./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 6c24879c 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-?-6c24879 [2022-07-12 17:06:56,774 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-12 17:06:56,784 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-12 17:06:56,810 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-12 17:06:56,811 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-12 17:06:56,812 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-12 17:06:56,813 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-12 17:06:56,816 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-12 17:06:56,817 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-12 17:06:56,818 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-12 17:06:56,819 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-12 17:06:56,821 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-12 17:06:56,821 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-12 17:06:56,823 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-12 17:06:56,824 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-12 17:06:56,825 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-12 17:06:56,826 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-12 17:06:56,829 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-12 17:06:56,830 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-12 17:06:56,834 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-12 17:06:56,836 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-12 17:06:56,837 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-12 17:06:56,838 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-12 17:06:56,839 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-12 17:06:56,839 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-12 17:06:56,842 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-12 17:06:56,842 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-12 17:06:56,842 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-12 17:06:56,843 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-12 17:06:56,843 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-12 17:06:56,844 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-12 17:06:56,844 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-12 17:06:56,844 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-12 17:06:56,845 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-12 17:06:56,845 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-12 17:06:56,846 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-12 17:06:56,846 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-12 17:06:56,846 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-12 17:06:56,847 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-12 17:06:56,847 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-12 17:06:56,848 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-12 17:06:56,858 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-12 17:06:56,859 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-12 17:06:56,887 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-12 17:06:56,888 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-12 17:06:56,888 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-12 17:06:56,888 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-12 17:06:56,889 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-12 17:06:56,889 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-12 17:06:56,889 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-12 17:06:56,890 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-12 17:06:56,890 INFO L138 SettingsManager]: * Use SBE=true [2022-07-12 17:06:56,890 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-12 17:06:56,891 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-12 17:06:56,891 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-12 17:06:56,891 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-12 17:06:56,891 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-12 17:06:56,891 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-12 17:06:56,891 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-12 17:06:56,892 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-12 17:06:56,892 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-12 17:06:56,892 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-12 17:06:56,892 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-12 17:06:56,893 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-12 17:06:56,893 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 17:06:56,893 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-12 17:06:56,894 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-12 17:06:56,894 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-12 17:06:56,894 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-12 17:06:56,894 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-12 17:06:56,894 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-12 17:06:56,894 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-12 17:06:56,894 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-12 17:06:56,895 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ac352421032347d7bf5d3bf9ef59e7281826004c82f3c932b159f55f0c829686 [2022-07-12 17:06:57,086 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-12 17:06:57,107 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-12 17:06:57,109 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-12 17:06:57,110 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-12 17:06:57,110 INFO L275 PluginConnector]: CDTParser initialized [2022-07-12 17:06:57,111 INFO L432 ainManager$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 [2022-07-12 17:06:57,188 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/055b20a86/bbe07b2945734c2496b5aa29007de47c/FLAG04212ae45 [2022-07-12 17:06:57,850 INFO L306 CDTParser]: Found 1 translation units. [2022-07-12 17:06:57,851 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 [2022-07-12 17:06:57,885 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/055b20a86/bbe07b2945734c2496b5aa29007de47c/FLAG04212ae45 [2022-07-12 17:06:58,143 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/055b20a86/bbe07b2945734c2496b5aa29007de47c [2022-07-12 17:06:58,145 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-12 17:06:58,146 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-12 17:06:58,147 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-12 17:06:58,147 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-12 17:06:58,150 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-12 17:06:58,150 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 05:06:58" (1/1) ... [2022-07-12 17:06:58,151 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34831827 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 05:06:58, skipping insertion in model container [2022-07-12 17:06:58,151 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 05:06:58" (1/1) ... [2022-07-12 17:06:58,155 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-12 17:06:58,256 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 17:07:01,819 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[486469,486482] [2022-07-12 17:07:01,821 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:01,821 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:01,821 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:01,822 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[487083,487096] [2022-07-12 17:07:01,822 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[487241,487254] [2022-07-12 17:07:01,822 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[487399,487412] [2022-07-12 17:07:01,823 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[487559,487572] [2022-07-12 17:07:01,823 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[487718,487731] [2022-07-12 17:07:01,823 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[487857,487870] [2022-07-12 17:07:01,824 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[487999,488012] [2022-07-12 17:07:01,824 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[488148,488161] [2022-07-12 17:07:01,824 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[488287,488300] [2022-07-12 17:07:01,824 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[488442,488455] [2022-07-12 17:07:01,825 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[488602,488615] [2022-07-12 17:07:01,825 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[488753,488766] [2022-07-12 17:07:01,825 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[488904,488917] [2022-07-12 17:07:01,826 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[489056,489069] [2022-07-12 17:07:01,826 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[489205,489218] [2022-07-12 17:07:01,826 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[489353,489366] [2022-07-12 17:07:01,827 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[489510,489523] [2022-07-12 17:07:01,827 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[489659,489672] [2022-07-12 17:07:01,827 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[489815,489828] [2022-07-12 17:07:01,827 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[489968,489981] [2022-07-12 17:07:01,828 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[490114,490127] [2022-07-12 17:07:01,828 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[490257,490270] [2022-07-12 17:07:01,828 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[490409,490422] [2022-07-12 17:07:01,829 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[490555,490568] [2022-07-12 17:07:01,829 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[490700,490713] [2022-07-12 17:07:01,829 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[490854,490867] [2022-07-12 17:07:01,830 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[491005,491018] [2022-07-12 17:07:01,830 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[491160,491173] [2022-07-12 17:07:01,830 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[491312,491325] [2022-07-12 17:07:01,830 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[491467,491480] [2022-07-12 17:07:01,831 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[491631,491644] [2022-07-12 17:07:01,831 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[491787,491800] [2022-07-12 17:07:01,831 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[491951,491964] [2022-07-12 17:07:01,831 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[492093,492106] [2022-07-12 17:07:01,832 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[492251,492264] [2022-07-12 17:07:01,832 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[492418,492431] [2022-07-12 17:07:01,832 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[492577,492590] [2022-07-12 17:07:01,833 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[492736,492749] [2022-07-12 17:07:01,833 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[492885,492898] [2022-07-12 17:07:01,833 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[493032,493045] [2022-07-12 17:07:01,833 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[493171,493184] [2022-07-12 17:07:01,834 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[493334,493347] [2022-07-12 17:07:01,834 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[493500,493513] [2022-07-12 17:07:01,834 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[493664,493677] [2022-07-12 17:07:01,834 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[493829,493842] [2022-07-12 17:07:01,852 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:01,852 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:01,853 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:01,853 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:01,853 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:01,854 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:01,854 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:01,854 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:01,855 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:01,855 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:01,855 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:01,855 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:01,857 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:01,857 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:01,857 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:01,857 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:01,858 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:01,858 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:01,858 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:01,859 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:01,859 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:01,859 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:01,859 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:01,860 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:01,860 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:01,860 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:01,861 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:01,861 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:01,862 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:01,869 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:01,870 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:01,870 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:01,870 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:01,871 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:01,871 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:01,871 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:01,872 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:01,872 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:01,872 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:01,883 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 17:07:01,904 INFO L203 MainTranslator]: Completed pre-run [2022-07-12 17:07:02,208 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,212 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,212 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,213 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,214 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,214 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,214 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,214 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,215 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,215 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,216 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,216 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,217 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,217 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,217 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,217 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,218 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,218 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,218 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,218 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,219 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,219 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,220 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,220 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,220 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,220 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,221 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,221 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,221 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,221 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,222 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,222 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,222 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,223 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,223 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,224 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,224 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,224 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,224 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,225 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,226 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,226 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,226 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,226 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,227 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,227 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,227 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,228 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,228 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,228 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,228 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,229 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,230 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,230 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,230 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,230 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,231 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,231 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,231 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,231 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,232 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,232 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,233 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,235 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,239 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,239 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,239 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,240 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,240 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,241 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,241 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,241 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,245 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,246 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,246 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,246 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,246 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,247 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,248 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,248 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,248 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,249 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,249 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,249 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,250 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,250 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,250 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,251 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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] [2022-07-12 17:07:02,254 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 17:07:02,416 INFO L208 MainTranslator]: Completed translation [2022-07-12 17:07:02,417 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 05:07:02 WrapperNode [2022-07-12 17:07:02,417 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-12 17:07:02,418 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-12 17:07:02,418 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-12 17:07:02,418 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-12 17:07:02,422 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 05:07:02" (1/1) ... [2022-07-12 17:07:02,530 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 05:07:02" (1/1) ... [2022-07-12 17:07:02,712 INFO L137 Inliner]: procedures = 746, calls = 3600, calls flagged for inlining = 396, calls inlined = 313, statements flattened = 8853 [2022-07-12 17:07:02,713 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-12 17:07:02,714 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-12 17:07:02,714 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-12 17:07:02,714 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-12 17:07:02,720 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 05:07:02" (1/1) ... [2022-07-12 17:07:02,720 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 05:07:02" (1/1) ... [2022-07-12 17:07:02,752 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 05:07:02" (1/1) ... [2022-07-12 17:07:02,752 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 05:07:02" (1/1) ... [2022-07-12 17:07:02,924 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 05:07:02" (1/1) ... [2022-07-12 17:07:02,951 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 05:07:02" (1/1) ... [2022-07-12 17:07:02,989 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 05:07:02" (1/1) ... [2022-07-12 17:07:03,032 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-12 17:07:03,033 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-12 17:07:03,033 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-12 17:07:03,033 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-12 17:07:03,034 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 05:07:02" (1/1) ... [2022-07-12 17:07:03,038 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 17:07:03,044 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 17:07:03,075 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) [2022-07-12 17:07:03,126 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 [2022-07-12 17:07:03,145 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-07-12 17:07:03,145 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-07-12 17:07:03,145 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2022-07-12 17:07:03,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2022-07-12 17:07:03,146 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_97 [2022-07-12 17:07:03,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_97 [2022-07-12 17:07:03,146 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2022-07-12 17:07:03,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2022-07-12 17:07:03,146 INFO L130 BoogieDeclarations]: Found specification of procedure megaraid_info [2022-07-12 17:07:03,146 INFO L138 BoogieDeclarations]: Found implementation of procedure megaraid_info [2022-07-12 17:07:03,146 INFO L130 BoogieDeclarations]: Found specification of procedure mega_adapinq [2022-07-12 17:07:03,146 INFO L138 BoogieDeclarations]: Found implementation of procedure mega_adapinq [2022-07-12 17:07:03,147 INFO L130 BoogieDeclarations]: Found specification of procedure seq_puts [2022-07-12 17:07:03,147 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_puts [2022-07-12 17:07:03,147 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2022-07-12 17:07:03,147 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2022-07-12 17:07:03,147 INFO L130 BoogieDeclarations]: Found specification of procedure mega_free_inquiry [2022-07-12 17:07:03,147 INFO L138 BoogieDeclarations]: Found implementation of procedure mega_free_inquiry [2022-07-12 17:07:03,147 INFO L130 BoogieDeclarations]: Found specification of procedure seq_putc [2022-07-12 17:07:03,147 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_putc [2022-07-12 17:07:03,148 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-12 17:07:03,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-12 17:07:03,148 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-07-12 17:07:03,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-07-12 17:07:03,148 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-07-12 17:07:03,148 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-07-12 17:07:03,148 INFO L130 BoogieDeclarations]: Found specification of procedure mega_build_sglist [2022-07-12 17:07:03,148 INFO L138 BoogieDeclarations]: Found implementation of procedure mega_build_sglist [2022-07-12 17:07:03,149 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-07-12 17:07:03,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-07-12 17:07:03,149 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-07-12 17:07:03,149 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-07-12 17:07:03,149 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2022-07-12 17:07:03,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2022-07-12 17:07:03,149 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2022-07-12 17:07:03,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2022-07-12 17:07:03,149 INFO L130 BoogieDeclarations]: Found specification of procedure megadev_unlocked_ioctl [2022-07-12 17:07:03,150 INFO L138 BoogieDeclarations]: Found implementation of procedure megadev_unlocked_ioctl [2022-07-12 17:07:03,150 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-07-12 17:07:03,150 INFO L130 BoogieDeclarations]: Found specification of procedure mega_free_scb [2022-07-12 17:07:03,150 INFO L138 BoogieDeclarations]: Found implementation of procedure mega_free_scb [2022-07-12 17:07:03,150 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-07-12 17:07:03,150 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-07-12 17:07:03,150 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-07-12 17:07:03,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-07-12 17:07:03,150 INFO L130 BoogieDeclarations]: Found specification of procedure remove_proc_entry [2022-07-12 17:07:03,151 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_proc_entry [2022-07-12 17:07:03,151 INFO L130 BoogieDeclarations]: Found specification of procedure megaraid_abort_and_reset [2022-07-12 17:07:03,151 INFO L138 BoogieDeclarations]: Found implementation of procedure megaraid_abort_and_reset [2022-07-12 17:07:03,151 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-12 17:07:03,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-12 17:07:03,151 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2022-07-12 17:07:03,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2022-07-12 17:07:03,151 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-07-12 17:07:03,151 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-07-12 17:07:03,152 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-12 17:07:03,152 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2022-07-12 17:07:03,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2022-07-12 17:07:03,152 INFO L130 BoogieDeclarations]: Found specification of procedure issue_scb_block [2022-07-12 17:07:03,152 INFO L138 BoogieDeclarations]: Found implementation of procedure issue_scb_block [2022-07-12 17:07:03,152 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-07-12 17:07:03,152 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-07-12 17:07:03,152 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-07-12 17:07:03,152 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-07-12 17:07:03,153 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-07-12 17:07:03,153 INFO L130 BoogieDeclarations]: Found specification of procedure mega_free_sgl [2022-07-12 17:07:03,153 INFO L138 BoogieDeclarations]: Found implementation of procedure mega_free_sgl [2022-07-12 17:07:03,153 INFO L130 BoogieDeclarations]: Found specification of procedure sg_page [2022-07-12 17:07:03,153 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_page [2022-07-12 17:07:03,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-07-12 17:07:03,153 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2022-07-12 17:07:03,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2022-07-12 17:07:03,154 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-07-12 17:07:03,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-07-12 17:07:03,154 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-07-12 17:07:03,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-07-12 17:07:03,154 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-12 17:07:03,154 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2022-07-12 17:07:03,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2022-07-12 17:07:03,154 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-07-12 17:07:03,154 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-07-12 17:07:03,155 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-07-12 17:07:03,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-07-12 17:07:03,155 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-12 17:07:03,155 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-12 17:07:03,155 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2022-07-12 17:07:03,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2022-07-12 17:07:03,155 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-07-12 17:07:03,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-07-12 17:07:03,155 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-07-12 17:07:03,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-07-12 17:07:03,156 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2022-07-12 17:07:03,156 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2022-07-12 17:07:03,156 INFO L130 BoogieDeclarations]: Found specification of procedure mega_runpendq [2022-07-12 17:07:03,156 INFO L138 BoogieDeclarations]: Found implementation of procedure mega_runpendq [2022-07-12 17:07:03,156 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_fs_char_dev__double_registration [2022-07-12 17:07:03,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_fs_char_dev__double_registration [2022-07-12 17:07:03,156 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-07-12 17:07:03,156 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-07-12 17:07:03,157 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-07-12 17:07:03,157 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-07-12 17:07:03,157 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2022-07-12 17:07:03,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2022-07-12 17:07:03,157 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-07-12 17:07:03,157 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-07-12 17:07:03,157 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-07-12 17:07:03,157 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-07-12 17:07:03,158 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-07-12 17:07:03,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-07-12 17:07:03,158 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_check_return_value_probe [2022-07-12 17:07:03,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_check_return_value_probe [2022-07-12 17:07:03,158 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_int_mtx_of_NOT_ARG_SIGN [2022-07-12 17:07:03,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_int_mtx_of_NOT_ARG_SIGN [2022-07-12 17:07:03,158 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-12 17:07:03,158 INFO L130 BoogieDeclarations]: Found specification of procedure inb_p [2022-07-12 17:07:03,158 INFO L138 BoogieDeclarations]: Found implementation of procedure inb_p [2022-07-12 17:07:03,159 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_check_return_value_probe [2022-07-12 17:07:03,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_check_return_value_probe [2022-07-12 17:07:03,159 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2022-07-12 17:07:03,159 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2022-07-12 17:07:03,159 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-12 17:07:03,159 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_lock_of_NOT_ARG_SIGN [2022-07-12 17:07:03,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_lock_of_NOT_ARG_SIGN [2022-07-12 17:07:03,159 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-07-12 17:07:03,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-07-12 17:07:03,160 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-07-12 17:07:03,160 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-07-12 17:07:03,160 INFO L130 BoogieDeclarations]: Found specification of procedure mega_n_to_m [2022-07-12 17:07:03,160 INFO L138 BoogieDeclarations]: Found implementation of procedure mega_n_to_m [2022-07-12 17:07:03,160 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-12 17:07:03,160 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-07-12 17:07:03,160 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-07-12 17:07:03,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-07-12 17:07:03,160 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2022-07-12 17:07:03,161 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2022-07-12 17:07:03,161 INFO L130 BoogieDeclarations]: Found specification of procedure mega_internal_command [2022-07-12 17:07:03,161 INFO L138 BoogieDeclarations]: Found implementation of procedure mega_internal_command [2022-07-12 17:07:03,161 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_host_put [2022-07-12 17:07:03,161 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_host_put [2022-07-12 17:07:03,161 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-07-12 17:07:03,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-07-12 17:07:03,161 INFO L130 BoogieDeclarations]: Found specification of procedure megaraid_shutdown [2022-07-12 17:07:03,161 INFO L138 BoogieDeclarations]: Found implementation of procedure megaraid_shutdown [2022-07-12 17:07:03,162 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2022-07-12 17:07:03,162 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2022-07-12 17:07:03,162 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2022-07-12 17:07:03,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2022-07-12 17:07:03,162 INFO L130 BoogieDeclarations]: Found specification of procedure outb_p [2022-07-12 17:07:03,162 INFO L138 BoogieDeclarations]: Found implementation of procedure outb_p [2022-07-12 17:07:03,162 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-07-12 17:07:03,162 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-07-12 17:07:03,162 INFO L130 BoogieDeclarations]: Found specification of procedure proc_show_rdrv [2022-07-12 17:07:03,163 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_show_rdrv [2022-07-12 17:07:03,163 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-12 17:07:03,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-12 17:07:03,163 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-12 17:07:03,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-12 17:07:03,163 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-12 17:07:03,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-12 17:07:03,163 INFO L130 BoogieDeclarations]: Found specification of procedure mega_allocate_inquiry [2022-07-12 17:07:03,163 INFO L138 BoogieDeclarations]: Found implementation of procedure mega_allocate_inquiry [2022-07-12 17:07:03,164 INFO L130 BoogieDeclarations]: Found specification of procedure free_local_pdev [2022-07-12 17:07:03,164 INFO L138 BoogieDeclarations]: Found implementation of procedure free_local_pdev [2022-07-12 17:07:03,164 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-07-12 17:07:03,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-07-12 17:07:03,164 INFO L130 BoogieDeclarations]: Found specification of procedure proc_show_pdrv [2022-07-12 17:07:03,164 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_show_pdrv [2022-07-12 17:07:03,164 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2022-07-12 17:07:03,164 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_read [2022-07-12 17:07:03,164 INFO L130 BoogieDeclarations]: Found specification of procedure slow_down_io [2022-07-12 17:07:03,165 INFO L138 BoogieDeclarations]: Found implementation of procedure slow_down_io [2022-07-12 17:07:03,165 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2022-07-12 17:07:03,165 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2022-07-12 17:07:03,165 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_NOT_ARG_SIGN [2022-07-12 17:07:03,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_NOT_ARG_SIGN [2022-07-12 17:07:03,165 INFO L130 BoogieDeclarations]: Found specification of procedure __megaraid_shutdown [2022-07-12 17:07:03,165 INFO L138 BoogieDeclarations]: Found implementation of procedure __megaraid_shutdown [2022-07-12 17:07:03,165 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-07-12 17:07:03,165 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-07-12 17:07:03,166 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-12 17:07:03,166 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-12 17:07:03,166 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_io_mem_unmap [2022-07-12 17:07:03,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_io_mem_unmap [2022-07-12 17:07:03,166 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_sglist [2022-07-12 17:07:03,166 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_sglist [2022-07-12 17:07:03,166 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2022-07-12 17:07:03,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2022-07-12 17:07:03,166 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2022-07-12 17:07:03,166 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2022-07-12 17:07:03,167 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2022-07-12 17:07:03,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2022-07-12 17:07:03,167 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2022-07-12 17:07:03,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2022-07-12 17:07:03,167 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-12 17:07:03,167 INFO L130 BoogieDeclarations]: Found specification of procedure megaraid_reset [2022-07-12 17:07:03,167 INFO L138 BoogieDeclarations]: Found implementation of procedure megaraid_reset [2022-07-12 17:07:03,167 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-07-12 17:07:03,167 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-07-12 17:07:03,168 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2022-07-12 17:07:03,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2022-07-12 17:07:03,168 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-12 17:07:03,168 INFO L130 BoogieDeclarations]: Found specification of procedure megaraid_queue [2022-07-12 17:07:03,168 INFO L138 BoogieDeclarations]: Found implementation of procedure megaraid_queue [2022-07-12 17:07:03,168 INFO L130 BoogieDeclarations]: Found specification of procedure megaraid_biosparam [2022-07-12 17:07:03,168 INFO L138 BoogieDeclarations]: Found implementation of procedure megaraid_biosparam [2022-07-12 17:07:03,168 INFO L130 BoogieDeclarations]: Found specification of procedure megaraid_remove_one [2022-07-12 17:07:03,168 INFO L138 BoogieDeclarations]: Found implementation of procedure megaraid_remove_one [2022-07-12 17:07:03,169 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2022-07-12 17:07:03,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2022-07-12 17:07:03,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-12 17:07:03,169 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-07-12 17:07:03,169 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-07-12 17:07:03,169 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-07-12 17:07:03,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-07-12 17:07:03,169 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2022-07-12 17:07:03,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2022-07-12 17:07:03,169 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2022-07-12 17:07:03,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2022-07-12 17:07:03,170 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2022-07-12 17:07:03,170 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2022-07-12 17:07:03,170 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-07-12 17:07:03,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-07-12 17:07:03,170 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2022-07-12 17:07:03,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2022-07-12 17:07:03,170 INFO L130 BoogieDeclarations]: Found specification of procedure seq_write [2022-07-12 17:07:03,170 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_write [2022-07-12 17:07:03,171 INFO L130 BoogieDeclarations]: Found specification of procedure mega_allocate_scb [2022-07-12 17:07:03,171 INFO L138 BoogieDeclarations]: Found implementation of procedure mega_allocate_scb [2022-07-12 17:07:03,171 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-07-12 17:07:03,171 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-07-12 17:07:03,171 INFO L130 BoogieDeclarations]: Found specification of procedure make_local_pdev [2022-07-12 17:07:03,171 INFO L138 BoogieDeclarations]: Found implementation of procedure make_local_pdev [2022-07-12 17:07:03,171 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-07-12 17:07:03,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-07-12 17:07:03,171 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-07-12 17:07:03,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-07-12 17:07:03,172 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2022-07-12 17:07:03,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2022-07-12 17:07:03,172 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-07-12 17:07:03,172 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-07-12 17:07:03,172 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-07-12 17:07:03,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-07-12 17:07:03,172 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2022-07-12 17:07:03,172 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2022-07-12 17:07:03,173 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-12 17:07:03,173 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-12 17:07:03,173 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-07-12 17:07:03,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-07-12 17:07:03,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-12 17:07:03,173 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2022-07-12 17:07:03,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2022-07-12 17:07:03,173 INFO L130 BoogieDeclarations]: Found specification of procedure single_release [2022-07-12 17:07:03,173 INFO L138 BoogieDeclarations]: Found implementation of procedure single_release [2022-07-12 17:07:03,173 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-12 17:07:03,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-12 17:07:03,174 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2022-07-12 17:07:03,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2022-07-12 17:07:03,174 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2022-07-12 17:07:03,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2022-07-12 17:07:03,174 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2022-07-12 17:07:03,174 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2022-07-12 17:07:03,174 INFO L130 BoogieDeclarations]: Found specification of procedure mega_rundoneq [2022-07-12 17:07:03,174 INFO L138 BoogieDeclarations]: Found implementation of procedure mega_rundoneq [2022-07-12 17:07:03,175 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-07-12 17:07:03,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-07-12 17:07:03,175 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-07-12 17:07:03,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-07-12 17:07:03,175 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-07-12 17:07:03,175 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-07-12 17:07:03,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-12 17:07:03,175 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2022-07-12 17:07:03,175 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2022-07-12 17:07:03,175 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadget [2022-07-12 17:07:03,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadget [2022-07-12 17:07:03,176 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_megadev_mutex [2022-07-12 17:07:03,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_megadev_mutex [2022-07-12 17:07:03,176 INFO L130 BoogieDeclarations]: Found specification of procedure megaraid_abort [2022-07-12 17:07:03,176 INFO L138 BoogieDeclarations]: Found implementation of procedure megaraid_abort [2022-07-12 17:07:03,176 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_relax [2022-07-12 17:07:03,176 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_relax [2022-07-12 17:07:04,077 INFO L234 CfgBuilder]: Building ICFG [2022-07-12 17:07:04,079 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-12 17:07:04,223 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-12 17:07:06,170 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; [2022-07-12 17:07:15,451 INFO L275 CfgBuilder]: Performing block encoding [2022-07-12 17:07:15,478 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-12 17:07:15,478 INFO L299 CfgBuilder]: Removed 11 assume(true) statements. [2022-07-12 17:07:15,481 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 05:07:15 BoogieIcfgContainer [2022-07-12 17:07:15,481 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-12 17:07:15,484 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-12 17:07:15,484 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-12 17:07:15,486 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-12 17:07:15,487 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.07 05:06:58" (1/3) ... [2022-07-12 17:07:15,487 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c7e100c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 05:07:15, skipping insertion in model container [2022-07-12 17:07:15,487 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 05:07:02" (2/3) ... [2022-07-12 17:07:15,488 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c7e100c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 05:07:15, skipping insertion in model container [2022-07-12 17:07:15,488 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 05:07:15" (3/3) ... [2022-07-12 17:07:15,490 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i [2022-07-12 17:07:15,499 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-12 17:07:15,500 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 35 error locations. [2022-07-12 17:07:15,590 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-12 17:07:15,595 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@69555244, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@586825ef [2022-07-12 17:07:15,595 INFO L358 AbstractCegarLoop]: Starting to check reachability of 35 error locations. [2022-07-12 17:07:15,605 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) [2022-07-12 17:07:15,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-07-12 17:07:15,615 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 17:07:15,615 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] [2022-07-12 17:07:15,616 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)] === [2022-07-12 17:07:15,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 17:07:15,620 INFO L85 PathProgramCache]: Analyzing trace with hash 718877419, now seen corresponding path program 1 times [2022-07-12 17:07:15,626 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 17:07:15,626 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [338465147] [2022-07-12 17:07:15,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 17:07:15,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 17:07:16,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:07:16,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 17:07:16,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:07:16,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-12 17:07:16,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:07:16,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 17:07:16,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:07:16,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-07-12 17:07:16,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:07:16,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-12 17:07:16,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:07:16,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-07-12 17:07:16,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:07:16,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 17:07:16,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:07:16,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 17:07:16,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:07:16,321 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-07-12 17:07:16,321 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 17:07:16,321 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [338465147] [2022-07-12 17:07:16,322 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [338465147] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 17:07:16,322 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 17:07:16,322 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-12 17:07:16,323 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [406763478] [2022-07-12 17:07:16,323 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 17:07:16,326 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-12 17:07:16,326 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 17:07:16,347 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-12 17:07:16,348 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-12 17:07:16,354 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) [2022-07-12 17:07:22,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 17:07:22,134 INFO L93 Difference]: Finished difference Result 6853 states and 9875 transitions. [2022-07-12 17:07:22,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-12 17:07:22,137 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 [2022-07-12 17:07:22,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 17:07:22,179 INFO L225 Difference]: With dead ends: 6853 [2022-07-12 17:07:22,179 INFO L226 Difference]: Without dead ends: 4005 [2022-07-12 17:07:22,200 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-07-12 17:07:22,202 INFO L413 NwaCegarLoop]: 4057 mSDtfsCounter, 4387 mSDsluCounter, 8279 mSDsCounter, 0 mSdLazyCounter, 4558 mSolverCounterSat, 1357 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4876 SdHoareTripleChecker+Valid, 12336 SdHoareTripleChecker+Invalid, 5915 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1357 IncrementalHoareTripleChecker+Valid, 4558 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.2s IncrementalHoareTripleChecker+Time [2022-07-12 17:07:22,202 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4876 Valid, 12336 Invalid, 5915 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1357 Valid, 4558 Invalid, 0 Unknown, 0 Unchecked, 5.2s Time] [2022-07-12 17:07:22,219 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4005 states. [2022-07-12 17:07:22,390 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4005 to 3876. [2022-07-12 17:07:22,397 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) [2022-07-12 17:07:22,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3876 states to 3876 states and 5322 transitions. [2022-07-12 17:07:22,422 INFO L78 Accepts]: Start accepts. Automaton has 3876 states and 5322 transitions. Word has length 65 [2022-07-12 17:07:22,423 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 17:07:22,423 INFO L495 AbstractCegarLoop]: Abstraction has 3876 states and 5322 transitions. [2022-07-12 17:07:22,423 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) [2022-07-12 17:07:22,423 INFO L276 IsEmpty]: Start isEmpty. Operand 3876 states and 5322 transitions. [2022-07-12 17:07:22,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-07-12 17:07:22,431 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 17:07:22,431 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] [2022-07-12 17:07:22,431 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-12 17:07:22,431 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)] === [2022-07-12 17:07:22,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 17:07:22,432 INFO L85 PathProgramCache]: Analyzing trace with hash 1801223025, now seen corresponding path program 1 times [2022-07-12 17:07:22,432 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 17:07:22,432 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [587151268] [2022-07-12 17:07:22,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 17:07:22,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 17:07:22,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:07:22,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 17:07:22,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:07:22,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-12 17:07:22,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:07:22,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 17:07:22,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:07:22,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-07-12 17:07:22,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:07:22,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-12 17:07:22,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:07:22,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-07-12 17:07:22,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:07:22,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 17:07:22,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:07:22,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 17:07:22,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:07:22,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2022-07-12 17:07:22,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:07:22,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 17:07:22,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:07:22,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 17:07:22,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:07:22,821 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2022-07-12 17:07:22,822 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 17:07:22,822 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [587151268] [2022-07-12 17:07:22,822 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [587151268] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 17:07:22,822 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 17:07:22,822 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-12 17:07:22,822 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1477723126] [2022-07-12 17:07:22,823 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 17:07:22,823 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-12 17:07:22,824 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 17:07:22,824 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-12 17:07:22,824 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-12 17:07:22,824 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) [2022-07-12 17:07:26,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 17:07:26,661 INFO L93 Difference]: Finished difference Result 3938 states and 5441 transitions. [2022-07-12 17:07:26,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-12 17:07:26,661 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 [2022-07-12 17:07:26,662 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 17:07:26,682 INFO L225 Difference]: With dead ends: 3938 [2022-07-12 17:07:26,683 INFO L226 Difference]: Without dead ends: 3936 [2022-07-12 17:07:26,686 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 [2022-07-12 17:07:26,688 INFO L413 NwaCegarLoop]: 3747 mSDtfsCounter, 3959 mSDsluCounter, 7007 mSDsCounter, 0 mSdLazyCounter, 3274 mSolverCounterSat, 1067 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4403 SdHoareTripleChecker+Valid, 10754 SdHoareTripleChecker+Invalid, 4341 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1067 IncrementalHoareTripleChecker+Valid, 3274 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2022-07-12 17:07:26,689 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4403 Valid, 10754 Invalid, 4341 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1067 Valid, 3274 Invalid, 0 Unknown, 0 Unchecked, 3.6s Time] [2022-07-12 17:07:26,694 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3936 states. [2022-07-12 17:07:26,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3936 to 3874. [2022-07-12 17:07:26,785 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) [2022-07-12 17:07:26,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3874 states to 3874 states and 5319 transitions. [2022-07-12 17:07:26,797 INFO L78 Accepts]: Start accepts. Automaton has 3874 states and 5319 transitions. Word has length 84 [2022-07-12 17:07:26,799 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 17:07:26,799 INFO L495 AbstractCegarLoop]: Abstraction has 3874 states and 5319 transitions. [2022-07-12 17:07:26,799 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) [2022-07-12 17:07:26,799 INFO L276 IsEmpty]: Start isEmpty. Operand 3874 states and 5319 transitions. [2022-07-12 17:07:26,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-07-12 17:07:26,801 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 17:07:26,801 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] [2022-07-12 17:07:26,801 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-12 17:07:26,801 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)] === [2022-07-12 17:07:26,802 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 17:07:26,802 INFO L85 PathProgramCache]: Analyzing trace with hash -1460763892, now seen corresponding path program 1 times [2022-07-12 17:07:26,802 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 17:07:26,802 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1758367547] [2022-07-12 17:07:26,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 17:07:26,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 17:07:26,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:07:27,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 17:07:27,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:07:27,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-12 17:07:27,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:07:27,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 17:07:27,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:07:27,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-07-12 17:07:27,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:07:27,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-12 17:07:27,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:07:27,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2022-07-12 17:07:27,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:07:27,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-07-12 17:07:27,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:07:27,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-07-12 17:07:27,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:07:27,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 17:07:27,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:07:27,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 17:07:27,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:07:27,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-07-12 17:07:27,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:07:27,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-07-12 17:07:27,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:07:27,170 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-07-12 17:07:27,171 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 17:07:27,171 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1758367547] [2022-07-12 17:07:27,171 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1758367547] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 17:07:27,171 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 17:07:27,171 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-12 17:07:27,171 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [950016963] [2022-07-12 17:07:27,171 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 17:07:27,172 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-12 17:07:27,172 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 17:07:27,172 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-12 17:07:27,172 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-07-12 17:07:27,172 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) [2022-07-12 17:07:37,720 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 [] [2022-07-12 17:07:40,008 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-12 17:07:42,370 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-12 17:07:45,011 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-12 17:07:47,765 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-12 17:07:50,198 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-12 17:07:52,347 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-07-12 17:07:55,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 17:07:55,437 INFO L93 Difference]: Finished difference Result 7837 states and 10857 transitions. [2022-07-12 17:07:55,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-07-12 17:07:55,439 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 [2022-07-12 17:07:55,439 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 17:07:55,521 INFO L225 Difference]: With dead ends: 7837 [2022-07-12 17:07:55,521 INFO L226 Difference]: Without dead ends: 7835 [2022-07-12 17:07:55,525 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 [2022-07-12 17:07:55,531 INFO L413 NwaCegarLoop]: 5387 mSDtfsCounter, 8663 mSDsluCounter, 7548 mSDsCounter, 0 mSdLazyCounter, 11586 mSolverCounterSat, 5753 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9044 SdHoareTripleChecker+Valid, 12935 SdHoareTripleChecker+Invalid, 17346 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5753 IncrementalHoareTripleChecker+Valid, 11586 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 27.6s IncrementalHoareTripleChecker+Time [2022-07-12 17:07:55,532 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9044 Valid, 12935 Invalid, 17346 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5753 Valid, 11586 Invalid, 7 Unknown, 0 Unchecked, 27.6s Time] [2022-07-12 17:07:55,540 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7835 states. [2022-07-12 17:07:55,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7835 to 7411. [2022-07-12 17:07:55,786 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) [2022-07-12 17:07:55,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7411 states to 7411 states and 10299 transitions. [2022-07-12 17:07:55,811 INFO L78 Accepts]: Start accepts. Automaton has 7411 states and 10299 transitions. Word has length 87 [2022-07-12 17:07:55,813 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 17:07:55,813 INFO L495 AbstractCegarLoop]: Abstraction has 7411 states and 10299 transitions. [2022-07-12 17:07:55,814 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) [2022-07-12 17:07:55,814 INFO L276 IsEmpty]: Start isEmpty. Operand 7411 states and 10299 transitions. [2022-07-12 17:07:55,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-07-12 17:07:55,815 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 17:07:55,816 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] [2022-07-12 17:07:55,816 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-12 17:07:55,816 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)] === [2022-07-12 17:07:55,816 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 17:07:55,817 INFO L85 PathProgramCache]: Analyzing trace with hash -924892650, now seen corresponding path program 1 times [2022-07-12 17:07:55,817 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 17:07:55,817 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1359134007] [2022-07-12 17:07:55,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 17:07:55,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 17:07:55,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:07:56,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 17:07:56,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:07:56,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-12 17:07:56,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:07:56,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 17:07:56,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:07:56,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-07-12 17:07:56,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:07:56,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-12 17:07:56,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:07:56,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2022-07-12 17:07:56,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:07:56,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-07-12 17:07:56,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:07:56,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-07-12 17:07:56,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:07:56,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 17:07:56,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:07:56,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 17:07:56,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:07:56,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-07-12 17:07:56,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:07:56,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-07-12 17:07:56,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:07:56,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-07-12 17:07:56,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:07:56,117 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-07-12 17:07:56,118 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 17:07:56,118 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1359134007] [2022-07-12 17:07:56,118 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1359134007] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 17:07:56,118 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 17:07:56,118 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-12 17:07:56,118 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [761902551] [2022-07-12 17:07:56,118 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 17:07:56,119 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-12 17:07:56,120 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 17:07:56,120 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-12 17:07:56,120 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-07-12 17:07:56,120 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) [2022-07-12 17:08:02,012 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-12 17:08:04,245 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-12 17:08:06,476 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 [] [2022-07-12 17:08:08,474 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 17:08:08,474 INFO L93 Difference]: Finished difference Result 7524 states and 10516 transitions. [2022-07-12 17:08:08,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-07-12 17:08:08,474 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 [2022-07-12 17:08:08,475 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 17:08:08,510 INFO L225 Difference]: With dead ends: 7524 [2022-07-12 17:08:08,510 INFO L226 Difference]: Without dead ends: 7522 [2022-07-12 17:08:08,516 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 [2022-07-12 17:08:08,517 INFO L413 NwaCegarLoop]: 3532 mSDtfsCounter, 6538 mSDsluCounter, 4184 mSDsCounter, 0 mSdLazyCounter, 5157 mSolverCounterSat, 3675 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6938 SdHoareTripleChecker+Valid, 7716 SdHoareTripleChecker+Invalid, 8835 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3675 IncrementalHoareTripleChecker+Valid, 5157 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.0s IncrementalHoareTripleChecker+Time [2022-07-12 17:08:08,518 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6938 Valid, 7716 Invalid, 8835 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3675 Valid, 5157 Invalid, 3 Unknown, 0 Unchecked, 12.0s Time] [2022-07-12 17:08:08,525 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7522 states. [2022-07-12 17:08:08,742 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7522 to 7409. [2022-07-12 17:08:08,751 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) [2022-07-12 17:08:08,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7409 states to 7409 states and 10296 transitions. [2022-07-12 17:08:08,775 INFO L78 Accepts]: Start accepts. Automaton has 7409 states and 10296 transitions. Word has length 93 [2022-07-12 17:08:08,775 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 17:08:08,775 INFO L495 AbstractCegarLoop]: Abstraction has 7409 states and 10296 transitions. [2022-07-12 17:08:08,775 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) [2022-07-12 17:08:08,776 INFO L276 IsEmpty]: Start isEmpty. Operand 7409 states and 10296 transitions. [2022-07-12 17:08:08,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-07-12 17:08:08,778 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 17:08:08,778 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] [2022-07-12 17:08:08,778 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-12 17:08:08,779 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)] === [2022-07-12 17:08:08,779 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 17:08:08,779 INFO L85 PathProgramCache]: Analyzing trace with hash 101143440, now seen corresponding path program 1 times [2022-07-12 17:08:08,779 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 17:08:08,779 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [439614247] [2022-07-12 17:08:08,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 17:08:08,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 17:08:08,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:08:08,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 17:08:08,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:08:08,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-12 17:08:08,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:08:08,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 17:08:08,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:08:08,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-07-12 17:08:08,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:08:08,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-12 17:08:08,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:08:08,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2022-07-12 17:08:08,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:08:08,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-07-12 17:08:08,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:08:08,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-07-12 17:08:08,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:08:08,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 17:08:08,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:08:08,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 17:08:08,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:08:09,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-07-12 17:08:09,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:08:09,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-07-12 17:08:09,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:08:09,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-12 17:08:09,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:08:09,016 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2022-07-12 17:08:09,016 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 17:08:09,016 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [439614247] [2022-07-12 17:08:09,016 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [439614247] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 17:08:09,016 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 17:08:09,016 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-12 17:08:09,017 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [212928111] [2022-07-12 17:08:09,017 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 17:08:09,017 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-12 17:08:09,017 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 17:08:09,017 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-12 17:08:09,018 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-12 17:08:09,018 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) [2022-07-12 17:08:15,457 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 [] [2022-07-12 17:08:17,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 17:08:17,155 INFO L93 Difference]: Finished difference Result 14925 states and 20801 transitions. [2022-07-12 17:08:17,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-12 17:08:17,155 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 [2022-07-12 17:08:17,156 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 17:08:17,198 INFO L225 Difference]: With dead ends: 14925 [2022-07-12 17:08:17,198 INFO L226 Difference]: Without dead ends: 7522 [2022-07-12 17:08:17,230 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 [2022-07-12 17:08:17,230 INFO L413 NwaCegarLoop]: 3528 mSDtfsCounter, 6559 mSDsluCounter, 2817 mSDsCounter, 0 mSdLazyCounter, 2645 mSolverCounterSat, 3672 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6972 SdHoareTripleChecker+Valid, 6345 SdHoareTripleChecker+Invalid, 6318 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3672 IncrementalHoareTripleChecker+Valid, 2645 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.7s IncrementalHoareTripleChecker+Time [2022-07-12 17:08:17,231 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6972 Valid, 6345 Invalid, 6318 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3672 Valid, 2645 Invalid, 1 Unknown, 0 Unchecked, 7.7s Time] [2022-07-12 17:08:17,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7522 states. [2022-07-12 17:08:17,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7522 to 7409. [2022-07-12 17:08:17,513 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) [2022-07-12 17:08:17,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7409 states to 7409 states and 10295 transitions. [2022-07-12 17:08:17,539 INFO L78 Accepts]: Start accepts. Automaton has 7409 states and 10295 transitions. Word has length 93 [2022-07-12 17:08:17,539 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 17:08:17,539 INFO L495 AbstractCegarLoop]: Abstraction has 7409 states and 10295 transitions. [2022-07-12 17:08:17,539 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) [2022-07-12 17:08:17,539 INFO L276 IsEmpty]: Start isEmpty. Operand 7409 states and 10295 transitions. [2022-07-12 17:08:17,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-07-12 17:08:17,541 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 17:08:17,541 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] [2022-07-12 17:08:17,541 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-07-12 17:08:17,541 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)] === [2022-07-12 17:08:17,542 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 17:08:17,542 INFO L85 PathProgramCache]: Analyzing trace with hash -1777987506, now seen corresponding path program 1 times [2022-07-12 17:08:17,542 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 17:08:17,542 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [439879357] [2022-07-12 17:08:17,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 17:08:17,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 17:08:17,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:08:17,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 17:08:17,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:08:17,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-12 17:08:17,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:08:17,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 17:08:17,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:08:17,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-07-12 17:08:17,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:08:17,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-12 17:08:17,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:08:17,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2022-07-12 17:08:17,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:08:17,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-07-12 17:08:17,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:08:17,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-07-12 17:08:17,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:08:17,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 17:08:17,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:08:17,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 17:08:17,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:08:17,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-07-12 17:08:17,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:08:17,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-07-12 17:08:17,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:08:18,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-12 17:08:18,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:08:18,038 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-07-12 17:08:18,038 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 17:08:18,038 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [439879357] [2022-07-12 17:08:18,039 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [439879357] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 17:08:18,039 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 17:08:18,039 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2022-07-12 17:08:18,039 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [520573693] [2022-07-12 17:08:18,039 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 17:08:18,040 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-07-12 17:08:18,040 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 17:08:18,040 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-07-12 17:08:18,040 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=273, Unknown=0, NotChecked=0, Total=306 [2022-07-12 17:08:18,041 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) [2022-07-12 17:08:34,167 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-12 17:08:36,492 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-12 17:08:38,978 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 [] [2022-07-12 17:08:45,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 17:08:45,255 INFO L93 Difference]: Finished difference Result 9364 states and 12966 transitions. [2022-07-12 17:08:45,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-07-12 17:08:45,256 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 [2022-07-12 17:08:45,256 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 17:08:45,323 INFO L225 Difference]: With dead ends: 9364 [2022-07-12 17:08:45,327 INFO L226 Difference]: Without dead ends: 7575 [2022-07-12 17:08:45,345 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=179, Invalid=943, Unknown=0, NotChecked=0, Total=1122 [2022-07-12 17:08:45,351 INFO L413 NwaCegarLoop]: 3517 mSDtfsCounter, 3761 mSDsluCounter, 20241 mSDsCounter, 0 mSdLazyCounter, 35902 mSolverCounterSat, 3262 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3780 SdHoareTripleChecker+Valid, 23758 SdHoareTripleChecker+Invalid, 39167 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3262 IncrementalHoareTripleChecker+Valid, 35902 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 26.5s IncrementalHoareTripleChecker+Time [2022-07-12 17:08:45,351 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3780 Valid, 23758 Invalid, 39167 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3262 Valid, 35902 Invalid, 3 Unknown, 0 Unchecked, 26.5s Time] [2022-07-12 17:08:45,359 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7575 states. [2022-07-12 17:08:45,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7575 to 7433. [2022-07-12 17:08:45,658 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) [2022-07-12 17:08:45,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7433 states to 7433 states and 10327 transitions. [2022-07-12 17:08:45,687 INFO L78 Accepts]: Start accepts. Automaton has 7433 states and 10327 transitions. Word has length 93 [2022-07-12 17:08:45,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 17:08:45,689 INFO L495 AbstractCegarLoop]: Abstraction has 7433 states and 10327 transitions. [2022-07-12 17:08:45,689 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) [2022-07-12 17:08:45,689 INFO L276 IsEmpty]: Start isEmpty. Operand 7433 states and 10327 transitions. [2022-07-12 17:08:45,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-07-12 17:08:45,691 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 17:08:45,691 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] [2022-07-12 17:08:45,691 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-07-12 17:08:45,691 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)] === [2022-07-12 17:08:45,691 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 17:08:45,692 INFO L85 PathProgramCache]: Analyzing trace with hash 2114114744, now seen corresponding path program 1 times [2022-07-12 17:08:45,692 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 17:08:45,692 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [511319163] [2022-07-12 17:08:45,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 17:08:45,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 17:08:45,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:08:45,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 17:08:45,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:08:45,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-12 17:08:45,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:08:45,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 17:08:45,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:08:45,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-07-12 17:08:45,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:08:45,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-12 17:08:45,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:08:45,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2022-07-12 17:08:45,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:08:45,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-07-12 17:08:45,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:08:45,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-07-12 17:08:45,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:08:45,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 17:08:45,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:08:45,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 17:08:45,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:08:45,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-07-12 17:08:45,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:08:45,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-07-12 17:08:45,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:08:45,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-07-12 17:08:45,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:08:45,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-07-12 17:08:45,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:08:45,947 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-07-12 17:08:45,947 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 17:08:45,948 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [511319163] [2022-07-12 17:08:45,948 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [511319163] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 17:08:45,948 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 17:08:45,948 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-12 17:08:45,948 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1729061358] [2022-07-12 17:08:45,948 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 17:08:45,949 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-12 17:08:45,949 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 17:08:45,949 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-12 17:08:45,949 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-07-12 17:08:45,949 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) [2022-07-12 17:08:51,514 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 [] [2022-07-12 17:08:53,735 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-12 17:08:55,996 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-12 17:08:57,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 17:08:57,993 INFO L93 Difference]: Finished difference Result 7546 states and 10544 transitions. [2022-07-12 17:08:57,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-07-12 17:08:57,993 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 [2022-07-12 17:08:57,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 17:08:58,015 INFO L225 Difference]: With dead ends: 7546 [2022-07-12 17:08:58,015 INFO L226 Difference]: Without dead ends: 7544 [2022-07-12 17:08:58,019 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 [2022-07-12 17:08:58,021 INFO L413 NwaCegarLoop]: 3529 mSDtfsCounter, 6529 mSDsluCounter, 4180 mSDsCounter, 0 mSdLazyCounter, 5157 mSolverCounterSat, 3672 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.6s 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, 11.6s IncrementalHoareTripleChecker+Time [2022-07-12 17:08:58,021 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6928 Valid, 7709 Invalid, 8832 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3672 Valid, 5157 Invalid, 3 Unknown, 0 Unchecked, 11.6s Time] [2022-07-12 17:08:58,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7544 states. [2022-07-12 17:08:58,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7544 to 7431. [2022-07-12 17:08:58,259 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) [2022-07-12 17:08:58,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7431 states to 7431 states and 10324 transitions. [2022-07-12 17:08:58,285 INFO L78 Accepts]: Start accepts. Automaton has 7431 states and 10324 transitions. Word has length 99 [2022-07-12 17:08:58,286 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 17:08:58,286 INFO L495 AbstractCegarLoop]: Abstraction has 7431 states and 10324 transitions. [2022-07-12 17:08:58,286 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) [2022-07-12 17:08:58,286 INFO L276 IsEmpty]: Start isEmpty. Operand 7431 states and 10324 transitions. [2022-07-12 17:08:58,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2022-07-12 17:08:58,287 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 17:08:58,288 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] [2022-07-12 17:08:58,288 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-07-12 17:08:58,288 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)] === [2022-07-12 17:08:58,288 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 17:08:58,288 INFO L85 PathProgramCache]: Analyzing trace with hash 1795407630, now seen corresponding path program 1 times [2022-07-12 17:08:58,288 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 17:08:58,289 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1761923258] [2022-07-12 17:08:58,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 17:08:58,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 17:08:58,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:08:58,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 17:08:58,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:08:58,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-12 17:08:58,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:08:58,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 17:08:58,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:08:58,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-07-12 17:08:58,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:08:58,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-12 17:08:58,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:08:58,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2022-07-12 17:08:58,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:08:58,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-07-12 17:08:58,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:08:58,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-07-12 17:08:58,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:08:58,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 17:08:58,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:08:58,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 17:08:58,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:08:58,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-07-12 17:08:58,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:08:58,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-07-12 17:08:58,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:08:58,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-07-12 17:08:58,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:08:58,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-07-12 17:08:58,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:08:58,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-07-12 17:08:58,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:08:58,529 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-07-12 17:08:58,530 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 17:08:58,530 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1761923258] [2022-07-12 17:08:58,530 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1761923258] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 17:08:58,530 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 17:08:58,530 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-12 17:08:58,530 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2112613324] [2022-07-12 17:08:58,530 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 17:08:58,531 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-12 17:08:58,531 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 17:08:58,531 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-12 17:08:58,531 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-07-12 17:08:58,532 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) [2022-07-12 17:09:03,859 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-12 17:09:06,079 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-12 17:09:08,353 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-07-12 17:09:10,497 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-12 17:09:12,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 17:09:12,744 INFO L93 Difference]: Finished difference Result 7544 states and 10541 transitions. [2022-07-12 17:09:12,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-07-12 17:09:12,745 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 [2022-07-12 17:09:12,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 17:09:12,814 INFO L225 Difference]: With dead ends: 7544 [2022-07-12 17:09:12,816 INFO L226 Difference]: Without dead ends: 7542 [2022-07-12 17:09:12,821 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-07-12 17:09:12,835 INFO L413 NwaCegarLoop]: 3526 mSDtfsCounter, 6521 mSDsluCounter, 4180 mSDsCounter, 0 mSdLazyCounter, 5154 mSolverCounterSat, 3669 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6920 SdHoareTripleChecker+Valid, 7706 SdHoareTripleChecker+Invalid, 8827 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3669 IncrementalHoareTripleChecker+Valid, 5154 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.8s IncrementalHoareTripleChecker+Time [2022-07-12 17:09:12,836 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6920 Valid, 7706 Invalid, 8827 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3669 Valid, 5154 Invalid, 4 Unknown, 0 Unchecked, 13.8s Time] [2022-07-12 17:09:12,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7542 states. [2022-07-12 17:09:13,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7542 to 7429. [2022-07-12 17:09:13,180 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) [2022-07-12 17:09:13,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7429 states to 7429 states and 10321 transitions. [2022-07-12 17:09:13,209 INFO L78 Accepts]: Start accepts. Automaton has 7429 states and 10321 transitions. Word has length 105 [2022-07-12 17:09:13,209 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 17:09:13,209 INFO L495 AbstractCegarLoop]: Abstraction has 7429 states and 10321 transitions. [2022-07-12 17:09:13,209 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) [2022-07-12 17:09:13,209 INFO L276 IsEmpty]: Start isEmpty. Operand 7429 states and 10321 transitions. [2022-07-12 17:09:13,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-07-12 17:09:13,212 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 17:09:13,212 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] [2022-07-12 17:09:13,212 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-07-12 17:09:13,212 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)] === [2022-07-12 17:09:13,213 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 17:09:13,213 INFO L85 PathProgramCache]: Analyzing trace with hash -1712630140, now seen corresponding path program 1 times [2022-07-12 17:09:13,213 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 17:09:13,213 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1128887020] [2022-07-12 17:09:13,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 17:09:13,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 17:09:13,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:13,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 17:09:13,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:13,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-12 17:09:13,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:13,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 17:09:13,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:13,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-07-12 17:09:13,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:13,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-12 17:09:13,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:13,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-12 17:09:13,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:13,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 17:09:13,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:13,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 17:09:13,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:13,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 17:09:13,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:13,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-07-12 17:09:13,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:13,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 17:09:13,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:13,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 17:09:13,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:13,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 17:09:13,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:13,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-12 17:09:13,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:13,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 17:09:13,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:13,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 17:09:13,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:13,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 17:09:13,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:13,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2022-07-12 17:09:13,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:13,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-07-12 17:09:13,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:13,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-12 17:09:13,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:13,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-07-12 17:09:13,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:13,487 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2022-07-12 17:09:13,487 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 17:09:13,487 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1128887020] [2022-07-12 17:09:13,487 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1128887020] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 17:09:13,487 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 17:09:13,488 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-12 17:09:13,488 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [51853620] [2022-07-12 17:09:13,488 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 17:09:13,488 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-12 17:09:13,489 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 17:09:13,489 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-12 17:09:13,489 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-12 17:09:13,489 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) [2022-07-12 17:09:18,984 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 [] [2022-07-12 17:09:20,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 17:09:20,281 INFO L93 Difference]: Finished difference Result 14936 states and 20816 transitions. [2022-07-12 17:09:20,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-12 17:09:20,282 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 [2022-07-12 17:09:20,282 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 17:09:20,306 INFO L225 Difference]: With dead ends: 14936 [2022-07-12 17:09:20,307 INFO L226 Difference]: Without dead ends: 7536 [2022-07-12 17:09:20,333 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 [2022-07-12 17:09:20,335 INFO L413 NwaCegarLoop]: 3123 mSDtfsCounter, 6518 mSDsluCounter, 2826 mSDsCounter, 0 mSdLazyCounter, 3032 mSolverCounterSat, 3681 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6921 SdHoareTripleChecker+Valid, 5949 SdHoareTripleChecker+Invalid, 6714 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3681 IncrementalHoareTripleChecker+Valid, 3032 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.3s IncrementalHoareTripleChecker+Time [2022-07-12 17:09:20,335 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6921 Valid, 5949 Invalid, 6714 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3681 Valid, 3032 Invalid, 1 Unknown, 0 Unchecked, 6.3s Time] [2022-07-12 17:09:20,341 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7536 states. [2022-07-12 17:09:20,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7536 to 7423. [2022-07-12 17:09:20,574 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) [2022-07-12 17:09:20,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7423 states to 7423 states and 10312 transitions. [2022-07-12 17:09:20,601 INFO L78 Accepts]: Start accepts. Automaton has 7423 states and 10312 transitions. Word has length 131 [2022-07-12 17:09:20,602 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 17:09:20,602 INFO L495 AbstractCegarLoop]: Abstraction has 7423 states and 10312 transitions. [2022-07-12 17:09:20,602 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) [2022-07-12 17:09:20,602 INFO L276 IsEmpty]: Start isEmpty. Operand 7423 states and 10312 transitions. [2022-07-12 17:09:20,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-07-12 17:09:20,604 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 17:09:20,604 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] [2022-07-12 17:09:20,604 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-07-12 17:09:20,604 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)] === [2022-07-12 17:09:20,605 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 17:09:20,605 INFO L85 PathProgramCache]: Analyzing trace with hash -1876364279, now seen corresponding path program 1 times [2022-07-12 17:09:20,605 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 17:09:20,605 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1102163735] [2022-07-12 17:09:20,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 17:09:20,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 17:09:20,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:20,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 17:09:20,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:20,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-12 17:09:20,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:20,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 17:09:20,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:20,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-07-12 17:09:20,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:20,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-12 17:09:20,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:20,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2022-07-12 17:09:20,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:20,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-07-12 17:09:20,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:20,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-07-12 17:09:20,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:20,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 17:09:20,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:20,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 17:09:20,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:20,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-07-12 17:09:20,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:20,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-07-12 17:09:20,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:20,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-07-12 17:09:20,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:20,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-07-12 17:09:20,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:20,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-07-12 17:09:20,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:20,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-07-12 17:09:20,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:20,824 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-07-12 17:09:20,824 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 17:09:20,824 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1102163735] [2022-07-12 17:09:20,824 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1102163735] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 17:09:20,824 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 17:09:20,825 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-12 17:09:20,825 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2109199493] [2022-07-12 17:09:20,825 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 17:09:20,825 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-12 17:09:20,825 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 17:09:20,826 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-12 17:09:20,826 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-07-12 17:09:20,826 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) [2022-07-12 17:09:27,072 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 [] [2022-07-12 17:09:29,322 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-12 17:09:31,633 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-12 17:09:33,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 17:09:33,949 INFO L93 Difference]: Finished difference Result 7536 states and 10529 transitions. [2022-07-12 17:09:33,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-07-12 17:09:33,949 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 [2022-07-12 17:09:33,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 17:09:33,981 INFO L225 Difference]: With dead ends: 7536 [2022-07-12 17:09:33,982 INFO L226 Difference]: Without dead ends: 7534 [2022-07-12 17:09:33,988 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 [2022-07-12 17:09:33,989 INFO L413 NwaCegarLoop]: 3522 mSDtfsCounter, 6493 mSDsluCounter, 4180 mSDsCounter, 0 mSdLazyCounter, 5148 mSolverCounterSat, 3675 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6889 SdHoareTripleChecker+Valid, 7702 SdHoareTripleChecker+Invalid, 8826 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3675 IncrementalHoareTripleChecker+Valid, 5148 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.6s IncrementalHoareTripleChecker+Time [2022-07-12 17:09:33,990 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6889 Valid, 7702 Invalid, 8826 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3675 Valid, 5148 Invalid, 3 Unknown, 0 Unchecked, 12.6s Time] [2022-07-12 17:09:33,999 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7534 states. [2022-07-12 17:09:34,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7534 to 7421. [2022-07-12 17:09:34,305 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) [2022-07-12 17:09:34,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7421 states to 7421 states and 10309 transitions. [2022-07-12 17:09:34,337 INFO L78 Accepts]: Start accepts. Automaton has 7421 states and 10309 transitions. Word has length 111 [2022-07-12 17:09:34,337 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 17:09:34,337 INFO L495 AbstractCegarLoop]: Abstraction has 7421 states and 10309 transitions. [2022-07-12 17:09:34,337 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) [2022-07-12 17:09:34,338 INFO L276 IsEmpty]: Start isEmpty. Operand 7421 states and 10309 transitions. [2022-07-12 17:09:34,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2022-07-12 17:09:34,339 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 17:09:34,339 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] [2022-07-12 17:09:34,339 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-07-12 17:09:34,340 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)] === [2022-07-12 17:09:34,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 17:09:34,340 INFO L85 PathProgramCache]: Analyzing trace with hash 1356948841, now seen corresponding path program 1 times [2022-07-12 17:09:34,340 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 17:09:34,340 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1751333109] [2022-07-12 17:09:34,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 17:09:34,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 17:09:34,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:34,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 17:09:34,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:34,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-12 17:09:34,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:34,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 17:09:34,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:34,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-07-12 17:09:34,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:34,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-12 17:09:34,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:34,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2022-07-12 17:09:34,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:34,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-07-12 17:09:34,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:34,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-07-12 17:09:34,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:34,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 17:09:34,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:34,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 17:09:34,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:34,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-07-12 17:09:34,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:34,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-07-12 17:09:34,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:34,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-07-12 17:09:34,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:34,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-07-12 17:09:34,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:34,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-07-12 17:09:34,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:34,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-07-12 17:09:34,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:34,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-07-12 17:09:34,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:34,538 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-07-12 17:09:34,538 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 17:09:34,538 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1751333109] [2022-07-12 17:09:34,538 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1751333109] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 17:09:34,538 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 17:09:34,538 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-12 17:09:34,539 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [540559826] [2022-07-12 17:09:34,539 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 17:09:34,539 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-12 17:09:34,539 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 17:09:34,540 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-12 17:09:34,540 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-07-12 17:09:34,540 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) [2022-07-12 17:09:43,687 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-12 17:09:45,924 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-12 17:09:48,161 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-12 17:09:50,300 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-07-12 17:09:52,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 17:09:52,346 INFO L93 Difference]: Finished difference Result 7599 states and 10570 transitions. [2022-07-12 17:09:52,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-07-12 17:09:52,347 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 [2022-07-12 17:09:52,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 17:09:52,392 INFO L225 Difference]: With dead ends: 7599 [2022-07-12 17:09:52,392 INFO L226 Difference]: Without dead ends: 7597 [2022-07-12 17:09:52,398 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 [2022-07-12 17:09:52,405 INFO L413 NwaCegarLoop]: 4454 mSDtfsCounter, 7258 mSDsluCounter, 5707 mSDsCounter, 0 mSdLazyCounter, 7793 mSolverCounterSat, 4223 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7654 SdHoareTripleChecker+Valid, 10161 SdHoareTripleChecker+Invalid, 12020 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4223 IncrementalHoareTripleChecker+Valid, 7793 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.2s IncrementalHoareTripleChecker+Time [2022-07-12 17:09:52,405 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7654 Valid, 10161 Invalid, 12020 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4223 Valid, 7793 Invalid, 4 Unknown, 0 Unchecked, 17.2s Time] [2022-07-12 17:09:52,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7597 states. [2022-07-12 17:09:52,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7597 to 7421. [2022-07-12 17:09:52,777 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) [2022-07-12 17:09:52,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7421 states to 7421 states and 10308 transitions. [2022-07-12 17:09:52,823 INFO L78 Accepts]: Start accepts. Automaton has 7421 states and 10308 transitions. Word has length 117 [2022-07-12 17:09:52,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 17:09:52,826 INFO L495 AbstractCegarLoop]: Abstraction has 7421 states and 10308 transitions. [2022-07-12 17:09:52,826 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) [2022-07-12 17:09:52,826 INFO L276 IsEmpty]: Start isEmpty. Operand 7421 states and 10308 transitions. [2022-07-12 17:09:52,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2022-07-12 17:09:52,827 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 17:09:52,828 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] [2022-07-12 17:09:52,828 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-07-12 17:09:52,828 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)] === [2022-07-12 17:09:52,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 17:09:52,828 INFO L85 PathProgramCache]: Analyzing trace with hash 175454730, now seen corresponding path program 1 times [2022-07-12 17:09:52,829 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 17:09:52,829 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [833356190] [2022-07-12 17:09:52,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 17:09:52,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 17:09:52,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:52,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 17:09:52,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:52,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-12 17:09:53,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:53,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 17:09:53,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:53,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-07-12 17:09:53,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:53,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-12 17:09:53,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:53,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-12 17:09:53,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:53,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 17:09:53,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:53,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 17:09:53,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:53,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 17:09:53,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:53,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-07-12 17:09:53,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:53,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 17:09:53,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:53,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 17:09:53,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:53,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 17:09:53,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:53,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-12 17:09:53,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:53,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 17:09:53,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:53,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 17:09:53,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:53,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 17:09:53,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:53,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2022-07-12 17:09:53,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:53,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-07-12 17:09:53,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:53,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-12 17:09:53,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:53,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-07-12 17:09:53,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:53,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-07-12 17:09:53,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:53,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 17:09:53,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:53,139 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2022-07-12 17:09:53,140 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 17:09:53,140 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [833356190] [2022-07-12 17:09:53,140 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [833356190] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 17:09:53,140 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1884391453] [2022-07-12 17:09:53,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 17:09:53,140 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 17:09:53,142 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 17:09:53,161 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) [2022-07-12 17:09:53,184 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-07-12 17:09:54,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:54,330 INFO L263 TraceCheckSpWp]: Trace formula consists of 3142 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-12 17:09:54,342 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 17:09:54,446 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2022-07-12 17:09:54,446 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 17:09:54,446 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1884391453] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 17:09:54,446 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-12 17:09:54,446 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [10] total 11 [2022-07-12 17:09:54,447 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [644186353] [2022-07-12 17:09:54,447 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 17:09:54,447 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 17:09:54,447 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 17:09:54,448 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 17:09:54,448 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2022-07-12 17:09:54,448 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) [2022-07-12 17:09:54,907 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 17:09:54,907 INFO L93 Difference]: Finished difference Result 14807 states and 20573 transitions. [2022-07-12 17:09:54,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 17:09:54,916 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 [2022-07-12 17:09:54,918 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 17:09:54,941 INFO L225 Difference]: With dead ends: 14807 [2022-07-12 17:09:54,941 INFO L226 Difference]: Without dead ends: 7415 [2022-07-12 17:09:54,964 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 192 GetRequests, 183 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2022-07-12 17:09:54,965 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 [2022-07-12 17:09:54,965 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] [2022-07-12 17:09:54,974 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7415 states. [2022-07-12 17:09:55,234 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7415 to 7415. [2022-07-12 17:09:55,245 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) [2022-07-12 17:09:55,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7415 states to 7415 states and 10299 transitions. [2022-07-12 17:09:55,278 INFO L78 Accepts]: Start accepts. Automaton has 7415 states and 10299 transitions. Word has length 140 [2022-07-12 17:09:55,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 17:09:55,279 INFO L495 AbstractCegarLoop]: Abstraction has 7415 states and 10299 transitions. [2022-07-12 17:09:55,279 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) [2022-07-12 17:09:55,279 INFO L276 IsEmpty]: Start isEmpty. Operand 7415 states and 10299 transitions. [2022-07-12 17:09:55,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-07-12 17:09:55,280 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 17:09:55,281 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] [2022-07-12 17:09:55,320 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-07-12 17:09:55,496 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 [2022-07-12 17:09:55,496 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)] === [2022-07-12 17:09:55,496 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 17:09:55,497 INFO L85 PathProgramCache]: Analyzing trace with hash 479875920, now seen corresponding path program 1 times [2022-07-12 17:09:55,497 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 17:09:55,497 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [950524417] [2022-07-12 17:09:55,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 17:09:55,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 17:09:55,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:55,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 17:09:55,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:55,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-12 17:09:55,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:55,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 17:09:55,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:55,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-07-12 17:09:55,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:55,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-12 17:09:55,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:55,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2022-07-12 17:09:55,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:55,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-07-12 17:09:55,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:55,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-07-12 17:09:55,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:55,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 17:09:55,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:55,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 17:09:55,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:55,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-07-12 17:09:55,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:55,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-07-12 17:09:55,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:55,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-07-12 17:09:55,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:55,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-07-12 17:09:55,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:55,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-07-12 17:09:55,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:55,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-07-12 17:09:55,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:55,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-07-12 17:09:55,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:55,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-12 17:09:55,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:09:55,789 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-07-12 17:09:55,790 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 17:09:55,790 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [950524417] [2022-07-12 17:09:55,790 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [950524417] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 17:09:55,790 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 17:09:55,790 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-12 17:09:55,790 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [252537794] [2022-07-12 17:09:55,790 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 17:09:55,791 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-12 17:09:55,791 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 17:09:55,791 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-12 17:09:55,791 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-07-12 17:09:55,792 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) [2022-07-12 17:10:02,238 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-12 17:10:04,469 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-12 17:10:06,764 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 [] [2022-07-12 17:10:08,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 17:10:08,715 INFO L93 Difference]: Finished difference Result 7528 states and 10516 transitions. [2022-07-12 17:10:08,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-07-12 17:10:08,716 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 [2022-07-12 17:10:08,716 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 17:10:08,738 INFO L225 Difference]: With dead ends: 7528 [2022-07-12 17:10:08,738 INFO L226 Difference]: Without dead ends: 7526 [2022-07-12 17:10:08,744 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 [2022-07-12 17:10:08,744 INFO L413 NwaCegarLoop]: 3516 mSDtfsCounter, 6465 mSDsluCounter, 4180 mSDsCounter, 0 mSdLazyCounter, 5143 mSolverCounterSat, 3672 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6859 SdHoareTripleChecker+Valid, 7696 SdHoareTripleChecker+Invalid, 8818 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3672 IncrementalHoareTripleChecker+Valid, 5143 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.5s IncrementalHoareTripleChecker+Time [2022-07-12 17:10:08,745 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6859 Valid, 7696 Invalid, 8818 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3672 Valid, 5143 Invalid, 3 Unknown, 0 Unchecked, 12.5s Time] [2022-07-12 17:10:08,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7526 states. [2022-07-12 17:10:09,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7526 to 7413. [2022-07-12 17:10:09,087 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) [2022-07-12 17:10:09,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7413 states to 7413 states and 10296 transitions. [2022-07-12 17:10:09,118 INFO L78 Accepts]: Start accepts. Automaton has 7413 states and 10296 transitions. Word has length 123 [2022-07-12 17:10:09,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 17:10:09,118 INFO L495 AbstractCegarLoop]: Abstraction has 7413 states and 10296 transitions. [2022-07-12 17:10:09,119 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) [2022-07-12 17:10:09,119 INFO L276 IsEmpty]: Start isEmpty. Operand 7413 states and 10296 transitions. [2022-07-12 17:10:09,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2022-07-12 17:10:09,120 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 17:10:09,121 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] [2022-07-12 17:10:09,121 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-07-12 17:10:09,121 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)] === [2022-07-12 17:10:09,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 17:10:09,121 INFO L85 PathProgramCache]: Analyzing trace with hash -401610533, now seen corresponding path program 1 times [2022-07-12 17:10:09,121 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 17:10:09,124 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1435528322] [2022-07-12 17:10:09,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 17:10:09,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 17:10:09,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:10:09,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 17:10:09,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:10:09,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-12 17:10:09,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:10:09,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 17:10:09,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:10:09,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-07-12 17:10:09,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:10:09,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-12 17:10:09,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:10:09,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2022-07-12 17:10:09,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:10:09,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-07-12 17:10:09,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:10:09,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-07-12 17:10:09,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:10:09,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 17:10:09,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:10:09,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 17:10:09,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:10:09,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-07-12 17:10:09,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:10:09,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-07-12 17:10:09,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:10:09,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-07-12 17:10:09,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:10:09,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-07-12 17:10:09,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:10:09,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-07-12 17:10:09,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:10:09,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-07-12 17:10:09,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:10:09,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-07-12 17:10:09,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:10:09,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-12 17:10:09,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:10:09,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2022-07-12 17:10:09,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:10:09,401 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-07-12 17:10:09,401 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 17:10:09,401 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1435528322] [2022-07-12 17:10:09,401 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1435528322] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 17:10:09,402 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 17:10:09,402 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-12 17:10:09,402 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1744788466] [2022-07-12 17:10:09,402 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 17:10:09,403 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-12 17:10:09,403 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 17:10:09,403 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-12 17:10:09,403 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-07-12 17:10:09,404 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) [2022-07-12 17:10:15,323 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 [] [2022-07-12 17:10:17,537 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-12 17:10:19,790 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-07-12 17:10:21,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 17:10:21,821 INFO L93 Difference]: Finished difference Result 7526 states and 10513 transitions. [2022-07-12 17:10:21,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-07-12 17:10:21,821 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 [2022-07-12 17:10:21,821 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 17:10:21,849 INFO L225 Difference]: With dead ends: 7526 [2022-07-12 17:10:21,849 INFO L226 Difference]: Without dead ends: 7524 [2022-07-12 17:10:21,853 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 [2022-07-12 17:10:21,853 INFO L413 NwaCegarLoop]: 3514 mSDtfsCounter, 6461 mSDsluCounter, 4180 mSDsCounter, 0 mSdLazyCounter, 5135 mSolverCounterSat, 3675 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6854 SdHoareTripleChecker+Valid, 7694 SdHoareTripleChecker+Invalid, 8813 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3675 IncrementalHoareTripleChecker+Valid, 5135 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.9s IncrementalHoareTripleChecker+Time [2022-07-12 17:10:21,854 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6854 Valid, 7694 Invalid, 8813 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3675 Valid, 5135 Invalid, 3 Unknown, 0 Unchecked, 11.9s Time] [2022-07-12 17:10:21,878 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7524 states. [2022-07-12 17:10:22,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7524 to 7411. [2022-07-12 17:10:22,136 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) [2022-07-12 17:10:22,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7411 states to 7411 states and 10293 transitions. [2022-07-12 17:10:22,215 INFO L78 Accepts]: Start accepts. Automaton has 7411 states and 10293 transitions. Word has length 129 [2022-07-12 17:10:22,215 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 17:10:22,215 INFO L495 AbstractCegarLoop]: Abstraction has 7411 states and 10293 transitions. [2022-07-12 17:10:22,216 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) [2022-07-12 17:10:22,216 INFO L276 IsEmpty]: Start isEmpty. Operand 7411 states and 10293 transitions. [2022-07-12 17:10:22,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-07-12 17:10:22,218 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 17:10:22,218 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] [2022-07-12 17:10:22,218 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-07-12 17:10:22,219 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)] === [2022-07-12 17:10:22,220 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 17:10:22,220 INFO L85 PathProgramCache]: Analyzing trace with hash 599476926, now seen corresponding path program 1 times [2022-07-12 17:10:22,220 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 17:10:22,220 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1695789459] [2022-07-12 17:10:22,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 17:10:22,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 17:10:22,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:10:22,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 17:10:22,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:10:22,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-12 17:10:22,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:10:22,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 17:10:22,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:10:22,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-07-12 17:10:22,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:10:22,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-12 17:10:22,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:10:22,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2022-07-12 17:10:22,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:10:22,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-07-12 17:10:22,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:10:22,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-07-12 17:10:22,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:10:22,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 17:10:22,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:10:22,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 17:10:22,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:10:22,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-07-12 17:10:22,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:10:22,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-07-12 17:10:22,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:10:22,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-07-12 17:10:22,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:10:22,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-07-12 17:10:22,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:10:22,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-07-12 17:10:22,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:10:22,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-07-12 17:10:22,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:10:22,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-07-12 17:10:22,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:10:22,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-12 17:10:22,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:10:22,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2022-07-12 17:10:22,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:10:22,452 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-07-12 17:10:22,453 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 17:10:22,453 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1695789459] [2022-07-12 17:10:22,453 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1695789459] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 17:10:22,453 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 17:10:22,453 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-12 17:10:22,455 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1751718299] [2022-07-12 17:10:22,455 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 17:10:22,455 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-12 17:10:22,455 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 17:10:22,456 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-12 17:10:22,456 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-07-12 17:10:22,456 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) [2022-07-12 17:10:29,105 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-12 17:10:31,322 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-12 17:10:33,569 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-07-12 17:10:35,714 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-12 17:10:37,698 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 17:10:37,698 INFO L93 Difference]: Finished difference Result 7524 states and 10510 transitions. [2022-07-12 17:10:37,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-07-12 17:10:37,699 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 [2022-07-12 17:10:37,699 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 17:10:37,715 INFO L225 Difference]: With dead ends: 7524 [2022-07-12 17:10:37,715 INFO L226 Difference]: Without dead ends: 7522 [2022-07-12 17:10:37,719 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 [2022-07-12 17:10:37,719 INFO L413 NwaCegarLoop]: 3511 mSDtfsCounter, 6447 mSDsluCounter, 4180 mSDsCounter, 0 mSdLazyCounter, 5132 mSolverCounterSat, 3675 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6841 SdHoareTripleChecker+Valid, 7691 SdHoareTripleChecker+Invalid, 8811 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3675 IncrementalHoareTripleChecker+Valid, 5132 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.7s IncrementalHoareTripleChecker+Time [2022-07-12 17:10:37,719 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6841 Valid, 7691 Invalid, 8811 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3675 Valid, 5132 Invalid, 4 Unknown, 0 Unchecked, 14.7s Time] [2022-07-12 17:10:37,724 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7522 states. [2022-07-12 17:10:37,990 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7522 to 7409. [2022-07-12 17:10:37,998 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) [2022-07-12 17:10:38,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7409 states to 7409 states and 10290 transitions. [2022-07-12 17:10:38,024 INFO L78 Accepts]: Start accepts. Automaton has 7409 states and 10290 transitions. Word has length 131 [2022-07-12 17:10:38,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 17:10:38,025 INFO L495 AbstractCegarLoop]: Abstraction has 7409 states and 10290 transitions. [2022-07-12 17:10:38,025 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) [2022-07-12 17:10:38,025 INFO L276 IsEmpty]: Start isEmpty. Operand 7409 states and 10290 transitions. [2022-07-12 17:10:38,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2022-07-12 17:10:38,028 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 17:10:38,028 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] [2022-07-12 17:10:38,028 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-07-12 17:10:38,028 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)] === [2022-07-12 17:10:38,028 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 17:10:38,029 INFO L85 PathProgramCache]: Analyzing trace with hash 572895210, now seen corresponding path program 1 times [2022-07-12 17:10:38,029 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 17:10:38,029 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1359800627] [2022-07-12 17:10:38,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 17:10:38,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 17:10:38,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:10:38,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 17:10:38,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:10:38,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-12 17:10:38,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:10:38,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 17:10:38,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:10:38,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-07-12 17:10:38,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:10:38,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-12 17:10:38,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:10:38,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2022-07-12 17:10:38,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:10:38,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-07-12 17:10:38,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:10:38,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-07-12 17:10:38,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:10:38,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 17:10:38,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:10:38,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 17:10:38,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:10:38,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-07-12 17:10:38,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:10:38,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-07-12 17:10:38,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:10:38,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-07-12 17:10:38,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:10:38,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-07-12 17:10:38,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:10:38,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-07-12 17:10:38,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:10:38,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-07-12 17:10:38,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:10:38,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-07-12 17:10:38,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:10:38,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-12 17:10:38,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:10:38,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2022-07-12 17:10:38,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:10:38,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2022-07-12 17:10:38,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:10:38,332 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-07-12 17:10:38,332 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 17:10:38,332 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1359800627] [2022-07-12 17:10:38,332 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1359800627] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 17:10:38,332 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 17:10:38,332 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-12 17:10:38,333 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1960445333] [2022-07-12 17:10:38,333 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 17:10:38,333 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-12 17:10:38,333 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 17:10:38,333 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-12 17:10:38,334 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-07-12 17:10:38,334 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) [2022-07-12 17:10:45,078 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-12 17:10:47,207 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-12 17:10:49,434 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-12 17:10:51,710 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-12 17:10:53,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 17:10:53,717 INFO L93 Difference]: Finished difference Result 7522 states and 10507 transitions. [2022-07-12 17:10:53,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-07-12 17:10:53,718 INFO L78 Accepts]: Start accepts. Automaton has 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) Word has length 137 [2022-07-12 17:10:53,718 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 17:10:53,732 INFO L225 Difference]: With dead ends: 7522 [2022-07-12 17:10:53,733 INFO L226 Difference]: Without dead ends: 7520 [2022-07-12 17:10:53,735 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-07-12 17:10:53,736 INFO L413 NwaCegarLoop]: 3507 mSDtfsCounter, 6441 mSDsluCounter, 4180 mSDsCounter, 0 mSdLazyCounter, 5124 mSolverCounterSat, 3672 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6836 SdHoareTripleChecker+Valid, 7687 SdHoareTripleChecker+Invalid, 8800 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3672 IncrementalHoareTripleChecker+Valid, 5124 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.9s IncrementalHoareTripleChecker+Time [2022-07-12 17:10:53,736 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6836 Valid, 7687 Invalid, 8800 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3672 Valid, 5124 Invalid, 4 Unknown, 0 Unchecked, 14.9s Time] [2022-07-12 17:10:53,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7520 states. [2022-07-12 17:10:53,988 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7520 to 7407. [2022-07-12 17:10:53,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7407 states, 5067 states have (on average 1.2532070258535624) internal successors, (6350), 5244 states have internal predecessors, (6350), 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) [2022-07-12 17:10:54,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7407 states to 7407 states and 10287 transitions. [2022-07-12 17:10:54,018 INFO L78 Accepts]: Start accepts. Automaton has 7407 states and 10287 transitions. Word has length 137 [2022-07-12 17:10:54,018 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 17:10:54,018 INFO L495 AbstractCegarLoop]: Abstraction has 7407 states and 10287 transitions. [2022-07-12 17:10:54,019 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has 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) [2022-07-12 17:10:54,019 INFO L276 IsEmpty]: Start isEmpty. Operand 7407 states and 10287 transitions. [2022-07-12 17:10:54,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-07-12 17:10:54,021 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 17:10:54,021 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, 1, 1, 1, 1, 1, 1] [2022-07-12 17:10:54,021 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-07-12 17:10:54,021 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_linux_kernel_rcu_update_lock_bh_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2022-07-12 17:10:54,021 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 17:10:54,022 INFO L85 PathProgramCache]: Analyzing trace with hash -3606899, now seen corresponding path program 1 times [2022-07-12 17:10:54,022 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 17:10:54,022 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [61409323] [2022-07-12 17:10:54,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 17:10:54,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 17:10:54,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:10:54,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 17:10:54,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:10:54,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-12 17:10:54,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:10:54,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 17:10:54,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:10:54,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-07-12 17:10:54,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:10:54,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-12 17:10:54,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:10:54,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2022-07-12 17:10:54,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:10:54,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-07-12 17:10:54,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:10:54,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-07-12 17:10:54,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:10:54,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 17:10:54,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:10:54,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 17:10:54,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:10:54,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-07-12 17:10:54,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:10:54,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-07-12 17:10:54,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:10:54,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-07-12 17:10:54,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:10:54,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-07-12 17:10:54,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:10:54,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-07-12 17:10:54,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:10:54,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-07-12 17:10:54,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:10:54,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-07-12 17:10:54,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:10:54,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-12 17:10:54,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:10:54,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2022-07-12 17:10:54,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:10:54,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2022-07-12 17:10:54,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:10:54,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-07-12 17:10:54,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:10:54,262 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-07-12 17:10:54,262 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 17:10:54,262 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [61409323] [2022-07-12 17:10:54,262 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [61409323] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 17:10:54,263 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 17:10:54,263 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-12 17:10:54,263 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2002147957] [2022-07-12 17:10:54,264 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 17:10:54,264 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-12 17:10:54,264 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 17:10:54,265 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-12 17:10:54,265 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-07-12 17:10:54,265 INFO L87 Difference]: Start difference. First operand 7407 states and 10287 transitions. Second operand has 7 states, 7 states have (on average 12.428571428571429) internal successors, (87), 4 states have internal predecessors, (87), 2 states have call successors, (22), 5 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-07-12 17:11:00,208 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-12 17:11:02,438 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-12 17:11:04,726 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 [] [2022-07-12 17:11:06,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 17:11:06,920 INFO L93 Difference]: Finished difference Result 7520 states and 10504 transitions. [2022-07-12 17:11:06,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-07-12 17:11:06,921 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 12.428571428571429) internal successors, (87), 4 states have internal predecessors, (87), 2 states have call successors, (22), 5 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 143 [2022-07-12 17:11:06,921 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 17:11:06,936 INFO L225 Difference]: With dead ends: 7520 [2022-07-12 17:11:06,936 INFO L226 Difference]: Without dead ends: 7518 [2022-07-12 17:11:06,938 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-07-12 17:11:06,939 INFO L413 NwaCegarLoop]: 3508 mSDtfsCounter, 6433 mSDsluCounter, 4180 mSDsCounter, 0 mSdLazyCounter, 5136 mSolverCounterSat, 3672 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6824 SdHoareTripleChecker+Valid, 7688 SdHoareTripleChecker+Invalid, 8811 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3672 IncrementalHoareTripleChecker+Valid, 5136 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.2s IncrementalHoareTripleChecker+Time [2022-07-12 17:11:06,939 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6824 Valid, 7688 Invalid, 8811 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3672 Valid, 5136 Invalid, 3 Unknown, 0 Unchecked, 12.2s Time] [2022-07-12 17:11:06,947 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7518 states. [2022-07-12 17:11:07,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7518 to 7405. [2022-07-12 17:11:07,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7405 states, 5066 states have (on average 1.2528622187129885) internal successors, (6347), 5242 states have internal predecessors, (6347), 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) [2022-07-12 17:11:07,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7405 states to 7405 states and 10284 transitions. [2022-07-12 17:11:07,264 INFO L78 Accepts]: Start accepts. Automaton has 7405 states and 10284 transitions. Word has length 143 [2022-07-12 17:11:07,265 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 17:11:07,265 INFO L495 AbstractCegarLoop]: Abstraction has 7405 states and 10284 transitions. [2022-07-12 17:11:07,265 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.428571428571429) internal successors, (87), 4 states have internal predecessors, (87), 2 states have call successors, (22), 5 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-07-12 17:11:07,265 INFO L276 IsEmpty]: Start isEmpty. Operand 7405 states and 10284 transitions. [2022-07-12 17:11:07,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2022-07-12 17:11:07,267 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 17:11:07,267 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 7, 7, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 17:11:07,267 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-07-12 17:11:07,267 INFO L420 AbstractCegarLoop]: === Iteration 18 === 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)] === [2022-07-12 17:11:07,268 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 17:11:07,268 INFO L85 PathProgramCache]: Analyzing trace with hash -1259965182, now seen corresponding path program 1 times [2022-07-12 17:11:07,268 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 17:11:07,268 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [181337712] [2022-07-12 17:11:07,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 17:11:07,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 17:11:07,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:11:07,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 17:11:07,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:11:07,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-12 17:11:07,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:11:07,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 17:11:07,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:11:07,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-07-12 17:11:07,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:11:07,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-12 17:11:07,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:11:07,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-07-12 17:11:07,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:11:07,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 17:11:07,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:11:07,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 17:11:07,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:11:07,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2022-07-12 17:11:07,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:11:07,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 17:11:07,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:11:07,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 17:11:07,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:11:07,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-12 17:11:07,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:11:07,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-07-12 17:11:07,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:11:07,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-07-12 17:11:07,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:11:07,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-07-12 17:11:07,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:11:07,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2022-07-12 17:11:07,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:11:07,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-07-12 17:11:07,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:11:07,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 17:11:07,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:11:07,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2022-07-12 17:11:07,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:11:07,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-12 17:11:07,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:11:07,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2022-07-12 17:11:07,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:11:07,552 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2022-07-12 17:11:07,552 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 17:11:07,552 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [181337712] [2022-07-12 17:11:07,552 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [181337712] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 17:11:07,552 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 17:11:07,552 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-07-12 17:11:07,553 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [198082291] [2022-07-12 17:11:07,553 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 17:11:07,554 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-07-12 17:11:07,554 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 17:11:07,554 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-07-12 17:11:07,555 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=133, Unknown=0, NotChecked=0, Total=156 [2022-07-12 17:11:07,555 INFO L87 Difference]: Start difference. First operand 7405 states and 10284 transitions. Second operand has 13 states, 13 states have (on average 5.538461538461538) internal successors, (72), 10 states have internal predecessors, (72), 4 states have call successors, (19), 4 states have call predecessors, (19), 1 states have return successors, (19), 4 states have call predecessors, (19), 4 states have call successors, (19)