./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 0f8a17c6 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 0.2.1-dev-0f8a17c [2021-11-17 13:12:27,709 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-17 13:12:27,723 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-17 13:12:27,742 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-17 13:12:27,743 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-17 13:12:27,746 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-17 13:12:27,748 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-17 13:12:27,752 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-17 13:12:27,753 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-17 13:12:27,755 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-17 13:12:27,755 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-17 13:12:27,756 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-17 13:12:27,757 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-17 13:12:27,757 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-17 13:12:27,759 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-17 13:12:27,761 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-17 13:12:27,763 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-17 13:12:27,765 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-17 13:12:27,766 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-17 13:12:27,772 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-17 13:12:27,775 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-17 13:12:27,778 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-17 13:12:27,779 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-17 13:12:27,780 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-17 13:12:27,781 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-17 13:12:27,784 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-17 13:12:27,784 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-17 13:12:27,785 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-17 13:12:27,786 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-17 13:12:27,786 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-17 13:12:27,787 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-17 13:12:27,788 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-17 13:12:27,788 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-17 13:12:27,789 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-17 13:12:27,790 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-17 13:12:27,790 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-17 13:12:27,791 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-17 13:12:27,791 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-17 13:12:27,792 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-17 13:12:27,793 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-17 13:12:27,793 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-17 13:12:27,794 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-17 13:12:27,817 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-17 13:12:27,817 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-17 13:12:27,818 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-17 13:12:27,818 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-17 13:12:27,819 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-17 13:12:27,819 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-17 13:12:27,820 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-17 13:12:27,820 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-17 13:12:27,820 INFO L138 SettingsManager]: * Use SBE=true [2021-11-17 13:12:27,820 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-17 13:12:27,821 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-17 13:12:27,821 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-17 13:12:27,821 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-17 13:12:27,821 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-17 13:12:27,821 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-17 13:12:27,821 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-17 13:12:27,822 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-17 13:12:27,822 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-17 13:12:27,822 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-17 13:12:27,822 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-17 13:12:27,822 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-17 13:12:27,822 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-17 13:12:27,822 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-17 13:12:27,823 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-17 13:12:27,823 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-17 13:12:27,823 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-17 13:12:27,823 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-17 13:12:27,823 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-17 13:12:27,823 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-17 13:12:27,823 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-17 13:12:27,824 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-17 13:12:27,824 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 25874e59c1cc513c0df08f21d6ee454d422ce2eea441a446fa3179c403897e38 [2021-11-17 13:12:28,026 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-17 13:12:28,052 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-17 13:12:28,054 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-17 13:12:28,055 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-17 13:12:28,057 INFO L275 PluginConnector]: CDTParser initialized [2021-11-17 13:12:28,058 INFO L432 ainManager$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 [2021-11-17 13:12:28,115 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a4adbd7b8/8b7ea1564e404b0bbc9a2ffcfd5a9e7a/FLAG326de8c41 [2021-11-17 13:12:28,781 INFO L306 CDTParser]: Found 1 translation units. [2021-11-17 13:12:28,781 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 [2021-11-17 13:12:28,824 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a4adbd7b8/8b7ea1564e404b0bbc9a2ffcfd5a9e7a/FLAG326de8c41 [2021-11-17 13:12:29,079 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a4adbd7b8/8b7ea1564e404b0bbc9a2ffcfd5a9e7a [2021-11-17 13:12:29,081 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-17 13:12:29,082 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-17 13:12:29,083 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-17 13:12:29,083 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-17 13:12:29,085 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-17 13:12:29,086 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 01:12:29" (1/1) ... [2021-11-17 13:12:29,087 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ec772fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:12:29, skipping insertion in model container [2021-11-17 13:12:29,087 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 01:12:29" (1/1) ... [2021-11-17 13:12:29,092 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-17 13:12:29,223 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-17 13:12:32,109 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[625473,625486] [2021-11-17 13:12:32,111 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[625618,625631] [2021-11-17 13:12:32,112 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[625764,625777] [2021-11-17 13:12:32,113 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[625929,625942] [2021-11-17 13:12:32,113 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[626087,626100] [2021-11-17 13:12:32,114 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[626245,626258] [2021-11-17 13:12:32,114 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[626403,626416] [2021-11-17 13:12:32,114 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[626563,626576] [2021-11-17 13:12:32,115 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[626722,626735] [2021-11-17 13:12:32,115 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[626861,626874] [2021-11-17 13:12:32,115 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[627003,627016] [2021-11-17 13:12:32,116 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[627152,627165] [2021-11-17 13:12:32,116 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[627291,627304] [2021-11-17 13:12:32,116 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[627446,627459] [2021-11-17 13:12:32,117 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[627606,627619] [2021-11-17 13:12:32,119 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[627757,627770] [2021-11-17 13:12:32,120 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[627908,627921] [2021-11-17 13:12:32,132 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,133 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,133 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,133 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,134 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[628663,628676] [2021-11-17 13:12:32,134 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[628819,628832] [2021-11-17 13:12:32,134 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[628972,628985] [2021-11-17 13:12:32,135 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[629118,629131] [2021-11-17 13:12:32,136 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[629261,629274] [2021-11-17 13:12:32,139 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[629413,629426] [2021-11-17 13:12:32,139 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[629559,629572] [2021-11-17 13:12:32,139 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[629704,629717] [2021-11-17 13:12:32,140 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[629858,629871] [2021-11-17 13:12:32,141 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[630009,630022] [2021-11-17 13:12:32,142 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[630164,630177] [2021-11-17 13:12:32,142 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[630316,630329] [2021-11-17 13:12:32,142 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[630471,630484] [2021-11-17 13:12:32,143 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[630635,630648] [2021-11-17 13:12:32,143 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[630791,630804] [2021-11-17 13:12:32,144 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[630955,630968] [2021-11-17 13:12:32,144 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[631097,631110] [2021-11-17 13:12:32,144 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[631255,631268] [2021-11-17 13:12:32,145 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[631422,631435] [2021-11-17 13:12:32,145 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[631581,631594] [2021-11-17 13:12:32,146 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[631740,631753] [2021-11-17 13:12:32,146 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[631889,631902] [2021-11-17 13:12:32,146 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[632036,632049] [2021-11-17 13:12:32,146 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[632175,632188] [2021-11-17 13:12:32,147 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[632338,632351] [2021-11-17 13:12:32,147 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[632504,632517] [2021-11-17 13:12:32,148 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[632668,632681] [2021-11-17 13:12:32,148 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[632833,632846] [2021-11-17 13:12:32,148 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[632998,633011] [2021-11-17 13:12:32,149 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[633164,633177] [2021-11-17 13:12:32,149 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[633329,633342] [2021-11-17 13:12:32,149 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[633496,633509] [2021-11-17 13:12:32,149 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[633656,633669] [2021-11-17 13:12:32,150 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[633818,633831] [2021-11-17 13:12:32,150 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[633977,633990] [2021-11-17 13:12:32,150 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[634123,634136] [2021-11-17 13:12:32,153 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[634266,634279] [2021-11-17 13:12:32,153 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[634410,634423] [2021-11-17 13:12:32,154 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[634553,634566] [2021-11-17 13:12:32,154 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[634697,634710] [2021-11-17 13:12:32,155 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[634838,634851] [2021-11-17 13:12:32,155 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[634976,634989] [2021-11-17 13:12:32,155 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[635134,635147] [2021-11-17 13:12:32,155 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[635293,635306] [2021-11-17 13:12:32,156 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,156 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,156 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,156 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,157 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,157 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,157 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,157 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,158 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[636654,636667] [2021-11-17 13:12:32,158 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[636804,636817] [2021-11-17 13:12:32,158 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[636951,636964] [2021-11-17 13:12:32,158 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[637102,637115] [2021-11-17 13:12:32,159 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,159 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,159 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,160 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,163 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[637903,637916] [2021-11-17 13:12:32,163 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[638071,638084] [2021-11-17 13:12:32,163 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[638221,638234] [2021-11-17 13:12:32,164 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[638368,638381] [2021-11-17 13:12:32,164 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[638529,638542] [2021-11-17 13:12:32,164 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[638699,638712] [2021-11-17 13:12:32,165 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,187 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-17 13:12:32,222 INFO L203 MainTranslator]: Completed pre-run [2021-11-17 13:12:32,562 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,562 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,563 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,563 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,564 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,564 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,564 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,565 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,565 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,565 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,566 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,566 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,567 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,567 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,567 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,567 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,567 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,568 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,568 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,568 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,568 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,569 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,569 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,569 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,570 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,570 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,570 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,570 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,571 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,571 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,571 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,571 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,572 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,572 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,572 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,573 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,573 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,573 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,574 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,574 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,575 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,575 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,575 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,575 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,576 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,576 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,576 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,576 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,577 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,577 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,577 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,577 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,578 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,578 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,578 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,578 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,579 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,579 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,579 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,582 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,582 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,583 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,584 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,586 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,586 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,586 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,587 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,587 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,588 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,588 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,588 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,588 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,592 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,593 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,593 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,593 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,593 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,594 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,594 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,595 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,595 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,596 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,596 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,596 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,596 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,597 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,597 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,597 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-17 13:12:32,601 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-17 13:12:32,764 INFO L208 MainTranslator]: Completed translation [2021-11-17 13:12:32,765 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:12:32 WrapperNode [2021-11-17 13:12:32,765 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-17 13:12:32,766 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-17 13:12:32,766 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-17 13:12:32,766 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-17 13:12:32,770 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:12:32" (1/1) ... [2021-11-17 13:12:32,898 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:12:32" (1/1) ... [2021-11-17 13:12:33,127 INFO L137 Inliner]: procedures = 767, calls = 3589, calls flagged for inlining = 392, calls inlined = 328, statements flattened = 11159 [2021-11-17 13:12:33,127 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-17 13:12:33,128 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-17 13:12:33,128 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-17 13:12:33,128 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-17 13:12:33,134 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:12:32" (1/1) ... [2021-11-17 13:12:33,135 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:12:32" (1/1) ... [2021-11-17 13:12:33,170 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:12:32" (1/1) ... [2021-11-17 13:12:33,170 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:12:32" (1/1) ... [2021-11-17 13:12:33,278 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:12:32" (1/1) ... [2021-11-17 13:12:33,297 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:12:32" (1/1) ... [2021-11-17 13:12:33,415 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:12:32" (1/1) ... [2021-11-17 13:12:33,468 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-17 13:12:33,469 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-17 13:12:33,469 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-17 13:12:33,469 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-17 13:12:33,478 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:12:32" (1/1) ... [2021-11-17 13:12:33,483 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-17 13:12:33,490 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-17 13:12:33,508 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) [2021-11-17 13:12:33,512 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 [2021-11-17 13:12:33,535 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-11-17 13:12:33,535 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-11-17 13:12:33,535 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_gadget__class_registration_with_usb_gadget [2021-11-17 13:12:33,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_gadget__class_registration_with_usb_gadget [2021-11-17 13:12:33,535 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2021-11-17 13:12:33,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2021-11-17 13:12:33,535 INFO L130 BoogieDeclarations]: Found specification of procedure sg_rq_end_io_usercontext [2021-11-17 13:12:33,536 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_rq_end_io_usercontext [2021-11-17 13:12:33,536 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2021-11-17 13:12:33,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2021-11-17 13:12:33,536 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-17 13:12:33,536 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-17 13:12:33,536 INFO L130 BoogieDeclarations]: Found specification of procedure seq_puts [2021-11-17 13:12:33,536 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_puts [2021-11-17 13:12:33,536 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2021-11-17 13:12:33,536 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2021-11-17 13:12:33,536 INFO L130 BoogieDeclarations]: Found specification of procedure srp_done [2021-11-17 13:12:33,537 INFO L138 BoogieDeclarations]: Found implementation of procedure srp_done [2021-11-17 13:12:33,537 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_block_when_processing_errors [2021-11-17 13:12:33,537 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_block_when_processing_errors [2021-11-17 13:12:33,537 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-17 13:12:33,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-17 13:12:33,537 INFO L130 BoogieDeclarations]: Found specification of procedure sg_read [2021-11-17 13:12:33,537 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_read [2021-11-17 13:12:33,537 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2021-11-17 13:12:33,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2021-11-17 13:12:33,537 INFO L130 BoogieDeclarations]: Found specification of procedure sg_mmap [2021-11-17 13:12:33,538 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_mmap [2021-11-17 13:12:33,538 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2021-11-17 13:12:33,538 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2021-11-17 13:12:33,538 INFO L130 BoogieDeclarations]: Found specification of procedure sg_res_in_use [2021-11-17 13:12:33,538 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_res_in_use [2021-11-17 13:12:33,538 INFO L130 BoogieDeclarations]: Found specification of procedure __put_user_bad [2021-11-17 13:12:33,538 INFO L130 BoogieDeclarations]: Found specification of procedure max_sectors_bytes [2021-11-17 13:12:33,538 INFO L138 BoogieDeclarations]: Found implementation of procedure max_sectors_bytes [2021-11-17 13:12:33,538 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_device_put [2021-11-17 13:12:33,538 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_device_put [2021-11-17 13:12:33,539 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2021-11-17 13:12:33,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2021-11-17 13:12:33,539 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2021-11-17 13:12:33,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2021-11-17 13:12:33,539 INFO L130 BoogieDeclarations]: Found specification of procedure sg_common_write [2021-11-17 13:12:33,539 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_common_write [2021-11-17 13:12:33,539 INFO L130 BoogieDeclarations]: Found specification of procedure sg_proc_seq_show_devstrs [2021-11-17 13:12:33,539 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_proc_seq_show_devstrs [2021-11-17 13:12:33,539 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-11-17 13:12:33,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-11-17 13:12:33,540 INFO L130 BoogieDeclarations]: Found specification of procedure remove_proc_entry [2021-11-17 13:12:33,540 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_proc_entry [2021-11-17 13:12:33,540 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-17 13:12:33,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-17 13:12:33,540 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2021-11-17 13:12:33,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2021-11-17 13:12:33,540 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_cdev_del [2021-11-17 13:12:33,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_cdev_del [2021-11-17 13:12:33,540 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-17 13:12:33,540 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2021-11-17 13:12:33,541 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2021-11-17 13:12:33,541 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_write_unlock [2021-11-17 13:12:33,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_write_unlock [2021-11-17 13:12:33,541 INFO L130 BoogieDeclarations]: Found specification of procedure __chk_range_not_ok [2021-11-17 13:12:33,541 INFO L138 BoogieDeclarations]: Found implementation of procedure __chk_range_not_ok [2021-11-17 13:12:33,541 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-17 13:12:33,541 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-17 13:12:33,541 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2021-11-17 13:12:33,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2021-11-17 13:12:33,541 INFO L130 BoogieDeclarations]: Found specification of procedure sg_add_device [2021-11-17 13:12:33,542 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_add_device [2021-11-17 13:12:33,542 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2021-11-17 13:12:33,542 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2021-11-17 13:12:33,542 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-17 13:12:33,542 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-11-17 13:12:33,542 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-11-17 13:12:33,542 INFO L130 BoogieDeclarations]: Found specification of procedure sg_allow_access [2021-11-17 13:12:33,542 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_allow_access [2021-11-17 13:12:33,542 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-17 13:12:33,542 INFO L130 BoogieDeclarations]: Found specification of procedure __rwlock_init [2021-11-17 13:12:33,543 INFO L138 BoogieDeclarations]: Found implementation of procedure __rwlock_init [2021-11-17 13:12:33,543 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2021-11-17 13:12:33,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2021-11-17 13:12:33,543 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-11-17 13:12:33,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-11-17 13:12:33,543 INFO L130 BoogieDeclarations]: Found specification of procedure dev_seq_start [2021-11-17 13:12:33,543 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_seq_start [2021-11-17 13:12:33,543 INFO L130 BoogieDeclarations]: Found specification of procedure seq_open [2021-11-17 13:12:33,543 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_open [2021-11-17 13:12:33,543 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2021-11-17 13:12:33,544 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2021-11-17 13:12:33,544 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2021-11-17 13:12:33,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2021-11-17 13:12:33,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-17 13:12:33,544 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2021-11-17 13:12:33,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2021-11-17 13:12:33,544 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2021-11-17 13:12:33,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2021-11-17 13:12:33,544 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user [2021-11-17 13:12:33,544 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user [2021-11-17 13:12:33,545 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_open_rel_lock_of_sg_device [2021-11-17 13:12:33,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_open_rel_lock_of_sg_device [2021-11-17 13:12:33,545 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-17 13:12:33,545 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-17 13:12:33,545 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2021-11-17 13:12:33,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2021-11-17 13:12:33,545 INFO L130 BoogieDeclarations]: Found specification of procedure sg_lookup_dev [2021-11-17 13:12:33,545 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_lookup_dev [2021-11-17 13:12:33,545 INFO L130 BoogieDeclarations]: Found specification of procedure sg_remove_sfp_usercontext [2021-11-17 13:12:33,545 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_remove_sfp_usercontext [2021-11-17 13:12:33,546 INFO L130 BoogieDeclarations]: Found specification of procedure sg_remove_scat [2021-11-17 13:12:33,546 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_remove_scat [2021-11-17 13:12:33,546 INFO L130 BoogieDeclarations]: Found specification of procedure sg_proc_single_open_devhdr [2021-11-17 13:12:33,546 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_proc_single_open_devhdr [2021-11-17 13:12:33,546 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-11-17 13:12:33,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-11-17 13:12:33,546 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-11-17 13:12:33,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-11-17 13:12:33,546 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_put_blk_rq [2021-11-17 13:12:33,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_put_blk_rq [2021-11-17 13:12:33,547 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2021-11-17 13:12:33,547 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2021-11-17 13:12:33,547 INFO L130 BoogieDeclarations]: Found specification of procedure sg_fasync [2021-11-17 13:12:33,547 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_fasync [2021-11-17 13:12:33,547 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_fs_char_dev__double_registration [2021-11-17 13:12:33,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_fs_char_dev__double_registration [2021-11-17 13:12:33,547 INFO L130 BoogieDeclarations]: Found specification of procedure __get_user_bad [2021-11-17 13:12:33,547 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2021-11-17 13:12:33,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2021-11-17 13:12:33,547 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-11-17 13:12:33,548 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-11-17 13:12:33,548 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2021-11-17 13:12:33,548 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2021-11-17 13:12:33,548 INFO L130 BoogieDeclarations]: Found specification of procedure sg_new_write [2021-11-17 13:12:33,548 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_new_write [2021-11-17 13:12:33,548 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2021-11-17 13:12:33,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2021-11-17 13:12:33,548 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_lib_idr__destroyed_before_usage [2021-11-17 13:12:33,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_lib_idr__destroyed_before_usage [2021-11-17 13:12:33,548 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_write_lock [2021-11-17 13:12:33,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_write_lock [2021-11-17 13:12:33,549 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-17 13:12:33,549 INFO L130 BoogieDeclarations]: Found specification of procedure seq_lseek [2021-11-17 13:12:33,549 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_lseek [2021-11-17 13:12:33,549 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-17 13:12:33,549 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_lib_idr__not_initialized [2021-11-17 13:12:33,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_lib_idr__not_initialized [2021-11-17 13:12:33,549 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_read_unlock [2021-11-17 13:12:33,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_read_unlock [2021-11-17 13:12:33,549 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-17 13:12:33,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-17 13:12:33,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-17 13:12:33,550 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_seq_open [2021-11-17 13:12:33,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_seq_open [2021-11-17 13:12:33,550 INFO L130 BoogieDeclarations]: Found specification of procedure queue_max_segments [2021-11-17 13:12:33,550 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_max_segments [2021-11-17 13:12:33,550 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-17 13:12:33,550 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~X~int~TO~int [2021-11-17 13:12:33,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~X~int~TO~int [2021-11-17 13:12:33,550 INFO L130 BoogieDeclarations]: Found specification of procedure sg_write [2021-11-17 13:12:33,551 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_write [2021-11-17 13:12:33,551 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-17 13:12:33,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-17 13:12:33,551 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2021-11-17 13:12:33,551 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2021-11-17 13:12:33,551 INFO L130 BoogieDeclarations]: Found specification of procedure dev_seq_next [2021-11-17 13:12:33,551 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_seq_next [2021-11-17 13:12:33,551 INFO L130 BoogieDeclarations]: Found specification of procedure sg_new_read [2021-11-17 13:12:33,551 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_new_read [2021-11-17 13:12:33,551 INFO L130 BoogieDeclarations]: Found specification of procedure sg_build_reserve [2021-11-17 13:12:33,551 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_build_reserve [2021-11-17 13:12:33,552 INFO L130 BoogieDeclarations]: Found specification of procedure sg_proc_write_dressz [2021-11-17 13:12:33,552 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_proc_write_dressz [2021-11-17 13:12:33,552 INFO L130 BoogieDeclarations]: Found specification of procedure sg_proc_open_debug [2021-11-17 13:12:33,552 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_proc_open_debug [2021-11-17 13:12:33,552 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2021-11-17 13:12:33,552 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2021-11-17 13:12:33,552 INFO L130 BoogieDeclarations]: Found specification of procedure sg_build_indirect [2021-11-17 13:12:33,552 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_build_indirect [2021-11-17 13:12:33,552 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-11-17 13:12:33,552 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-11-17 13:12:33,553 INFO L130 BoogieDeclarations]: Found specification of procedure sg_open [2021-11-17 13:12:33,553 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_open [2021-11-17 13:12:33,553 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user [2021-11-17 13:12:33,553 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_from_user [2021-11-17 13:12:33,553 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2021-11-17 13:12:33,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2021-11-17 13:12:33,553 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-11-17 13:12:33,553 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-11-17 13:12:33,553 INFO L130 BoogieDeclarations]: Found specification of procedure sg_proc_single_open_version [2021-11-17 13:12:33,553 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_proc_single_open_version [2021-11-17 13:12:33,553 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2021-11-17 13:12:33,554 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2021-11-17 13:12:33,554 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-17 13:12:33,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-17 13:12:33,554 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-17 13:12:33,554 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-17 13:12:33,554 INFO L130 BoogieDeclarations]: Found specification of procedure sg_finish_rem_req [2021-11-17 13:12:33,554 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_finish_rem_req [2021-11-17 13:12:33,554 INFO L130 BoogieDeclarations]: Found specification of procedure sg_proc_seq_show_dev [2021-11-17 13:12:33,554 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_proc_seq_show_dev [2021-11-17 13:12:33,554 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2021-11-17 13:12:33,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2021-11-17 13:12:33,555 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2021-11-17 13:12:33,555 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2021-11-17 13:12:33,555 INFO L130 BoogieDeclarations]: Found specification of procedure sg_proc_open_devstrs [2021-11-17 13:12:33,555 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_proc_open_devstrs [2021-11-17 13:12:33,555 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_del [2021-11-17 13:12:33,555 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_del [2021-11-17 13:12:33,555 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-17 13:12:33,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-17 13:12:33,555 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-17 13:12:33,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-17 13:12:33,556 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_destroy_class [2021-11-17 13:12:33,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_destroy_class [2021-11-17 13:12:33,556 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-11-17 13:12:33,556 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-11-17 13:12:33,556 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2021-11-17 13:12:33,556 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_read [2021-11-17 13:12:33,556 INFO L130 BoogieDeclarations]: Found specification of procedure sg_poll [2021-11-17 13:12:33,556 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_poll [2021-11-17 13:12:33,556 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-11-17 13:12:33,556 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-11-17 13:12:33,557 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-17 13:12:33,557 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-17 13:12:33,557 INFO L130 BoogieDeclarations]: Found specification of procedure sg_proc_seq_show_int [2021-11-17 13:12:33,557 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_proc_seq_show_int [2021-11-17 13:12:33,557 INFO L130 BoogieDeclarations]: Found specification of procedure sg_remove_request [2021-11-17 13:12:33,557 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_remove_request [2021-11-17 13:12:33,557 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2021-11-17 13:12:33,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2021-11-17 13:12:33,557 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2021-11-17 13:12:33,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2021-11-17 13:12:33,558 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2021-11-17 13:12:33,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2021-11-17 13:12:33,558 INFO L130 BoogieDeclarations]: Found specification of procedure sg_proc_seq_show_debug [2021-11-17 13:12:33,558 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_proc_seq_show_debug [2021-11-17 13:12:33,558 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-17 13:12:33,558 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-17 13:12:33,558 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-17 13:12:33,558 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2021-11-17 13:12:33,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2021-11-17 13:12:33,558 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_drivers_base_class__double_registration [2021-11-17 13:12:33,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_drivers_base_class__double_registration [2021-11-17 13:12:33,559 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_block_request__double_get [2021-11-17 13:12:33,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_block_request__double_get [2021-11-17 13:12:33,559 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-17 13:12:33,559 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_destroy_class [2021-11-17 13:12:33,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_destroy_class [2021-11-17 13:12:33,559 INFO L130 BoogieDeclarations]: Found specification of procedure sg_proc_write_adio [2021-11-17 13:12:33,559 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_proc_write_adio [2021-11-17 13:12:33,559 INFO L130 BoogieDeclarations]: Found specification of procedure __free_pages [2021-11-17 13:12:33,559 INFO L138 BoogieDeclarations]: Found implementation of procedure __free_pages [2021-11-17 13:12:33,559 INFO L130 BoogieDeclarations]: Found specification of procedure sg_proc_seq_show_devhdr [2021-11-17 13:12:33,560 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_proc_seq_show_devhdr [2021-11-17 13:12:33,560 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2021-11-17 13:12:33,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2021-11-17 13:12:33,560 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-17 13:12:33,560 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-11-17 13:12:33,560 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-11-17 13:12:33,560 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_read_lock [2021-11-17 13:12:33,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_read_lock [2021-11-17 13:12:33,560 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_module_put [2021-11-17 13:12:33,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_module_put [2021-11-17 13:12:33,561 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_idr_remove_sg_index_idr [2021-11-17 13:12:33,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_idr_remove_sg_index_idr [2021-11-17 13:12:33,561 INFO L130 BoogieDeclarations]: Found specification of procedure sg_proc_open_dev [2021-11-17 13:12:33,561 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_proc_open_dev [2021-11-17 13:12:33,561 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_autopm_put_device [2021-11-17 13:12:33,561 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_autopm_put_device [2021-11-17 13:12:33,561 INFO L130 BoogieDeclarations]: Found specification of procedure dev_seq_stop [2021-11-17 13:12:33,561 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_seq_stop [2021-11-17 13:12:33,561 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev_region [2021-11-17 13:12:33,561 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev_region [2021-11-17 13:12:33,562 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-17 13:12:33,562 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-17 13:12:33,562 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2021-11-17 13:12:33,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2021-11-17 13:12:33,562 INFO L130 BoogieDeclarations]: Found specification of procedure sg_get_rq_mark [2021-11-17 13:12:33,562 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_get_rq_mark [2021-11-17 13:12:33,562 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-11-17 13:12:33,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-11-17 13:12:33,562 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2021-11-17 13:12:33,562 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2021-11-17 13:12:33,562 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-17 13:12:33,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-17 13:12:33,563 INFO L130 BoogieDeclarations]: Found specification of procedure blk_trace_startstop [2021-11-17 13:12:33,563 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_trace_startstop [2021-11-17 13:12:33,563 INFO L130 BoogieDeclarations]: Found specification of procedure sg_release [2021-11-17 13:12:33,563 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_release [2021-11-17 13:12:33,563 INFO L130 BoogieDeclarations]: Found specification of procedure jiffies_to_msecs [2021-11-17 13:12:33,563 INFO L138 BoogieDeclarations]: Found implementation of procedure jiffies_to_msecs [2021-11-17 13:12:33,563 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2021-11-17 13:12:33,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2021-11-17 13:12:33,563 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2021-11-17 13:12:33,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2021-11-17 13:12:33,564 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2021-11-17 13:12:33,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2021-11-17 13:12:33,564 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_open_rel_lock_of_sg_device [2021-11-17 13:12:33,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_open_rel_lock_of_sg_device [2021-11-17 13:12:33,564 INFO L130 BoogieDeclarations]: Found specification of procedure single_open [2021-11-17 13:12:33,564 INFO L138 BoogieDeclarations]: Found implementation of procedure single_open [2021-11-17 13:12:33,564 INFO L130 BoogieDeclarations]: Found specification of procedure sg_proc_single_open_dressz [2021-11-17 13:12:33,564 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_proc_single_open_dressz [2021-11-17 13:12:33,564 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2021-11-17 13:12:33,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2021-11-17 13:12:33,565 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-17 13:12:33,565 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-17 13:12:33,565 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2021-11-17 13:12:33,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2021-11-17 13:12:33,565 INFO L130 BoogieDeclarations]: Found specification of procedure kill_fasync [2021-11-17 13:12:33,565 INFO L138 BoogieDeclarations]: Found implementation of procedure kill_fasync [2021-11-17 13:12:33,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-17 13:12:33,565 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2021-11-17 13:12:33,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2021-11-17 13:12:33,566 INFO L130 BoogieDeclarations]: Found specification of procedure single_release [2021-11-17 13:12:33,566 INFO L138 BoogieDeclarations]: Found implementation of procedure single_release [2021-11-17 13:12:33,566 INFO L130 BoogieDeclarations]: Found specification of procedure seq_release [2021-11-17 13:12:33,566 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_release [2021-11-17 13:12:33,566 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-17 13:12:33,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-17 13:12:33,566 INFO L130 BoogieDeclarations]: Found specification of procedure copy_user_generic [2021-11-17 13:12:33,566 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_user_generic [2021-11-17 13:12:33,566 INFO L130 BoogieDeclarations]: Found specification of procedure sg_ioctl [2021-11-17 13:12:33,566 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_ioctl [2021-11-17 13:12:33,567 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2021-11-17 13:12:33,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2021-11-17 13:12:33,567 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_unregister_chrdev_region [2021-11-17 13:12:33,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_unregister_chrdev_region [2021-11-17 13:12:33,567 INFO L130 BoogieDeclarations]: Found specification of procedure sg_compat_ioctl [2021-11-17 13:12:33,567 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_compat_ioctl [2021-11-17 13:12:33,567 INFO L130 BoogieDeclarations]: Found specification of procedure sg_proc_seq_show_version [2021-11-17 13:12:33,567 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_proc_seq_show_version [2021-11-17 13:12:33,567 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_unregister_chrdev_region [2021-11-17 13:12:33,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_unregister_chrdev_region [2021-11-17 13:12:33,567 INFO L130 BoogieDeclarations]: Found specification of procedure kref_init [2021-11-17 13:12:33,568 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_init [2021-11-17 13:12:33,568 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2021-11-17 13:12:33,568 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2021-11-17 13:12:33,568 INFO L130 BoogieDeclarations]: Found specification of procedure sg_vma_fault [2021-11-17 13:12:33,568 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_vma_fault [2021-11-17 13:12:33,568 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-11-17 13:12:33,568 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-11-17 13:12:33,568 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-11-17 13:12:33,568 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-11-17 13:12:33,568 INFO L130 BoogieDeclarations]: Found specification of procedure sg_add_request [2021-11-17 13:12:33,569 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_add_request [2021-11-17 13:12:33,569 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-11-17 13:12:33,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-11-17 13:12:33,569 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2021-11-17 13:12:33,569 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2021-11-17 13:12:33,569 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_return [2021-11-17 13:12:33,569 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_return [2021-11-17 13:12:33,569 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2021-11-17 13:12:33,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2021-11-17 13:12:33,569 INFO L130 BoogieDeclarations]: Found specification of procedure put_disk [2021-11-17 13:12:33,570 INFO L138 BoogieDeclarations]: Found implementation of procedure put_disk [2021-11-17 13:12:33,570 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_put_disk [2021-11-17 13:12:33,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_put_disk [2021-11-17 13:12:33,570 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtoul_from_user [2021-11-17 13:12:33,570 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtoul_from_user [2021-11-17 13:12:33,570 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-17 13:12:33,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-17 13:12:33,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-17 13:12:33,570 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadget [2021-11-17 13:12:33,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadget [2021-11-17 13:12:33,570 INFO L130 BoogieDeclarations]: Found specification of procedure sg_proc_single_open_adio [2021-11-17 13:12:33,571 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_proc_single_open_adio [2021-11-17 13:12:34,552 INFO L236 CfgBuilder]: Building ICFG [2021-11-17 13:12:34,556 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-17 13:12:34,968 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-17 13:12:35,019 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; [2021-11-17 13:12:35,020 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; [2021-11-17 13:12:35,020 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 [2021-11-17 13:12:35,020 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L5805: assume 16 == __copy_to_user_nocheck_~size#1 % 4294967296; [2021-11-17 13:12:35,020 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L5805: assume !(16 == __copy_to_user_nocheck_~size#1 % 4294967296); [2021-11-17 13:12:35,020 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; [2021-11-17 13:12:35,020 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L5801: assume 10 == __copy_to_user_nocheck_~size#1 % 4294967296; [2021-11-17 13:12:35,021 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L5801: assume !(10 == __copy_to_user_nocheck_~size#1 % 4294967296); [2021-11-17 13:12:35,021 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L5797: assume 8 == __copy_to_user_nocheck_~size#1 % 4294967296; [2021-11-17 13:12:35,021 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L5797: assume !(8 == __copy_to_user_nocheck_~size#1 % 4294967296); [2021-11-17 13:12:35,021 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L5793: assume 4 == __copy_to_user_nocheck_~size#1 % 4294967296; [2021-11-17 13:12:35,021 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L5793: assume !(4 == __copy_to_user_nocheck_~size#1 % 4294967296); [2021-11-17 13:12:35,021 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L5789: assume 2 == __copy_to_user_nocheck_~size#1 % 4294967296; [2021-11-17 13:12:35,021 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L5789: assume !(2 == __copy_to_user_nocheck_~size#1 % 4294967296); [2021-11-17 13:12:35,021 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 [2021-11-17 13:12:35,021 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 [2021-11-17 13:12:35,021 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1: assume 1 == __copy_to_user_nocheck_~size#1 % 4294967296; [2021-11-17 13:12:35,022 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L5798: __copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~2#1; [2021-11-17 13:12:35,022 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L5794: __copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~2#1; [2021-11-17 13:12:35,022 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2: assume !(1 == __copy_to_user_nocheck_~size#1 % 4294967296); [2021-11-17 13:12:35,022 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L5790: __copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~2#1; [2021-11-17 13:12:35,022 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); [2021-11-17 13:12:35,022 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L5786: __copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~2#1; [2021-11-17 13:12:35,022 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; [2021-11-17 13:12:35,022 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; [2021-11-17 13:12:35,022 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; [2021-11-17 13:12:37,358 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L5696: assume 16 == __copy_from_user_nocheck_~size#1 % 4294967296; [2021-11-17 13:12:37,358 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L5696: assume !(16 == __copy_from_user_nocheck_~size#1 % 4294967296); [2021-11-17 13:12:37,358 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L5692: assume 10 == __copy_from_user_nocheck_~size#1 % 4294967296; [2021-11-17 13:12:37,359 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L5692: assume !(10 == __copy_from_user_nocheck_~size#1 % 4294967296); [2021-11-17 13:12:37,359 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L5688: assume 8 == __copy_from_user_nocheck_~size#1 % 4294967296; [2021-11-17 13:12:37,359 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L5688: assume !(8 == __copy_from_user_nocheck_~size#1 % 4294967296); [2021-11-17 13:12:37,359 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L5684: assume 4 == __copy_from_user_nocheck_~size#1 % 4294967296; [2021-11-17 13:12:37,359 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L5684: assume !(4 == __copy_from_user_nocheck_~size#1 % 4294967296); [2021-11-17 13:12:37,359 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L5680: assume 2 == __copy_from_user_nocheck_~size#1 % 4294967296; [2021-11-17 13:12:37,359 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L5680: assume !(2 == __copy_from_user_nocheck_~size#1 % 4294967296); [2021-11-17 13:12:37,359 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; [2021-11-17 13:12:37,359 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 [2021-11-17 13:12:37,359 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 [2021-11-17 13:12:37,359 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L5689: __copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~1#1; [2021-11-17 13:12:37,359 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L5685: __copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~1#1; [2021-11-17 13:12:37,359 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; [2021-11-17 13:12:37,359 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; [2021-11-17 13:12:37,359 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L5681: __copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~1#1; [2021-11-17 13:12:37,359 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L5677: __copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~1#1; [2021-11-17 13:12:37,359 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1: assume 1 == __copy_from_user_nocheck_~size#1 % 4294967296; [2021-11-17 13:12:37,359 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2: assume !(1 == __copy_from_user_nocheck_~size#1 % 4294967296); [2021-11-17 13:12:37,359 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; [2021-11-17 13:12:37,359 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; [2021-11-17 13:12:37,359 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); [2021-11-17 13:12:37,360 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; [2021-11-17 13:12:37,360 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 [2021-11-17 13:12:40,698 INFO L277 CfgBuilder]: Performing block encoding [2021-11-17 13:12:40,712 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-17 13:12:40,712 INFO L301 CfgBuilder]: Removed 26 assume(true) statements. [2021-11-17 13:12:40,717 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.11 01:12:40 BoogieIcfgContainer [2021-11-17 13:12:40,717 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-17 13:12:40,718 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-17 13:12:40,718 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-17 13:12:40,721 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-17 13:12:40,721 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.11 01:12:29" (1/3) ... [2021-11-17 13:12:40,721 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72f3cb4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 01:12:40, skipping insertion in model container [2021-11-17 13:12:40,722 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:12:32" (2/3) ... [2021-11-17 13:12:40,722 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72f3cb4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 01:12:40, skipping insertion in model container [2021-11-17 13:12:40,722 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.11 01:12:40" (3/3) ... [2021-11-17 13:12:40,723 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--scsi--sg.ko.cil.i [2021-11-17 13:12:40,726 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-17 13:12:40,726 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 44 error locations. [2021-11-17 13:12:40,766 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-17 13:12:40,770 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 [2021-11-17 13:12:40,770 INFO L340 AbstractCegarLoop]: Starting to check reachability of 44 error locations. [2021-11-17 13:12:40,827 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) [2021-11-17 13:12:40,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-17 13:12:40,831 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 13:12:40,831 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] [2021-11-17 13:12:40,832 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)] === [2021-11-17 13:12:40,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 13:12:40,835 INFO L85 PathProgramCache]: Analyzing trace with hash 1040395953, now seen corresponding path program 1 times [2021-11-17 13:12:40,841 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 13:12:40,841 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [343147477] [2021-11-17 13:12:40,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:12:40,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 13:12:41,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:41,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 13:12:41,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:41,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-11-17 13:12:41,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:41,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:12:41,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:41,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:12:41,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:41,180 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-17 13:12:41,181 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 13:12:41,181 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [343147477] [2021-11-17 13:12:41,181 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [343147477] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 13:12:41,181 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 13:12:41,182 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-17 13:12:41,183 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [547426731] [2021-11-17 13:12:41,183 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 13:12:41,186 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-17 13:12:41,186 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 13:12:41,201 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-17 13:12:41,202 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-17 13:12:41,209 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) [2021-11-17 13:12:41,400 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 13:12:41,400 INFO L93 Difference]: Finished difference Result 7568 states and 11234 transitions. [2021-11-17 13:12:41,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-17 13:12:41,403 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 [2021-11-17 13:12:41,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 13:12:41,447 INFO L225 Difference]: With dead ends: 7568 [2021-11-17 13:12:41,448 INFO L226 Difference]: Without dead ends: 3730 [2021-11-17 13:12:41,478 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 [2021-11-17 13:12:41,480 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 [2021-11-17 13:12:41,481 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] [2021-11-17 13:12:41,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3730 states. [2021-11-17 13:12:41,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3730 to 3730. [2021-11-17 13:12:41,651 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) [2021-11-17 13:12:41,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3730 states to 3730 states and 5261 transitions. [2021-11-17 13:12:41,682 INFO L78 Accepts]: Start accepts. Automaton has 3730 states and 5261 transitions. Word has length 34 [2021-11-17 13:12:41,682 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 13:12:41,682 INFO L470 AbstractCegarLoop]: Abstraction has 3730 states and 5261 transitions. [2021-11-17 13:12:41,683 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) [2021-11-17 13:12:41,683 INFO L276 IsEmpty]: Start isEmpty. Operand 3730 states and 5261 transitions. [2021-11-17 13:12:41,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-17 13:12:41,684 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 13:12:41,684 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] [2021-11-17 13:12:41,684 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-17 13:12:41,684 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)] === [2021-11-17 13:12:41,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 13:12:41,685 INFO L85 PathProgramCache]: Analyzing trace with hash 906382447, now seen corresponding path program 1 times [2021-11-17 13:12:41,685 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 13:12:41,685 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1147876726] [2021-11-17 13:12:41,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:12:41,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 13:12:41,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:41,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 13:12:41,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:41,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-11-17 13:12:41,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:41,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:12:41,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:41,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:12:41,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:42,023 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-17 13:12:42,023 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 13:12:42,023 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1147876726] [2021-11-17 13:12:42,023 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1147876726] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 13:12:42,023 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 13:12:42,023 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-17 13:12:42,023 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [587438592] [2021-11-17 13:12:42,023 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 13:12:42,024 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-17 13:12:42,024 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 13:12:42,025 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-17 13:12:42,025 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-17 13:12:42,025 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) [2021-11-17 13:12:42,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 13:12:42,316 INFO L93 Difference]: Finished difference Result 7396 states and 10434 transitions. [2021-11-17 13:12:42,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-17 13:12:42,316 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 [2021-11-17 13:12:42,317 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 13:12:42,357 INFO L225 Difference]: With dead ends: 7396 [2021-11-17 13:12:42,358 INFO L226 Difference]: Without dead ends: 7394 [2021-11-17 13:12:42,364 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 [2021-11-17 13:12:42,366 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, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-17 13:12:42,367 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5249 Valid, 36365 Invalid, 15 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-17 13:12:42,376 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7394 states. [2021-11-17 13:12:42,601 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7394 to 7293. [2021-11-17 13:12:42,613 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) [2021-11-17 13:12:42,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7293 states to 7293 states and 10369 transitions. [2021-11-17 13:12:42,649 INFO L78 Accepts]: Start accepts. Automaton has 7293 states and 10369 transitions. Word has length 34 [2021-11-17 13:12:42,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 13:12:42,650 INFO L470 AbstractCegarLoop]: Abstraction has 7293 states and 10369 transitions. [2021-11-17 13:12:42,650 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) [2021-11-17 13:12:42,650 INFO L276 IsEmpty]: Start isEmpty. Operand 7293 states and 10369 transitions. [2021-11-17 13:12:42,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-17 13:12:42,651 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 13:12:42,651 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] [2021-11-17 13:12:42,651 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-17 13:12:42,651 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)] === [2021-11-17 13:12:42,652 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 13:12:42,652 INFO L85 PathProgramCache]: Analyzing trace with hash 1827904285, now seen corresponding path program 1 times [2021-11-17 13:12:42,652 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 13:12:42,652 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1516114110] [2021-11-17 13:12:42,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:12:42,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 13:12:42,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:42,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 13:12:42,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:42,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-11-17 13:12:42,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:42,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:12:42,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:42,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:12:42,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:42,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-11-17 13:12:42,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:42,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:12:42,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:42,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:12:42,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:42,814 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-17 13:12:42,814 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 13:12:42,815 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1516114110] [2021-11-17 13:12:42,815 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1516114110] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 13:12:42,815 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 13:12:42,815 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-17 13:12:42,815 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [786841335] [2021-11-17 13:12:42,815 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 13:12:42,815 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-17 13:12:42,816 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 13:12:42,816 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-17 13:12:42,816 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-17 13:12:42,816 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) [2021-11-17 13:12:43,034 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 13:12:43,034 INFO L93 Difference]: Finished difference Result 7293 states and 10369 transitions. [2021-11-17 13:12:43,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-17 13:12:43,035 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 [2021-11-17 13:12:43,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 13:12:43,066 INFO L225 Difference]: With dead ends: 7293 [2021-11-17 13:12:43,067 INFO L226 Difference]: Without dead ends: 7291 [2021-11-17 13:12:43,072 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 [2021-11-17 13:12:43,072 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 [2021-11-17 13:12:43,073 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] [2021-11-17 13:12:43,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7291 states. [2021-11-17 13:12:43,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7291 to 7291. [2021-11-17 13:12:43,292 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) [2021-11-17 13:12:43,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7291 states to 7291 states and 10366 transitions. [2021-11-17 13:12:43,323 INFO L78 Accepts]: Start accepts. Automaton has 7291 states and 10366 transitions. Word has length 53 [2021-11-17 13:12:43,324 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 13:12:43,324 INFO L470 AbstractCegarLoop]: Abstraction has 7291 states and 10366 transitions. [2021-11-17 13:12:43,325 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) [2021-11-17 13:12:43,325 INFO L276 IsEmpty]: Start isEmpty. Operand 7291 states and 10366 transitions. [2021-11-17 13:12:43,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-17 13:12:43,330 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 13:12:43,331 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] [2021-11-17 13:12:43,331 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-17 13:12:43,331 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)] === [2021-11-17 13:12:43,331 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 13:12:43,331 INFO L85 PathProgramCache]: Analyzing trace with hash 862912825, now seen corresponding path program 1 times [2021-11-17 13:12:43,332 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 13:12:43,332 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2113861056] [2021-11-17 13:12:43,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:12:43,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 13:12:43,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:43,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 13:12:43,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:43,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-11-17 13:12:43,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:43,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:12:43,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:43,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:12:43,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:43,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-11-17 13:12:43,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:43,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:12:43,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:43,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:12:43,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:43,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-11-17 13:12:43,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:43,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-11-17 13:12:43,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:43,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:12:43,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:43,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-11-17 13:12:43,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:43,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2021-11-17 13:12:43,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:43,573 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2021-11-17 13:12:43,573 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 13:12:43,574 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2113861056] [2021-11-17 13:12:43,574 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2113861056] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 13:12:43,574 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 13:12:43,574 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-17 13:12:43,574 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1243285835] [2021-11-17 13:12:43,574 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 13:12:43,574 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-17 13:12:43,575 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 13:12:43,575 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-17 13:12:43,575 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-17 13:12:43,575 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) [2021-11-17 13:12:45,609 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:12:54,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 13:12:54,037 INFO L93 Difference]: Finished difference Result 15814 states and 22878 transitions. [2021-11-17 13:12:54,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-17 13:12:54,038 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 [2021-11-17 13:12:54,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 13:12:54,121 INFO L225 Difference]: With dead ends: 15814 [2021-11-17 13:12:54,121 INFO L226 Difference]: Without dead ends: 15812 [2021-11-17 13:12:54,129 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 [2021-11-17 13:12:54,131 INFO L933 BasicCegarLoop]: 6601 mSDtfsCounter, 6817 mSDsluCounter, 18411 mSDsCounter, 0 mSdLazyCounter, 5868 mSolverCounterSat, 2605 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7586 SdHoareTripleChecker+Valid, 25012 SdHoareTripleChecker+Invalid, 8474 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2605 IncrementalHoareTripleChecker+Valid, 5868 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.8s IncrementalHoareTripleChecker+Time [2021-11-17 13:12:54,132 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7586 Valid, 25012 Invalid, 8474 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2605 Valid, 5868 Invalid, 1 Unknown, 0 Unchecked, 9.8s Time] [2021-11-17 13:12:54,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15812 states. [2021-11-17 13:12:54,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15812 to 14136. [2021-11-17 13:12:54,546 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) [2021-11-17 13:12:54,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14136 states to 14136 states and 20247 transitions. [2021-11-17 13:12:54,607 INFO L78 Accepts]: Start accepts. Automaton has 14136 states and 20247 transitions. Word has length 85 [2021-11-17 13:12:54,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 13:12:54,607 INFO L470 AbstractCegarLoop]: Abstraction has 14136 states and 20247 transitions. [2021-11-17 13:12:54,607 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) [2021-11-17 13:12:54,607 INFO L276 IsEmpty]: Start isEmpty. Operand 14136 states and 20247 transitions. [2021-11-17 13:12:54,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-17 13:12:54,611 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 13:12:54,611 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] [2021-11-17 13:12:54,611 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-17 13:12:54,611 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)] === [2021-11-17 13:12:54,611 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 13:12:54,611 INFO L85 PathProgramCache]: Analyzing trace with hash -1297885510, now seen corresponding path program 1 times [2021-11-17 13:12:54,612 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 13:12:54,612 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [855421757] [2021-11-17 13:12:54,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:12:54,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 13:12:54,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:54,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 13:12:54,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:54,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-11-17 13:12:54,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:54,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:12:54,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:54,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:12:54,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:54,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-11-17 13:12:54,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:54,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:12:54,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:54,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:12:54,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:54,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-11-17 13:12:54,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:54,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-11-17 13:12:54,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:54,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:12:54,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:54,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-11-17 13:12:54,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:54,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2021-11-17 13:12:54,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:54,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2021-11-17 13:12:54,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:54,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2021-11-17 13:12:54,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:54,990 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2021-11-17 13:12:54,990 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 13:12:54,990 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [855421757] [2021-11-17 13:12:54,990 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [855421757] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 13:12:54,991 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 13:12:54,991 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-17 13:12:54,991 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [961165447] [2021-11-17 13:12:54,991 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 13:12:54,992 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-17 13:12:54,992 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 13:12:54,993 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-17 13:12:54,993 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-17 13:12:54,993 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) [2021-11-17 13:12:56,024 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:13:00,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 13:13:00,749 INFO L93 Difference]: Finished difference Result 15462 states and 22506 transitions. [2021-11-17 13:13:00,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-17 13:13:00,750 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 [2021-11-17 13:13:00,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 13:13:00,805 INFO L225 Difference]: With dead ends: 15462 [2021-11-17 13:13:00,805 INFO L226 Difference]: Without dead ends: 15460 [2021-11-17 13:13:00,819 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-11-17 13:13:00,820 INFO L933 BasicCegarLoop]: 5146 mSDtfsCounter, 5914 mSDsluCounter, 11172 mSDsCounter, 0 mSdLazyCounter, 3125 mSolverCounterSat, 1672 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6516 SdHoareTripleChecker+Valid, 16318 SdHoareTripleChecker+Invalid, 4797 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1672 IncrementalHoareTripleChecker+Valid, 3125 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2021-11-17 13:13:00,821 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6516 Valid, 16318 Invalid, 4797 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1672 Valid, 3125 Invalid, 0 Unknown, 0 Unchecked, 5.3s Time] [2021-11-17 13:13:00,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15460 states. [2021-11-17 13:13:01,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15460 to 14134. [2021-11-17 13:13:01,278 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) [2021-11-17 13:13:01,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14134 states to 14134 states and 20242 transitions. [2021-11-17 13:13:01,333 INFO L78 Accepts]: Start accepts. Automaton has 14134 states and 20242 transitions. Word has length 98 [2021-11-17 13:13:01,335 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 13:13:01,335 INFO L470 AbstractCegarLoop]: Abstraction has 14134 states and 20242 transitions. [2021-11-17 13:13:01,336 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) [2021-11-17 13:13:01,336 INFO L276 IsEmpty]: Start isEmpty. Operand 14134 states and 20242 transitions. [2021-11-17 13:13:01,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-17 13:13:01,337 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 13:13:01,337 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] [2021-11-17 13:13:01,337 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-17 13:13:01,337 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)] === [2021-11-17 13:13:01,337 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 13:13:01,337 INFO L85 PathProgramCache]: Analyzing trace with hash -836166426, now seen corresponding path program 1 times [2021-11-17 13:13:01,338 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 13:13:01,338 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [237763707] [2021-11-17 13:13:01,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:13:01,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 13:13:01,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:13:01,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 13:13:01,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:13:01,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-11-17 13:13:01,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:13:01,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:13:01,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:13:01,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:13:01,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:13:01,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-11-17 13:13:01,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:13:01,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:13:01,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:13:01,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:13:01,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:13:01,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-11-17 13:13:01,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:13:01,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-11-17 13:13:01,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:13:01,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2021-11-17 13:13:01,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:13:01,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-11-17 13:13:01,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:13:01,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:13:01,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:13:01,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2021-11-17 13:13:01,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:13:01,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-11-17 13:13:01,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:13:01,534 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2021-11-17 13:13:01,534 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 13:13:01,535 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [237763707] [2021-11-17 13:13:01,535 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [237763707] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 13:13:01,535 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 13:13:01,535 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-17 13:13:01,535 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [907570272] [2021-11-17 13:13:01,535 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 13:13:01,535 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-17 13:13:01,535 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 13:13:01,536 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-17 13:13:01,536 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-17 13:13:01,536 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) [2021-11-17 13:13:03,563 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:13:11,123 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 13:13:11,124 INFO L93 Difference]: Finished difference Result 14134 states and 20242 transitions. [2021-11-17 13:13:11,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-17 13:13:11,124 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 [2021-11-17 13:13:11,124 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 13:13:11,179 INFO L225 Difference]: With dead ends: 14134 [2021-11-17 13:13:11,179 INFO L226 Difference]: Without dead ends: 14132 [2021-11-17 13:13:11,193 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 [2021-11-17 13:13:11,194 INFO L933 BasicCegarLoop]: 4611 mSDtfsCounter, 8732 mSDsluCounter, 3453 mSDsCounter, 0 mSdLazyCounter, 4543 mSolverCounterSat, 4516 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9075 SdHoareTripleChecker+Valid, 8064 SdHoareTripleChecker+Invalid, 9060 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4516 IncrementalHoareTripleChecker+Valid, 4543 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.1s IncrementalHoareTripleChecker+Time [2021-11-17 13:13:11,194 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9075 Valid, 8064 Invalid, 9060 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4516 Valid, 4543 Invalid, 1 Unknown, 0 Unchecked, 9.1s Time] [2021-11-17 13:13:11,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14132 states. [2021-11-17 13:13:11,716 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14132 to 14132. [2021-11-17 13:13:11,733 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) [2021-11-17 13:13:11,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14132 states to 14132 states and 20239 transitions. [2021-11-17 13:13:11,786 INFO L78 Accepts]: Start accepts. Automaton has 14132 states and 20239 transitions. Word has length 99 [2021-11-17 13:13:11,787 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 13:13:11,787 INFO L470 AbstractCegarLoop]: Abstraction has 14132 states and 20239 transitions. [2021-11-17 13:13:11,787 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) [2021-11-17 13:13:11,787 INFO L276 IsEmpty]: Start isEmpty. Operand 14132 states and 20239 transitions. [2021-11-17 13:13:11,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-17 13:13:11,791 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 13:13:11,792 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] [2021-11-17 13:13:11,792 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-17 13:13:11,792 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)] === [2021-11-17 13:13:11,792 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 13:13:11,793 INFO L85 PathProgramCache]: Analyzing trace with hash 1302342138, now seen corresponding path program 1 times [2021-11-17 13:13:11,793 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 13:13:11,793 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1955135867] [2021-11-17 13:13:11,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:13:11,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 13:13:11,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:13:11,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 13:13:11,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:13:11,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-11-17 13:13:11,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:13:11,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:13:11,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:13:11,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:13:11,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:13:11,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-11-17 13:13:11,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:13:11,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:13:11,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:13:11,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:13:11,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:13:11,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-11-17 13:13:11,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:13:11,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-11-17 13:13:11,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:13:11,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2021-11-17 13:13:11,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:13:11,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-11-17 13:13:11,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:13:11,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:13:11,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:13:11,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2021-11-17 13:13:11,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:13:11,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-11-17 13:13:11,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:13:11,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-11-17 13:13:12,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:13:12,004 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2021-11-17 13:13:12,004 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 13:13:12,004 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1955135867] [2021-11-17 13:13:12,004 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1955135867] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 13:13:12,005 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 13:13:12,005 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-17 13:13:12,005 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1805361678] [2021-11-17 13:13:12,005 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 13:13:12,006 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-17 13:13:12,006 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 13:13:12,006 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-17 13:13:12,006 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-17 13:13:12,006 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) [2021-11-17 13:13:14,034 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:13:16,100 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:13:29,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 13:13:29,987 INFO L93 Difference]: Finished difference Result 28042 states and 40479 transitions. [2021-11-17 13:13:29,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-17 13:13:29,988 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 [2021-11-17 13:13:29,988 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 13:13:30,104 INFO L225 Difference]: With dead ends: 28042 [2021-11-17 13:13:30,105 INFO L226 Difference]: Without dead ends: 28040 [2021-11-17 13:13:30,128 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 [2021-11-17 13:13:30,129 INFO L933 BasicCegarLoop]: 5151 mSDtfsCounter, 13566 mSDsluCounter, 5836 mSDsCounter, 0 mSdLazyCounter, 9902 mSolverCounterSat, 7742 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13869 SdHoareTripleChecker+Valid, 10987 SdHoareTripleChecker+Invalid, 17646 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7742 IncrementalHoareTripleChecker+Valid, 9902 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.0s IncrementalHoareTripleChecker+Time [2021-11-17 13:13:30,129 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [13869 Valid, 10987 Invalid, 17646 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7742 Valid, 9902 Invalid, 2 Unknown, 0 Unchecked, 17.0s Time] [2021-11-17 13:13:30,152 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28040 states. [2021-11-17 13:13:30,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28040 to 27727. [2021-11-17 13:13:30,984 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) [2021-11-17 13:13:31,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27727 states to 27727 states and 40144 transitions. [2021-11-17 13:13:31,102 INFO L78 Accepts]: Start accepts. Automaton has 27727 states and 40144 transitions. Word has length 105 [2021-11-17 13:13:31,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 13:13:31,102 INFO L470 AbstractCegarLoop]: Abstraction has 27727 states and 40144 transitions. [2021-11-17 13:13:31,102 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) [2021-11-17 13:13:31,103 INFO L276 IsEmpty]: Start isEmpty. Operand 27727 states and 40144 transitions. [2021-11-17 13:13:31,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-11-17 13:13:31,104 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 13:13:31,105 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] [2021-11-17 13:13:31,105 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-17 13:13:31,105 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)] === [2021-11-17 13:13:31,105 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 13:13:31,105 INFO L85 PathProgramCache]: Analyzing trace with hash -1803980593, now seen corresponding path program 1 times [2021-11-17 13:13:31,105 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 13:13:31,106 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1228520335] [2021-11-17 13:13:31,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:13:31,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 13:13:31,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:13:31,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 13:13:31,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:13:31,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-11-17 13:13:31,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:13:31,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:13:31,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:13:31,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:13:31,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:13:31,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-11-17 13:13:31,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:13:31,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:13:31,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:13:31,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:13:31,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:13:31,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-11-17 13:13:31,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:13:31,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-11-17 13:13:31,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:13:31,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2021-11-17 13:13:31,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:13:31,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-11-17 13:13:31,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:13:31,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:13:31,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:13:31,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2021-11-17 13:13:31,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:13:31,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-11-17 13:13:31,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:13:31,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-11-17 13:13:31,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:13:31,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2021-11-17 13:13:31,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:13:31,302 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2021-11-17 13:13:31,303 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 13:13:31,303 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1228520335] [2021-11-17 13:13:31,303 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1228520335] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 13:13:31,303 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 13:13:31,303 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-17 13:13:31,303 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [980832018] [2021-11-17 13:13:31,303 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 13:13:31,304 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-17 13:13:31,304 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 13:13:31,304 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-17 13:13:31,304 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-17 13:13:31,304 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) [2021-11-17 13:13:33,331 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:13:40,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 13:13:40,823 INFO L93 Difference]: Finished difference Result 27727 states and 40144 transitions. [2021-11-17 13:13:40,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-17 13:13:40,824 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 [2021-11-17 13:13:40,824 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 13:13:40,941 INFO L225 Difference]: With dead ends: 27727 [2021-11-17 13:13:40,942 INFO L226 Difference]: Without dead ends: 27725 [2021-11-17 13:13:40,963 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 [2021-11-17 13:13:40,964 INFO L933 BasicCegarLoop]: 4609 mSDtfsCounter, 8726 mSDsluCounter, 3453 mSDsCounter, 0 mSdLazyCounter, 4541 mSolverCounterSat, 4516 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9067 SdHoareTripleChecker+Valid, 8062 SdHoareTripleChecker+Invalid, 9058 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4516 IncrementalHoareTripleChecker+Valid, 4541 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.7s IncrementalHoareTripleChecker+Time [2021-11-17 13:13:40,964 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9067 Valid, 8062 Invalid, 9058 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4516 Valid, 4541 Invalid, 1 Unknown, 0 Unchecked, 8.7s Time] [2021-11-17 13:13:40,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27725 states. [2021-11-17 13:13:41,833 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27725 to 27725. [2021-11-17 13:13:41,861 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) [2021-11-17 13:13:41,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27725 states to 27725 states and 40141 transitions. [2021-11-17 13:13:41,984 INFO L78 Accepts]: Start accepts. Automaton has 27725 states and 40141 transitions. Word has length 111 [2021-11-17 13:13:41,984 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 13:13:41,984 INFO L470 AbstractCegarLoop]: Abstraction has 27725 states and 40141 transitions. [2021-11-17 13:13:41,984 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) [2021-11-17 13:13:41,985 INFO L276 IsEmpty]: Start isEmpty. Operand 27725 states and 40141 transitions. [2021-11-17 13:13:41,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-17 13:13:41,987 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 13:13:41,987 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] [2021-11-17 13:13:41,987 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-17 13:13:41,987 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)] === [2021-11-17 13:13:41,988 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 13:13:41,988 INFO L85 PathProgramCache]: Analyzing trace with hash -752911252, now seen corresponding path program 1 times [2021-11-17 13:13:41,988 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 13:13:41,988 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1709556116] [2021-11-17 13:13:41,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:13:41,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 13:13:42,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:13:42,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 13:13:42,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:13:42,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-11-17 13:13:42,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:13:42,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:13:42,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:13:42,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:13:42,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:13:42,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-11-17 13:13:42,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:13:42,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:13:42,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:13:42,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:13:42,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:13:42,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-11-17 13:13:42,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:13:42,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-11-17 13:13:42,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:13:42,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2021-11-17 13:13:42,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:13:42,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-11-17 13:13:42,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:13:42,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:13:42,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:13:42,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2021-11-17 13:13:42,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:13:42,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-11-17 13:13:42,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:13:42,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-11-17 13:13:42,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:13:42,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2021-11-17 13:13:42,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:13:42,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2021-11-17 13:13:42,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:13:42,217 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2021-11-17 13:13:42,217 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 13:13:42,217 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1709556116] [2021-11-17 13:13:42,217 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1709556116] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 13:13:42,217 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 13:13:42,218 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-17 13:13:42,218 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [128726051] [2021-11-17 13:13:42,218 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 13:13:42,218 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-17 13:13:42,219 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 13:13:42,219 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-17 13:13:42,219 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-17 13:13:42,219 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) [2021-11-17 13:13:44,246 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:13:46,308 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:13:59,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 13:13:59,654 INFO L93 Difference]: Finished difference Result 54114 states and 79230 transitions. [2021-11-17 13:13:59,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-17 13:13:59,662 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 [2021-11-17 13:13:59,663 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 13:13:59,900 INFO L225 Difference]: With dead ends: 54114 [2021-11-17 13:13:59,901 INFO L226 Difference]: Without dead ends: 54112 [2021-11-17 13:13:59,934 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 [2021-11-17 13:13:59,936 INFO L933 BasicCegarLoop]: 5133 mSDtfsCounter, 13424 mSDsluCounter, 5595 mSDsCounter, 0 mSdLazyCounter, 9803 mSolverCounterSat, 7625 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13725 SdHoareTripleChecker+Valid, 10728 SdHoareTripleChecker+Invalid, 17430 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7625 IncrementalHoareTripleChecker+Valid, 9803 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.9s IncrementalHoareTripleChecker+Time [2021-11-17 13:13:59,936 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [13725 Valid, 10728 Invalid, 17430 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7625 Valid, 9803 Invalid, 2 Unknown, 0 Unchecked, 15.9s Time] [2021-11-17 13:13:59,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54112 states. [2021-11-17 13:14:01,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54112 to 53963. [2021-11-17 13:14:01,833 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) [2021-11-17 13:14:02,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53963 states to 53963 states and 79091 transitions. [2021-11-17 13:14:02,263 INFO L78 Accepts]: Start accepts. Automaton has 53963 states and 79091 transitions. Word has length 117 [2021-11-17 13:14:02,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 13:14:02,264 INFO L470 AbstractCegarLoop]: Abstraction has 53963 states and 79091 transitions. [2021-11-17 13:14:02,264 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) [2021-11-17 13:14:02,363 INFO L276 IsEmpty]: Start isEmpty. Operand 53963 states and 79091 transitions. [2021-11-17 13:14:02,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-17 13:14:02,364 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 13:14:02,365 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] [2021-11-17 13:14:02,365 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-17 13:14:02,365 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)] === [2021-11-17 13:14:02,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 13:14:02,365 INFO L85 PathProgramCache]: Analyzing trace with hash 1820756397, now seen corresponding path program 1 times [2021-11-17 13:14:02,365 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 13:14:02,365 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1862260340] [2021-11-17 13:14:02,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:14:02,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 13:14:02,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:14:02,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 13:14:02,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:14:02,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-11-17 13:14:02,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:14:02,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:14:02,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:14:02,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:14:02,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:14:02,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-11-17 13:14:02,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:14:02,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:14:02,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:14:02,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:14:02,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:14:02,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-11-17 13:14:02,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:14:02,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-11-17 13:14:02,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:14:02,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2021-11-17 13:14:02,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:14:02,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-11-17 13:14:02,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:14:02,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:14:02,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:14:02,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2021-11-17 13:14:02,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:14:02,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-11-17 13:14:02,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:14:02,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2021-11-17 13:14:02,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:14:02,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-11-17 13:14:02,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:14:02,582 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2021-11-17 13:14:02,583 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 13:14:02,583 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1862260340] [2021-11-17 13:14:02,583 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1862260340] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 13:14:02,583 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 13:14:02,583 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-17 13:14:02,583 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [545969349] [2021-11-17 13:14:02,583 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 13:14:02,584 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-17 13:14:02,584 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 13:14:02,584 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-17 13:14:02,584 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-17 13:14:02,585 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) [2021-11-17 13:14:05,551 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:14:15,785 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:14:19,532 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 13:14:19,532 INFO L93 Difference]: Finished difference Result 160783 states and 237463 transitions. [2021-11-17 13:14:19,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-17 13:14:19,533 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 [2021-11-17 13:14:19,533 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 13:14:20,109 INFO L225 Difference]: With dead ends: 160783 [2021-11-17 13:14:20,109 INFO L226 Difference]: Without dead ends: 106830 [2021-11-17 13:14:20,425 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 [2021-11-17 13:14:20,426 INFO L933 BasicCegarLoop]: 4950 mSDtfsCounter, 13743 mSDsluCounter, 3229 mSDsCounter, 0 mSdLazyCounter, 5739 mSolverCounterSat, 7662 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14058 SdHoareTripleChecker+Valid, 8179 SdHoareTripleChecker+Invalid, 13402 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7662 IncrementalHoareTripleChecker+Valid, 5739 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.1s IncrementalHoareTripleChecker+Time [2021-11-17 13:14:20,427 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [14058 Valid, 8179 Invalid, 13402 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7662 Valid, 5739 Invalid, 1 Unknown, 0 Unchecked, 13.1s Time] [2021-11-17 13:14:20,503 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106830 states. [2021-11-17 13:14:24,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106830 to 106521. [2021-11-17 13:14:24,580 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) [2021-11-17 13:14:25,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106521 states to 106521 states and 158077 transitions. [2021-11-17 13:14:25,405 INFO L78 Accepts]: Start accepts. Automaton has 106521 states and 158077 transitions. Word has length 118 [2021-11-17 13:14:25,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 13:14:25,406 INFO L470 AbstractCegarLoop]: Abstraction has 106521 states and 158077 transitions. [2021-11-17 13:14:25,406 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) [2021-11-17 13:14:25,406 INFO L276 IsEmpty]: Start isEmpty. Operand 106521 states and 158077 transitions. [2021-11-17 13:14:25,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-17 13:14:25,408 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 13:14:25,408 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] [2021-11-17 13:14:25,409 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-11-17 13:14:25,409 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)] === [2021-11-17 13:14:25,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 13:14:25,409 INFO L85 PathProgramCache]: Analyzing trace with hash 782171823, now seen corresponding path program 1 times [2021-11-17 13:14:25,409 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 13:14:25,409 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [799885911] [2021-11-17 13:14:25,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:14:25,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 13:14:25,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:14:25,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 13:14:25,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:14:25,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-11-17 13:14:25,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:14:25,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:14:25,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:14:25,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:14:25,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:14:25,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-11-17 13:14:25,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:14:25,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:14:25,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:14:25,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:14:25,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:14:25,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-11-17 13:14:25,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:14:25,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-11-17 13:14:25,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:14:25,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2021-11-17 13:14:25,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:14:25,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-11-17 13:14:25,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:14:25,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:14:25,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:14:25,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2021-11-17 13:14:25,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:14:25,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-11-17 13:14:25,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:14:25,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2021-11-17 13:14:25,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:14:25,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-11-17 13:14:25,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:14:25,751 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2021-11-17 13:14:25,751 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 13:14:25,751 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [799885911] [2021-11-17 13:14:25,751 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [799885911] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 13:14:25,752 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 13:14:25,752 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-17 13:14:25,752 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1418953293] [2021-11-17 13:14:25,752 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 13:14:25,752 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-17 13:14:25,752 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 13:14:25,753 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-17 13:14:25,753 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2021-11-17 13:14:25,753 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) [2021-11-17 13:14:27,785 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:14:29,856 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:14:48,969 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:14:50,538 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.57s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:14:54,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 13:14:54,790 INFO L93 Difference]: Finished difference Result 160525 states and 237784 transitions. [2021-11-17 13:14:54,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-17 13:14:54,790 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 [2021-11-17 13:14:54,791 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 13:14:55,681 INFO L225 Difference]: With dead ends: 160525 [2021-11-17 13:14:55,681 INFO L226 Difference]: Without dead ends: 159574 [2021-11-17 13:14:55,751 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 [2021-11-17 13:14:55,752 INFO L933 BasicCegarLoop]: 5386 mSDtfsCounter, 12875 mSDsluCounter, 10641 mSDsCounter, 0 mSdLazyCounter, 18566 mSolverCounterSat, 7565 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13165 SdHoareTripleChecker+Valid, 16027 SdHoareTripleChecker+Invalid, 26133 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7565 IncrementalHoareTripleChecker+Valid, 18566 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.3s IncrementalHoareTripleChecker+Time [2021-11-17 13:14:55,752 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [13165 Valid, 16027 Invalid, 26133 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7565 Valid, 18566 Invalid, 2 Unknown, 0 Unchecked, 24.3s Time] [2021-11-17 13:14:55,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159574 states. [2021-11-17 13:15:00,981 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159574 to 106169. [2021-11-17 13:15:01,083 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) [2021-11-17 13:15:01,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106169 states to 106169 states and 157496 transitions. [2021-11-17 13:15:01,990 INFO L78 Accepts]: Start accepts. Automaton has 106169 states and 157496 transitions. Word has length 118 [2021-11-17 13:15:01,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 13:15:01,991 INFO L470 AbstractCegarLoop]: Abstraction has 106169 states and 157496 transitions. [2021-11-17 13:15:01,991 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) [2021-11-17 13:15:01,991 INFO L276 IsEmpty]: Start isEmpty. Operand 106169 states and 157496 transitions. [2021-11-17 13:15:01,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-17 13:15:01,994 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 13:15:01,994 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] [2021-11-17 13:15:01,994 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-11-17 13:15:01,995 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)] === [2021-11-17 13:15:01,995 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 13:15:01,995 INFO L85 PathProgramCache]: Analyzing trace with hash -2108737805, now seen corresponding path program 1 times [2021-11-17 13:15:01,995 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 13:15:01,995 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1168178229] [2021-11-17 13:15:01,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:15:01,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 13:15:02,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:15:02,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 13:15:02,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:15:02,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-11-17 13:15:02,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:15:02,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:15:02,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:15:02,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:15:02,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:15:02,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-11-17 13:15:02,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:15:02,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:15:02,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:15:02,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:15:02,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:15:02,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-11-17 13:15:02,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:15:02,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-11-17 13:15:02,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:15:02,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2021-11-17 13:15:02,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:15:02,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-11-17 13:15:02,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:15:02,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:15:02,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:15:02,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2021-11-17 13:15:02,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:15:02,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-11-17 13:15:02,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:15:02,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-11-17 13:15:02,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:15:02,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2021-11-17 13:15:02,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:15:02,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2021-11-17 13:15:02,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:15:02,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-17 13:15:02,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:15:02,230 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2021-11-17 13:15:02,230 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 13:15:02,230 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1168178229] [2021-11-17 13:15:02,230 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1168178229] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 13:15:02,230 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 13:15:02,230 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-17 13:15:02,231 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2102712437] [2021-11-17 13:15:02,231 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 13:15:02,231 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-17 13:15:02,231 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 13:15:02,231 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-17 13:15:02,231 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-17 13:15:02,232 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) [2021-11-17 13:15:04,971 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:15:21,181 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:15:25,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 13:15:25,098 INFO L93 Difference]: Finished difference Result 159641 states and 236764 transitions. [2021-11-17 13:15:25,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-17 13:15:25,099 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 [2021-11-17 13:15:25,099 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 13:15:25,931 INFO L225 Difference]: With dead ends: 159641 [2021-11-17 13:15:25,932 INFO L226 Difference]: Without dead ends: 159639 [2021-11-17 13:15:26,003 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 [2021-11-17 13:15:26,004 INFO L933 BasicCegarLoop]: 5550 mSDtfsCounter, 13011 mSDsluCounter, 6131 mSDsCounter, 0 mSdLazyCounter, 10084 mSolverCounterSat, 7498 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13348 SdHoareTripleChecker+Valid, 11681 SdHoareTripleChecker+Invalid, 17583 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7498 IncrementalHoareTripleChecker+Valid, 10084 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.6s IncrementalHoareTripleChecker+Time [2021-11-17 13:15:26,004 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [13348 Valid, 11681 Invalid, 17583 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7498 Valid, 10084 Invalid, 1 Unknown, 0 Unchecked, 17.6s Time] [2021-11-17 13:15:26,139 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159639 states. [2021-11-17 13:15:32,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159639 to 159257. [2021-11-17 13:15:32,620 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) [2021-11-17 13:15:33,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159257 states to 159257 states and 236340 transitions. [2021-11-17 13:15:33,967 INFO L78 Accepts]: Start accepts. Automaton has 159257 states and 236340 transitions. Word has length 123 [2021-11-17 13:15:33,968 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 13:15:33,968 INFO L470 AbstractCegarLoop]: Abstraction has 159257 states and 236340 transitions. [2021-11-17 13:15:33,968 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) [2021-11-17 13:15:33,969 INFO L276 IsEmpty]: Start isEmpty. Operand 159257 states and 236340 transitions. [2021-11-17 13:15:33,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-17 13:15:33,994 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 13:15:33,994 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] [2021-11-17 13:15:33,995 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-11-17 13:15:33,995 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)] === [2021-11-17 13:15:33,995 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 13:15:33,995 INFO L85 PathProgramCache]: Analyzing trace with hash 574839046, now seen corresponding path program 1 times [2021-11-17 13:15:33,995 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 13:15:33,995 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1267358095] [2021-11-17 13:15:33,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:15:33,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 13:15:34,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:15:34,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 13:15:34,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:15:34,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-11-17 13:15:34,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:15:34,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:15:34,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:15:34,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:15:34,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:15:34,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-11-17 13:15:34,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:15:34,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:15:34,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:15:34,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:15:34,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:15:34,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-11-17 13:15:34,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:15:34,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-11-17 13:15:34,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:15:34,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2021-11-17 13:15:34,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:15:34,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-11-17 13:15:34,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:15:34,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:15:34,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:15:34,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2021-11-17 13:15:34,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:15:34,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-11-17 13:15:34,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:15:34,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2021-11-17 13:15:34,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:15:34,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2021-11-17 13:15:34,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:15:34,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2021-11-17 13:15:34,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:15:34,661 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2021-11-17 13:15:34,661 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 13:15:34,661 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1267358095] [2021-11-17 13:15:34,661 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1267358095] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 13:15:34,661 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 13:15:34,661 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-17 13:15:34,661 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [492061702] [2021-11-17 13:15:34,661 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 13:15:34,662 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-17 13:15:34,662 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 13:15:34,662 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-17 13:15:34,662 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-17 13:15:34,662 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) [2021-11-17 13:15:36,691 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:15:38,754 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:15:51,908 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 13:15:51,908 INFO L93 Difference]: Finished difference Result 159385 states and 236480 transitions. [2021-11-17 13:15:51,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-17 13:15:51,909 INFO L78 Accepts]: Start accepts. Automaton has 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) Word has length 123 [2021-11-17 13:15:51,909 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 13:15:53,015 INFO L225 Difference]: With dead ends: 159385 [2021-11-17 13:15:53,015 INFO L226 Difference]: Without dead ends: 159383 [2021-11-17 13:15:53,093 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2021-11-17 13:15:53,096 INFO L933 BasicCegarLoop]: 4605 mSDtfsCounter, 11274 mSDsluCounter, 4153 mSDsCounter, 0 mSdLazyCounter, 4905 mSolverCounterSat, 6138 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11616 SdHoareTripleChecker+Valid, 8758 SdHoareTripleChecker+Invalid, 11045 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6138 IncrementalHoareTripleChecker+Valid, 4905 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.3s IncrementalHoareTripleChecker+Time [2021-11-17 13:15:53,097 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [11616 Valid, 8758 Invalid, 11045 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6138 Valid, 4905 Invalid, 2 Unknown, 0 Unchecked, 12.3s Time] [2021-11-17 13:15:53,223 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159383 states.