./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--megaraid.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version eb692b52 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--megaraid.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 ac352421032347d7bf5d3bf9ef59e7281826004c82f3c932b159f55f0c829686 --- Real Ultimate output --- This is Ultimate 0.2.2-?-eb692b5 [2022-07-20 04:08:52,659 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-20 04:08:52,660 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-20 04:08:52,689 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-20 04:08:52,689 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-20 04:08:52,690 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-20 04:08:52,691 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-20 04:08:52,692 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-20 04:08:52,693 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-20 04:08:52,694 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-20 04:08:52,694 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-20 04:08:52,695 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-20 04:08:52,695 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-20 04:08:52,696 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-20 04:08:52,698 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-20 04:08:52,698 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-20 04:08:52,700 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-20 04:08:52,703 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-20 04:08:52,705 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-20 04:08:52,709 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-20 04:08:52,713 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-20 04:08:52,714 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-20 04:08:52,715 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-20 04:08:52,718 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-20 04:08:52,719 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-20 04:08:52,721 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-20 04:08:52,722 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-20 04:08:52,722 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-20 04:08:52,724 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-20 04:08:52,724 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-20 04:08:52,725 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-20 04:08:52,725 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-20 04:08:52,726 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-20 04:08:52,727 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-20 04:08:52,727 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-20 04:08:52,728 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-20 04:08:52,729 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-20 04:08:52,729 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-20 04:08:52,729 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-20 04:08:52,729 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-20 04:08:52,730 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-20 04:08:52,730 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-20 04:08:52,731 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-20 04:08:52,752 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-20 04:08:52,756 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-20 04:08:52,756 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-20 04:08:52,756 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-20 04:08:52,757 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-20 04:08:52,757 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-20 04:08:52,757 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-20 04:08:52,758 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-20 04:08:52,758 INFO L138 SettingsManager]: * Use SBE=true [2022-07-20 04:08:52,758 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-20 04:08:52,759 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-20 04:08:52,759 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-20 04:08:52,759 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-20 04:08:52,759 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-20 04:08:52,759 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-20 04:08:52,759 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-20 04:08:52,760 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-20 04:08:52,760 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-20 04:08:52,760 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-20 04:08:52,760 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-20 04:08:52,760 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-20 04:08:52,760 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-20 04:08:52,761 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-20 04:08:52,761 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-20 04:08:52,761 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-20 04:08:52,761 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-20 04:08:52,761 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-20 04:08:52,761 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-20 04:08:52,762 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-20 04:08:52,762 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-20 04:08:52,762 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ac352421032347d7bf5d3bf9ef59e7281826004c82f3c932b159f55f0c829686 [2022-07-20 04:08:52,942 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-20 04:08:52,963 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-20 04:08:52,966 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-20 04:08:52,966 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-20 04:08:52,967 INFO L275 PluginConnector]: CDTParser initialized [2022-07-20 04:08:52,968 INFO L432 ainManager$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--megaraid.ko.cil.i [2022-07-20 04:08:53,009 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7e547c77/110062d8533e4555b6d1e719b43045dd/FLAG58545b9d7 [2022-07-20 04:08:53,757 INFO L306 CDTParser]: Found 1 translation units. [2022-07-20 04:08:53,758 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i [2022-07-20 04:08:53,807 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7e547c77/110062d8533e4555b6d1e719b43045dd/FLAG58545b9d7 [2022-07-20 04:08:53,990 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7e547c77/110062d8533e4555b6d1e719b43045dd [2022-07-20 04:08:53,992 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-20 04:08:53,993 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-20 04:08:53,995 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-20 04:08:53,995 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-20 04:08:53,997 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-20 04:08:53,998 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 04:08:53" (1/1) ... [2022-07-20 04:08:53,999 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49c91fac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:08:53, skipping insertion in model container [2022-07-20 04:08:53,999 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 04:08:53" (1/1) ... [2022-07-20 04:08:54,003 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-20 04:08:54,122 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-20 04:08:58,158 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--megaraid.ko.cil.i[486469,486482] [2022-07-20 04:08:58,160 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--megaraid.ko.cil.i[486614,486627] [2022-07-20 04:08:58,165 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--megaraid.ko.cil.i[486760,486773] [2022-07-20 04:08:58,165 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--megaraid.ko.cil.i[486925,486938] [2022-07-20 04:08:58,165 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--megaraid.ko.cil.i[487083,487096] [2022-07-20 04:08:58,166 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[487241,487254] [2022-07-20 04:08:58,169 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[487399,487412] [2022-07-20 04:08:58,170 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[487559,487572] [2022-07-20 04:08:58,170 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[487718,487731] [2022-07-20 04:08:58,170 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[487857,487870] [2022-07-20 04:08:58,171 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[487999,488012] [2022-07-20 04:08:58,171 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[488148,488161] [2022-07-20 04:08:58,172 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[488287,488300] [2022-07-20 04:08:58,172 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[488442,488455] [2022-07-20 04:08:58,172 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[488602,488615] [2022-07-20 04:08:58,173 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[488753,488766] [2022-07-20 04:08:58,173 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[488904,488917] [2022-07-20 04:08:58,176 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[489056,489069] [2022-07-20 04:08:58,177 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[489205,489218] [2022-07-20 04:08:58,178 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[489353,489366] [2022-07-20 04:08:58,178 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[489510,489523] [2022-07-20 04:08:58,178 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[489659,489672] [2022-07-20 04:08:58,179 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[489815,489828] [2022-07-20 04:08:58,179 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[489968,489981] [2022-07-20 04:08:58,182 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[490114,490127] [2022-07-20 04:08:58,182 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[490257,490270] [2022-07-20 04:08:58,182 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[490409,490422] [2022-07-20 04:08:58,183 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[490555,490568] [2022-07-20 04:08:58,184 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[490700,490713] [2022-07-20 04:08:58,185 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[490854,490867] [2022-07-20 04:08:58,186 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[491005,491018] [2022-07-20 04:08:58,186 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[491160,491173] [2022-07-20 04:08:58,186 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[491312,491325] [2022-07-20 04:08:58,187 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[491467,491480] [2022-07-20 04:08:58,187 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[491631,491644] [2022-07-20 04:08:58,187 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[491787,491800] [2022-07-20 04:08:58,187 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[491951,491964] [2022-07-20 04:08:58,188 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[492093,492106] [2022-07-20 04:08:58,188 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[492251,492264] [2022-07-20 04:08:58,188 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[492418,492431] [2022-07-20 04:08:58,188 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[492577,492590] [2022-07-20 04:08:58,188 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[492736,492749] [2022-07-20 04:08:58,189 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[492885,492898] [2022-07-20 04:08:58,189 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[493032,493045] [2022-07-20 04:08:58,189 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[493171,493184] [2022-07-20 04:08:58,190 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[493334,493347] [2022-07-20 04:08:58,190 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[493500,493513] [2022-07-20 04:08:58,190 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[493664,493677] [2022-07-20 04:08:58,191 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[493829,493842] [2022-07-20 04:08:58,191 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[493994,494007] [2022-07-20 04:08:58,191 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[494160,494173] [2022-07-20 04:08:58,191 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[494325,494338] [2022-07-20 04:08:58,192 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[494492,494505] [2022-07-20 04:08:58,192 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[494652,494665] [2022-07-20 04:08:58,192 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[494814,494827] [2022-07-20 04:08:58,192 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[494973,494986] [2022-07-20 04:08:58,193 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[495119,495132] [2022-07-20 04:08:58,193 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[495262,495275] [2022-07-20 04:08:58,193 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[495406,495419] [2022-07-20 04:08:58,194 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[495549,495562] [2022-07-20 04:08:58,194 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[495693,495706] [2022-07-20 04:08:58,194 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[495834,495847] [2022-07-20 04:08:58,194 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[495972,495985] [2022-07-20 04:08:58,195 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[496130,496143] [2022-07-20 04:08:58,195 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[496289,496302] [2022-07-20 04:08:58,195 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[496445,496458] [2022-07-20 04:08:58,195 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[496594,496607] [2022-07-20 04:08:58,196 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[496746,496759] [2022-07-20 04:08:58,196 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[496897,496910] [2022-07-20 04:08:58,196 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[497046,497059] [2022-07-20 04:08:58,197 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[497198,497211] [2022-07-20 04:08:58,197 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[497346,497359] [2022-07-20 04:08:58,197 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[497499,497512] [2022-07-20 04:08:58,197 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[497650,497663] [2022-07-20 04:08:58,198 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[497800,497813] [2022-07-20 04:08:58,198 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[497947,497960] [2022-07-20 04:08:58,198 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[498098,498111] [2022-07-20 04:08:58,198 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[498249,498262] [2022-07-20 04:08:58,199 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[498397,498410] [2022-07-20 04:08:58,199 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[498563,498576] [2022-07-20 04:08:58,199 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[498732,498745] [2022-07-20 04:08:58,200 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[498899,498912] [2022-07-20 04:08:58,200 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[499067,499080] [2022-07-20 04:08:58,200 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[499217,499230] [2022-07-20 04:08:58,200 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[499364,499377] [2022-07-20 04:08:58,201 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[499525,499538] [2022-07-20 04:08:58,201 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[499695,499708] [2022-07-20 04:08:58,201 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[499857,499870] [2022-07-20 04:08:58,214 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-20 04:08:58,238 INFO L203 MainTranslator]: Completed pre-run [2022-07-20 04:08:58,576 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--megaraid.ko.cil.i[486469,486482] [2022-07-20 04:08:58,580 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[486614,486627] [2022-07-20 04:08:58,580 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[486760,486773] [2022-07-20 04:08:58,581 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[486925,486938] [2022-07-20 04:08:58,581 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[487083,487096] [2022-07-20 04:08:58,582 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--megaraid.ko.cil.i[487241,487254] [2022-07-20 04:08:58,582 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--megaraid.ko.cil.i[487399,487412] [2022-07-20 04:08:58,582 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--megaraid.ko.cil.i[487559,487572] [2022-07-20 04:08:58,583 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--megaraid.ko.cil.i[487718,487731] [2022-07-20 04:08:58,584 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--megaraid.ko.cil.i[487857,487870] [2022-07-20 04:08:58,584 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--megaraid.ko.cil.i[487999,488012] [2022-07-20 04:08:58,584 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--megaraid.ko.cil.i[488148,488161] [2022-07-20 04:08:58,585 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[488287,488300] [2022-07-20 04:08:58,585 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[488442,488455] [2022-07-20 04:08:58,586 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--megaraid.ko.cil.i[488602,488615] [2022-07-20 04:08:58,586 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--megaraid.ko.cil.i[488753,488766] [2022-07-20 04:08:58,586 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--megaraid.ko.cil.i[488904,488917] [2022-07-20 04:08:58,587 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--megaraid.ko.cil.i[489056,489069] [2022-07-20 04:08:58,587 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--megaraid.ko.cil.i[489205,489218] [2022-07-20 04:08:58,587 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--megaraid.ko.cil.i[489353,489366] [2022-07-20 04:08:58,587 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--megaraid.ko.cil.i[489510,489523] [2022-07-20 04:08:58,588 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--megaraid.ko.cil.i[489659,489672] [2022-07-20 04:08:58,588 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--megaraid.ko.cil.i[489815,489828] [2022-07-20 04:08:58,589 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[489968,489981] [2022-07-20 04:08:58,589 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[490114,490127] [2022-07-20 04:08:58,589 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[490257,490270] [2022-07-20 04:08:58,590 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[490409,490422] [2022-07-20 04:08:58,590 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[490555,490568] [2022-07-20 04:08:58,590 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[490700,490713] [2022-07-20 04:08:58,590 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[490854,490867] [2022-07-20 04:08:58,591 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[491005,491018] [2022-07-20 04:08:58,591 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[491160,491173] [2022-07-20 04:08:58,592 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--megaraid.ko.cil.i[491312,491325] [2022-07-20 04:08:58,592 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--megaraid.ko.cil.i[491467,491480] [2022-07-20 04:08:58,593 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--megaraid.ko.cil.i[491631,491644] [2022-07-20 04:08:58,593 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--megaraid.ko.cil.i[491787,491800] [2022-07-20 04:08:58,593 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--megaraid.ko.cil.i[491951,491964] [2022-07-20 04:08:58,594 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--megaraid.ko.cil.i[492093,492106] [2022-07-20 04:08:58,594 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--megaraid.ko.cil.i[492251,492264] [2022-07-20 04:08:58,594 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--megaraid.ko.cil.i[492418,492431] [2022-07-20 04:08:58,595 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--megaraid.ko.cil.i[492577,492590] [2022-07-20 04:08:58,596 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--megaraid.ko.cil.i[492736,492749] [2022-07-20 04:08:58,596 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--megaraid.ko.cil.i[492885,492898] [2022-07-20 04:08:58,596 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--megaraid.ko.cil.i[493032,493045] [2022-07-20 04:08:58,596 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--megaraid.ko.cil.i[493171,493184] [2022-07-20 04:08:58,597 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--megaraid.ko.cil.i[493334,493347] [2022-07-20 04:08:58,597 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--megaraid.ko.cil.i[493500,493513] [2022-07-20 04:08:58,598 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[493664,493677] [2022-07-20 04:08:58,598 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[493829,493842] [2022-07-20 04:08:58,598 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[493994,494007] [2022-07-20 04:08:58,598 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[494160,494173] [2022-07-20 04:08:58,599 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[494325,494338] [2022-07-20 04:08:58,600 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[494492,494505] [2022-07-20 04:08:58,600 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[494652,494665] [2022-07-20 04:08:58,600 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[494814,494827] [2022-07-20 04:08:58,601 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[494973,494986] [2022-07-20 04:08:58,601 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[495119,495132] [2022-07-20 04:08:58,601 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[495262,495275] [2022-07-20 04:08:58,601 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[495406,495419] [2022-07-20 04:08:58,602 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[495549,495562] [2022-07-20 04:08:58,602 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[495693,495706] [2022-07-20 04:08:58,603 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[495834,495847] [2022-07-20 04:08:58,604 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[495972,495985] [2022-07-20 04:08:58,606 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[496130,496143] [2022-07-20 04:08:58,609 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[496289,496302] [2022-07-20 04:08:58,610 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[496445,496458] [2022-07-20 04:08:58,610 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[496594,496607] [2022-07-20 04:08:58,611 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[496746,496759] [2022-07-20 04:08:58,612 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[496897,496910] [2022-07-20 04:08:58,612 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[497046,497059] [2022-07-20 04:08:58,612 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[497198,497211] [2022-07-20 04:08:58,612 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[497346,497359] [2022-07-20 04:08:58,617 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[497499,497512] [2022-07-20 04:08:58,617 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[497650,497663] [2022-07-20 04:08:58,617 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[497800,497813] [2022-07-20 04:08:58,618 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[497947,497960] [2022-07-20 04:08:58,618 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[498098,498111] [2022-07-20 04:08:58,618 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[498249,498262] [2022-07-20 04:08:58,619 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[498397,498410] [2022-07-20 04:08:58,620 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[498563,498576] [2022-07-20 04:08:58,620 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[498732,498745] [2022-07-20 04:08:58,621 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[498899,498912] [2022-07-20 04:08:58,621 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[499067,499080] [2022-07-20 04:08:58,621 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[499217,499230] [2022-07-20 04:08:58,621 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[499364,499377] [2022-07-20 04:08:58,622 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[499525,499538] [2022-07-20 04:08:58,622 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[499695,499708] [2022-07-20 04:08:58,623 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[499857,499870] [2022-07-20 04:08:58,626 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-20 04:08:58,818 INFO L208 MainTranslator]: Completed translation [2022-07-20 04:08:58,818 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:08:58 WrapperNode [2022-07-20 04:08:58,818 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-20 04:08:58,819 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-20 04:08:58,819 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-20 04:08:58,819 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-20 04:08:58,824 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:08:58" (1/1) ... [2022-07-20 04:08:58,939 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:08:58" (1/1) ... [2022-07-20 04:08:59,115 INFO L137 Inliner]: procedures = 746, calls = 3600, calls flagged for inlining = 396, calls inlined = 313, statements flattened = 8853 [2022-07-20 04:08:59,116 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-20 04:08:59,116 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-20 04:08:59,116 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-20 04:08:59,116 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-20 04:08:59,123 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:08:58" (1/1) ... [2022-07-20 04:08:59,123 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:08:58" (1/1) ... [2022-07-20 04:08:59,228 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:08:58" (1/1) ... [2022-07-20 04:08:59,229 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:08:58" (1/1) ... [2022-07-20 04:08:59,326 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:08:58" (1/1) ... [2022-07-20 04:08:59,351 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:08:58" (1/1) ... [2022-07-20 04:08:59,394 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:08:58" (1/1) ... [2022-07-20 04:08:59,443 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-20 04:08:59,444 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-20 04:08:59,444 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-20 04:08:59,444 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-20 04:08:59,445 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:08:58" (1/1) ... [2022-07-20 04:08:59,450 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-20 04:08:59,457 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-20 04:08:59,468 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) [2022-07-20 04:08:59,482 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 [2022-07-20 04:08:59,498 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-07-20 04:08:59,498 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-07-20 04:08:59,498 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2022-07-20 04:08:59,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2022-07-20 04:08:59,499 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_97 [2022-07-20 04:08:59,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_97 [2022-07-20 04:08:59,499 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2022-07-20 04:08:59,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2022-07-20 04:08:59,500 INFO L130 BoogieDeclarations]: Found specification of procedure megaraid_info [2022-07-20 04:08:59,500 INFO L138 BoogieDeclarations]: Found implementation of procedure megaraid_info [2022-07-20 04:08:59,500 INFO L130 BoogieDeclarations]: Found specification of procedure mega_adapinq [2022-07-20 04:08:59,500 INFO L138 BoogieDeclarations]: Found implementation of procedure mega_adapinq [2022-07-20 04:08:59,500 INFO L130 BoogieDeclarations]: Found specification of procedure seq_puts [2022-07-20 04:08:59,500 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_puts [2022-07-20 04:08:59,500 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2022-07-20 04:08:59,500 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2022-07-20 04:08:59,500 INFO L130 BoogieDeclarations]: Found specification of procedure mega_free_inquiry [2022-07-20 04:08:59,501 INFO L138 BoogieDeclarations]: Found implementation of procedure mega_free_inquiry [2022-07-20 04:08:59,501 INFO L130 BoogieDeclarations]: Found specification of procedure seq_putc [2022-07-20 04:08:59,502 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_putc [2022-07-20 04:08:59,502 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-20 04:08:59,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-20 04:08:59,502 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-07-20 04:08:59,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-07-20 04:08:59,502 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-07-20 04:08:59,502 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-07-20 04:08:59,502 INFO L130 BoogieDeclarations]: Found specification of procedure mega_build_sglist [2022-07-20 04:08:59,502 INFO L138 BoogieDeclarations]: Found implementation of procedure mega_build_sglist [2022-07-20 04:08:59,503 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-07-20 04:08:59,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-07-20 04:08:59,503 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-07-20 04:08:59,503 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-07-20 04:08:59,503 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2022-07-20 04:08:59,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2022-07-20 04:08:59,503 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2022-07-20 04:08:59,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2022-07-20 04:08:59,503 INFO L130 BoogieDeclarations]: Found specification of procedure megadev_unlocked_ioctl [2022-07-20 04:08:59,503 INFO L138 BoogieDeclarations]: Found implementation of procedure megadev_unlocked_ioctl [2022-07-20 04:08:59,504 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-07-20 04:08:59,504 INFO L130 BoogieDeclarations]: Found specification of procedure mega_free_scb [2022-07-20 04:08:59,504 INFO L138 BoogieDeclarations]: Found implementation of procedure mega_free_scb [2022-07-20 04:08:59,504 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-07-20 04:08:59,504 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-07-20 04:08:59,504 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-07-20 04:08:59,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-07-20 04:08:59,504 INFO L130 BoogieDeclarations]: Found specification of procedure remove_proc_entry [2022-07-20 04:08:59,504 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_proc_entry [2022-07-20 04:08:59,504 INFO L130 BoogieDeclarations]: Found specification of procedure megaraid_abort_and_reset [2022-07-20 04:08:59,505 INFO L138 BoogieDeclarations]: Found implementation of procedure megaraid_abort_and_reset [2022-07-20 04:08:59,505 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-20 04:08:59,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-20 04:08:59,505 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2022-07-20 04:08:59,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2022-07-20 04:08:59,505 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-07-20 04:08:59,506 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-07-20 04:08:59,506 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-20 04:08:59,506 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2022-07-20 04:08:59,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2022-07-20 04:08:59,506 INFO L130 BoogieDeclarations]: Found specification of procedure issue_scb_block [2022-07-20 04:08:59,506 INFO L138 BoogieDeclarations]: Found implementation of procedure issue_scb_block [2022-07-20 04:08:59,506 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-07-20 04:08:59,506 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-07-20 04:08:59,506 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-07-20 04:08:59,506 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-07-20 04:08:59,507 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-07-20 04:08:59,507 INFO L130 BoogieDeclarations]: Found specification of procedure mega_free_sgl [2022-07-20 04:08:59,507 INFO L138 BoogieDeclarations]: Found implementation of procedure mega_free_sgl [2022-07-20 04:08:59,507 INFO L130 BoogieDeclarations]: Found specification of procedure sg_page [2022-07-20 04:08:59,507 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_page [2022-07-20 04:08:59,507 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-07-20 04:08:59,507 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2022-07-20 04:08:59,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2022-07-20 04:08:59,510 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-07-20 04:08:59,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-07-20 04:08:59,510 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-07-20 04:08:59,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-07-20 04:08:59,511 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-20 04:08:59,511 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2022-07-20 04:08:59,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2022-07-20 04:08:59,511 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-07-20 04:08:59,511 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-07-20 04:08:59,512 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-07-20 04:08:59,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-07-20 04:08:59,512 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-20 04:08:59,512 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-20 04:08:59,512 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2022-07-20 04:08:59,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2022-07-20 04:08:59,513 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-07-20 04:08:59,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-07-20 04:08:59,513 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-07-20 04:08:59,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-07-20 04:08:59,513 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2022-07-20 04:08:59,513 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2022-07-20 04:08:59,513 INFO L130 BoogieDeclarations]: Found specification of procedure mega_runpendq [2022-07-20 04:08:59,513 INFO L138 BoogieDeclarations]: Found implementation of procedure mega_runpendq [2022-07-20 04:08:59,513 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_fs_char_dev__double_registration [2022-07-20 04:08:59,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_fs_char_dev__double_registration [2022-07-20 04:08:59,514 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-07-20 04:08:59,514 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-07-20 04:08:59,514 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-07-20 04:08:59,514 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-07-20 04:08:59,514 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2022-07-20 04:08:59,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2022-07-20 04:08:59,514 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-07-20 04:08:59,514 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-07-20 04:08:59,514 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-07-20 04:08:59,514 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-07-20 04:08:59,515 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-07-20 04:08:59,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-07-20 04:08:59,515 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_check_return_value_probe [2022-07-20 04:08:59,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_check_return_value_probe [2022-07-20 04:08:59,515 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_int_mtx_of_NOT_ARG_SIGN [2022-07-20 04:08:59,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_int_mtx_of_NOT_ARG_SIGN [2022-07-20 04:08:59,515 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-20 04:08:59,515 INFO L130 BoogieDeclarations]: Found specification of procedure inb_p [2022-07-20 04:08:59,515 INFO L138 BoogieDeclarations]: Found implementation of procedure inb_p [2022-07-20 04:08:59,515 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_check_return_value_probe [2022-07-20 04:08:59,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_check_return_value_probe [2022-07-20 04:08:59,516 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2022-07-20 04:08:59,516 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2022-07-20 04:08:59,516 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-20 04:08:59,516 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_lock_of_NOT_ARG_SIGN [2022-07-20 04:08:59,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_lock_of_NOT_ARG_SIGN [2022-07-20 04:08:59,517 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-07-20 04:08:59,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-07-20 04:08:59,517 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-07-20 04:08:59,517 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-07-20 04:08:59,517 INFO L130 BoogieDeclarations]: Found specification of procedure mega_n_to_m [2022-07-20 04:08:59,517 INFO L138 BoogieDeclarations]: Found implementation of procedure mega_n_to_m [2022-07-20 04:08:59,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-20 04:08:59,517 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-07-20 04:08:59,517 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-07-20 04:08:59,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-07-20 04:08:59,518 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2022-07-20 04:08:59,518 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2022-07-20 04:08:59,518 INFO L130 BoogieDeclarations]: Found specification of procedure mega_internal_command [2022-07-20 04:08:59,518 INFO L138 BoogieDeclarations]: Found implementation of procedure mega_internal_command [2022-07-20 04:08:59,518 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_host_put [2022-07-20 04:08:59,518 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_host_put [2022-07-20 04:08:59,518 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-07-20 04:08:59,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-07-20 04:08:59,518 INFO L130 BoogieDeclarations]: Found specification of procedure megaraid_shutdown [2022-07-20 04:08:59,518 INFO L138 BoogieDeclarations]: Found implementation of procedure megaraid_shutdown [2022-07-20 04:08:59,519 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2022-07-20 04:08:59,519 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2022-07-20 04:08:59,519 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2022-07-20 04:08:59,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2022-07-20 04:08:59,519 INFO L130 BoogieDeclarations]: Found specification of procedure outb_p [2022-07-20 04:08:59,519 INFO L138 BoogieDeclarations]: Found implementation of procedure outb_p [2022-07-20 04:08:59,519 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-07-20 04:08:59,519 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-07-20 04:08:59,519 INFO L130 BoogieDeclarations]: Found specification of procedure proc_show_rdrv [2022-07-20 04:08:59,519 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_show_rdrv [2022-07-20 04:08:59,520 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-20 04:08:59,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-20 04:08:59,520 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-20 04:08:59,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-20 04:08:59,520 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-20 04:08:59,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-20 04:08:59,520 INFO L130 BoogieDeclarations]: Found specification of procedure mega_allocate_inquiry [2022-07-20 04:08:59,520 INFO L138 BoogieDeclarations]: Found implementation of procedure mega_allocate_inquiry [2022-07-20 04:08:59,520 INFO L130 BoogieDeclarations]: Found specification of procedure free_local_pdev [2022-07-20 04:08:59,520 INFO L138 BoogieDeclarations]: Found implementation of procedure free_local_pdev [2022-07-20 04:08:59,520 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-07-20 04:08:59,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-07-20 04:08:59,521 INFO L130 BoogieDeclarations]: Found specification of procedure proc_show_pdrv [2022-07-20 04:08:59,521 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_show_pdrv [2022-07-20 04:08:59,521 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2022-07-20 04:08:59,521 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_read [2022-07-20 04:08:59,521 INFO L130 BoogieDeclarations]: Found specification of procedure slow_down_io [2022-07-20 04:08:59,521 INFO L138 BoogieDeclarations]: Found implementation of procedure slow_down_io [2022-07-20 04:08:59,521 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2022-07-20 04:08:59,521 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2022-07-20 04:08:59,521 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_NOT_ARG_SIGN [2022-07-20 04:08:59,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_NOT_ARG_SIGN [2022-07-20 04:08:59,522 INFO L130 BoogieDeclarations]: Found specification of procedure __megaraid_shutdown [2022-07-20 04:08:59,522 INFO L138 BoogieDeclarations]: Found implementation of procedure __megaraid_shutdown [2022-07-20 04:08:59,522 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-07-20 04:08:59,522 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-07-20 04:08:59,522 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-20 04:08:59,522 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-20 04:08:59,522 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_io_mem_unmap [2022-07-20 04:08:59,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_io_mem_unmap [2022-07-20 04:08:59,522 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_sglist [2022-07-20 04:08:59,523 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_sglist [2022-07-20 04:08:59,523 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2022-07-20 04:08:59,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2022-07-20 04:08:59,523 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2022-07-20 04:08:59,523 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2022-07-20 04:08:59,523 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2022-07-20 04:08:59,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2022-07-20 04:08:59,523 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2022-07-20 04:08:59,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2022-07-20 04:08:59,523 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-20 04:08:59,524 INFO L130 BoogieDeclarations]: Found specification of procedure megaraid_reset [2022-07-20 04:08:59,524 INFO L138 BoogieDeclarations]: Found implementation of procedure megaraid_reset [2022-07-20 04:08:59,524 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-07-20 04:08:59,524 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-07-20 04:08:59,524 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2022-07-20 04:08:59,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2022-07-20 04:08:59,524 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-20 04:08:59,524 INFO L130 BoogieDeclarations]: Found specification of procedure megaraid_queue [2022-07-20 04:08:59,524 INFO L138 BoogieDeclarations]: Found implementation of procedure megaraid_queue [2022-07-20 04:08:59,524 INFO L130 BoogieDeclarations]: Found specification of procedure megaraid_biosparam [2022-07-20 04:08:59,524 INFO L138 BoogieDeclarations]: Found implementation of procedure megaraid_biosparam [2022-07-20 04:08:59,525 INFO L130 BoogieDeclarations]: Found specification of procedure megaraid_remove_one [2022-07-20 04:08:59,525 INFO L138 BoogieDeclarations]: Found implementation of procedure megaraid_remove_one [2022-07-20 04:08:59,525 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2022-07-20 04:08:59,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2022-07-20 04:08:59,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-20 04:08:59,525 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-07-20 04:08:59,525 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-07-20 04:08:59,525 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-07-20 04:08:59,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-07-20 04:08:59,525 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2022-07-20 04:08:59,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2022-07-20 04:08:59,526 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2022-07-20 04:08:59,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2022-07-20 04:08:59,526 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2022-07-20 04:08:59,526 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2022-07-20 04:08:59,526 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-07-20 04:08:59,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-07-20 04:08:59,526 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2022-07-20 04:08:59,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2022-07-20 04:08:59,526 INFO L130 BoogieDeclarations]: Found specification of procedure seq_write [2022-07-20 04:08:59,527 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_write [2022-07-20 04:08:59,527 INFO L130 BoogieDeclarations]: Found specification of procedure mega_allocate_scb [2022-07-20 04:08:59,527 INFO L138 BoogieDeclarations]: Found implementation of procedure mega_allocate_scb [2022-07-20 04:08:59,527 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-07-20 04:08:59,527 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-07-20 04:08:59,527 INFO L130 BoogieDeclarations]: Found specification of procedure make_local_pdev [2022-07-20 04:08:59,527 INFO L138 BoogieDeclarations]: Found implementation of procedure make_local_pdev [2022-07-20 04:08:59,527 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-07-20 04:08:59,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-07-20 04:08:59,527 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-07-20 04:08:59,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-07-20 04:08:59,528 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2022-07-20 04:08:59,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2022-07-20 04:08:59,528 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-07-20 04:08:59,528 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-07-20 04:08:59,528 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-07-20 04:08:59,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-07-20 04:08:59,528 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2022-07-20 04:08:59,528 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2022-07-20 04:08:59,528 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-20 04:08:59,528 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-20 04:08:59,529 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-07-20 04:08:59,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-07-20 04:08:59,529 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-20 04:08:59,529 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2022-07-20 04:08:59,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2022-07-20 04:08:59,529 INFO L130 BoogieDeclarations]: Found specification of procedure single_release [2022-07-20 04:08:59,529 INFO L138 BoogieDeclarations]: Found implementation of procedure single_release [2022-07-20 04:08:59,529 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-20 04:08:59,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-20 04:08:59,529 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2022-07-20 04:08:59,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2022-07-20 04:08:59,530 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2022-07-20 04:08:59,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2022-07-20 04:08:59,530 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2022-07-20 04:08:59,530 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2022-07-20 04:08:59,530 INFO L130 BoogieDeclarations]: Found specification of procedure mega_rundoneq [2022-07-20 04:08:59,530 INFO L138 BoogieDeclarations]: Found implementation of procedure mega_rundoneq [2022-07-20 04:08:59,530 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-07-20 04:08:59,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-07-20 04:08:59,530 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-07-20 04:08:59,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-07-20 04:08:59,531 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-07-20 04:08:59,531 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-07-20 04:08:59,531 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-20 04:08:59,531 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2022-07-20 04:08:59,531 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2022-07-20 04:08:59,531 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadget [2022-07-20 04:08:59,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadget [2022-07-20 04:08:59,531 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_megadev_mutex [2022-07-20 04:08:59,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_megadev_mutex [2022-07-20 04:08:59,532 INFO L130 BoogieDeclarations]: Found specification of procedure megaraid_abort [2022-07-20 04:08:59,532 INFO L138 BoogieDeclarations]: Found implementation of procedure megaraid_abort [2022-07-20 04:08:59,532 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_relax [2022-07-20 04:08:59,532 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_relax [2022-07-20 04:09:00,411 INFO L234 CfgBuilder]: Building ICFG [2022-07-20 04:09:00,414 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-20 04:09:00,591 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-20 04:09:02,191 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##192: mega_build_cmd_#res#1.base, mega_build_cmd_#res#1.offset := 0, 0;call ULTIMATE.dealloc(mega_build_cmd_~#seg~0#1.base, mega_build_cmd_~#seg~0#1.offset);havoc mega_build_cmd_~#seg~0#1.base, mega_build_cmd_~#seg~0#1.offset; [2022-07-20 04:09:11,556 INFO L275 CfgBuilder]: Performing block encoding [2022-07-20 04:09:11,578 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-20 04:09:11,578 INFO L299 CfgBuilder]: Removed 11 assume(true) statements. [2022-07-20 04:09:11,582 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 04:09:11 BoogieIcfgContainer [2022-07-20 04:09:11,582 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-20 04:09:11,583 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-20 04:09:11,583 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-20 04:09:11,585 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-20 04:09:11,585 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 04:08:53" (1/3) ... [2022-07-20 04:09:11,586 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d3a3fe3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 04:09:11, skipping insertion in model container [2022-07-20 04:09:11,586 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:08:58" (2/3) ... [2022-07-20 04:09:11,587 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d3a3fe3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 04:09:11, skipping insertion in model container [2022-07-20 04:09:11,587 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 04:09:11" (3/3) ... [2022-07-20 04:09:11,588 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i [2022-07-20 04:09:11,599 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-20 04:09:11,599 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 35 error locations. [2022-07-20 04:09:11,684 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-20 04:09:11,694 INFO L357 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, mPorIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@57054596, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@5697610b [2022-07-20 04:09:11,694 INFO L358 AbstractCegarLoop]: Starting to check reachability of 35 error locations. [2022-07-20 04:09:11,705 INFO L276 IsEmpty]: Start isEmpty. Operand has 2859 states, 1968 states have (on average 1.3211382113821137) internal successors, (2600), 2060 states have internal predecessors, (2600), 725 states have call successors, (725), 131 states have call predecessors, (725), 130 states have return successors, (718), 708 states have call predecessors, (718), 718 states have call successors, (718) [2022-07-20 04:09:11,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-07-20 04:09:11,715 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 04:09:11,716 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 04:09:11,716 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2022-07-20 04:09:11,720 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 04:09:11,720 INFO L85 PathProgramCache]: Analyzing trace with hash 718877419, now seen corresponding path program 1 times [2022-07-20 04:09:11,726 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 04:09:11,727 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [102501929] [2022-07-20 04:09:11,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 04:09:11,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 04:09:12,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:12,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-20 04:09:12,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:12,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-20 04:09:12,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:12,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:09:12,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:12,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-07-20 04:09:12,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:12,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-20 04:09:12,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:12,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-07-20 04:09:12,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:12,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:09:12,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:12,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 04:09:12,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:12,452 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-07-20 04:09:12,453 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 04:09:12,453 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [102501929] [2022-07-20 04:09:12,453 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [102501929] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 04:09:12,453 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 04:09:12,453 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-20 04:09:12,455 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [966413054] [2022-07-20 04:09:12,455 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 04:09:12,459 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-20 04:09:12,459 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 04:09:12,483 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-20 04:09:12,484 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-20 04:09:12,490 INFO L87 Difference]: Start difference. First operand has 2859 states, 1968 states have (on average 1.3211382113821137) internal successors, (2600), 2060 states have internal predecessors, (2600), 725 states have call successors, (725), 131 states have call predecessors, (725), 130 states have return successors, (718), 708 states have call predecessors, (718), 718 states have call successors, (718) Second operand has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-07-20 04:09:18,853 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 04:09:18,853 INFO L93 Difference]: Finished difference Result 6853 states and 9875 transitions. [2022-07-20 04:09:18,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-20 04:09:18,857 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 65 [2022-07-20 04:09:18,857 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 04:09:18,892 INFO L225 Difference]: With dead ends: 6853 [2022-07-20 04:09:18,892 INFO L226 Difference]: Without dead ends: 4005 [2022-07-20 04:09:18,913 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-07-20 04:09:18,915 INFO L413 NwaCegarLoop]: 4059 mSDtfsCounter, 4387 mSDsluCounter, 8285 mSDsCounter, 0 mSdLazyCounter, 4558 mSolverCounterSat, 1357 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4874 SdHoareTripleChecker+Valid, 12344 SdHoareTripleChecker+Invalid, 5915 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1357 IncrementalHoareTripleChecker+Valid, 4558 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.8s IncrementalHoareTripleChecker+Time [2022-07-20 04:09:18,915 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4874 Valid, 12344 Invalid, 5915 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1357 Valid, 4558 Invalid, 0 Unknown, 0 Unchecked, 5.8s Time] [2022-07-20 04:09:18,933 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4005 states. [2022-07-20 04:09:19,119 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4005 to 3876. [2022-07-20 04:09:19,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3876 states, 2637 states have (on average 1.2574895714827456) internal successors, (3316), 2747 states have internal predecessors, (3316), 1004 states have call successors, (1004), 202 states have call predecessors, (1004), 201 states have return successors, (1002), 989 states have call predecessors, (1002), 1002 states have call successors, (1002) [2022-07-20 04:09:19,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3876 states to 3876 states and 5322 transitions. [2022-07-20 04:09:19,153 INFO L78 Accepts]: Start accepts. Automaton has 3876 states and 5322 transitions. Word has length 65 [2022-07-20 04:09:19,154 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 04:09:19,154 INFO L495 AbstractCegarLoop]: Abstraction has 3876 states and 5322 transitions. [2022-07-20 04:09:19,155 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-07-20 04:09:19,155 INFO L276 IsEmpty]: Start isEmpty. Operand 3876 states and 5322 transitions. [2022-07-20 04:09:19,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-07-20 04:09:19,163 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 04:09:19,164 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 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] [2022-07-20 04:09:19,164 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-20 04:09:19,164 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2022-07-20 04:09:19,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 04:09:19,165 INFO L85 PathProgramCache]: Analyzing trace with hash 1801223025, now seen corresponding path program 1 times [2022-07-20 04:09:19,165 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 04:09:19,165 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1751319885] [2022-07-20 04:09:19,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 04:09:19,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 04:09:19,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:19,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-20 04:09:19,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:19,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-20 04:09:19,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:19,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:09:19,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:19,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-07-20 04:09:19,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:19,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-20 04:09:19,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:19,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-07-20 04:09:19,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:19,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:09:19,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:19,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 04:09:19,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:19,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2022-07-20 04:09:19,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:19,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:09:19,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:19,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 04:09:19,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:19,593 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2022-07-20 04:09:19,593 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 04:09:19,593 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1751319885] [2022-07-20 04:09:19,593 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1751319885] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 04:09:19,593 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 04:09:19,594 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-20 04:09:19,594 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [427632582] [2022-07-20 04:09:19,594 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 04:09:19,595 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-20 04:09:19,595 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 04:09:19,595 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-20 04:09:19,596 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-20 04:09:19,596 INFO L87 Difference]: Start difference. First operand 3876 states and 5322 transitions. Second operand has 6 states, 6 states have (on average 7.0) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-07-20 04:09:24,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 04:09:24,102 INFO L93 Difference]: Finished difference Result 3938 states and 5441 transitions. [2022-07-20 04:09:24,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-20 04:09:24,103 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 84 [2022-07-20 04:09:24,103 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 04:09:24,125 INFO L225 Difference]: With dead ends: 3938 [2022-07-20 04:09:24,125 INFO L226 Difference]: Without dead ends: 3936 [2022-07-20 04:09:24,129 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-07-20 04:09:24,129 INFO L413 NwaCegarLoop]: 3748 mSDtfsCounter, 3959 mSDsluCounter, 7010 mSDsCounter, 0 mSdLazyCounter, 3274 mSolverCounterSat, 1067 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4402 SdHoareTripleChecker+Valid, 10758 SdHoareTripleChecker+Invalid, 4341 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1067 IncrementalHoareTripleChecker+Valid, 3274 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2022-07-20 04:09:24,130 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4402 Valid, 10758 Invalid, 4341 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1067 Valid, 3274 Invalid, 0 Unknown, 0 Unchecked, 4.2s Time] [2022-07-20 04:09:24,135 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3936 states. [2022-07-20 04:09:24,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3936 to 3874. [2022-07-20 04:09:24,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3874 states, 2636 states have (on average 1.2568285280728377) internal successors, (3313), 2745 states have internal predecessors, (3313), 1004 states have call successors, (1004), 202 states have call predecessors, (1004), 201 states have return successors, (1002), 989 states have call predecessors, (1002), 1002 states have call successors, (1002) [2022-07-20 04:09:24,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3874 states to 3874 states and 5319 transitions. [2022-07-20 04:09:24,289 INFO L78 Accepts]: Start accepts. Automaton has 3874 states and 5319 transitions. Word has length 84 [2022-07-20 04:09:24,290 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 04:09:24,290 INFO L495 AbstractCegarLoop]: Abstraction has 3874 states and 5319 transitions. [2022-07-20 04:09:24,290 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-07-20 04:09:24,290 INFO L276 IsEmpty]: Start isEmpty. Operand 3874 states and 5319 transitions. [2022-07-20 04:09:24,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-07-20 04:09:24,292 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 04:09:24,292 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 04:09:24,292 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-20 04:09:24,292 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_linux_arch_io_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2022-07-20 04:09:24,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 04:09:24,293 INFO L85 PathProgramCache]: Analyzing trace with hash -1460763892, now seen corresponding path program 1 times [2022-07-20 04:09:24,293 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 04:09:24,293 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1190762398] [2022-07-20 04:09:24,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 04:09:24,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 04:09:24,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:24,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-20 04:09:24,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:24,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-20 04:09:24,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:24,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:09:24,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:24,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-07-20 04:09:24,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:24,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-20 04:09:24,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:24,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2022-07-20 04:09:24,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:24,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-07-20 04:09:24,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:24,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-07-20 04:09:24,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:24,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-20 04:09:24,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:24,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:09:24,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:24,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-07-20 04:09:24,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:24,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-07-20 04:09:24,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:24,582 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-07-20 04:09:24,582 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 04:09:24,582 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1190762398] [2022-07-20 04:09:24,582 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1190762398] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 04:09:24,582 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 04:09:24,583 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-20 04:09:24,583 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [962952213] [2022-07-20 04:09:24,583 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 04:09:24,583 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-20 04:09:24,583 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 04:09:24,584 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-20 04:09:24,584 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-07-20 04:09:24,584 INFO L87 Difference]: Start difference. First operand 3874 states and 5319 transitions. Second operand has 7 states, 7 states have (on average 7.0) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (13), 5 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-07-20 04:09:35,945 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-20 04:09:38,089 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-20 04:09:40,315 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-20 04:09:42,464 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-20 04:09:44,729 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-20 04:09:47,256 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-20 04:09:50,095 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-20 04:09:52,565 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-20 04:09:54,702 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-07-20 04:09:57,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 04:09:57,808 INFO L93 Difference]: Finished difference Result 7837 states and 10857 transitions. [2022-07-20 04:09:57,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-07-20 04:09:57,808 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (13), 5 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 87 [2022-07-20 04:09:57,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 04:09:57,846 INFO L225 Difference]: With dead ends: 7837 [2022-07-20 04:09:57,846 INFO L226 Difference]: Without dead ends: 7835 [2022-07-20 04:09:57,856 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=88, Invalid=184, Unknown=0, NotChecked=0, Total=272 [2022-07-20 04:09:57,858 INFO L413 NwaCegarLoop]: 5381 mSDtfsCounter, 8663 mSDsluCounter, 7548 mSDsCounter, 0 mSdLazyCounter, 11562 mSolverCounterSat, 5751 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 29.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9044 SdHoareTripleChecker+Valid, 12929 SdHoareTripleChecker+Invalid, 17322 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5751 IncrementalHoareTripleChecker+Valid, 11562 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 32.6s IncrementalHoareTripleChecker+Time [2022-07-20 04:09:57,859 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9044 Valid, 12929 Invalid, 17322 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5751 Valid, 11562 Invalid, 9 Unknown, 0 Unchecked, 32.6s Time] [2022-07-20 04:09:57,868 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7835 states. [2022-07-20 04:09:58,091 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7835 to 7411. [2022-07-20 04:09:58,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7411 states, 5069 states have (on average 1.2582363385283093) internal successors, (6378), 5256 states have internal predecessors, (6378), 1941 states have call successors, (1941), 366 states have call predecessors, (1941), 368 states have return successors, (1980), 1913 states have call predecessors, (1980), 1939 states have call successors, (1980) [2022-07-20 04:09:58,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7411 states to 7411 states and 10299 transitions. [2022-07-20 04:09:58,139 INFO L78 Accepts]: Start accepts. Automaton has 7411 states and 10299 transitions. Word has length 87 [2022-07-20 04:09:58,140 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 04:09:58,140 INFO L495 AbstractCegarLoop]: Abstraction has 7411 states and 10299 transitions. [2022-07-20 04:09:58,141 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (13), 5 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-07-20 04:09:58,141 INFO L276 IsEmpty]: Start isEmpty. Operand 7411 states and 10299 transitions. [2022-07-20 04:09:58,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-07-20 04:09:58,143 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 04:09:58,143 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 04:09:58,143 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-20 04:09:58,144 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_linux_block_genhd_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2022-07-20 04:09:58,144 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 04:09:58,144 INFO L85 PathProgramCache]: Analyzing trace with hash -924892650, now seen corresponding path program 1 times [2022-07-20 04:09:58,144 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 04:09:58,144 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1296025920] [2022-07-20 04:09:58,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 04:09:58,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 04:09:58,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:58,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-20 04:09:58,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:58,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-20 04:09:58,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:58,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:09:58,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:58,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-07-20 04:09:58,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:58,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-20 04:09:58,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:58,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2022-07-20 04:09:58,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:58,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-07-20 04:09:58,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:58,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-07-20 04:09:58,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:58,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-20 04:09:58,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:58,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:09:58,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:58,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-07-20 04:09:58,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:58,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-07-20 04:09:58,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:58,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-07-20 04:09:58,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:09:58,413 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-07-20 04:09:58,413 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 04:09:58,413 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1296025920] [2022-07-20 04:09:58,413 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1296025920] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 04:09:58,413 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 04:09:58,413 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-20 04:09:58,414 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [25280334] [2022-07-20 04:09:58,414 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 04:09:58,414 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-20 04:09:58,414 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 04:09:58,414 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-20 04:09:58,415 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-07-20 04:09:58,415 INFO L87 Difference]: Start difference. First operand 7411 states and 10299 transitions. Second operand has 7 states, 7 states have (on average 7.571428571428571) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (14), 5 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-07-20 04:10:05,219 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-20 04:10:07,449 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-20 04:10:09,729 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-20 04:10:11,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 04:10:11,789 INFO L93 Difference]: Finished difference Result 7524 states and 10516 transitions. [2022-07-20 04:10:11,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-07-20 04:10:11,789 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.571428571428571) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (14), 5 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 93 [2022-07-20 04:10:11,790 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 04:10:11,823 INFO L225 Difference]: With dead ends: 7524 [2022-07-20 04:10:11,823 INFO L226 Difference]: Without dead ends: 7522 [2022-07-20 04:10:11,829 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-07-20 04:10:11,830 INFO L413 NwaCegarLoop]: 3532 mSDtfsCounter, 6538 mSDsluCounter, 4184 mSDsCounter, 0 mSdLazyCounter, 5160 mSolverCounterSat, 3672 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6938 SdHoareTripleChecker+Valid, 7716 SdHoareTripleChecker+Invalid, 8835 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3672 IncrementalHoareTripleChecker+Valid, 5160 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.0s IncrementalHoareTripleChecker+Time [2022-07-20 04:10:11,830 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6938 Valid, 7716 Invalid, 8835 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3672 Valid, 5160 Invalid, 3 Unknown, 0 Unchecked, 13.0s Time] [2022-07-20 04:10:11,837 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7522 states. [2022-07-20 04:10:12,127 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7522 to 7409. [2022-07-20 04:10:12,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7409 states, 5068 states have (on average 1.2578926598263616) internal successors, (6375), 5254 states have internal predecessors, (6375), 1941 states have call successors, (1941), 366 states have call predecessors, (1941), 368 states have return successors, (1980), 1913 states have call predecessors, (1980), 1939 states have call successors, (1980) [2022-07-20 04:10:12,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7409 states to 7409 states and 10296 transitions. [2022-07-20 04:10:12,163 INFO L78 Accepts]: Start accepts. Automaton has 7409 states and 10296 transitions. Word has length 93 [2022-07-20 04:10:12,163 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 04:10:12,163 INFO L495 AbstractCegarLoop]: Abstraction has 7409 states and 10296 transitions. [2022-07-20 04:10:12,164 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.571428571428571) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (14), 5 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-07-20 04:10:12,164 INFO L276 IsEmpty]: Start isEmpty. Operand 7409 states and 10296 transitions. [2022-07-20 04:10:12,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-07-20 04:10:12,168 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 04:10:12,168 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 04:10:12,169 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-20 04:10:12,169 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2022-07-20 04:10:12,170 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 04:10:12,170 INFO L85 PathProgramCache]: Analyzing trace with hash 101143440, now seen corresponding path program 1 times [2022-07-20 04:10:12,170 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 04:10:12,170 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [299098831] [2022-07-20 04:10:12,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 04:10:12,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 04:10:12,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:12,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-20 04:10:12,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:12,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-20 04:10:12,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:12,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:10:12,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:12,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-07-20 04:10:12,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:12,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-20 04:10:12,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:12,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2022-07-20 04:10:12,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:12,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-07-20 04:10:12,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:12,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-07-20 04:10:12,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:12,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-20 04:10:12,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:12,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:10:12,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:12,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-07-20 04:10:12,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:12,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-07-20 04:10:12,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:12,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-20 04:10:12,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:12,408 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2022-07-20 04:10:12,409 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 04:10:12,409 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [299098831] [2022-07-20 04:10:12,409 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [299098831] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 04:10:12,409 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 04:10:12,409 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-20 04:10:12,409 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [251489373] [2022-07-20 04:10:12,409 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 04:10:12,410 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-20 04:10:12,410 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 04:10:12,410 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-20 04:10:12,410 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-20 04:10:12,410 INFO L87 Difference]: Start difference. First operand 7409 states and 10296 transitions. Second operand has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 3 states have internal predecessors, (52), 3 states have call successors, (13), 4 states have call predecessors, (13), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2022-07-20 04:10:18,546 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-20 04:10:20,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 04:10:20,037 INFO L93 Difference]: Finished difference Result 14925 states and 20801 transitions. [2022-07-20 04:10:20,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-20 04:10:20,037 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 3 states have internal predecessors, (52), 3 states have call successors, (13), 4 states have call predecessors, (13), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) Word has length 93 [2022-07-20 04:10:20,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 04:10:20,078 INFO L225 Difference]: With dead ends: 14925 [2022-07-20 04:10:20,079 INFO L226 Difference]: Without dead ends: 7522 [2022-07-20 04:10:20,105 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-07-20 04:10:20,106 INFO L413 NwaCegarLoop]: 3530 mSDtfsCounter, 6559 mSDsluCounter, 2817 mSDsCounter, 0 mSdLazyCounter, 2651 mSolverCounterSat, 3672 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6970 SdHoareTripleChecker+Valid, 6347 SdHoareTripleChecker+Invalid, 6324 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3672 IncrementalHoareTripleChecker+Valid, 2651 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.2s IncrementalHoareTripleChecker+Time [2022-07-20 04:10:20,106 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6970 Valid, 6347 Invalid, 6324 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3672 Valid, 2651 Invalid, 1 Unknown, 0 Unchecked, 7.2s Time] [2022-07-20 04:10:20,113 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7522 states. [2022-07-20 04:10:20,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7522 to 7409. [2022-07-20 04:10:20,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7409 states, 5068 states have (on average 1.2576953433307025) internal successors, (6374), 5254 states have internal predecessors, (6374), 1941 states have call successors, (1941), 366 states have call predecessors, (1941), 368 states have return successors, (1980), 1913 states have call predecessors, (1980), 1939 states have call successors, (1980) [2022-07-20 04:10:20,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7409 states to 7409 states and 10295 transitions. [2022-07-20 04:10:20,366 INFO L78 Accepts]: Start accepts. Automaton has 7409 states and 10295 transitions. Word has length 93 [2022-07-20 04:10:20,366 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 04:10:20,367 INFO L495 AbstractCegarLoop]: Abstraction has 7409 states and 10295 transitions. [2022-07-20 04:10:20,367 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 3 states have internal predecessors, (52), 3 states have call successors, (13), 4 states have call predecessors, (13), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2022-07-20 04:10:20,367 INFO L276 IsEmpty]: Start isEmpty. Operand 7409 states and 10295 transitions. [2022-07-20 04:10:20,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-07-20 04:10:20,369 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 04:10:20,369 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 04:10:20,369 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-07-20 04:10:20,369 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2022-07-20 04:10:20,370 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 04:10:20,370 INFO L85 PathProgramCache]: Analyzing trace with hash -1777987506, now seen corresponding path program 1 times [2022-07-20 04:10:20,370 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 04:10:20,370 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1937240671] [2022-07-20 04:10:20,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 04:10:20,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 04:10:20,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:20,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-20 04:10:20,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:20,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-20 04:10:20,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:20,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:10:20,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:20,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-07-20 04:10:20,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:20,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-20 04:10:20,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:20,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2022-07-20 04:10:20,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:20,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-07-20 04:10:20,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:20,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-07-20 04:10:20,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:20,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-20 04:10:20,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:20,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:10:20,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:20,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-07-20 04:10:20,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:20,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-07-20 04:10:20,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:20,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-20 04:10:20,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:10:20,922 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-07-20 04:10:20,922 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 04:10:20,922 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1937240671] [2022-07-20 04:10:20,922 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1937240671] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 04:10:20,922 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 04:10:20,922 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2022-07-20 04:10:20,923 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [52509821] [2022-07-20 04:10:20,923 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 04:10:20,923 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-07-20 04:10:20,924 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 04:10:20,924 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-07-20 04:10:20,924 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=273, Unknown=0, NotChecked=0, Total=306 [2022-07-20 04:10:20,924 INFO L87 Difference]: Start difference. First operand 7409 states and 10295 transitions. Second operand has 18 states, 17 states have (on average 3.235294117647059) internal successors, (55), 14 states have internal predecessors, (55), 7 states have call successors, (13), 4 states have call predecessors, (13), 3 states have return successors, (13), 7 states have call predecessors, (13), 7 states have call successors, (13) [2022-07-20 04:10:37,958 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-20 04:10:40,106 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-20 04:10:42,483 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-20 04:10:44,631 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-20 04:10:46,781 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-20 04:10:48,930 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-20 04:10:51,084 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-20 04:10:53,565 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-20 04:11:00,362 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 04:11:00,363 INFO L93 Difference]: Finished difference Result 9364 states and 12966 transitions. [2022-07-20 04:11:00,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-07-20 04:11:00,363 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 3.235294117647059) internal successors, (55), 14 states have internal predecessors, (55), 7 states have call successors, (13), 4 states have call predecessors, (13), 3 states have return successors, (13), 7 states have call predecessors, (13), 7 states have call successors, (13) Word has length 93 [2022-07-20 04:11:00,363 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 04:11:00,400 INFO L225 Difference]: With dead ends: 9364 [2022-07-20 04:11:00,400 INFO L226 Difference]: Without dead ends: 7575 [2022-07-20 04:11:00,412 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=179, Invalid=943, Unknown=0, NotChecked=0, Total=1122 [2022-07-20 04:11:00,414 INFO L413 NwaCegarLoop]: 3518 mSDtfsCounter, 3761 mSDsluCounter, 20241 mSDsCounter, 0 mSdLazyCounter, 35898 mSolverCounterSat, 3264 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 34.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3780 SdHoareTripleChecker+Valid, 23759 SdHoareTripleChecker+Invalid, 39170 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3264 IncrementalHoareTripleChecker+Valid, 35898 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 38.5s IncrementalHoareTripleChecker+Time [2022-07-20 04:11:00,414 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3780 Valid, 23759 Invalid, 39170 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3264 Valid, 35898 Invalid, 8 Unknown, 0 Unchecked, 38.5s Time] [2022-07-20 04:11:00,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7575 states. [2022-07-20 04:11:00,676 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7575 to 7433. [2022-07-20 04:11:00,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7433 states, 5084 states have (on average 1.2568843430369787) internal successors, (6390), 5270 states have internal predecessors, (6390), 1949 states have call successors, (1949), 366 states have call predecessors, (1949), 368 states have return successors, (1988), 1921 states have call predecessors, (1988), 1947 states have call successors, (1988) [2022-07-20 04:11:00,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7433 states to 7433 states and 10327 transitions. [2022-07-20 04:11:00,712 INFO L78 Accepts]: Start accepts. Automaton has 7433 states and 10327 transitions. Word has length 93 [2022-07-20 04:11:00,713 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 04:11:00,714 INFO L495 AbstractCegarLoop]: Abstraction has 7433 states and 10327 transitions. [2022-07-20 04:11:00,714 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 3.235294117647059) internal successors, (55), 14 states have internal predecessors, (55), 7 states have call successors, (13), 4 states have call predecessors, (13), 3 states have return successors, (13), 7 states have call predecessors, (13), 7 states have call successors, (13) [2022-07-20 04:11:00,714 INFO L276 IsEmpty]: Start isEmpty. Operand 7433 states and 10327 transitions. [2022-07-20 04:11:00,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-07-20 04:11:00,715 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 04:11:00,715 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 04:11:00,716 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-07-20 04:11:00,716 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_linux_block_queue_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2022-07-20 04:11:00,716 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 04:11:00,716 INFO L85 PathProgramCache]: Analyzing trace with hash 2114114744, now seen corresponding path program 1 times [2022-07-20 04:11:00,716 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 04:11:00,716 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [123138982] [2022-07-20 04:11:00,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 04:11:00,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 04:11:00,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:00,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-20 04:11:00,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:00,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-20 04:11:00,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:00,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:11:00,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:00,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-07-20 04:11:00,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:00,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-20 04:11:00,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:00,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2022-07-20 04:11:00,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:00,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-07-20 04:11:00,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:00,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-07-20 04:11:00,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:00,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-20 04:11:00,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:00,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:11:00,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:00,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-07-20 04:11:00,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:00,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-07-20 04:11:00,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:00,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-07-20 04:11:00,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:00,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-07-20 04:11:00,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:00,997 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-07-20 04:11:00,998 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 04:11:00,998 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [123138982] [2022-07-20 04:11:00,998 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [123138982] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 04:11:00,998 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 04:11:00,998 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-20 04:11:00,998 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1575372460] [2022-07-20 04:11:00,998 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 04:11:00,999 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-20 04:11:00,999 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 04:11:00,999 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-20 04:11:00,999 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-07-20 04:11:01,000 INFO L87 Difference]: Start difference. First operand 7433 states and 10327 transitions. Second operand has 7 states, 7 states have (on average 8.142857142857142) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (15), 5 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-07-20 04:11:07,652 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-20 04:11:09,899 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-20 04:11:12,190 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-20 04:11:14,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 04:11:14,299 INFO L93 Difference]: Finished difference Result 7546 states and 10544 transitions. [2022-07-20 04:11:14,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-07-20 04:11:14,299 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.142857142857142) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (15), 5 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 99 [2022-07-20 04:11:14,300 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 04:11:14,325 INFO L225 Difference]: With dead ends: 7546 [2022-07-20 04:11:14,326 INFO L226 Difference]: Without dead ends: 7544 [2022-07-20 04:11:14,331 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-07-20 04:11:14,332 INFO L413 NwaCegarLoop]: 3529 mSDtfsCounter, 6529 mSDsluCounter, 4180 mSDsCounter, 0 mSdLazyCounter, 5157 mSolverCounterSat, 3672 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6928 SdHoareTripleChecker+Valid, 7709 SdHoareTripleChecker+Invalid, 8832 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3672 IncrementalHoareTripleChecker+Valid, 5157 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.9s IncrementalHoareTripleChecker+Time [2022-07-20 04:11:14,332 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6928 Valid, 7709 Invalid, 8832 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3672 Valid, 5157 Invalid, 3 Unknown, 0 Unchecked, 12.9s Time] [2022-07-20 04:11:14,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7544 states. [2022-07-20 04:11:14,602 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7544 to 7431. [2022-07-20 04:11:14,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7431 states, 5083 states have (on average 1.2565414125516428) internal successors, (6387), 5268 states have internal predecessors, (6387), 1949 states have call successors, (1949), 366 states have call predecessors, (1949), 368 states have return successors, (1988), 1921 states have call predecessors, (1988), 1947 states have call successors, (1988) [2022-07-20 04:11:14,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7431 states to 7431 states and 10324 transitions. [2022-07-20 04:11:14,637 INFO L78 Accepts]: Start accepts. Automaton has 7431 states and 10324 transitions. Word has length 99 [2022-07-20 04:11:14,637 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 04:11:14,637 INFO L495 AbstractCegarLoop]: Abstraction has 7431 states and 10324 transitions. [2022-07-20 04:11:14,638 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.142857142857142) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (15), 5 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-07-20 04:11:14,638 INFO L276 IsEmpty]: Start isEmpty. Operand 7431 states and 10324 transitions. [2022-07-20 04:11:14,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2022-07-20 04:11:14,639 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 04:11:14,639 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 04:11:14,640 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-07-20 04:11:14,640 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_linux_block_request_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2022-07-20 04:11:14,640 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 04:11:14,640 INFO L85 PathProgramCache]: Analyzing trace with hash 1795407630, now seen corresponding path program 1 times [2022-07-20 04:11:14,640 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 04:11:14,640 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [693191189] [2022-07-20 04:11:14,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 04:11:14,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 04:11:14,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:14,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-20 04:11:14,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:14,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-20 04:11:14,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:14,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:11:14,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:14,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-07-20 04:11:14,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:14,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-20 04:11:14,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:14,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2022-07-20 04:11:14,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:14,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-07-20 04:11:14,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:14,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-07-20 04:11:14,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:14,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-20 04:11:14,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:14,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:11:14,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:14,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-07-20 04:11:14,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:14,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-07-20 04:11:14,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:14,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-07-20 04:11:14,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:14,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-07-20 04:11:14,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:14,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-07-20 04:11:14,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:14,888 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-07-20 04:11:14,889 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 04:11:14,889 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [693191189] [2022-07-20 04:11:14,889 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [693191189] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 04:11:14,889 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 04:11:14,889 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-20 04:11:14,889 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [304599250] [2022-07-20 04:11:14,889 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 04:11:14,890 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-20 04:11:14,890 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 04:11:14,890 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-20 04:11:14,890 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-07-20 04:11:14,890 INFO L87 Difference]: Start difference. First operand 7431 states and 10324 transitions. Second operand has 7 states, 7 states have (on average 8.714285714285714) internal successors, (61), 4 states have internal predecessors, (61), 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) [2022-07-20 04:11:21,712 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-20 04:11:23,963 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-20 04:11:26,239 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-07-20 04:11:28,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 04:11:28,363 INFO L93 Difference]: Finished difference Result 7544 states and 10541 transitions. [2022-07-20 04:11:28,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-07-20 04:11:28,363 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.714285714285714) internal successors, (61), 4 states have internal predecessors, (61), 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 105 [2022-07-20 04:11:28,364 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 04:11:28,392 INFO L225 Difference]: With dead ends: 7544 [2022-07-20 04:11:28,392 INFO L226 Difference]: Without dead ends: 7542 [2022-07-20 04:11:28,398 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-07-20 04:11:28,399 INFO L413 NwaCegarLoop]: 3525 mSDtfsCounter, 6521 mSDsluCounter, 4180 mSDsCounter, 0 mSdLazyCounter, 5145 mSolverCounterSat, 3675 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6921 SdHoareTripleChecker+Valid, 7705 SdHoareTripleChecker+Invalid, 8823 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3675 IncrementalHoareTripleChecker+Valid, 5145 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.0s IncrementalHoareTripleChecker+Time [2022-07-20 04:11:28,399 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6921 Valid, 7705 Invalid, 8823 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3675 Valid, 5145 Invalid, 3 Unknown, 0 Unchecked, 13.0s Time] [2022-07-20 04:11:28,406 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7542 states. [2022-07-20 04:11:28,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7542 to 7429. [2022-07-20 04:11:28,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7429 states, 5082 states have (on average 1.256198347107438) internal successors, (6384), 5266 states have internal predecessors, (6384), 1949 states have call successors, (1949), 366 states have call predecessors, (1949), 368 states have return successors, (1988), 1921 states have call predecessors, (1988), 1947 states have call successors, (1988) [2022-07-20 04:11:28,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7429 states to 7429 states and 10321 transitions. [2022-07-20 04:11:28,711 INFO L78 Accepts]: Start accepts. Automaton has 7429 states and 10321 transitions. Word has length 105 [2022-07-20 04:11:28,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 04:11:28,711 INFO L495 AbstractCegarLoop]: Abstraction has 7429 states and 10321 transitions. [2022-07-20 04:11:28,712 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.714285714285714) internal successors, (61), 4 states have internal predecessors, (61), 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) [2022-07-20 04:11:28,712 INFO L276 IsEmpty]: Start isEmpty. Operand 7429 states and 10321 transitions. [2022-07-20 04:11:28,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-07-20 04:11:28,713 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 04:11:28,713 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 04:11:28,713 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-07-20 04:11:28,713 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_linux_net_register_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2022-07-20 04:11:28,714 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 04:11:28,714 INFO L85 PathProgramCache]: Analyzing trace with hash -1712630140, now seen corresponding path program 1 times [2022-07-20 04:11:28,714 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 04:11:28,714 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [913338404] [2022-07-20 04:11:28,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 04:11:28,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 04:11:28,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:28,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-20 04:11:28,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:28,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-20 04:11:28,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:28,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:11:28,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:28,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-07-20 04:11:28,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:28,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-20 04:11:28,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:28,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-20 04:11:28,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:28,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:11:28,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:28,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 04:11:28,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:28,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-20 04:11:28,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:28,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-07-20 04:11:28,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:28,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:11:28,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:28,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 04:11:28,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:28,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-20 04:11:28,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:28,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-20 04:11:28,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:28,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:11:28,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:28,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 04:11:28,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:28,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-20 04:11:28,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:28,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2022-07-20 04:11:28,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:28,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-07-20 04:11:28,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:28,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-20 04:11:28,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:28,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-07-20 04:11:28,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:28,978 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2022-07-20 04:11:28,979 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 04:11:28,979 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [913338404] [2022-07-20 04:11:28,979 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [913338404] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 04:11:28,979 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 04:11:28,979 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-20 04:11:28,979 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1129676881] [2022-07-20 04:11:28,979 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 04:11:28,980 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-20 04:11:28,980 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 04:11:28,981 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-20 04:11:28,981 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-20 04:11:28,981 INFO L87 Difference]: Start difference. First operand 7429 states and 10321 transitions. Second operand has 6 states, 6 states have (on average 8.5) internal successors, (51), 3 states have internal predecessors, (51), 2 states have call successors, (16), 5 states have call predecessors, (16), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-07-20 04:11:34,851 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-20 04:11:36,434 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 04:11:36,434 INFO L93 Difference]: Finished difference Result 14936 states and 20816 transitions. [2022-07-20 04:11:36,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-20 04:11:36,434 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 3 states have internal predecessors, (51), 2 states have call successors, (16), 5 states have call predecessors, (16), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 131 [2022-07-20 04:11:36,435 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 04:11:36,463 INFO L225 Difference]: With dead ends: 14936 [2022-07-20 04:11:36,463 INFO L226 Difference]: Without dead ends: 7536 [2022-07-20 04:11:36,490 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-07-20 04:11:36,491 INFO L413 NwaCegarLoop]: 3123 mSDtfsCounter, 6518 mSDsluCounter, 2826 mSDsCounter, 0 mSdLazyCounter, 3030 mSolverCounterSat, 3672 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6923 SdHoareTripleChecker+Valid, 5949 SdHoareTripleChecker+Invalid, 6703 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3672 IncrementalHoareTripleChecker+Valid, 3030 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.0s IncrementalHoareTripleChecker+Time [2022-07-20 04:11:36,491 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6923 Valid, 5949 Invalid, 6703 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3672 Valid, 3030 Invalid, 1 Unknown, 0 Unchecked, 7.0s Time] [2022-07-20 04:11:36,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7536 states. [2022-07-20 04:11:36,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7536 to 7423. [2022-07-20 04:11:36,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7423 states, 5077 states have (on average 1.255662792987985) internal successors, (6375), 5260 states have internal predecessors, (6375), 1949 states have call successors, (1949), 366 states have call predecessors, (1949), 368 states have return successors, (1988), 1921 states have call predecessors, (1988), 1947 states have call successors, (1988) [2022-07-20 04:11:36,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7423 states to 7423 states and 10312 transitions. [2022-07-20 04:11:36,842 INFO L78 Accepts]: Start accepts. Automaton has 7423 states and 10312 transitions. Word has length 131 [2022-07-20 04:11:36,843 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 04:11:36,843 INFO L495 AbstractCegarLoop]: Abstraction has 7423 states and 10312 transitions. [2022-07-20 04:11:36,843 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 3 states have internal predecessors, (51), 2 states have call successors, (16), 5 states have call predecessors, (16), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-07-20 04:11:36,843 INFO L276 IsEmpty]: Start isEmpty. Operand 7423 states and 10312 transitions. [2022-07-20 04:11:36,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-07-20 04:11:36,845 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 04:11:36,845 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 04:11:36,845 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-07-20 04:11:36,845 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_linux_drivers_base_class_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2022-07-20 04:11:36,846 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 04:11:36,846 INFO L85 PathProgramCache]: Analyzing trace with hash -1876364279, now seen corresponding path program 1 times [2022-07-20 04:11:36,846 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 04:11:36,846 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2128176992] [2022-07-20 04:11:36,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 04:11:36,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 04:11:36,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:36,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-20 04:11:36,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:36,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-20 04:11:36,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:36,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:11:36,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:36,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-07-20 04:11:36,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:36,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-20 04:11:36,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:37,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2022-07-20 04:11:37,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:37,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-07-20 04:11:37,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:37,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-07-20 04:11:37,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:37,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-20 04:11:37,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:37,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:11:37,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:37,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-07-20 04:11:37,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:37,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-07-20 04:11:37,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:37,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-07-20 04:11:37,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:37,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-07-20 04:11:37,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:37,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-07-20 04:11:37,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:37,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-07-20 04:11:37,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:37,073 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-07-20 04:11:37,074 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 04:11:37,074 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2128176992] [2022-07-20 04:11:37,074 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2128176992] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 04:11:37,074 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 04:11:37,074 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-20 04:11:37,074 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1465017014] [2022-07-20 04:11:37,074 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 04:11:37,075 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-20 04:11:37,075 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 04:11:37,075 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-20 04:11:37,075 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-07-20 04:11:37,076 INFO L87 Difference]: Start difference. First operand 7423 states and 10312 transitions. Second operand has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (17), 5 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-07-20 04:11:43,903 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-20 04:11:46,136 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-20 04:11:48,415 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-20 04:11:50,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 04:11:50,568 INFO L93 Difference]: Finished difference Result 7536 states and 10529 transitions. [2022-07-20 04:11:50,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-07-20 04:11:50,569 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (17), 5 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 111 [2022-07-20 04:11:50,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 04:11:50,596 INFO L225 Difference]: With dead ends: 7536 [2022-07-20 04:11:50,596 INFO L226 Difference]: Without dead ends: 7534 [2022-07-20 04:11:50,602 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-07-20 04:11:50,603 INFO L413 NwaCegarLoop]: 3519 mSDtfsCounter, 6493 mSDsluCounter, 4180 mSDsCounter, 0 mSdLazyCounter, 5136 mSolverCounterSat, 3675 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6892 SdHoareTripleChecker+Valid, 7699 SdHoareTripleChecker+Invalid, 8814 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3675 IncrementalHoareTripleChecker+Valid, 5136 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.0s IncrementalHoareTripleChecker+Time [2022-07-20 04:11:50,603 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6892 Valid, 7699 Invalid, 8814 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3675 Valid, 5136 Invalid, 3 Unknown, 0 Unchecked, 13.0s Time] [2022-07-20 04:11:50,610 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7534 states. [2022-07-20 04:11:50,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7534 to 7421. [2022-07-20 04:11:50,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7421 states, 5076 states have (on average 1.2553191489361701) internal successors, (6372), 5258 states have internal predecessors, (6372), 1949 states have call successors, (1949), 366 states have call predecessors, (1949), 368 states have return successors, (1988), 1921 states have call predecessors, (1988), 1947 states have call successors, (1988) [2022-07-20 04:11:50,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7421 states to 7421 states and 10309 transitions. [2022-07-20 04:11:50,926 INFO L78 Accepts]: Start accepts. Automaton has 7421 states and 10309 transitions. Word has length 111 [2022-07-20 04:11:50,926 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 04:11:50,926 INFO L495 AbstractCegarLoop]: Abstraction has 7421 states and 10309 transitions. [2022-07-20 04:11:50,926 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (17), 5 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-07-20 04:11:50,926 INFO L276 IsEmpty]: Start isEmpty. Operand 7421 states and 10309 transitions. [2022-07-20 04:11:50,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2022-07-20 04:11:50,928 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 04:11:50,928 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 04:11:50,928 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-07-20 04:11:50,929 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_linux_fs_char_dev_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2022-07-20 04:11:50,929 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 04:11:50,929 INFO L85 PathProgramCache]: Analyzing trace with hash 1356948841, now seen corresponding path program 1 times [2022-07-20 04:11:50,929 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 04:11:50,929 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1916429392] [2022-07-20 04:11:50,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 04:11:50,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 04:11:50,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:51,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-20 04:11:51,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:51,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-20 04:11:51,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:51,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:11:51,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:51,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-07-20 04:11:51,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:51,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-20 04:11:51,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:51,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2022-07-20 04:11:51,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:51,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-07-20 04:11:51,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:51,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-07-20 04:11:51,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:51,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-20 04:11:51,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:51,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:11:51,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:51,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-07-20 04:11:51,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:51,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-07-20 04:11:51,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:51,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-07-20 04:11:51,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:51,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-07-20 04:11:51,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:51,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-07-20 04:11:51,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:51,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-07-20 04:11:51,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:51,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-07-20 04:11:51,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:11:51,179 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-07-20 04:11:51,179 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 04:11:51,179 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1916429392] [2022-07-20 04:11:51,180 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1916429392] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 04:11:51,180 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 04:11:51,180 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-20 04:11:51,180 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1721224425] [2022-07-20 04:11:51,180 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 04:11:51,181 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-20 04:11:51,181 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 04:11:51,181 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-20 04:11:51,181 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-07-20 04:11:51,182 INFO L87 Difference]: Start difference. First operand 7421 states and 10309 transitions. Second operand has 7 states, 7 states have (on average 9.857142857142858) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (18), 5 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-07-20 04:12:00,360 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-20 04:12:02,584 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-20 04:12:04,849 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-20 04:12:06,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 04:12:06,802 INFO L93 Difference]: Finished difference Result 7599 states and 10570 transitions. [2022-07-20 04:12:06,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-07-20 04:12:06,802 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.857142857142858) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (18), 5 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 117 [2022-07-20 04:12:06,802 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 04:12:06,824 INFO L225 Difference]: With dead ends: 7599 [2022-07-20 04:12:06,824 INFO L226 Difference]: Without dead ends: 7597 [2022-07-20 04:12:06,828 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=88, Invalid=184, Unknown=0, NotChecked=0, Total=272 [2022-07-20 04:12:06,831 INFO L413 NwaCegarLoop]: 4456 mSDtfsCounter, 7258 mSDsluCounter, 5707 mSDsCounter, 0 mSdLazyCounter, 7805 mSolverCounterSat, 4220 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7652 SdHoareTripleChecker+Valid, 10163 SdHoareTripleChecker+Invalid, 12028 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4220 IncrementalHoareTripleChecker+Valid, 7805 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.1s IncrementalHoareTripleChecker+Time [2022-07-20 04:12:06,831 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7652 Valid, 10163 Invalid, 12028 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4220 Valid, 7805 Invalid, 3 Unknown, 0 Unchecked, 15.1s Time] [2022-07-20 04:12:06,837 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7597 states. [2022-07-20 04:12:07,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7597 to 7421. [2022-07-20 04:12:07,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7421 states, 5076 states have (on average 1.2551221434200157) internal successors, (6371), 5258 states have internal predecessors, (6371), 1949 states have call successors, (1949), 366 states have call predecessors, (1949), 368 states have return successors, (1988), 1921 states have call predecessors, (1988), 1947 states have call successors, (1988) [2022-07-20 04:12:07,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7421 states to 7421 states and 10308 transitions. [2022-07-20 04:12:07,100 INFO L78 Accepts]: Start accepts. Automaton has 7421 states and 10308 transitions. Word has length 117 [2022-07-20 04:12:07,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 04:12:07,101 INFO L495 AbstractCegarLoop]: Abstraction has 7421 states and 10308 transitions. [2022-07-20 04:12:07,101 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.857142857142858) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (18), 5 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-07-20 04:12:07,101 INFO L276 IsEmpty]: Start isEmpty. Operand 7421 states and 10308 transitions. [2022-07-20 04:12:07,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2022-07-20 04:12:07,103 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 04:12:07,103 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 04:12:07,103 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-07-20 04:12:07,103 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_linux_usb_register_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2022-07-20 04:12:07,104 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 04:12:07,104 INFO L85 PathProgramCache]: Analyzing trace with hash 175454730, now seen corresponding path program 1 times [2022-07-20 04:12:07,104 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 04:12:07,104 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1450040893] [2022-07-20 04:12:07,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 04:12:07,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 04:12:07,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:07,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-20 04:12:07,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:07,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-20 04:12:07,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:07,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:12:07,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:07,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-07-20 04:12:07,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:07,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-20 04:12:07,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:07,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-20 04:12:07,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:07,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:12:07,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:07,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 04:12:07,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:07,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-20 04:12:07,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:07,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-07-20 04:12:07,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:07,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:12:07,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:07,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 04:12:07,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:07,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-20 04:12:07,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:07,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-20 04:12:07,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:07,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:12:07,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:07,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 04:12:07,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:07,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-20 04:12:07,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:07,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2022-07-20 04:12:07,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:07,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-07-20 04:12:07,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:07,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-20 04:12:07,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:07,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-07-20 04:12:07,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:07,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-07-20 04:12:07,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:07,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-20 04:12:07,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:07,416 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2022-07-20 04:12:07,416 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 04:12:07,417 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1450040893] [2022-07-20 04:12:07,417 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1450040893] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-20 04:12:07,417 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [581426215] [2022-07-20 04:12:07,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 04:12:07,418 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-20 04:12:07,418 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-20 04:12:07,420 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-20 04:12:07,422 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-07-20 04:12:08,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:08,450 INFO L263 TraceCheckSpWp]: Trace formula consists of 3142 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-20 04:12:08,461 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 04:12:08,529 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2022-07-20 04:12:08,530 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 04:12:08,530 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [581426215] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 04:12:08,530 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-20 04:12:08,530 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [10] total 11 [2022-07-20 04:12:08,530 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1035531588] [2022-07-20 04:12:08,530 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 04:12:08,530 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-20 04:12:08,531 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 04:12:08,531 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-20 04:12:08,531 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2022-07-20 04:12:08,531 INFO L87 Difference]: Start difference. First operand 7421 states and 10308 transitions. Second operand has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-07-20 04:12:08,837 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 04:12:08,837 INFO L93 Difference]: Finished difference Result 14807 states and 20573 transitions. [2022-07-20 04:12:08,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-20 04:12:08,838 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 140 [2022-07-20 04:12:08,838 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 04:12:08,863 INFO L225 Difference]: With dead ends: 14807 [2022-07-20 04:12:08,863 INFO L226 Difference]: Without dead ends: 7415 [2022-07-20 04:12:08,930 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 192 GetRequests, 183 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2022-07-20 04:12:08,943 INFO L413 NwaCegarLoop]: 3848 mSDtfsCounter, 3825 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3825 SdHoareTripleChecker+Valid, 3848 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-20 04:12:08,944 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3825 Valid, 3848 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-20 04:12:08,949 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7415 states. [2022-07-20 04:12:09,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7415 to 7415. [2022-07-20 04:12:09,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7415 states, 5071 states have (on average 1.2545848944981266) internal successors, (6362), 5252 states have internal predecessors, (6362), 1949 states have call successors, (1949), 366 states have call predecessors, (1949), 368 states have return successors, (1988), 1921 states have call predecessors, (1988), 1947 states have call successors, (1988) [2022-07-20 04:12:09,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7415 states to 7415 states and 10299 transitions. [2022-07-20 04:12:09,231 INFO L78 Accepts]: Start accepts. Automaton has 7415 states and 10299 transitions. Word has length 140 [2022-07-20 04:12:09,232 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 04:12:09,232 INFO L495 AbstractCegarLoop]: Abstraction has 7415 states and 10299 transitions. [2022-07-20 04:12:09,232 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-07-20 04:12:09,232 INFO L276 IsEmpty]: Start isEmpty. Operand 7415 states and 10299 transitions. [2022-07-20 04:12:09,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-07-20 04:12:09,233 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 04:12:09,234 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 04:12:09,257 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-07-20 04:12:09,457 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2022-07-20 04:12:09,457 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2022-07-20 04:12:09,457 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 04:12:09,457 INFO L85 PathProgramCache]: Analyzing trace with hash 479875920, now seen corresponding path program 1 times [2022-07-20 04:12:09,458 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 04:12:09,458 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1942800920] [2022-07-20 04:12:09,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 04:12:09,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 04:12:09,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:09,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-20 04:12:09,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:09,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-20 04:12:09,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:09,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:12:09,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:09,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-07-20 04:12:09,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:09,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-20 04:12:09,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:09,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2022-07-20 04:12:09,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:09,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-07-20 04:12:09,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:09,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-07-20 04:12:09,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:09,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-20 04:12:09,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:09,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:12:09,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:09,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-07-20 04:12:09,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:09,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-07-20 04:12:09,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:09,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-07-20 04:12:09,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:09,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-07-20 04:12:09,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:09,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-07-20 04:12:09,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:09,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-07-20 04:12:09,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:09,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-07-20 04:12:09,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:09,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-20 04:12:09,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:09,696 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-07-20 04:12:09,696 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 04:12:09,696 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1942800920] [2022-07-20 04:12:09,696 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1942800920] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 04:12:09,696 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 04:12:09,696 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-20 04:12:09,696 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [5591031] [2022-07-20 04:12:09,696 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 04:12:09,697 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-20 04:12:09,697 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 04:12:09,697 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-20 04:12:09,697 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-07-20 04:12:09,697 INFO L87 Difference]: Start difference. First operand 7415 states and 10299 transitions. Second operand has 7 states, 7 states have (on average 10.428571428571429) internal successors, (73), 4 states have internal predecessors, (73), 2 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-07-20 04:12:16,743 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-20 04:12:18,987 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-20 04:12:21,269 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-20 04:12:23,221 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 04:12:23,221 INFO L93 Difference]: Finished difference Result 7528 states and 10516 transitions. [2022-07-20 04:12:23,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-07-20 04:12:23,222 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.428571428571429) internal successors, (73), 4 states have internal predecessors, (73), 2 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 123 [2022-07-20 04:12:23,222 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 04:12:23,238 INFO L225 Difference]: With dead ends: 7528 [2022-07-20 04:12:23,238 INFO L226 Difference]: Without dead ends: 7526 [2022-07-20 04:12:23,241 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-07-20 04:12:23,241 INFO L413 NwaCegarLoop]: 3513 mSDtfsCounter, 6465 mSDsluCounter, 4180 mSDsCounter, 0 mSdLazyCounter, 5134 mSolverCounterSat, 3669 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6862 SdHoareTripleChecker+Valid, 7693 SdHoareTripleChecker+Invalid, 8806 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3669 IncrementalHoareTripleChecker+Valid, 5134 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.0s IncrementalHoareTripleChecker+Time [2022-07-20 04:12:23,241 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6862 Valid, 7693 Invalid, 8806 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3669 Valid, 5134 Invalid, 3 Unknown, 0 Unchecked, 13.0s Time] [2022-07-20 04:12:23,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7526 states. [2022-07-20 04:12:23,487 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7526 to 7413. [2022-07-20 04:12:23,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7413 states, 5070 states have (on average 1.254240631163708) internal successors, (6359), 5250 states have internal predecessors, (6359), 1949 states have call successors, (1949), 366 states have call predecessors, (1949), 368 states have return successors, (1988), 1921 states have call predecessors, (1988), 1947 states have call successors, (1988) [2022-07-20 04:12:23,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7413 states to 7413 states and 10296 transitions. [2022-07-20 04:12:23,523 INFO L78 Accepts]: Start accepts. Automaton has 7413 states and 10296 transitions. Word has length 123 [2022-07-20 04:12:23,523 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 04:12:23,523 INFO L495 AbstractCegarLoop]: Abstraction has 7413 states and 10296 transitions. [2022-07-20 04:12:23,523 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.428571428571429) internal successors, (73), 4 states have internal predecessors, (73), 2 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-07-20 04:12:23,523 INFO L276 IsEmpty]: Start isEmpty. Operand 7413 states and 10296 transitions. [2022-07-20 04:12:23,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2022-07-20 04:12:23,525 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 04:12:23,525 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 04:12:23,525 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-07-20 04:12:23,525 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2022-07-20 04:12:23,525 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 04:12:23,526 INFO L85 PathProgramCache]: Analyzing trace with hash -401610533, now seen corresponding path program 1 times [2022-07-20 04:12:23,526 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 04:12:23,526 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [594250069] [2022-07-20 04:12:23,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 04:12:23,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 04:12:23,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:23,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-20 04:12:23,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:23,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-20 04:12:23,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:23,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:12:23,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:23,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-07-20 04:12:23,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:23,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-20 04:12:23,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:23,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2022-07-20 04:12:23,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:23,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-07-20 04:12:23,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:23,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-07-20 04:12:23,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:23,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-20 04:12:23,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:23,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:12:23,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:23,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-07-20 04:12:23,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:23,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-07-20 04:12:23,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:23,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-07-20 04:12:23,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:23,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-07-20 04:12:23,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:23,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-07-20 04:12:23,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:23,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-07-20 04:12:23,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:23,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-07-20 04:12:23,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:23,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-20 04:12:23,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:23,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2022-07-20 04:12:23,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:23,809 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-07-20 04:12:23,810 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 04:12:23,810 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [594250069] [2022-07-20 04:12:23,810 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [594250069] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 04:12:23,810 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 04:12:23,810 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-20 04:12:23,810 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1026615251] [2022-07-20 04:12:23,810 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 04:12:23,811 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-20 04:12:23,811 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 04:12:23,812 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-20 04:12:23,812 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-07-20 04:12:23,812 INFO L87 Difference]: Start difference. First operand 7413 states and 10296 transitions. Second operand has 7 states, 7 states have (on average 11.0) internal successors, (77), 4 states have internal predecessors, (77), 2 states have call successors, (20), 5 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-07-20 04:12:31,015 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-20 04:12:33,242 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-20 04:12:35,514 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-07-20 04:12:37,661 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-20 04:12:39,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 04:12:39,665 INFO L93 Difference]: Finished difference Result 7526 states and 10513 transitions. [2022-07-20 04:12:39,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-07-20 04:12:39,666 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 11.0) internal successors, (77), 4 states have internal predecessors, (77), 2 states have call successors, (20), 5 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 129 [2022-07-20 04:12:39,666 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 04:12:39,684 INFO L225 Difference]: With dead ends: 7526 [2022-07-20 04:12:39,685 INFO L226 Difference]: Without dead ends: 7524 [2022-07-20 04:12:39,688 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-07-20 04:12:39,689 INFO L413 NwaCegarLoop]: 3513 mSDtfsCounter, 6461 mSDsluCounter, 4180 mSDsCounter, 0 mSdLazyCounter, 5136 mSolverCounterSat, 3669 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6855 SdHoareTripleChecker+Valid, 7693 SdHoareTripleChecker+Invalid, 8809 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3669 IncrementalHoareTripleChecker+Valid, 5136 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.3s IncrementalHoareTripleChecker+Time [2022-07-20 04:12:39,689 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6855 Valid, 7693 Invalid, 8809 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3669 Valid, 5136 Invalid, 4 Unknown, 0 Unchecked, 15.3s Time] [2022-07-20 04:12:39,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7524 states. [2022-07-20 04:12:39,972 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7524 to 7411. [2022-07-20 04:12:39,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7411 states, 5069 states have (on average 1.2538962319984217) internal successors, (6356), 5248 states have internal predecessors, (6356), 1949 states have call successors, (1949), 366 states have call predecessors, (1949), 368 states have return successors, (1988), 1921 states have call predecessors, (1988), 1947 states have call successors, (1988) [2022-07-20 04:12:40,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7411 states to 7411 states and 10293 transitions. [2022-07-20 04:12:40,003 INFO L78 Accepts]: Start accepts. Automaton has 7411 states and 10293 transitions. Word has length 129 [2022-07-20 04:12:40,004 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 04:12:40,004 INFO L495 AbstractCegarLoop]: Abstraction has 7411 states and 10293 transitions. [2022-07-20 04:12:40,004 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.0) internal successors, (77), 4 states have internal predecessors, (77), 2 states have call successors, (20), 5 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-07-20 04:12:40,004 INFO L276 IsEmpty]: Start isEmpty. Operand 7411 states and 10293 transitions. [2022-07-20 04:12:40,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-07-20 04:12:40,006 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 04:12:40,006 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 04:12:40,006 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-07-20 04:12:40,006 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2022-07-20 04:12:40,006 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 04:12:40,006 INFO L85 PathProgramCache]: Analyzing trace with hash 599476926, now seen corresponding path program 1 times [2022-07-20 04:12:40,006 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 04:12:40,007 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [273976850] [2022-07-20 04:12:40,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 04:12:40,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 04:12:40,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:40,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-20 04:12:40,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:40,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-20 04:12:40,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:40,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:12:40,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:40,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-07-20 04:12:40,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:40,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-20 04:12:40,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:40,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2022-07-20 04:12:40,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:40,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-07-20 04:12:40,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:40,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-07-20 04:12:40,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:40,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-20 04:12:40,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:40,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:12:40,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:40,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-07-20 04:12:40,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:40,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-07-20 04:12:40,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:40,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-07-20 04:12:40,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:40,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-07-20 04:12:40,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:40,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-07-20 04:12:40,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:40,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-07-20 04:12:40,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:40,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-07-20 04:12:40,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:40,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-20 04:12:40,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:40,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2022-07-20 04:12:40,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:40,246 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-07-20 04:12:40,246 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 04:12:40,246 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [273976850] [2022-07-20 04:12:40,246 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [273976850] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 04:12:40,247 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 04:12:40,247 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-20 04:12:40,248 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1267648006] [2022-07-20 04:12:40,248 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 04:12:40,249 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-20 04:12:40,249 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 04:12:40,249 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-20 04:12:40,249 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-07-20 04:12:40,249 INFO L87 Difference]: Start difference. First operand 7411 states and 10293 transitions. Second operand has 7 states, 7 states have (on average 11.285714285714286) internal successors, (79), 4 states have internal predecessors, (79), 2 states have call successors, (20), 5 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-07-20 04:12:46,880 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-20 04:12:49,120 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-20 04:12:51,405 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-07-20 04:12:53,528 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-20 04:12:55,648 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 04:12:55,649 INFO L93 Difference]: Finished difference Result 7524 states and 10510 transitions. [2022-07-20 04:12:55,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-07-20 04:12:55,649 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 11.285714285714286) internal successors, (79), 4 states have internal predecessors, (79), 2 states have call successors, (20), 5 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 131 [2022-07-20 04:12:55,649 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 04:12:55,664 INFO L225 Difference]: With dead ends: 7524 [2022-07-20 04:12:55,664 INFO L226 Difference]: Without dead ends: 7522 [2022-07-20 04:12:55,667 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-07-20 04:12:55,667 INFO L413 NwaCegarLoop]: 3511 mSDtfsCounter, 6447 mSDsluCounter, 4180 mSDsCounter, 0 mSdLazyCounter, 5139 mSolverCounterSat, 3669 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6841 SdHoareTripleChecker+Valid, 7691 SdHoareTripleChecker+Invalid, 8811 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3669 IncrementalHoareTripleChecker+Valid, 5139 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.9s IncrementalHoareTripleChecker+Time [2022-07-20 04:12:55,667 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6841 Valid, 7691 Invalid, 8811 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3669 Valid, 5139 Invalid, 3 Unknown, 0 Unchecked, 14.9s Time] [2022-07-20 04:12:55,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7522 states. [2022-07-20 04:12:55,921 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7522 to 7409. [2022-07-20 04:12:55,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7409 states, 5068 states have (on average 1.2535516969218627) internal successors, (6353), 5246 states have internal predecessors, (6353), 1949 states have call successors, (1949), 366 states have call predecessors, (1949), 368 states have return successors, (1988), 1921 states have call predecessors, (1988), 1947 states have call successors, (1988) [2022-07-20 04:12:55,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7409 states to 7409 states and 10290 transitions. [2022-07-20 04:12:55,953 INFO L78 Accepts]: Start accepts. Automaton has 7409 states and 10290 transitions. Word has length 131 [2022-07-20 04:12:55,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 04:12:55,953 INFO L495 AbstractCegarLoop]: Abstraction has 7409 states and 10290 transitions. [2022-07-20 04:12:55,953 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.285714285714286) internal successors, (79), 4 states have internal predecessors, (79), 2 states have call successors, (20), 5 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-07-20 04:12:55,954 INFO L276 IsEmpty]: Start isEmpty. Operand 7409 states and 10290 transitions. [2022-07-20 04:12:55,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2022-07-20 04:12:55,955 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 04:12:55,955 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 04:12:55,956 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-07-20 04:12:55,956 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_linux_kernel_module_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2022-07-20 04:12:55,956 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 04:12:55,956 INFO L85 PathProgramCache]: Analyzing trace with hash 572895210, now seen corresponding path program 1 times [2022-07-20 04:12:55,956 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 04:12:55,956 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [150909705] [2022-07-20 04:12:55,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 04:12:55,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 04:12:56,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:56,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-20 04:12:56,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:56,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-20 04:12:56,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:56,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:12:56,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:56,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-07-20 04:12:56,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:56,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-20 04:12:56,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:56,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2022-07-20 04:12:56,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:56,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-07-20 04:12:56,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:56,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-07-20 04:12:56,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:56,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-20 04:12:56,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:56,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 04:12:56,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:56,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-07-20 04:12:56,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:56,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-07-20 04:12:56,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:56,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-07-20 04:12:56,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:56,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-07-20 04:12:56,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:56,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-07-20 04:12:56,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:56,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-07-20 04:12:56,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:56,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-07-20 04:12:56,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:56,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-20 04:12:56,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:56,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2022-07-20 04:12:56,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:56,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2022-07-20 04:12:56,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:12:56,237 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-07-20 04:12:56,237 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 04:12:56,237 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [150909705] [2022-07-20 04:12:56,237 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [150909705] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 04:12:56,237 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 04:12:56,237 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-20 04:12:56,237 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [632150105] [2022-07-20 04:12:56,237 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 04:12:56,238 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-20 04:12:56,238 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 04:12:56,238 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-20 04:12:56,238 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-07-20 04:12:56,238 INFO L87 Difference]: Start difference. First operand 7409 states and 10290 transitions. Second operand has 7 states, 7 states have (on average 11.857142857142858) internal successors, (83), 4 states have internal predecessors, (83), 2 states have call successors, (21), 5 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20)