16:09:58,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2021-12-18 16:09:58,352 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_open_rel_lock_of_sg_device [2021-12-18 16:09:58,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_open_rel_lock_of_sg_device [2021-12-18 16:09:58,352 INFO L130 BoogieDeclarations]: Found specification of procedure single_open [2021-12-18 16:09:58,353 INFO L138 BoogieDeclarations]: Found implementation of procedure single_open [2021-12-18 16:09:58,353 INFO L130 BoogieDeclarations]: Found specification of procedure sg_proc_single_open_dressz [2021-12-18 16:09:58,353 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_proc_single_open_dressz [2021-12-18 16:09:58,353 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2021-12-18 16:09:58,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2021-12-18 16:09:58,353 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-18 16:09:58,353 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-18 16:09:58,354 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2021-12-18 16:09:58,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2021-12-18 16:09:58,354 INFO L130 BoogieDeclarations]: Found specification of procedure kill_fasync [2021-12-18 16:09:58,354 INFO L138 BoogieDeclarations]: Found implementation of procedure kill_fasync [2021-12-18 16:09:58,354 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-18 16:09:58,354 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2021-12-18 16:09:58,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2021-12-18 16:09:58,354 INFO L130 BoogieDeclarations]: Found specification of procedure single_release [2021-12-18 16:09:58,355 INFO L138 BoogieDeclarations]: Found implementation of procedure single_release [2021-12-18 16:09:58,355 INFO L130 BoogieDeclarations]: Found specification of procedure seq_release [2021-12-18 16:09:58,355 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_release [2021-12-18 16:09:58,355 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-18 16:09:58,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-18 16:09:58,355 INFO L130 BoogieDeclarations]: Found specification of procedure copy_user_generic [2021-12-18 16:09:58,355 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_user_generic [2021-12-18 16:09:58,356 INFO L130 BoogieDeclarations]: Found specification of procedure sg_ioctl [2021-12-18 16:09:58,356 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_ioctl [2021-12-18 16:09:58,356 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2021-12-18 16:09:58,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2021-12-18 16:09:58,356 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_unregister_chrdev_region [2021-12-18 16:09:58,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_unregister_chrdev_region [2021-12-18 16:09:58,356 INFO L130 BoogieDeclarations]: Found specification of procedure sg_compat_ioctl [2021-12-18 16:09:58,357 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_compat_ioctl [2021-12-18 16:09:58,357 INFO L130 BoogieDeclarations]: Found specification of procedure sg_proc_seq_show_version [2021-12-18 16:09:58,357 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_proc_seq_show_version [2021-12-18 16:09:58,357 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_unregister_chrdev_region [2021-12-18 16:09:58,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_unregister_chrdev_region [2021-12-18 16:09:58,357 INFO L130 BoogieDeclarations]: Found specification of procedure kref_init [2021-12-18 16:09:58,357 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_init [2021-12-18 16:09:58,357 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2021-12-18 16:09:58,358 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2021-12-18 16:09:58,358 INFO L130 BoogieDeclarations]: Found specification of procedure sg_vma_fault [2021-12-18 16:09:58,358 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_vma_fault [2021-12-18 16:09:58,358 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-12-18 16:09:58,358 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-12-18 16:09:58,358 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-12-18 16:09:58,358 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-12-18 16:09:58,358 INFO L130 BoogieDeclarations]: Found specification of procedure sg_add_request [2021-12-18 16:09:58,359 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_add_request [2021-12-18 16:09:58,359 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-12-18 16:09:58,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-12-18 16:09:58,359 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2021-12-18 16:09:58,359 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2021-12-18 16:09:58,359 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_return [2021-12-18 16:09:58,359 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_return [2021-12-18 16:09:58,359 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2021-12-18 16:09:58,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2021-12-18 16:09:58,360 INFO L130 BoogieDeclarations]: Found specification of procedure put_disk [2021-12-18 16:09:58,360 INFO L138 BoogieDeclarations]: Found implementation of procedure put_disk [2021-12-18 16:09:58,360 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_put_disk [2021-12-18 16:09:58,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_put_disk [2021-12-18 16:09:58,360 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtoul_from_user [2021-12-18 16:09:58,360 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtoul_from_user [2021-12-18 16:09:58,361 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-18 16:09:58,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-18 16:09:58,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-18 16:09:58,361 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadget [2021-12-18 16:09:58,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadget [2021-12-18 16:09:58,361 INFO L130 BoogieDeclarations]: Found specification of procedure sg_proc_single_open_adio [2021-12-18 16:09:58,361 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_proc_single_open_adio [2021-12-18 16:09:59,768 INFO L236 CfgBuilder]: Building ICFG [2021-12-18 16:09:59,775 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-18 16:10:00,286 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-18 16:10:00,322 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L5846: assume 0 != __copy_to_user_nocheck_~tmp___1~3#1;__copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~2#1; [2021-12-18 16:10:00,322 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L5846: assume !(0 != __copy_to_user_nocheck_~tmp___1~3#1);__copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~2#1; [2021-12-18 16:10:00,322 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L5809: SUMMARY for call __copy_to_user_nocheck_#t~ret139#1 := copy_user_generic(__copy_to_user_nocheck_~dst#1.base, __copy_to_user_nocheck_~dst#1.offset, __copy_to_user_nocheck_~src#1.base, __copy_to_user_nocheck_~src#1.offset, __copy_to_user_nocheck_~size#1); srcloc: null [2021-12-18 16:10:00,323 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L5805: assume 16 == __copy_to_user_nocheck_~size#1 % 4294967296; [2021-12-18 16:10:00,323 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L5805: assume !(16 == __copy_to_user_nocheck_~size#1 % 4294967296); [2021-12-18 16:10:00,323 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L5830: assume -9223372036854775808 <= __copy_to_user_nocheck_#t~ret137#1 && __copy_to_user_nocheck_#t~ret137#1 <= 9223372036854775807;__copy_to_user_nocheck_~tmp___0~6#1 := __copy_to_user_nocheck_#t~ret137#1;havoc __copy_to_user_nocheck_#t~ret137#1; [2021-12-18 16:10:00,323 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L5801: assume 10 == __copy_to_user_nocheck_~size#1 % 4294967296; [2021-12-18 16:10:00,323 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L5801: assume !(10 == __copy_to_user_nocheck_~size#1 % 4294967296); [2021-12-18 16:10:00,323 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L5797: assume 8 == __copy_to_user_nocheck_~size#1 % 4294967296; [2021-12-18 16:10:00,323 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L5797: assume !(8 == __copy_to_user_nocheck_~size#1 % 4294967296); [2021-12-18 16:10:00,323 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L5793: assume 4 == __copy_to_user_nocheck_~size#1 % 4294967296; [2021-12-18 16:10:00,323 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L5793: assume !(4 == __copy_to_user_nocheck_~size#1 % 4294967296); [2021-12-18 16:10:00,324 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L5789: assume 2 == __copy_to_user_nocheck_~size#1 % 4294967296; [2021-12-18 16:10:00,324 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L5789: assume !(2 == __copy_to_user_nocheck_~size#1 % 4294967296); [2021-12-18 16:10:00,324 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L5806: SUMMARY for call __copy_to_user_nocheck_#t~ret138#1 := ldv__builtin_expect((if 0 != __copy_to_user_nocheck_~ret~2#1 then 1 else 0), 0); srcloc: null [2021-12-18 16:10:00,324 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L5802: SUMMARY for call __copy_to_user_nocheck_#t~ret137#1 := ldv__builtin_expect((if 0 != __copy_to_user_nocheck_~ret~2#1 then 1 else 0), 0); srcloc: null [2021-12-18 16:10:00,324 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1: assume 1 == __copy_to_user_nocheck_~size#1 % 4294967296; [2021-12-18 16:10:00,324 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L5798: __copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~2#1; [2021-12-18 16:10:00,324 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L5794: __copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~2#1; [2021-12-18 16:10:00,324 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2: assume !(1 == __copy_to_user_nocheck_~size#1 % 4294967296); [2021-12-18 16:10:00,324 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L5790: __copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~2#1; [2021-12-18 16:10:00,325 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L5856: __copy_to_user_nocheck_~tmp___2~3#1 := __copy_to_user_nocheck_#t~ret139#1;havoc __copy_to_user_nocheck_#t~ret139#1;__copy_to_user_nocheck_#res#1 := (if __copy_to_user_nocheck_~tmp___2~3#1 % 18446744073709551616 % 4294967296 <= 2147483647 then __copy_to_user_nocheck_~tmp___2~3#1 % 18446744073709551616 % 4294967296 else __copy_to_user_nocheck_~tmp___2~3#1 % 18446744073709551616 % 4294967296 - 4294967296); [2021-12-18 16:10:00,325 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L5786: __copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~2#1; [2021-12-18 16:10:00,325 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L5844: assume -9223372036854775808 <= __copy_to_user_nocheck_#t~ret138#1 && __copy_to_user_nocheck_#t~ret138#1 <= 9223372036854775807;__copy_to_user_nocheck_~tmp___1~3#1 := __copy_to_user_nocheck_#t~ret138#1;havoc __copy_to_user_nocheck_#t~ret138#1; [2021-12-18 16:10:00,325 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L5832: assume 0 != __copy_to_user_nocheck_~tmp___0~6#1;__copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~2#1; [2021-12-18 16:10:00,325 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L5832: assume !(0 != __copy_to_user_nocheck_~tmp___0~6#1);__copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~2#1; [2021-12-18 16:10:02,788 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L5696: assume 16 == __copy_from_user_nocheck_~size#1 % 4294967296; [2021-12-18 16:10:02,788 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L5696: assume !(16 == __copy_from_user_nocheck_~size#1 % 4294967296); [2021-12-18 16:10:02,788 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L5692: assume 10 == __copy_from_user_nocheck_~size#1 % 4294967296; [2021-12-18 16:10:02,788 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L5692: assume !(10 == __copy_from_user_nocheck_~size#1 % 4294967296); [2021-12-18 16:10:02,788 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L5688: assume 8 == __copy_from_user_nocheck_~size#1 % 4294967296; [2021-12-18 16:10:02,788 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L5688: assume !(8 == __copy_from_user_nocheck_~size#1 % 4294967296); [2021-12-18 16:10:02,788 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L5684: assume 4 == __copy_from_user_nocheck_~size#1 % 4294967296; [2021-12-18 16:10:02,788 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L5684: assume !(4 == __copy_from_user_nocheck_~size#1 % 4294967296); [2021-12-18 16:10:02,788 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L5680: assume 2 == __copy_from_user_nocheck_~size#1 % 4294967296; [2021-12-18 16:10:02,788 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L5680: assume !(2 == __copy_from_user_nocheck_~size#1 % 4294967296); [2021-12-18 16:10:02,788 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L5726: assume -9223372036854775808 <= __copy_from_user_nocheck_#t~ret132#1 && __copy_from_user_nocheck_#t~ret132#1 <= 9223372036854775807;__copy_from_user_nocheck_~tmp___0~5#1 := __copy_from_user_nocheck_#t~ret132#1;havoc __copy_from_user_nocheck_#t~ret132#1; [2021-12-18 16:10:02,788 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L5697: SUMMARY for call __copy_from_user_nocheck_#t~ret133#1 := ldv__builtin_expect((if 0 != __copy_from_user_nocheck_~ret~1#1 then 1 else 0), 0); srcloc: null [2021-12-18 16:10:02,788 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L5693: SUMMARY for call __copy_from_user_nocheck_#t~ret132#1 := ldv__builtin_expect((if 0 != __copy_from_user_nocheck_~ret~1#1 then 1 else 0), 0); srcloc: null [2021-12-18 16:10:02,788 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L5689: __copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~1#1; [2021-12-18 16:10:02,789 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L5685: __copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~1#1; [2021-12-18 16:10:02,789 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L5743: assume 0 != __copy_from_user_nocheck_~tmp___1~2#1;__copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~1#1; [2021-12-18 16:10:02,789 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L5743: assume !(0 != __copy_from_user_nocheck_~tmp___1~2#1);__copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~1#1; [2021-12-18 16:10:02,789 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L5681: __copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~1#1; [2021-12-18 16:10:02,789 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L5677: __copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~1#1; [2021-12-18 16:10:02,789 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1: assume 1 == __copy_from_user_nocheck_~size#1 % 4294967296; [2021-12-18 16:10:02,789 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2: assume !(1 == __copy_from_user_nocheck_~size#1 % 4294967296); [2021-12-18 16:10:02,789 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L5728: assume 0 != __copy_from_user_nocheck_~tmp___0~5#1;__copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~1#1; [2021-12-18 16:10:02,789 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L5728: assume !(0 != __copy_from_user_nocheck_~tmp___0~5#1);__copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~1#1; [2021-12-18 16:10:02,789 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L5753: __copy_from_user_nocheck_~tmp___2~2#1 := __copy_from_user_nocheck_#t~ret134#1;havoc __copy_from_user_nocheck_#t~ret134#1;__copy_from_user_nocheck_#res#1 := (if __copy_from_user_nocheck_~tmp___2~2#1 % 18446744073709551616 % 4294967296 <= 2147483647 then __copy_from_user_nocheck_~tmp___2~2#1 % 18446744073709551616 % 4294967296 else __copy_from_user_nocheck_~tmp___2~2#1 % 18446744073709551616 % 4294967296 - 4294967296); [2021-12-18 16:10:02,789 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L5741: assume -9223372036854775808 <= __copy_from_user_nocheck_#t~ret133#1 && __copy_from_user_nocheck_#t~ret133#1 <= 9223372036854775807;__copy_from_user_nocheck_~tmp___1~2#1 := __copy_from_user_nocheck_#t~ret133#1;havoc __copy_from_user_nocheck_#t~ret133#1; [2021-12-18 16:10:02,789 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L5700: SUMMARY for call __copy_from_user_nocheck_#t~ret134#1 := copy_user_generic(__copy_from_user_nocheck_~dst#1.base, __copy_from_user_nocheck_~dst#1.offset, __copy_from_user_nocheck_~src#1.base, __copy_from_user_nocheck_~src#1.offset, __copy_from_user_nocheck_~size#1); srcloc: null [2021-12-18 16:10:03,768 INFO L277 CfgBuilder]: Performing block encoding [2021-12-18 16:10:03,792 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-18 16:10:03,792 INFO L301 CfgBuilder]: Removed 26 assume(true) statements. [2021-12-18 16:10:03,799 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 04:10:03 BoogieIcfgContainer [2021-12-18 16:10:03,799 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-18 16:10:03,802 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-18 16:10:03,802 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-18 16:10:03,805 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-18 16:10:03,805 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.12 04:09:52" (1/3) ... [2021-12-18 16:10:03,806 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70181507 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 04:10:03, skipping insertion in model container [2021-12-18 16:10:03,806 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:09:57" (2/3) ... [2021-12-18 16:10:03,806 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70181507 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 04:10:03, skipping insertion in model container [2021-12-18 16:10:03,806 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 04:10:03" (3/3) ... [2021-12-18 16:10:03,812 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--scsi--sg.ko.cil.i [2021-12-18 16:10:03,817 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-18 16:10:03,817 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 44 error locations. [2021-12-18 16:10:03,864 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-18 16:10:03,869 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 [2021-12-18 16:10:03,870 INFO L340 AbstractCegarLoop]: Starting to check reachability of 44 error locations. [2021-12-18 16:10:04,015 INFO L276 IsEmpty]: Start isEmpty. Operand has 3813 states, 2580 states have (on average 1.3643410852713178) internal successors, (3520), 2726 states have internal predecessors, (3520), 1016 states have call successors, (1016), 173 states have call predecessors, (1016), 172 states have return successors, (989), 959 states have call predecessors, (989), 989 states have call successors, (989) [2021-12-18 16:10:04,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-12-18 16:10:04,020 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 16:10:04,021 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 16:10:04,021 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 42 more)] === [2021-12-18 16:10:04,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 16:10:04,030 INFO L85 PathProgramCache]: Analyzing trace with hash 1040395953, now seen corresponding path program 1 times [2021-12-18 16:10:04,036 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 16:10:04,037 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1211099244] [2021-12-18 16:10:04,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 16:10:04,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 16:10:04,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:04,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 16:10:04,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:04,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 16:10:04,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:04,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 16:10:04,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:04,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 16:10:04,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:04,493 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-12-18 16:10:04,493 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 16:10:04,493 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1211099244] [2021-12-18 16:10:04,494 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1211099244] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 16:10:04,494 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 16:10:04,494 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-18 16:10:04,495 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2030549468] [2021-12-18 16:10:04,496 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 16:10:04,498 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-18 16:10:04,498 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 16:10:04,514 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-18 16:10:04,515 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-18 16:10:04,522 INFO L87 Difference]: Start difference. First operand has 3813 states, 2580 states have (on average 1.3643410852713178) internal successors, (3520), 2726 states have internal predecessors, (3520), 1016 states have call successors, (1016), 173 states have call predecessors, (1016), 172 states have return successors, (989), 959 states have call predecessors, (989), 989 states have call successors, (989) Second operand has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 3 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2021-12-18 16:10:04,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 16:10:04,847 INFO L93 Difference]: Finished difference Result 7568 states and 11234 transitions. [2021-12-18 16:10:04,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-18 16:10:04,850 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 3 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) Word has length 34 [2021-12-18 16:10:04,851 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 16:10:04,890 INFO L225 Difference]: With dead ends: 7568 [2021-12-18 16:10:04,890 INFO L226 Difference]: Without dead ends: 3730 [2021-12-18 16:10:04,920 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-18 16:10:04,925 INFO L933 BasicCegarLoop]: 5320 mSDtfsCounter, 7 mSDsluCounter, 5311 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 10631 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-18 16:10:04,926 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7 Valid, 10631 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-18 16:10:04,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3730 states. [2021-12-18 16:10:05,144 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3730 to 3730. [2021-12-18 16:10:05,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3730 states, 2525 states have (on average 1.300990099009901) internal successors, (3285), 2645 states have internal predecessors, (3285), 989 states have call successors, (989), 173 states have call predecessors, (989), 172 states have return successors, (987), 957 states have call predecessors, (987), 987 states have call successors, (987) [2021-12-18 16:10:05,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3730 states to 3730 states and 5261 transitions. [2021-12-18 16:10:05,180 INFO L78 Accepts]: Start accepts. Automaton has 3730 states and 5261 transitions. Word has length 34 [2021-12-18 16:10:05,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 16:10:05,180 INFO L470 AbstractCegarLoop]: Abstraction has 3730 states and 5261 transitions. [2021-12-18 16:10:05,181 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 3 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2021-12-18 16:10:05,181 INFO L276 IsEmpty]: Start isEmpty. Operand 3730 states and 5261 transitions. [2021-12-18 16:10:05,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-12-18 16:10:05,182 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 16:10:05,182 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 16:10:05,182 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-18 16:10:05,182 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 42 more)] === [2021-12-18 16:10:05,183 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 16:10:05,183 INFO L85 PathProgramCache]: Analyzing trace with hash 906382447, now seen corresponding path program 1 times [2021-12-18 16:10:05,183 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 16:10:05,183 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1728627267] [2021-12-18 16:10:05,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 16:10:05,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 16:10:05,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:05,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 16:10:05,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:05,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 16:10:05,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:05,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 16:10:05,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:05,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 16:10:05,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:05,436 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-12-18 16:10:05,436 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 16:10:05,436 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1728627267] [2021-12-18 16:10:05,436 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1728627267] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 16:10:05,436 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 16:10:05,436 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-18 16:10:05,437 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [533571772] [2021-12-18 16:10:05,437 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 16:10:05,438 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-18 16:10:05,438 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 16:10:05,438 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-18 16:10:05,438 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-18 16:10:05,439 INFO L87 Difference]: Start difference. First operand 3730 states and 5261 transitions. Second operand has 5 states, 5 states have (on average 4.4) internal successors, (22), 4 states have internal predecessors, (22), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2021-12-18 16:10:05,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 16:10:05,746 INFO L93 Difference]: Finished difference Result 7396 states and 10434 transitions. [2021-12-18 16:10:05,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-18 16:10:05,747 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.4) internal successors, (22), 4 states have internal predecessors, (22), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 34 [2021-12-18 16:10:05,747 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 16:10:05,779 INFO L225 Difference]: With dead ends: 7396 [2021-12-18 16:10:05,779 INFO L226 Difference]: Without dead ends: 7394 [2021-12-18 16:10:05,784 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-12-18 16:10:05,786 INFO L933 BasicCegarLoop]: 10400 mSDtfsCounter, 5248 mSDsluCounter, 25965 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5249 SdHoareTripleChecker+Valid, 36365 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-18 16:10:05,786 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5249 Valid, 36365 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-18 16:10:05,794 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7394 states. [2021-12-18 16:10:05,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7394 to 7293. [2021-12-18 16:10:05,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7293 states, 4965 states have (on average 1.3049345417925478) internal successors, (6479), 5164 states have internal predecessors, (6479), 1946 states have call successors, (1946), 340 states have call predecessors, (1946), 339 states have return successors, (1944), 1880 states have call predecessors, (1944), 1944 states have call successors, (1944) [2021-12-18 16:10:06,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7293 states to 7293 states and 10369 transitions. [2021-12-18 16:10:06,018 INFO L78 Accepts]: Start accepts. Automaton has 7293 states and 10369 transitions. Word has length 34 [2021-12-18 16:10:06,018 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 16:10:06,018 INFO L470 AbstractCegarLoop]: Abstraction has 7293 states and 10369 transitions. [2021-12-18 16:10:06,019 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.4) internal successors, (22), 4 states have internal predecessors, (22), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2021-12-18 16:10:06,019 INFO L276 IsEmpty]: Start isEmpty. Operand 7293 states and 10369 transitions. [2021-12-18 16:10:06,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-12-18 16:10:06,022 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 16:10:06,022 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 16:10:06,022 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-18 16:10:06,022 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 42 more)] === [2021-12-18 16:10:06,023 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 16:10:06,023 INFO L85 PathProgramCache]: Analyzing trace with hash 1827904285, now seen corresponding path program 1 times [2021-12-18 16:10:06,023 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 16:10:06,023 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [804298671] [2021-12-18 16:10:06,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 16:10:06,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 16:10:06,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:06,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 16:10:06,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:06,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 16:10:06,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:06,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 16:10:06,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:06,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 16:10:06,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:06,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-18 16:10:06,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:06,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 16:10:06,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:06,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 16:10:06,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:06,241 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-12-18 16:10:06,241 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 16:10:06,241 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [804298671] [2021-12-18 16:10:06,242 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [804298671] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 16:10:06,242 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 16:10:06,242 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-18 16:10:06,242 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [568454443] [2021-12-18 16:10:06,242 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 16:10:06,242 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-18 16:10:06,242 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 16:10:06,243 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-18 16:10:06,243 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-18 16:10:06,243 INFO L87 Difference]: Start difference. First operand 7293 states and 10369 transitions. Second operand has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2021-12-18 16:10:06,430 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 16:10:06,431 INFO L93 Difference]: Finished difference Result 7293 states and 10369 transitions. [2021-12-18 16:10:06,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-18 16:10:06,431 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 53 [2021-12-18 16:10:06,431 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 16:10:06,468 INFO L225 Difference]: With dead ends: 7293 [2021-12-18 16:10:06,468 INFO L226 Difference]: Without dead ends: 7291 [2021-12-18 16:10:06,475 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-12-18 16:10:06,478 INFO L933 BasicCegarLoop]: 5248 mSDtfsCounter, 5241 mSDsluCounter, 10493 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5242 SdHoareTripleChecker+Valid, 15741 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-18 16:10:06,479 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5242 Valid, 15741 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-18 16:10:06,486 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7291 states. [2021-12-18 16:10:06,752 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7291 to 7291. [2021-12-18 16:10:06,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7291 states, 4964 states have (on average 1.3045930701047543) internal successors, (6476), 5162 states have internal predecessors, (6476), 1946 states have call successors, (1946), 340 states have call predecessors, (1946), 339 states have return successors, (1944), 1880 states have call predecessors, (1944), 1944 states have call successors, (1944) [2021-12-18 16:10:06,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7291 states to 7291 states and 10366 transitions. [2021-12-18 16:10:06,791 INFO L78 Accepts]: Start accepts. Automaton has 7291 states and 10366 transitions. Word has length 53 [2021-12-18 16:10:06,792 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 16:10:06,792 INFO L470 AbstractCegarLoop]: Abstraction has 7291 states and 10366 transitions. [2021-12-18 16:10:06,792 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2021-12-18 16:10:06,793 INFO L276 IsEmpty]: Start isEmpty. Operand 7291 states and 10366 transitions. [2021-12-18 16:10:06,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-12-18 16:10:06,797 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 16:10:06,797 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 16:10:06,797 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-18 16:10:06,798 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 42 more)] === [2021-12-18 16:10:06,798 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 16:10:06,798 INFO L85 PathProgramCache]: Analyzing trace with hash 862912825, now seen corresponding path program 1 times [2021-12-18 16:10:06,798 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 16:10:06,798 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1643084778] [2021-12-18 16:10:06,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 16:10:06,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 16:10:06,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:06,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 16:10:06,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:06,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 16:10:06,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:06,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 16:10:06,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:06,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 16:10:06,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:06,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-18 16:10:06,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:06,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 16:10:06,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:06,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 16:10:06,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:07,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-12-18 16:10:07,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:07,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-12-18 16:10:07,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:07,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 16:10:07,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:07,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-12-18 16:10:07,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:07,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2021-12-18 16:10:07,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:07,046 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2021-12-18 16:10:07,046 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 16:10:07,046 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1643084778] [2021-12-18 16:10:07,047 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1643084778] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 16:10:07,047 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 16:10:07,047 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-18 16:10:07,047 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1310786928] [2021-12-18 16:10:07,047 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 16:10:07,047 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-18 16:10:07,048 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 16:10:07,048 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-18 16:10:07,048 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-18 16:10:07,048 INFO L87 Difference]: Start difference. First operand 7291 states and 10366 transitions. Second operand has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2021-12-18 16:10:15,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 16:10:15,941 INFO L93 Difference]: Finished difference Result 15814 states and 22878 transitions. [2021-12-18 16:10:15,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-18 16:10:15,942 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (11), 3 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 85 [2021-12-18 16:10:15,942 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 16:10:16,032 INFO L225 Difference]: With dead ends: 15814 [2021-12-18 16:10:16,033 INFO L226 Difference]: Without dead ends: 15812 [2021-12-18 16:10:16,041 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-12-18 16:10:16,042 INFO L933 BasicCegarLoop]: 6589 mSDtfsCounter, 6825 mSDsluCounter, 18354 mSDsCounter, 0 mSdLazyCounter, 5860 mSolverCounterSat, 2619 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7596 SdHoareTripleChecker+Valid, 24943 SdHoareTripleChecker+Invalid, 8479 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2619 IncrementalHoareTripleChecker+Valid, 5860 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.3s IncrementalHoareTripleChecker+Time [2021-12-18 16:10:16,043 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7596 Valid, 24943 Invalid, 8479 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2619 Valid, 5860 Invalid, 0 Unknown, 0 Unchecked, 8.3s Time] [2021-12-18 16:10:16,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15812 states. [2021-12-18 16:10:16,541 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15812 to 14136. [2021-12-18 16:10:16,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14136 states, 9651 states have (on average 1.3077401305564191) internal successors, (12621), 10004 states have internal predecessors, (12621), 3812 states have call successors, (3812), 633 states have call predecessors, (3812), 632 states have return successors, (3814), 3680 states have call predecessors, (3814), 3810 states have call successors, (3814) [2021-12-18 16:10:16,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14136 states to 14136 states and 20247 transitions. [2021-12-18 16:10:16,656 INFO L78 Accepts]: Start accepts. Automaton has 14136 states and 20247 transitions. Word has length 85 [2021-12-18 16:10:16,656 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 16:10:16,656 INFO L470 AbstractCegarLoop]: Abstraction has 14136 states and 20247 transitions. [2021-12-18 16:10:16,658 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2021-12-18 16:10:16,658 INFO L276 IsEmpty]: Start isEmpty. Operand 14136 states and 20247 transitions. [2021-12-18 16:10:16,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-12-18 16:10:16,663 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 16:10:16,663 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 16:10:16,663 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-18 16:10:16,667 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 42 more)] === [2021-12-18 16:10:16,667 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 16:10:16,668 INFO L85 PathProgramCache]: Analyzing trace with hash -1297885510, now seen corresponding path program 1 times [2021-12-18 16:10:16,668 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 16:10:16,668 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1634131147] [2021-12-18 16:10:16,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 16:10:16,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 16:10:16,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:17,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 16:10:17,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:17,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 16:10:17,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:17,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 16:10:17,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:17,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 16:10:17,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:17,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-18 16:10:17,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:17,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 16:10:17,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:17,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 16:10:17,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:17,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-12-18 16:10:17,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:17,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-12-18 16:10:17,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:17,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 16:10:17,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:17,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-12-18 16:10:17,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:17,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2021-12-18 16:10:17,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:17,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2021-12-18 16:10:17,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:17,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2021-12-18 16:10:17,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:17,471 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2021-12-18 16:10:17,471 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 16:10:17,471 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1634131147] [2021-12-18 16:10:17,471 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1634131147] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 16:10:17,472 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 16:10:17,472 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-18 16:10:17,472 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1767293140] [2021-12-18 16:10:17,472 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 16:10:17,473 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-18 16:10:17,473 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 16:10:17,474 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-18 16:10:17,474 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-18 16:10:17,474 INFO L87 Difference]: Start difference. First operand 14136 states and 20247 transitions. Second operand has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2021-12-18 16:10:22,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 16:10:22,020 INFO L93 Difference]: Finished difference Result 15462 states and 22506 transitions. [2021-12-18 16:10:22,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-18 16:10:22,021 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (13), 3 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 98 [2021-12-18 16:10:22,022 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 16:10:22,099 INFO L225 Difference]: With dead ends: 15462 [2021-12-18 16:10:22,099 INFO L226 Difference]: Without dead ends: 15460 [2021-12-18 16:10:22,111 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-12-18 16:10:22,111 INFO L933 BasicCegarLoop]: 5174 mSDtfsCounter, 5891 mSDsluCounter, 11226 mSDsCounter, 0 mSdLazyCounter, 3131 mSolverCounterSat, 1656 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6495 SdHoareTripleChecker+Valid, 16400 SdHoareTripleChecker+Invalid, 4787 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1656 IncrementalHoareTripleChecker+Valid, 3131 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2021-12-18 16:10:22,112 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6495 Valid, 16400 Invalid, 4787 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1656 Valid, 3131 Invalid, 0 Unknown, 0 Unchecked, 4.1s Time] [2021-12-18 16:10:22,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15460 states. [2021-12-18 16:10:22,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15460 to 14134. [2021-12-18 16:10:22,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14134 states, 9650 states have (on average 1.3073575129533679) internal successors, (12616), 10002 states have internal predecessors, (12616), 3812 states have call successors, (3812), 633 states have call predecessors, (3812), 632 states have return successors, (3814), 3680 states have call predecessors, (3814), 3810 states have call successors, (3814) [2021-12-18 16:10:22,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14134 states to 14134 states and 20242 transitions. [2021-12-18 16:10:22,667 INFO L78 Accepts]: Start accepts. Automaton has 14134 states and 20242 transitions. Word has length 98 [2021-12-18 16:10:22,669 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 16:10:22,669 INFO L470 AbstractCegarLoop]: Abstraction has 14134 states and 20242 transitions. [2021-12-18 16:10:22,670 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2021-12-18 16:10:22,670 INFO L276 IsEmpty]: Start isEmpty. Operand 14134 states and 20242 transitions. [2021-12-18 16:10:22,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-12-18 16:10:22,672 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 16:10:22,672 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 16:10:22,672 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-12-18 16:10:22,673 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_linux_arch_io_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 42 more)] === [2021-12-18 16:10:22,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 16:10:22,673 INFO L85 PathProgramCache]: Analyzing trace with hash -836166426, now seen corresponding path program 1 times [2021-12-18 16:10:22,673 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 16:10:22,673 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1914060627] [2021-12-18 16:10:22,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 16:10:22,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 16:10:22,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:22,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 16:10:22,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:22,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 16:10:22,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:22,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 16:10:22,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:22,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 16:10:22,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:22,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-18 16:10:22,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:22,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 16:10:22,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:22,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 16:10:22,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:22,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-12-18 16:10:23,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:23,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-12-18 16:10:23,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:23,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2021-12-18 16:10:23,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:23,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-12-18 16:10:23,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:23,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 16:10:23,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:23,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2021-12-18 16:10:23,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:23,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-12-18 16:10:23,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:23,066 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2021-12-18 16:10:23,066 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 16:10:23,066 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1914060627] [2021-12-18 16:10:23,066 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1914060627] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 16:10:23,067 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 16:10:23,067 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-18 16:10:23,067 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1476613909] [2021-12-18 16:10:23,067 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 16:10:23,067 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-18 16:10:23,067 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 16:10:23,068 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-18 16:10:23,068 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-18 16:10:23,068 INFO L87 Difference]: Start difference. First operand 14134 states and 20242 transitions. Second operand has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 4 states have internal predecessors, (47), 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) [2021-12-18 16:10:29,065 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 16:10:29,066 INFO L93 Difference]: Finished difference Result 14134 states and 20242 transitions. [2021-12-18 16:10:29,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-18 16:10:29,066 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 4 states have internal predecessors, (47), 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 99 [2021-12-18 16:10:29,067 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 16:10:29,164 INFO L225 Difference]: With dead ends: 14134 [2021-12-18 16:10:29,165 INFO L226 Difference]: Without dead ends: 14132 [2021-12-18 16:10:29,170 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 [2021-12-18 16:10:29,175 INFO L933 BasicCegarLoop]: 4611 mSDtfsCounter, 8732 mSDsluCounter, 3453 mSDsCounter, 0 mSdLazyCounter, 4544 mSolverCounterSat, 4516 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9075 SdHoareTripleChecker+Valid, 8064 SdHoareTripleChecker+Invalid, 9060 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4516 IncrementalHoareTripleChecker+Valid, 4544 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.6s IncrementalHoareTripleChecker+Time [2021-12-18 16:10:29,176 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9075 Valid, 8064 Invalid, 9060 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4516 Valid, 4544 Invalid, 0 Unknown, 0 Unchecked, 5.6s Time] [2021-12-18 16:10:29,252 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14132 states. [2021-12-18 16:10:29,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14132 to 14132. [2021-12-18 16:10:29,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14132 states, 9649 states have (on average 1.307182091408436) internal successors, (12613), 10000 states have internal predecessors, (12613), 3812 states have call successors, (3812), 633 states have call predecessors, (3812), 632 states have return successors, (3814), 3680 states have call predecessors, (3814), 3810 states have call successors, (3814) [2021-12-18 16:10:29,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14132 states to 14132 states and 20239 transitions. [2021-12-18 16:10:29,836 INFO L78 Accepts]: Start accepts. Automaton has 14132 states and 20239 transitions. Word has length 99 [2021-12-18 16:10:29,837 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 16:10:29,837 INFO L470 AbstractCegarLoop]: Abstraction has 14132 states and 20239 transitions. [2021-12-18 16:10:29,838 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 4 states have internal predecessors, (47), 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) [2021-12-18 16:10:29,838 INFO L276 IsEmpty]: Start isEmpty. Operand 14132 states and 20239 transitions. [2021-12-18 16:10:29,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-12-18 16:10:29,843 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 16:10:29,843 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 16:10:29,843 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-12-18 16:10:29,843 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_linux_block_genhd_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 42 more)] === [2021-12-18 16:10:29,844 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 16:10:29,844 INFO L85 PathProgramCache]: Analyzing trace with hash 1302342138, now seen corresponding path program 1 times [2021-12-18 16:10:29,844 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 16:10:29,844 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [143633442] [2021-12-18 16:10:29,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 16:10:29,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 16:10:29,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:29,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 16:10:29,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:29,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 16:10:29,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:29,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 16:10:29,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:29,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 16:10:29,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:29,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-18 16:10:29,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:30,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 16:10:30,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:30,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 16:10:30,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:30,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-12-18 16:10:30,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:30,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-12-18 16:10:30,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:30,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2021-12-18 16:10:30,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:30,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-12-18 16:10:30,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:30,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 16:10:30,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:30,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2021-12-18 16:10:30,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:30,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-12-18 16:10:30,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:30,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-12-18 16:10:30,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:30,092 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2021-12-18 16:10:30,092 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 16:10:30,092 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [143633442] [2021-12-18 16:10:30,093 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [143633442] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 16:10:30,093 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 16:10:30,093 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-18 16:10:30,093 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [358365381] [2021-12-18 16:10:30,093 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 16:10:30,094 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-18 16:10:30,094 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 16:10:30,094 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-18 16:10:30,095 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-18 16:10:30,095 INFO L87 Difference]: Start difference. First operand 14132 states and 20239 transitions. Second operand has 6 states, 6 states have (on average 8.5) internal successors, (51), 4 states have internal predecessors, (51), 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) [2021-12-18 16:10:44,119 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 16:10:44,119 INFO L93 Difference]: Finished difference Result 28042 states and 40479 transitions. [2021-12-18 16:10:44,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-12-18 16:10:44,120 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 4 states have internal predecessors, (51), 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 105 [2021-12-18 16:10:44,120 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 16:10:44,301 INFO L225 Difference]: With dead ends: 28042 [2021-12-18 16:10:44,301 INFO L226 Difference]: Without dead ends: 28040 [2021-12-18 16:10:44,314 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2021-12-18 16:10:44,315 INFO L933 BasicCegarLoop]: 5151 mSDtfsCounter, 13566 mSDsluCounter, 5836 mSDsCounter, 0 mSdLazyCounter, 9906 mSolverCounterSat, 7740 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13869 SdHoareTripleChecker+Valid, 10987 SdHoareTripleChecker+Invalid, 17646 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7740 IncrementalHoareTripleChecker+Valid, 9906 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.1s IncrementalHoareTripleChecker+Time [2021-12-18 16:10:44,315 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [13869 Valid, 10987 Invalid, 17646 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7740 Valid, 9906 Invalid, 0 Unknown, 0 Unchecked, 13.1s Time] [2021-12-18 16:10:44,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28040 states. [2021-12-18 16:10:45,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28040 to 27727. [2021-12-18 16:10:45,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27727 states, 18964 states have (on average 1.3091120016874078) internal successors, (24826), 19617 states have internal predecessors, (24826), 7506 states have call successors, (7506), 1219 states have call predecessors, (7506), 1218 states have return successors, (7812), 7244 states have call predecessors, (7812), 7504 states have call successors, (7812) [2021-12-18 16:10:45,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27727 states to 27727 states and 40144 transitions. [2021-12-18 16:10:45,594 INFO L78 Accepts]: Start accepts. Automaton has 27727 states and 40144 transitions. Word has length 105 [2021-12-18 16:10:45,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 16:10:45,594 INFO L470 AbstractCegarLoop]: Abstraction has 27727 states and 40144 transitions. [2021-12-18 16:10:45,595 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 4 states have internal predecessors, (51), 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) [2021-12-18 16:10:45,595 INFO L276 IsEmpty]: Start isEmpty. Operand 27727 states and 40144 transitions. [2021-12-18 16:10:45,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-12-18 16:10:45,597 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 16:10:45,597 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 16:10:45,597 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-12-18 16:10:45,598 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_linux_block_queue_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 42 more)] === [2021-12-18 16:10:45,598 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 16:10:45,598 INFO L85 PathProgramCache]: Analyzing trace with hash -1803980593, now seen corresponding path program 1 times [2021-12-18 16:10:45,598 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 16:10:45,598 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1561456871] [2021-12-18 16:10:45,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 16:10:45,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 16:10:45,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:45,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 16:10:45,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:45,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 16:10:45,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:45,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 16:10:45,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:45,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 16:10:45,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:45,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-18 16:10:45,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:45,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 16:10:45,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:45,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 16:10:45,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:45,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-12-18 16:10:45,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:45,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-12-18 16:10:45,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:45,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2021-12-18 16:10:45,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:45,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-12-18 16:10:45,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:45,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 16:10:45,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:45,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2021-12-18 16:10:45,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:45,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-12-18 16:10:45,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:45,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-12-18 16:10:45,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:45,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2021-12-18 16:10:45,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:45,825 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2021-12-18 16:10:45,826 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 16:10:45,826 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1561456871] [2021-12-18 16:10:45,826 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1561456871] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 16:10:45,826 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 16:10:45,826 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-18 16:10:45,826 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2020134037] [2021-12-18 16:10:45,826 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 16:10:45,827 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-18 16:10:45,827 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 16:10:45,827 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-18 16:10:45,827 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-18 16:10:45,827 INFO L87 Difference]: Start difference. First operand 27727 states and 40144 transitions. Second operand has 6 states, 6 states have (on average 9.166666666666666) internal successors, (55), 4 states have internal predecessors, (55), 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) [2021-12-18 16:10:52,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 16:10:52,432 INFO L93 Difference]: Finished difference Result 27727 states and 40144 transitions. [2021-12-18 16:10:52,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-18 16:10:52,432 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.166666666666666) internal successors, (55), 4 states have internal predecessors, (55), 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 111 [2021-12-18 16:10:52,432 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 16:10:52,539 INFO L225 Difference]: With dead ends: 27727 [2021-12-18 16:10:52,540 INFO L226 Difference]: Without dead ends: 27725 [2021-12-18 16:10:52,556 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 [2021-12-18 16:10:52,556 INFO L933 BasicCegarLoop]: 4609 mSDtfsCounter, 8726 mSDsluCounter, 3453 mSDsCounter, 0 mSdLazyCounter, 4542 mSolverCounterSat, 4516 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9067 SdHoareTripleChecker+Valid, 8062 SdHoareTripleChecker+Invalid, 9058 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4516 IncrementalHoareTripleChecker+Valid, 4542 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.9s IncrementalHoareTripleChecker+Time [2021-12-18 16:10:52,557 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9067 Valid, 8062 Invalid, 9058 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4516 Valid, 4542 Invalid, 0 Unknown, 0 Unchecked, 5.9s Time] [2021-12-18 16:10:52,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27725 states. [2021-12-18 16:10:53,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27725 to 27725. [2021-12-18 16:10:53,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27725 states, 18963 states have (on average 1.3090228339397774) internal successors, (24823), 19615 states have internal predecessors, (24823), 7506 states have call successors, (7506), 1219 states have call predecessors, (7506), 1218 states have return successors, (7812), 7244 states have call predecessors, (7812), 7504 states have call successors, (7812) [2021-12-18 16:10:53,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27725 states to 27725 states and 40141 transitions. [2021-12-18 16:10:53,737 INFO L78 Accepts]: Start accepts. Automaton has 27725 states and 40141 transitions. Word has length 111 [2021-12-18 16:10:53,737 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 16:10:53,738 INFO L470 AbstractCegarLoop]: Abstraction has 27725 states and 40141 transitions. [2021-12-18 16:10:53,738 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.166666666666666) internal successors, (55), 4 states have internal predecessors, (55), 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) [2021-12-18 16:10:53,738 INFO L276 IsEmpty]: Start isEmpty. Operand 27725 states and 40141 transitions. [2021-12-18 16:10:53,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-12-18 16:10:53,740 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 16:10:53,740 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 16:10:53,740 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-12-18 16:10:53,740 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_linux_block_request_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 42 more)] === [2021-12-18 16:10:53,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 16:10:53,741 INFO L85 PathProgramCache]: Analyzing trace with hash -752911252, now seen corresponding path program 1 times [2021-12-18 16:10:53,741 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 16:10:53,741 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2052391733] [2021-12-18 16:10:53,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 16:10:53,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 16:10:53,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:53,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 16:10:53,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:53,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 16:10:53,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:53,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 16:10:53,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:53,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 16:10:53,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:53,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-18 16:10:53,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:53,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 16:10:53,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:53,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 16:10:53,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:53,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-12-18 16:10:53,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:53,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-12-18 16:10:53,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:53,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2021-12-18 16:10:53,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:53,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-12-18 16:10:53,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:53,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 16:10:53,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:53,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2021-12-18 16:10:53,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:53,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-12-18 16:10:53,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:53,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-12-18 16:10:53,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:53,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2021-12-18 16:10:53,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:53,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2021-12-18 16:10:53,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:10:53,965 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2021-12-18 16:10:53,965 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 16:10:53,965 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2052391733] [2021-12-18 16:10:53,965 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2052391733] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 16:10:53,965 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 16:10:53,965 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-18 16:10:53,965 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [362528423] [2021-12-18 16:10:53,966 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 16:10:53,966 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-18 16:10:53,966 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 16:10:53,967 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-18 16:10:53,967 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-18 16:10:53,967 INFO L87 Difference]: Start difference. First operand 27725 states and 40141 transitions. Second operand has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 4 states have internal predecessors, (59), 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) [2021-12-18 16:11:08,356 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 16:11:08,356 INFO L93 Difference]: Finished difference Result 54114 states and 79230 transitions. [2021-12-18 16:11:08,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-18 16:11:08,360 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 4 states have internal predecessors, (59), 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 117 [2021-12-18 16:11:08,360 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 16:11:08,697 INFO L225 Difference]: With dead ends: 54114 [2021-12-18 16:11:08,697 INFO L226 Difference]: Without dead ends: 54112 [2021-12-18 16:11:08,719 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2021-12-18 16:11:08,721 INFO L933 BasicCegarLoop]: 5133 mSDtfsCounter, 13424 mSDsluCounter, 5595 mSDsCounter, 0 mSdLazyCounter, 9805 mSolverCounterSat, 7625 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13725 SdHoareTripleChecker+Valid, 10728 SdHoareTripleChecker+Invalid, 17430 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7625 IncrementalHoareTripleChecker+Valid, 9805 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.7s IncrementalHoareTripleChecker+Time [2021-12-18 16:11:08,721 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [13725 Valid, 10728 Invalid, 17430 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7625 Valid, 9805 Invalid, 0 Unknown, 0 Unchecked, 12.7s Time] [2021-12-18 16:11:08,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54112 states. [2021-12-18 16:11:10,591 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54112 to 53963. [2021-12-18 16:11:10,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 53963 states, 36983 states have (on average 1.312251575047995) internal successors, (48531), 38243 states have internal predecessors, (48531), 14571 states have call successors, (14571), 2372 states have call predecessors, (14571), 2371 states have return successors, (15989), 14045 states have call predecessors, (15989), 14569 states have call successors, (15989) [2021-12-18 16:11:11,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53963 states to 53963 states and 79091 transitions. [2021-12-18 16:11:11,123 INFO L78 Accepts]: Start accepts. Automaton has 53963 states and 79091 transitions. Word has length 117 [2021-12-18 16:11:11,123 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 16:11:11,123 INFO L470 AbstractCegarLoop]: Abstraction has 53963 states and 79091 transitions. [2021-12-18 16:11:11,123 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 4 states have internal predecessors, (59), 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) [2021-12-18 16:11:11,124 INFO L276 IsEmpty]: Start isEmpty. Operand 53963 states and 79091 transitions. [2021-12-18 16:11:11,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-12-18 16:11:11,125 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 16:11:11,125 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 16:11:11,125 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-12-18 16:11:11,125 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_linux_drivers_base_class_destroy_classErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 42 more)] === [2021-12-18 16:11:11,126 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 16:11:11,126 INFO L85 PathProgramCache]: Analyzing trace with hash 1820756397, now seen corresponding path program 1 times [2021-12-18 16:11:11,126 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 16:11:11,126 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [855060663] [2021-12-18 16:11:11,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 16:11:11,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 16:11:11,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:11:11,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 16:11:11,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:11:11,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 16:11:11,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:11:11,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 16:11:11,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:11:11,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 16:11:11,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:11:11,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-18 16:11:11,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:11:11,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 16:11:11,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:11:11,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 16:11:11,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:11:11,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-12-18 16:11:11,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:11:11,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-12-18 16:11:11,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:11:11,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2021-12-18 16:11:11,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:11:11,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-12-18 16:11:11,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:11:11,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 16:11:11,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:11:11,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2021-12-18 16:11:11,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:11:11,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-12-18 16:11:11,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:11:11,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2021-12-18 16:11:11,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:11:11,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-12-18 16:11:11,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:11:11,351 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2021-12-18 16:11:11,351 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 16:11:11,351 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [855060663] [2021-12-18 16:11:11,351 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [855060663] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 16:11:11,351 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 16:11:11,352 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-18 16:11:11,352 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1384836868] [2021-12-18 16:11:11,352 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 16:11:11,352 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-18 16:11:11,352 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 16:11:11,352 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-18 16:11:11,353 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-18 16:11:11,353 INFO L87 Difference]: Start difference. First operand 53963 states and 79091 transitions. Second operand has 5 states, 5 states have (on average 12.0) internal successors, (60), 3 states have internal predecessors, (60), 3 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2021-12-18 16:11:24,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 16:11:24,660 INFO L93 Difference]: Finished difference Result 160783 states and 237463 transitions. [2021-12-18 16:11:24,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-18 16:11:24,661 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 3 states have internal predecessors, (60), 3 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) Word has length 118 [2021-12-18 16:11:24,661 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 16:11:25,400 INFO L225 Difference]: With dead ends: 160783 [2021-12-18 16:11:25,400 INFO L226 Difference]: Without dead ends: 106830 [2021-12-18 16:11:25,642 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-12-18 16:11:25,642 INFO L933 BasicCegarLoop]: 4960 mSDtfsCounter, 13727 mSDsluCounter, 3229 mSDsCounter, 0 mSdLazyCounter, 5741 mSolverCounterSat, 7656 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14042 SdHoareTripleChecker+Valid, 8189 SdHoareTripleChecker+Invalid, 13397 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7656 IncrementalHoareTripleChecker+Valid, 5741 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.5s IncrementalHoareTripleChecker+Time [2021-12-18 16:11:25,642 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [14042 Valid, 8189 Invalid, 13397 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7656 Valid, 5741 Invalid, 0 Unknown, 0 Unchecked, 9.5s Time] [2021-12-18 16:11:25,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106830 states. [2021-12-18 16:11:30,375 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106830 to 106521. [2021-12-18 16:11:30,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 106521 states, 73057 states have (on average 1.3137823890934477) internal successors, (95981), 75517 states have internal predecessors, (95981), 28769 states have call successors, (28769), 4658 states have call predecessors, (28769), 4657 states have return successors, (33327), 27731 states have call predecessors, (33327), 28767 states have call successors, (33327) [2021-12-18 16:11:31,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106521 states to 106521 states and 158077 transitions. [2021-12-18 16:11:31,361 INFO L78 Accepts]: Start accepts. Automaton has 106521 states and 158077 transitions. Word has length 118 [2021-12-18 16:11:31,361 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 16:11:31,361 INFO L470 AbstractCegarLoop]: Abstraction has 106521 states and 158077 transitions. [2021-12-18 16:11:31,362 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 3 states have internal predecessors, (60), 3 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2021-12-18 16:11:31,362 INFO L276 IsEmpty]: Start isEmpty. Operand 106521 states and 158077 transitions. [2021-12-18 16:11:31,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-12-18 16:11:31,363 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 16:11:31,363 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 16:11:31,364 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-12-18 16:11:31,364 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_linux_drivers_base_class_destroy_classErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 42 more)] === [2021-12-18 16:11:31,364 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 16:11:31,364 INFO L85 PathProgramCache]: Analyzing trace with hash 782171823, now seen corresponding path program 1 times [2021-12-18 16:11:31,364 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 16:11:31,364 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1088933421] [2021-12-18 16:11:31,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 16:11:31,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 16:11:31,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:11:31,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 16:11:31,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:11:31,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 16:11:31,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:11:31,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 16:11:31,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:11:31,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 16:11:31,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:11:31,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-18 16:11:31,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:11:31,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 16:11:31,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:11:31,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 16:11:31,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:11:31,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-12-18 16:11:31,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:11:31,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-12-18 16:11:31,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:11:31,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2021-12-18 16:11:31,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:11:31,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-12-18 16:11:31,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:11:31,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 16:11:31,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:11:31,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2021-12-18 16:11:31,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:11:31,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-12-18 16:11:31,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:11:31,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2021-12-18 16:11:31,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:11:31,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-12-18 16:11:31,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:11:31,655 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2021-12-18 16:11:31,655 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 16:11:31,655 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1088933421] [2021-12-18 16:11:31,655 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1088933421] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 16:11:31,656 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 16:11:31,656 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-12-18 16:11:31,656 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [147256038] [2021-12-18 16:11:31,656 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 16:11:31,656 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-12-18 16:11:31,657 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 16:11:31,657 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-12-18 16:11:31,658 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2021-12-18 16:11:31,658 INFO L87 Difference]: Start difference. First operand 106521 states and 158077 transitions. Second operand has 8 states, 7 states have (on average 8.571428571428571) internal successors, (60), 5 states have internal predecessors, (60), 4 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2021-12-18 16:11:53,240 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 16:11:53,240 INFO L93 Difference]: Finished difference Result 160525 states and 237784 transitions. [2021-12-18 16:11:53,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-12-18 16:11:53,241 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 8.571428571428571) internal successors, (60), 5 states have internal predecessors, (60), 4 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) Word has length 118 [2021-12-18 16:11:53,241 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 16:11:54,094 INFO L225 Difference]: With dead ends: 160525 [2021-12-18 16:11:54,094 INFO L226 Difference]: Without dead ends: 159574 [2021-12-18 16:11:54,169 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=59, Invalid=151, Unknown=0, NotChecked=0, Total=210 [2021-12-18 16:11:54,170 INFO L933 BasicCegarLoop]: 5386 mSDtfsCounter, 12875 mSDsluCounter, 10641 mSDsCounter, 0 mSdLazyCounter, 18568 mSolverCounterSat, 7565 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13165 SdHoareTripleChecker+Valid, 16027 SdHoareTripleChecker+Invalid, 26133 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7565 IncrementalHoareTripleChecker+Valid, 18568 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.4s IncrementalHoareTripleChecker+Time [2021-12-18 16:11:54,170 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [13165 Valid, 16027 Invalid, 26133 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7565 Valid, 18568 Invalid, 0 Unknown, 0 Unchecked, 16.4s Time] [2021-12-18 16:11:54,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159574 states. [2021-12-18 16:12:00,001 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159574 to 106169. [2021-12-18 16:12:00,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 106169 states, 72823 states have (on average 1.313678370844376) internal successors, (95666), 75278 states have internal predecessors, (95666), 28649 states have call successors, (28649), 4660 states have call predecessors, (28649), 4659 states have return successors, (33181), 27614 states have call predecessors, (33181), 28647 states have call successors, (33181) [2021-12-18 16:12:00,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106169 states to 106169 states and 157496 transitions. [2021-12-18 16:12:00,980 INFO L78 Accepts]: Start accepts. Automaton has 106169 states and 157496 transitions. Word has length 118 [2021-12-18 16:12:00,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 16:12:00,981 INFO L470 AbstractCegarLoop]: Abstraction has 106169 states and 157496 transitions. [2021-12-18 16:12:00,981 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 8.571428571428571) internal successors, (60), 5 states have internal predecessors, (60), 4 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2021-12-18 16:12:00,981 INFO L276 IsEmpty]: Start isEmpty. Operand 106169 states and 157496 transitions. [2021-12-18 16:12:00,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-12-18 16:12:00,984 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 16:12:00,984 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 16:12:00,985 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-12-18 16:12:00,985 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_linux_drivers_base_class_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 42 more)] === [2021-12-18 16:12:00,985 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 16:12:00,986 INFO L85 PathProgramCache]: Analyzing trace with hash -2108737805, now seen corresponding path program 1 times [2021-12-18 16:12:00,986 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 16:12:00,986 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1172467179] [2021-12-18 16:12:00,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 16:12:00,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 16:12:01,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:12:01,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 16:12:01,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:12:01,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 16:12:01,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:12:01,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 16:12:01,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:12:01,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 16:12:01,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:12:01,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-18 16:12:01,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:12:01,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 16:12:01,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:12:01,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 16:12:01,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:12:01,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-12-18 16:12:01,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:12:01,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-12-18 16:12:01,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:12:01,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2021-12-18 16:12:01,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:12:01,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-12-18 16:12:01,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:12:01,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 16:12:01,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:12:01,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2021-12-18 16:12:01,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:12:01,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-12-18 16:12:01,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:12:01,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-12-18 16:12:01,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:12:01,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2021-12-18 16:12:01,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:12:01,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2021-12-18 16:12:01,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:12:01,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-18 16:12:01,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:12:01,190 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2021-12-18 16:12:01,190 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 16:12:01,190 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1172467179] [2021-12-18 16:12:01,190 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1172467179] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 16:12:01,190 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 16:12:01,190 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-18 16:12:01,190 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [232034767] [2021-12-18 16:12:01,191 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 16:12:01,191 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-18 16:12:01,191 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 16:12:01,191 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-18 16:12:01,192 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-18 16:12:01,192 INFO L87 Difference]: Start difference. First operand 106169 states and 157496 transitions. Second operand has 6 states, 6 states have (on average 10.5) internal successors, (63), 4 states have internal predecessors, (63), 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) [2021-12-18 16:12:15,771 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 16:12:19,766 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 16:12:19,767 INFO L93 Difference]: Finished difference Result 159641 states and 236764 transitions. [2021-12-18 16:12:19,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-12-18 16:12:19,767 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.5) internal successors, (63), 4 states have internal predecessors, (63), 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 123 [2021-12-18 16:12:19,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 16:12:20,821 INFO L225 Difference]: With dead ends: 159641 [2021-12-18 16:12:20,822 INFO L226 Difference]: Without dead ends: 159639 [2021-12-18 16:12:20,894 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2021-12-18 16:12:20,897 INFO L933 BasicCegarLoop]: 5550 mSDtfsCounter, 13011 mSDsluCounter, 6131 mSDsCounter, 0 mSdLazyCounter, 10085 mSolverCounterSat, 7498 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13348 SdHoareTripleChecker+Valid, 11681 SdHoareTripleChecker+Invalid, 17583 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7498 IncrementalHoareTripleChecker+Valid, 10085 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.4s IncrementalHoareTripleChecker+Time [2021-12-18 16:12:20,897 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [13348 Valid, 11681 Invalid, 17583 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7498 Valid, 10085 Invalid, 0 Unknown, 0 Unchecked, 13.4s Time] [2021-12-18 16:12:21,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159639 states. [2021-12-18 16:12:28,145 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159639 to 159257. [2021-12-18 16:12:28,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 159257 states, 109242 states have (on average 1.313707182219293) internal successors, (143512), 112904 states have internal predecessors, (143512), 43003 states have call successors, (43003), 6975 states have call predecessors, (43003), 6974 states have return successors, (49825), 41451 states have call predecessors, (49825), 43001 states have call successors, (49825) [2021-12-18 16:12:29,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159257 states to 159257 states and 236340 transitions. [2021-12-18 16:12:29,994 INFO L78 Accepts]: Start accepts. Automaton has 159257 states and 236340 transitions. Word has length 123 [2021-12-18 16:12:29,995 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 16:12:29,995 INFO L470 AbstractCegarLoop]: Abstraction has 159257 states and 236340 transitions. [2021-12-18 16:12:29,995 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.5) internal successors, (63), 4 states have internal predecessors, (63), 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) [2021-12-18 16:12:29,995 INFO L276 IsEmpty]: Start isEmpty. Operand 159257 states and 236340 transitions. [2021-12-18 16:12:29,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-12-18 16:12:29,997 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 16:12:29,997 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 16:12:29,997 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-12-18 16:12:29,997 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_linux_usb_gadget_destroy_classErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 42 more)] === [2021-12-18 16:12:29,997 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 16:12:29,997 INFO L85 PathProgramCache]: Analyzing trace with hash 574839046, now seen corresponding path program 1 times [2021-12-18 16:12:29,997 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 16:12:29,997 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [459375499] [2021-12-18 16:12:29,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 16:12:29,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 16:12:30,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:12:30,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 16:12:30,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:12:30,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-18 16:12:30,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:12:30,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 16:12:30,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:12:30,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 16:12:30,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:12:30,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-18 16:12:30,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:12:30,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 16:12:30,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:12:30,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 16:12:30,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:12:30,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-12-18 16:12:30,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:12:30,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-12-18 16:12:30,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:12:30,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2021-12-18 16:12:30,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:12:30,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-12-18 16:12:30,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:12:30,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 16:12:30,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:12:30,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2021-12-18 16:12:30,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:12:30,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-12-18 16:12:30,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:12:30,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2021-12-18 16:12:30,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:12:30,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2021-12-18 16:12:30,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:12:30,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2021-12-18 16:12:30,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 16:12:30,223 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2021-12-18 16:12:30,224 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 16:12:30,224 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [459375499] [2021-12-18 16:12:30,224 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [459375499] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 16:12:30,224 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 16:12:30,224 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-18 16:12:30,224 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1610560871] [2021-12-18 16:12:30,224 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 16:12:30,225 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-18 16:12:30,225 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 16:12:30,225 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-18 16:12:30,225 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-12-18 16:12:30,225 INFO L87 Difference]: Start difference. First operand 159257 states and 236340 transitions. Second operand has 7 states, 7 states have (on average 9.0) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (16), 5 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2021-12-18 16:12:39,965 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 []