./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--md--raid456.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--md--raid456.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 44a365b0a9ab0c087a7fd95686a95a7a3d5f7a279cab683ec4e216584d2b370f --- Real Ultimate output --- This is Ultimate 0.2.2-?-6c24879 [2022-07-12 16:56:19,929 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-12 16:56:19,940 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-12 16:56:19,974 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-12 16:56:19,976 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-12 16:56:19,976 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-12 16:56:19,980 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-12 16:56:19,983 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-12 16:56:19,985 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-12 16:56:19,988 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-12 16:56:19,988 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-12 16:56:19,990 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-12 16:56:19,990 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-12 16:56:19,992 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-12 16:56:19,993 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-12 16:56:19,995 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-12 16:56:19,995 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-12 16:56:19,996 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-12 16:56:19,999 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-12 16:56:20,001 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-12 16:56:20,002 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-12 16:56:20,003 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-12 16:56:20,004 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-12 16:56:20,005 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-12 16:56:20,006 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-12 16:56:20,009 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-12 16:56:20,012 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-12 16:56:20,012 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-12 16:56:20,013 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-12 16:56:20,013 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-12 16:56:20,014 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-12 16:56:20,014 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-12 16:56:20,015 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-12 16:56:20,016 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-12 16:56:20,016 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-12 16:56:20,017 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-12 16:56:20,017 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-12 16:56:20,018 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-12 16:56:20,018 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-12 16:56:20,018 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-12 16:56:20,019 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-12 16:56:20,020 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-12 16:56:20,021 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-12 16:56:20,040 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-12 16:56:20,043 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-12 16:56:20,043 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-12 16:56:20,043 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-12 16:56:20,044 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-12 16:56:20,044 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-12 16:56:20,044 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-12 16:56:20,044 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-12 16:56:20,044 INFO L138 SettingsManager]: * Use SBE=true [2022-07-12 16:56:20,045 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-12 16:56:20,045 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-12 16:56:20,045 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-12 16:56:20,046 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-12 16:56:20,046 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-12 16:56:20,046 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-12 16:56:20,046 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-12 16:56:20,046 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-12 16:56:20,046 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-12 16:56:20,046 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-12 16:56:20,047 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-12 16:56:20,047 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-12 16:56:20,047 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 16:56:20,047 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-12 16:56:20,047 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-12 16:56:20,048 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-12 16:56:20,048 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-12 16:56:20,048 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-12 16:56:20,048 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-12 16:56:20,048 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-12 16:56:20,048 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-12 16:56:20,049 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 44a365b0a9ab0c087a7fd95686a95a7a3d5f7a279cab683ec4e216584d2b370f [2022-07-12 16:56:20,239 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-12 16:56:20,257 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-12 16:56:20,259 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-12 16:56:20,260 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-12 16:56:20,260 INFO L275 PluginConnector]: CDTParser initialized [2022-07-12 16:56:20,261 INFO L432 ainManager$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--md--raid456.ko.cil.i [2022-07-12 16:56:20,300 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3947b58ff/0b4dd06a4b5141f2be668508cd1bd44a/FLAGb809e7c52 [2022-07-12 16:56:21,075 INFO L306 CDTParser]: Found 1 translation units. [2022-07-12 16:56:21,075 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i [2022-07-12 16:56:21,131 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3947b58ff/0b4dd06a4b5141f2be668508cd1bd44a/FLAGb809e7c52 [2022-07-12 16:56:21,281 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3947b58ff/0b4dd06a4b5141f2be668508cd1bd44a [2022-07-12 16:56:21,283 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-12 16:56:21,291 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-12 16:56:21,327 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-12 16:56:21,327 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-12 16:56:21,329 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-12 16:56:21,330 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 04:56:21" (1/1) ... [2022-07-12 16:56:21,331 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@611a9f51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 04:56:21, skipping insertion in model container [2022-07-12 16:56:21,331 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 04:56:21" (1/1) ... [2022-07-12 16:56:21,336 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-12 16:56:21,467 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 16:56:28,006 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[773190,773203] [2022-07-12 16:56:28,009 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[773335,773348] [2022-07-12 16:56:28,009 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[773481,773494] [2022-07-12 16:56:28,009 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[773646,773659] [2022-07-12 16:56:28,010 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[773804,773817] [2022-07-12 16:56:28,010 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[773962,773975] [2022-07-12 16:56:28,010 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[774120,774133] [2022-07-12 16:56:28,011 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[774280,774293] [2022-07-12 16:56:28,011 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[774439,774452] [2022-07-12 16:56:28,011 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[774578,774591] [2022-07-12 16:56:28,011 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[774720,774733] [2022-07-12 16:56:28,012 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[774869,774882] [2022-07-12 16:56:28,012 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[775008,775021] [2022-07-12 16:56:28,012 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[775163,775176] [2022-07-12 16:56:28,013 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[775323,775336] [2022-07-12 16:56:28,013 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[775474,775487] [2022-07-12 16:56:28,013 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[775625,775638] [2022-07-12 16:56:28,014 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[775777,775790] [2022-07-12 16:56:28,014 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[775926,775939] [2022-07-12 16:56:28,014 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[776074,776087] [2022-07-12 16:56:28,015 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[776231,776244] [2022-07-12 16:56:28,015 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[776380,776393] [2022-07-12 16:56:28,015 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[776536,776549] [2022-07-12 16:56:28,015 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[776689,776702] [2022-07-12 16:56:28,016 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[776835,776848] [2022-07-12 16:56:28,016 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[776978,776991] [2022-07-12 16:56:28,016 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[777130,777143] [2022-07-12 16:56:28,017 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[777276,777289] [2022-07-12 16:56:28,017 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[777421,777434] [2022-07-12 16:56:28,017 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[777575,777588] [2022-07-12 16:56:28,018 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[777726,777739] [2022-07-12 16:56:28,018 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[777881,777894] [2022-07-12 16:56:28,018 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[778033,778046] [2022-07-12 16:56:28,019 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[778188,778201] [2022-07-12 16:56:28,019 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[778352,778365] [2022-07-12 16:56:28,019 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[778508,778521] [2022-07-12 16:56:28,019 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[778672,778685] [2022-07-12 16:56:28,020 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[778814,778827] [2022-07-12 16:56:28,020 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[778972,778985] [2022-07-12 16:56:28,020 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[779139,779152] [2022-07-12 16:56:28,021 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[779298,779311] [2022-07-12 16:56:28,021 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[779457,779470] [2022-07-12 16:56:28,021 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[779606,779619] [2022-07-12 16:56:28,022 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[779753,779766] [2022-07-12 16:56:28,022 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[779892,779905] [2022-07-12 16:56:28,022 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[780055,780068] [2022-07-12 16:56:28,022 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[780221,780234] [2022-07-12 16:56:28,023 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[780385,780398] [2022-07-12 16:56:28,023 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[780550,780563] [2022-07-12 16:56:28,023 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[780715,780728] [2022-07-12 16:56:28,024 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[780881,780894] [2022-07-12 16:56:28,024 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[781046,781059] [2022-07-12 16:56:28,024 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[781213,781226] [2022-07-12 16:56:28,025 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[781373,781386] [2022-07-12 16:56:28,025 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[781535,781548] [2022-07-12 16:56:28,025 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[781694,781707] [2022-07-12 16:56:28,026 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[781840,781853] [2022-07-12 16:56:28,026 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[781983,781996] [2022-07-12 16:56:28,026 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[782127,782140] [2022-07-12 16:56:28,026 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[782270,782283] [2022-07-12 16:56:28,027 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[782414,782427] [2022-07-12 16:56:28,027 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[782555,782568] [2022-07-12 16:56:28,027 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[782693,782706] [2022-07-12 16:56:28,028 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[782851,782864] [2022-07-12 16:56:28,028 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[783010,783023] [2022-07-12 16:56:28,028 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[783166,783179] [2022-07-12 16:56:28,028 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[783315,783328] [2022-07-12 16:56:28,029 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[783467,783480] [2022-07-12 16:56:28,029 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[783618,783631] [2022-07-12 16:56:28,029 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[783767,783780] [2022-07-12 16:56:28,030 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[783919,783932] [2022-07-12 16:56:28,030 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[784067,784080] [2022-07-12 16:56:28,030 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[784220,784233] [2022-07-12 16:56:28,031 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[784371,784384] [2022-07-12 16:56:28,031 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[784521,784534] [2022-07-12 16:56:28,031 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[784668,784681] [2022-07-12 16:56:28,031 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[784819,784832] [2022-07-12 16:56:28,032 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[784970,784983] [2022-07-12 16:56:28,032 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[785118,785131] [2022-07-12 16:56:28,032 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[785284,785297] [2022-07-12 16:56:28,033 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[785453,785466] [2022-07-12 16:56:28,033 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[785620,785633] [2022-07-12 16:56:28,033 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[785788,785801] [2022-07-12 16:56:28,033 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[785938,785951] [2022-07-12 16:56:28,034 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[786085,786098] [2022-07-12 16:56:28,034 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[786246,786259] [2022-07-12 16:56:28,034 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[786416,786429] [2022-07-12 16:56:28,035 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[786578,786591] [2022-07-12 16:56:28,054 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 16:56:28,068 INFO L203 MainTranslator]: Completed pre-run [2022-07-12 16:56:28,625 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[773190,773203] [2022-07-12 16:56:28,629 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[773335,773348] [2022-07-12 16:56:28,629 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[773481,773494] [2022-07-12 16:56:28,629 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[773646,773659] [2022-07-12 16:56:28,630 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[773804,773817] [2022-07-12 16:56:28,631 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[773962,773975] [2022-07-12 16:56:28,631 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[774120,774133] [2022-07-12 16:56:28,632 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[774280,774293] [2022-07-12 16:56:28,632 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[774439,774452] [2022-07-12 16:56:28,633 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[774578,774591] [2022-07-12 16:56:28,633 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[774720,774733] [2022-07-12 16:56:28,634 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[774869,774882] [2022-07-12 16:56:28,634 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[775008,775021] [2022-07-12 16:56:28,635 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[775163,775176] [2022-07-12 16:56:28,635 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[775323,775336] [2022-07-12 16:56:28,635 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[775474,775487] [2022-07-12 16:56:28,636 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[775625,775638] [2022-07-12 16:56:28,636 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[775777,775790] [2022-07-12 16:56:28,636 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[775926,775939] [2022-07-12 16:56:28,637 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[776074,776087] [2022-07-12 16:56:28,637 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[776231,776244] [2022-07-12 16:56:28,637 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[776380,776393] [2022-07-12 16:56:28,638 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[776536,776549] [2022-07-12 16:56:28,638 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[776689,776702] [2022-07-12 16:56:28,638 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[776835,776848] [2022-07-12 16:56:28,638 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[776978,776991] [2022-07-12 16:56:28,639 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[777130,777143] [2022-07-12 16:56:28,639 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[777276,777289] [2022-07-12 16:56:28,639 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[777421,777434] [2022-07-12 16:56:28,640 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[777575,777588] [2022-07-12 16:56:28,640 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[777726,777739] [2022-07-12 16:56:28,640 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[777881,777894] [2022-07-12 16:56:28,640 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[778033,778046] [2022-07-12 16:56:28,641 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[778188,778201] [2022-07-12 16:56:28,641 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[778352,778365] [2022-07-12 16:56:28,641 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[778508,778521] [2022-07-12 16:56:28,642 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[778672,778685] [2022-07-12 16:56:28,642 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[778814,778827] [2022-07-12 16:56:28,642 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[778972,778985] [2022-07-12 16:56:28,643 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[779139,779152] [2022-07-12 16:56:28,643 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[779298,779311] [2022-07-12 16:56:28,644 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[779457,779470] [2022-07-12 16:56:28,644 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[779606,779619] [2022-07-12 16:56:28,644 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[779753,779766] [2022-07-12 16:56:28,644 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[779892,779905] [2022-07-12 16:56:28,645 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[780055,780068] [2022-07-12 16:56:28,645 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[780221,780234] [2022-07-12 16:56:28,645 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[780385,780398] [2022-07-12 16:56:28,646 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[780550,780563] [2022-07-12 16:56:28,646 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[780715,780728] [2022-07-12 16:56:28,646 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[780881,780894] [2022-07-12 16:56:28,647 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[781046,781059] [2022-07-12 16:56:28,647 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[781213,781226] [2022-07-12 16:56:28,648 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[781373,781386] [2022-07-12 16:56:28,648 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[781535,781548] [2022-07-12 16:56:28,648 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[781694,781707] [2022-07-12 16:56:28,649 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[781840,781853] [2022-07-12 16:56:28,649 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[781983,781996] [2022-07-12 16:56:28,649 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[782127,782140] [2022-07-12 16:56:28,649 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[782270,782283] [2022-07-12 16:56:28,650 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[782414,782427] [2022-07-12 16:56:28,650 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[782555,782568] [2022-07-12 16:56:28,651 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[782693,782706] [2022-07-12 16:56:28,653 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[782851,782864] [2022-07-12 16:56:28,656 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[783010,783023] [2022-07-12 16:56:28,656 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[783166,783179] [2022-07-12 16:56:28,657 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[783315,783328] [2022-07-12 16:56:28,657 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[783467,783480] [2022-07-12 16:56:28,658 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[783618,783631] [2022-07-12 16:56:28,658 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[783767,783780] [2022-07-12 16:56:28,658 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[783919,783932] [2022-07-12 16:56:28,658 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[784067,784080] [2022-07-12 16:56:28,662 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[784220,784233] [2022-07-12 16:56:28,662 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[784371,784384] [2022-07-12 16:56:28,662 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[784521,784534] [2022-07-12 16:56:28,662 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[784668,784681] [2022-07-12 16:56:28,663 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[784819,784832] [2022-07-12 16:56:28,663 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[784970,784983] [2022-07-12 16:56:28,663 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[785118,785131] [2022-07-12 16:56:28,663 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[785284,785297] [2022-07-12 16:56:28,664 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[785453,785466] [2022-07-12 16:56:28,664 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[785620,785633] [2022-07-12 16:56:28,664 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[785788,785801] [2022-07-12 16:56:28,664 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[785938,785951] [2022-07-12 16:56:28,664 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[786085,786098] [2022-07-12 16:56:28,665 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[786246,786259] [2022-07-12 16:56:28,665 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[786416,786429] [2022-07-12 16:56:28,665 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--md--raid456.ko.cil.i[786578,786591] [2022-07-12 16:56:28,669 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 16:56:28,842 INFO L208 MainTranslator]: Completed translation [2022-07-12 16:56:28,843 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 04:56:28 WrapperNode [2022-07-12 16:56:28,843 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-12 16:56:28,844 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-12 16:56:28,844 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-12 16:56:28,844 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-12 16:56:28,851 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 04:56:28" (1/1) ... [2022-07-12 16:56:28,981 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 04:56:28" (1/1) ... [2022-07-12 16:56:29,265 INFO L137 Inliner]: procedures = 931, calls = 6990, calls flagged for inlining = 417, calls inlined = 280, statements flattened = 10959 [2022-07-12 16:56:29,266 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-12 16:56:29,267 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-12 16:56:29,267 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-12 16:56:29,267 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-12 16:56:29,273 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 04:56:28" (1/1) ... [2022-07-12 16:56:29,273 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 04:56:28" (1/1) ... [2022-07-12 16:56:29,313 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 04:56:28" (1/1) ... [2022-07-12 16:56:29,314 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 04:56:28" (1/1) ... [2022-07-12 16:56:29,435 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 04:56:28" (1/1) ... [2022-07-12 16:56:29,455 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 04:56:28" (1/1) ... [2022-07-12 16:56:29,620 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 04:56:28" (1/1) ... [2022-07-12 16:56:29,661 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-12 16:56:29,661 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-12 16:56:29,662 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-12 16:56:29,662 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-12 16:56:29,662 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 04:56:28" (1/1) ... [2022-07-12 16:56:29,667 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 16:56:29,674 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 16:56:29,683 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 16:56:29,699 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 16:56:29,716 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2022-07-12 16:56:29,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2022-07-12 16:56:29,716 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_thread_groups [2022-07-12 16:56:29,716 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_thread_groups [2022-07-12 16:56:29,717 INFO L130 BoogieDeclarations]: Found specification of procedure bio_endio [2022-07-12 16:56:29,717 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_endio [2022-07-12 16:56:29,717 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_create [2022-07-12 16:56:29,717 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_create [2022-07-12 16:56:29,717 INFO L130 BoogieDeclarations]: Found specification of procedure sync_request [2022-07-12 16:56:29,717 INFO L138 BoogieDeclarations]: Found implementation of procedure sync_request [2022-07-12 16:56:29,717 INFO L130 BoogieDeclarations]: Found specification of procedure get_active_stripe [2022-07-12 16:56:29,717 INFO L138 BoogieDeclarations]: Found implementation of procedure get_active_stripe [2022-07-12 16:56:29,717 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2022-07-12 16:56:29,718 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2022-07-12 16:56:29,718 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_remove_disk [2022-07-12 16:56:29,718 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_remove_disk [2022-07-12 16:56:29,718 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-07-12 16:56:29,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-07-12 16:56:29,719 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2022-07-12 16:56:29,720 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2022-07-12 16:56:29,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-07-12 16:56:29,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-07-12 16:56:29,720 INFO L130 BoogieDeclarations]: Found specification of procedure bdevname [2022-07-12 16:56:29,720 INFO L138 BoogieDeclarations]: Found implementation of procedure bdevname [2022-07-12 16:56:29,721 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2022-07-12 16:56:29,721 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2022-07-12 16:56:29,721 INFO L130 BoogieDeclarations]: Found specification of procedure __clear_bit [2022-07-12 16:56:29,721 INFO L138 BoogieDeclarations]: Found implementation of procedure __clear_bit [2022-07-12 16:56:29,721 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-07-12 16:56:29,721 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-07-12 16:56:29,721 INFO L130 BoogieDeclarations]: Found specification of procedure __preempt_count_sub [2022-07-12 16:56:29,721 INFO L138 BoogieDeclarations]: Found implementation of procedure __preempt_count_sub [2022-07-12 16:56:29,721 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2022-07-12 16:56:29,722 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2022-07-12 16:56:29,722 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-07-12 16:56:29,722 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-07-12 16:56:29,722 INFO L130 BoogieDeclarations]: Found specification of procedure read_seqcount_begin [2022-07-12 16:56:29,722 INFO L138 BoogieDeclarations]: Found implementation of procedure read_seqcount_begin [2022-07-12 16:56:29,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_102 [2022-07-12 16:56:29,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_102 [2022-07-12 16:56:29,722 INFO L130 BoogieDeclarations]: Found specification of procedure __cpu_to_node [2022-07-12 16:56:29,722 INFO L138 BoogieDeclarations]: Found implementation of procedure __cpu_to_node [2022-07-12 16:56:29,723 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-07-12 16:56:29,723 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-07-12 16:56:29,723 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2022-07-12 16:56:29,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2022-07-12 16:56:29,723 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-07-12 16:56:29,723 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-07-12 16:56:29,723 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_md_personality [2022-07-12 16:56:29,723 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_md_personality [2022-07-12 16:56:29,723 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-07-12 16:56:29,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-07-12 16:56:29,724 INFO L130 BoogieDeclarations]: Found specification of procedure lock_device_hash_lock [2022-07-12 16:56:29,724 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_device_hash_lock [2022-07-12 16:56:29,724 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-07-12 16:56:29,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-07-12 16:56:29,724 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-12 16:56:29,724 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2022-07-12 16:56:29,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2022-07-12 16:56:29,725 INFO L130 BoogieDeclarations]: Found specification of procedure stripe_operations_active [2022-07-12 16:56:29,725 INFO L138 BoogieDeclarations]: Found implementation of procedure stripe_operations_active [2022-07-12 16:56:29,725 INFO L130 BoogieDeclarations]: Found specification of procedure free_scratch_buffer [2022-07-12 16:56:29,725 INFO L138 BoogieDeclarations]: Found implementation of procedure free_scratch_buffer [2022-07-12 16:56:29,725 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_122 [2022-07-12 16:56:29,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_122 [2022-07-12 16:56:29,725 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-07-12 16:56:29,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-07-12 16:56:29,726 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2022-07-12 16:56:29,726 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2022-07-12 16:56:29,726 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_congested [2022-07-12 16:56:29,726 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_congested [2022-07-12 16:56:29,726 INFO L130 BoogieDeclarations]: Found specification of procedure put_online_cpus [2022-07-12 16:56:29,729 INFO L138 BoogieDeclarations]: Found implementation of procedure put_online_cpus [2022-07-12 16:56:29,729 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_137 [2022-07-12 16:56:29,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_137 [2022-07-12 16:56:29,729 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-07-12 16:56:29,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-07-12 16:56:29,729 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2022-07-12 16:56:29,729 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2022-07-12 16:56:29,730 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-12 16:56:29,730 INFO L130 BoogieDeclarations]: Found specification of procedure revalidate_disk [2022-07-12 16:56:29,730 INFO L138 BoogieDeclarations]: Found implementation of procedure revalidate_disk [2022-07-12 16:56:29,730 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2022-07-12 16:56:29,730 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2022-07-12 16:56:29,730 INFO L130 BoogieDeclarations]: Found specification of procedure stripe_set_idx [2022-07-12 16:56:29,731 INFO L138 BoogieDeclarations]: Found implementation of procedure stripe_set_idx [2022-07-12 16:56:29,731 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-12 16:56:29,731 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-07-12 16:56:29,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-07-12 16:56:29,731 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-12 16:56:29,731 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-07-12 16:56:29,731 INFO L130 BoogieDeclarations]: Found specification of procedure compute_blocknr [2022-07-12 16:56:29,731 INFO L138 BoogieDeclarations]: Found implementation of procedure compute_blocknr [2022-07-12 16:56:29,731 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2022-07-12 16:56:29,732 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2022-07-12 16:56:29,732 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_device_lock_of_r5conf [2022-07-12 16:56:29,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_device_lock_of_r5conf [2022-07-12 16:56:29,732 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_wakeup_stripe_thread [2022-07-12 16:56:29,733 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_wakeup_stripe_thread [2022-07-12 16:56:29,733 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_sched_notrace [2022-07-12 16:56:29,733 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_sched_notrace [2022-07-12 16:56:29,733 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_md_register_thread [2022-07-12 16:56:29,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_md_register_thread [2022-07-12 16:56:29,733 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_zalloc [2022-07-12 16:56:29,733 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_zalloc [2022-07-12 16:56:29,733 INFO L130 BoogieDeclarations]: Found specification of procedure read_seqcount_retry [2022-07-12 16:56:29,733 INFO L138 BoogieDeclarations]: Found implementation of procedure read_seqcount_retry [2022-07-12 16:56:29,734 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_176 [2022-07-12 16:56:29,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_176 [2022-07-12 16:56:29,734 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2022-07-12 16:56:29,734 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2022-07-12 16:56:29,734 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-07-12 16:56:29,734 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-07-12 16:56:29,734 INFO L130 BoogieDeclarations]: Found specification of procedure release_stripe [2022-07-12 16:56:29,734 INFO L138 BoogieDeclarations]: Found implementation of procedure release_stripe [2022-07-12 16:56:29,734 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2022-07-12 16:56:29,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2022-07-12 16:56:29,735 INFO L130 BoogieDeclarations]: Found specification of procedure disk_devt [2022-07-12 16:56:29,735 INFO L138 BoogieDeclarations]: Found implementation of procedure disk_devt [2022-07-12 16:56:29,735 INFO L130 BoogieDeclarations]: Found specification of procedure make_request [2022-07-12 16:56:29,735 INFO L138 BoogieDeclarations]: Found implementation of procedure make_request [2022-07-12 16:56:29,735 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-07-12 16:56:29,735 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-07-12 16:56:29,736 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_103 [2022-07-12 16:56:29,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_103 [2022-07-12 16:56:29,736 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2022-07-12 16:56:29,736 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2022-07-12 16:56:29,736 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-12 16:56:29,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-12 16:56:29,736 INFO L130 BoogieDeclarations]: Found specification of procedure bdev_get_queue [2022-07-12 16:56:29,736 INFO L138 BoogieDeclarations]: Found implementation of procedure bdev_get_queue [2022-07-12 16:56:29,737 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_start_reshape [2022-07-12 16:56:29,737 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_start_reshape [2022-07-12 16:56:29,737 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-07-12 16:56:29,737 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-07-12 16:56:29,737 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_notify_dirent_safe [2022-07-12 16:56:29,737 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_notify_dirent_safe [2022-07-12 16:56:29,737 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-07-12 16:56:29,737 INFO L130 BoogieDeclarations]: Found specification of procedure mddev_lock [2022-07-12 16:56:29,737 INFO L138 BoogieDeclarations]: Found implementation of procedure mddev_lock [2022-07-12 16:56:29,737 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2022-07-12 16:56:29,738 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2022-07-12 16:56:29,738 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_on [2022-07-12 16:56:29,738 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_on [2022-07-12 16:56:29,738 INFO L130 BoogieDeclarations]: Found specification of procedure write_seqcount_end [2022-07-12 16:56:29,738 INFO L138 BoogieDeclarations]: Found implementation of procedure write_seqcount_end [2022-07-12 16:56:29,738 INFO L130 BoogieDeclarations]: Found specification of procedure set_capacity [2022-07-12 16:56:29,738 INFO L138 BoogieDeclarations]: Found implementation of procedure set_capacity [2022-07-12 16:56:29,738 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-12 16:56:29,738 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-12 16:56:29,739 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_resize [2022-07-12 16:56:29,739 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_resize [2022-07-12 16:56:29,739 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_128 [2022-07-12 16:56:29,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_128 [2022-07-12 16:56:29,739 INFO L130 BoogieDeclarations]: Found specification of procedure trace_block_bio_remap [2022-07-12 16:56:29,739 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_block_bio_remap [2022-07-12 16:56:29,739 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2022-07-12 16:56:29,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2022-07-12 16:56:29,739 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_for_read_section [2022-07-12 16:56:29,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_for_read_section [2022-07-12 16:56:29,740 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2022-07-12 16:56:29,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2022-07-12 16:56:29,740 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_sched_held [2022-07-12 16:56:29,740 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_sched_held [2022-07-12 16:56:29,740 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2022-07-12 16:56:29,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2022-07-12 16:56:29,740 INFO L130 BoogieDeclarations]: Found specification of procedure run [2022-07-12 16:56:29,740 INFO L138 BoogieDeclarations]: Found implementation of procedure run [2022-07-12 16:56:29,740 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-12 16:56:29,741 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-07-12 16:56:29,741 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-07-12 16:56:29,741 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2022-07-12 16:56:29,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2022-07-12 16:56:29,741 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-12 16:56:29,741 INFO L130 BoogieDeclarations]: Found specification of procedure put_page [2022-07-12 16:56:29,741 INFO L138 BoogieDeclarations]: Found implementation of procedure put_page [2022-07-12 16:56:29,741 INFO L130 BoogieDeclarations]: Found specification of procedure drop_one_stripe [2022-07-12 16:56:29,741 INFO L138 BoogieDeclarations]: Found implementation of procedure drop_one_stripe [2022-07-12 16:56:29,741 INFO L130 BoogieDeclarations]: Found specification of procedure bio_put [2022-07-12 16:56:29,742 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_put [2022-07-12 16:56:29,742 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_add_disk [2022-07-12 16:56:29,742 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_add_disk [2022-07-12 16:56:29,742 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-07-12 16:56:29,742 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-07-12 16:56:29,742 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2022-07-12 16:56:29,742 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2022-07-12 16:56:29,742 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-07-12 16:56:29,742 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-07-12 16:56:29,743 INFO L130 BoogieDeclarations]: Found specification of procedure shrink_buffers [2022-07-12 16:56:29,743 INFO L138 BoogieDeclarations]: Found implementation of procedure shrink_buffers [2022-07-12 16:56:29,743 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-07-12 16:56:29,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-07-12 16:56:29,743 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_stripe_lock_of_stripe_head [2022-07-12 16:56:29,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_stripe_lock_of_stripe_head [2022-07-12 16:56:29,743 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-07-12 16:56:29,743 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-07-12 16:56:29,743 INFO L130 BoogieDeclarations]: Found specification of procedure mdname [2022-07-12 16:56:29,744 INFO L138 BoogieDeclarations]: Found implementation of procedure mdname [2022-07-12 16:56:29,744 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-07-12 16:56:29,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-07-12 16:56:29,744 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2022-07-12 16:56:29,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2022-07-12 16:56:29,744 INFO L130 BoogieDeclarations]: Found specification of procedure mddev_suspend [2022-07-12 16:56:29,744 INFO L138 BoogieDeclarations]: Found implementation of procedure mddev_suspend [2022-07-12 16:56:29,744 INFO L130 BoogieDeclarations]: Found specification of procedure free_conf [2022-07-12 16:56:29,744 INFO L138 BoogieDeclarations]: Found implementation of procedure free_conf [2022-07-12 16:56:29,744 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-07-12 16:56:29,745 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-07-12 16:56:29,745 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_cmpxchg [2022-07-12 16:56:29,745 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_cmpxchg [2022-07-12 16:56:29,745 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_held [2022-07-12 16:56:29,745 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_held [2022-07-12 16:56:29,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-12 16:56:29,745 INFO L130 BoogieDeclarations]: Found specification of procedure grow_one_stripe [2022-07-12 16:56:29,745 INFO L138 BoogieDeclarations]: Found implementation of procedure grow_one_stripe [2022-07-12 16:56:29,745 INFO L130 BoogieDeclarations]: Found specification of procedure rdev_dec_pending [2022-07-12 16:56:29,746 INFO L138 BoogieDeclarations]: Found implementation of procedure rdev_dec_pending [2022-07-12 16:56:29,746 INFO L130 BoogieDeclarations]: Found specification of procedure mddev_resume [2022-07-12 16:56:29,746 INFO L138 BoogieDeclarations]: Found implementation of procedure mddev_resume [2022-07-12 16:56:29,746 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2022-07-12 16:56:29,746 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2022-07-12 16:56:29,746 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-12 16:56:29,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-12 16:56:29,746 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_stripe_lock_of_stripe_head [2022-07-12 16:56:29,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_stripe_lock_of_stripe_head [2022-07-12 16:56:29,747 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_destroy [2022-07-12 16:56:29,747 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_destroy [2022-07-12 16:56:29,747 INFO L130 BoogieDeclarations]: Found specification of procedure get_online_cpus [2022-07-12 16:56:29,747 INFO L138 BoogieDeclarations]: Found implementation of procedure get_online_cpus [2022-07-12 16:56:29,747 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_101 [2022-07-12 16:56:29,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_101 [2022-07-12 16:56:29,747 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_next [2022-07-12 16:56:29,747 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_next [2022-07-12 16:56:29,747 INFO L130 BoogieDeclarations]: Found specification of procedure __preempt_count_add [2022-07-12 16:56:29,747 INFO L138 BoogieDeclarations]: Found implementation of procedure __preempt_count_add [2022-07-12 16:56:29,748 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_unless [2022-07-12 16:56:29,748 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_unless [2022-07-12 16:56:29,748 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_scratch_buffer [2022-07-12 16:56:29,748 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_scratch_buffer [2022-07-12 16:56:29,748 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2022-07-12 16:56:29,748 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2022-07-12 16:56:29,748 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_md_personality [2022-07-12 16:56:29,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_md_personality [2022-07-12 16:56:29,748 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_check [2022-07-12 16:56:29,749 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_check [2022-07-12 16:56:29,749 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-07-12 16:56:29,749 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-07-12 16:56:29,749 INFO L130 BoogieDeclarations]: Found specification of procedure static_key_false [2022-07-12 16:56:29,749 INFO L138 BoogieDeclarations]: Found implementation of procedure static_key_false [2022-07-12 16:56:29,749 INFO L130 BoogieDeclarations]: Found specification of procedure bitmap_startwrite [2022-07-12 16:56:29,749 INFO L138 BoogieDeclarations]: Found implementation of procedure bitmap_startwrite [2022-07-12 16:56:29,749 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtoul [2022-07-12 16:56:29,749 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtoul [2022-07-12 16:56:29,749 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2022-07-12 16:56:29,750 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2022-07-12 16:56:29,750 INFO L130 BoogieDeclarations]: Found specification of procedure raid45_takeover_raid0 [2022-07-12 16:56:29,750 INFO L138 BoogieDeclarations]: Found implementation of procedure raid45_takeover_raid0 [2022-07-12 16:56:29,750 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-07-12 16:56:29,750 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-07-12 16:56:29,750 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_notify [2022-07-12 16:56:29,750 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_notify [2022-07-12 16:56:29,750 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2022-07-12 16:56:29,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2022-07-12 16:56:29,751 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_finish_reshape [2022-07-12 16:56:29,751 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_finish_reshape [2022-07-12 16:56:29,751 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-07-12 16:56:29,751 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-07-12 16:56:29,751 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-07-12 16:56:29,751 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-07-12 16:56:29,751 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-12 16:56:29,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-12 16:56:29,752 INFO L130 BoogieDeclarations]: Found specification of procedure bitmap_start_sync [2022-07-12 16:56:29,752 INFO L138 BoogieDeclarations]: Found implementation of procedure bitmap_start_sync [2022-07-12 16:56:29,752 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_check_reshape [2022-07-12 16:56:29,752 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_check_reshape [2022-07-12 16:56:29,752 INFO L130 BoogieDeclarations]: Found specification of procedure lock_release [2022-07-12 16:56:29,752 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_release [2022-07-12 16:56:29,753 INFO L130 BoogieDeclarations]: Found specification of procedure setup_conf [2022-07-12 16:56:29,753 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_conf [2022-07-12 16:56:29,753 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2022-07-12 16:56:29,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2022-07-12 16:56:29,753 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2022-07-12 16:56:29,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2022-07-12 16:56:29,753 INFO L130 BoogieDeclarations]: Found specification of procedure scribble_len [2022-07-12 16:56:29,753 INFO L138 BoogieDeclarations]: Found implementation of procedure scribble_len [2022-07-12 16:56:29,753 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-07-12 16:56:29,753 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-07-12 16:56:29,754 INFO L130 BoogieDeclarations]: Found specification of procedure add_stripe_bio [2022-07-12 16:56:29,754 INFO L138 BoogieDeclarations]: Found implementation of procedure add_stripe_bio [2022-07-12 16:56:29,754 INFO L130 BoogieDeclarations]: Found specification of procedure bio_init [2022-07-12 16:56:29,754 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_init [2022-07-12 16:56:29,754 INFO L130 BoogieDeclarations]: Found specification of procedure generic_make_request [2022-07-12 16:56:29,754 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_make_request [2022-07-12 16:56:29,754 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_pages [2022-07-12 16:56:29,754 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_pages [2022-07-12 16:56:29,754 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-07-12 16:56:29,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-07-12 16:56:29,755 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2022-07-12 16:56:29,755 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2022-07-12 16:56:29,755 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_175 [2022-07-12 16:56:29,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_175 [2022-07-12 16:56:29,755 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-12 16:56:29,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-12 16:56:29,755 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2022-07-12 16:56:29,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2022-07-12 16:56:29,755 INFO L130 BoogieDeclarations]: Found specification of procedure md_write_end [2022-07-12 16:56:29,756 INFO L138 BoogieDeclarations]: Found implementation of procedure md_write_end [2022-07-12 16:56:29,756 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-12 16:56:29,756 INFO L130 BoogieDeclarations]: Found specification of procedure is_badblock [2022-07-12 16:56:29,756 INFO L138 BoogieDeclarations]: Found implementation of procedure is_badblock [2022-07-12 16:56:29,756 INFO L130 BoogieDeclarations]: Found specification of procedure md_set_array_sectors [2022-07-12 16:56:29,756 INFO L138 BoogieDeclarations]: Found implementation of procedure md_set_array_sectors [2022-07-12 16:56:29,756 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_dec_bi_active_stripes [2022-07-12 16:56:29,756 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_dec_bi_active_stripes [2022-07-12 16:56:29,756 INFO L130 BoogieDeclarations]: Found specification of procedure register_md_personality [2022-07-12 16:56:29,757 INFO L138 BoogieDeclarations]: Found implementation of procedure register_md_personality [2022-07-12 16:56:29,757 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2022-07-12 16:56:29,757 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2022-07-12 16:56:29,757 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-07-12 16:56:29,757 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-07-12 16:56:29,757 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2022-07-12 16:56:29,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2022-07-12 16:56:29,757 INFO L130 BoogieDeclarations]: Found specification of procedure get_start_sect [2022-07-12 16:56:29,757 INFO L138 BoogieDeclarations]: Found implementation of procedure get_start_sect [2022-07-12 16:56:29,757 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-07-12 16:56:29,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-07-12 16:56:29,758 INFO L130 BoogieDeclarations]: Found specification of procedure print_raid5_conf [2022-07-12 16:56:29,758 INFO L138 BoogieDeclarations]: Found implementation of procedure print_raid5_conf [2022-07-12 16:56:29,758 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2022-07-12 16:56:29,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2022-07-12 16:56:29,758 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-07-12 16:56:29,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-07-12 16:56:29,758 INFO L130 BoogieDeclarations]: Found specification of procedure status [2022-07-12 16:56:29,759 INFO L138 BoogieDeclarations]: Found implementation of procedure status [2022-07-12 16:56:29,759 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-07-12 16:56:29,759 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-07-12 16:56:29,759 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2022-07-12 16:56:29,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2022-07-12 16:56:29,759 INFO L130 BoogieDeclarations]: Found specification of procedure md_wakeup_thread [2022-07-12 16:56:29,759 INFO L138 BoogieDeclarations]: Found implementation of procedure md_wakeup_thread [2022-07-12 16:56:29,759 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_save [2022-07-12 16:56:29,760 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_save [2022-07-12 16:56:29,760 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_inc_bi_active_stripes [2022-07-12 16:56:29,760 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_inc_bi_active_stripes [2022-07-12 16:56:29,760 INFO L130 BoogieDeclarations]: Found specification of procedure disk_stack_limits [2022-07-12 16:56:29,760 INFO L138 BoogieDeclarations]: Found implementation of procedure disk_stack_limits [2022-07-12 16:56:29,760 INFO L130 BoogieDeclarations]: Found specification of procedure remove_hash [2022-07-12 16:56:29,760 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_hash [2022-07-12 16:56:29,760 INFO L130 BoogieDeclarations]: Found specification of procedure stripe_hash [2022-07-12 16:56:29,760 INFO L138 BoogieDeclarations]: Found implementation of procedure stripe_hash [2022-07-12 16:56:29,761 INFO L130 BoogieDeclarations]: Found specification of procedure release_inactive_stripe_list [2022-07-12 16:56:29,761 INFO L138 BoogieDeclarations]: Found implementation of procedure release_inactive_stripe_list [2022-07-12 16:56:29,761 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2022-07-12 16:56:29,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2022-07-12 16:56:29,761 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2022-07-12 16:56:29,761 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2022-07-12 16:56:29,761 INFO L130 BoogieDeclarations]: Found specification of procedure write_seqcount_begin [2022-07-12 16:56:29,761 INFO L138 BoogieDeclarations]: Found implementation of procedure write_seqcount_begin [2022-07-12 16:56:29,761 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2022-07-12 16:56:29,762 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2022-07-12 16:56:29,762 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_device_lock_of_r5conf [2022-07-12 16:56:29,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_device_lock_of_r5conf [2022-07-12 16:56:29,762 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_disable [2022-07-12 16:56:29,762 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_disable [2022-07-12 16:56:29,764 INFO L130 BoogieDeclarations]: Found specification of procedure __cmpxchg_wrong_size [2022-07-12 16:56:29,765 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_md_personality [2022-07-12 16:56:29,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_md_personality [2022-07-12 16:56:29,765 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-12 16:56:29,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-12 16:56:29,765 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_size [2022-07-12 16:56:29,765 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_size [2022-07-12 16:56:29,765 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-07-12 16:56:29,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-07-12 16:56:29,766 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2022-07-12 16:56:29,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2022-07-12 16:56:29,766 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_sub_return [2022-07-12 16:56:29,766 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_sub_return [2022-07-12 16:56:29,766 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_spare_active [2022-07-12 16:56:29,766 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_spare_active [2022-07-12 16:56:29,766 INFO L130 BoogieDeclarations]: Found specification of procedure md_allow_write [2022-07-12 16:56:29,766 INFO L138 BoogieDeclarations]: Found implementation of procedure md_allow_write [2022-07-12 16:56:29,766 INFO L130 BoogieDeclarations]: Found specification of procedure lock_all_device_hash_locks_irq [2022-07-12 16:56:29,767 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_all_device_hash_locks_irq [2022-07-12 16:56:29,767 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-07-12 16:56:29,767 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-07-12 16:56:29,767 INFO L130 BoogieDeclarations]: Found specification of procedure unlock_device_hash_lock [2022-07-12 16:56:29,767 INFO L138 BoogieDeclarations]: Found implementation of procedure unlock_device_hash_lock [2022-07-12 16:56:29,767 INFO L130 BoogieDeclarations]: Found specification of procedure md_register_thread [2022-07-12 16:56:29,767 INFO L138 BoogieDeclarations]: Found implementation of procedure md_register_thread [2022-07-12 16:56:29,767 INFO L130 BoogieDeclarations]: Found specification of procedure check_stripe_cache [2022-07-12 16:56:29,767 INFO L138 BoogieDeclarations]: Found implementation of procedure check_stripe_cache [2022-07-12 16:56:29,768 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2022-07-12 16:56:29,768 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2022-07-12 16:56:29,768 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_NOT_ARG_SIGN [2022-07-12 16:56:29,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_NOT_ARG_SIGN [2022-07-12 16:56:29,768 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_quiesce [2022-07-12 16:56:29,768 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_quiesce [2022-07-12 16:56:29,768 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_store_stripe_cache_size [2022-07-12 16:56:29,768 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_store_stripe_cache_size [2022-07-12 16:56:29,769 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock_sched_notrace [2022-07-12 16:56:29,769 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock_sched_notrace [2022-07-12 16:56:29,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-12 16:56:29,769 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_compute_sector [2022-07-12 16:56:29,769 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_compute_sector [2022-07-12 16:56:29,769 INFO L130 BoogieDeclarations]: Found specification of procedure trace_block_bio_complete [2022-07-12 16:56:29,769 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_block_bio_complete [2022-07-12 16:56:29,769 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2022-07-12 16:56:29,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2022-07-12 16:56:29,769 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-07-12 16:56:29,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-07-12 16:56:29,770 INFO L130 BoogieDeclarations]: Found specification of procedure do_release_stripe [2022-07-12 16:56:29,770 INFO L138 BoogieDeclarations]: Found implementation of procedure do_release_stripe [2022-07-12 16:56:29,770 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_mergeable_bvec [2022-07-12 16:56:29,770 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_mergeable_bvec [2022-07-12 16:56:29,770 INFO L130 BoogieDeclarations]: Found specification of procedure check_reshape [2022-07-12 16:56:29,770 INFO L138 BoogieDeclarations]: Found implementation of procedure check_reshape [2022-07-12 16:56:29,770 INFO L130 BoogieDeclarations]: Found specification of procedure get_free_stripe [2022-07-12 16:56:29,770 INFO L138 BoogieDeclarations]: Found implementation of procedure get_free_stripe [2022-07-12 16:56:29,771 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-07-12 16:56:29,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-07-12 16:56:29,771 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_100 [2022-07-12 16:56:29,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_100 [2022-07-12 16:56:29,771 INFO L130 BoogieDeclarations]: Found specification of procedure r5_next_bio [2022-07-12 16:56:29,771 INFO L138 BoogieDeclarations]: Found implementation of procedure r5_next_bio [2022-07-12 16:56:29,771 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-07-12 16:56:29,771 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-07-12 16:56:29,771 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-07-12 16:56:29,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-07-12 16:56:29,772 INFO L130 BoogieDeclarations]: Found specification of procedure only_parity [2022-07-12 16:56:29,772 INFO L138 BoogieDeclarations]: Found implementation of procedure only_parity [2022-07-12 16:56:29,772 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-12 16:56:29,772 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-12 16:56:29,772 INFO L130 BoogieDeclarations]: Found specification of procedure mddev_unlock [2022-07-12 16:56:29,772 INFO L138 BoogieDeclarations]: Found implementation of procedure mddev_unlock [2022-07-12 16:56:29,772 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2022-07-12 16:56:29,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2022-07-12 16:56:29,773 INFO L130 BoogieDeclarations]: Found specification of procedure is_power_of_2 [2022-07-12 16:56:29,773 INFO L138 BoogieDeclarations]: Found implementation of procedure is_power_of_2 [2022-07-12 16:56:29,773 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_NOT_ARG_SIGN [2022-07-12 16:56:29,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_NOT_ARG_SIGN [2022-07-12 16:56:29,773 INFO L130 BoogieDeclarations]: Found specification of procedure release_stripe_plug [2022-07-12 16:56:29,773 INFO L138 BoogieDeclarations]: Found implementation of procedure release_stripe_plug [2022-07-12 16:56:29,773 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2022-07-12 16:56:29,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2022-07-12 16:56:29,773 INFO L130 BoogieDeclarations]: Found specification of procedure has_failed [2022-07-12 16:56:29,774 INFO L138 BoogieDeclarations]: Found implementation of procedure has_failed [2022-07-12 16:56:29,774 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-07-12 16:56:29,774 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-07-12 16:56:29,774 INFO L130 BoogieDeclarations]: Found specification of procedure unlock_all_device_hash_locks_irq [2022-07-12 16:56:29,774 INFO L138 BoogieDeclarations]: Found implementation of procedure unlock_all_device_hash_locks_irq [2022-07-12 16:56:29,774 INFO L130 BoogieDeclarations]: Found specification of procedure lock_acquire [2022-07-12 16:56:29,774 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_acquire [2022-07-12 16:56:29,774 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-07-12 16:56:29,774 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-07-12 16:56:29,775 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_free [2022-07-12 16:56:29,775 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_free [2022-07-12 16:56:29,775 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2022-07-12 16:56:29,775 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2022-07-12 16:56:29,775 INFO L130 BoogieDeclarations]: Found specification of procedure calc_degraded [2022-07-12 16:56:29,775 INFO L138 BoogieDeclarations]: Found implementation of procedure calc_degraded [2022-07-12 16:56:29,775 INFO L130 BoogieDeclarations]: Found specification of procedure algorithm_valid_raid6 [2022-07-12 16:56:29,775 INFO L138 BoogieDeclarations]: Found implementation of procedure algorithm_valid_raid6 [2022-07-12 16:56:29,775 INFO L130 BoogieDeclarations]: Found specification of procedure algorithm_valid_raid5 [2022-07-12 16:56:29,776 INFO L138 BoogieDeclarations]: Found implementation of procedure algorithm_valid_raid5 [2022-07-12 16:56:29,776 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-07-12 16:56:29,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-07-12 16:56:29,776 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_136 [2022-07-12 16:56:29,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_136 [2022-07-12 16:56:29,776 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_return [2022-07-12 16:56:29,776 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_return [2022-07-12 16:56:29,776 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-07-12 16:56:29,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-07-12 16:56:29,777 INFO L130 BoogieDeclarations]: Found specification of procedure error [2022-07-12 16:56:29,777 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2022-07-12 16:56:29,777 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_free [2022-07-12 16:56:29,777 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_free [2022-07-12 16:56:29,777 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-07-12 16:56:29,777 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-07-12 16:56:29,777 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_121 [2022-07-12 16:56:29,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_121 [2022-07-12 16:56:29,777 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2022-07-12 16:56:29,778 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2022-07-12 16:56:29,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-12 16:56:30,771 INFO L234 CfgBuilder]: Building ICFG [2022-07-12 16:56:30,774 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-12 16:56:30,998 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-12 16:56:39,675 INFO L275 CfgBuilder]: Performing block encoding [2022-07-12 16:56:39,706 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-12 16:56:39,706 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2022-07-12 16:56:39,712 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 04:56:39 BoogieIcfgContainer [2022-07-12 16:56:39,712 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-12 16:56:39,714 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-12 16:56:39,714 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-12 16:56:39,717 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-12 16:56:39,717 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.07 04:56:21" (1/3) ... [2022-07-12 16:56:39,718 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71b14847 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 04:56:39, skipping insertion in model container [2022-07-12 16:56:39,718 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 04:56:28" (2/3) ... [2022-07-12 16:56:39,718 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71b14847 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 04:56:39, skipping insertion in model container [2022-07-12 16:56:39,718 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 04:56:39" (3/3) ... [2022-07-12 16:56:39,721 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--md--raid456.ko.cil.i [2022-07-12 16:56:39,730 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-12 16:56:39,731 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 33 error locations. [2022-07-12 16:56:39,835 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-12 16:56:39,843 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@1359bd7, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@39517e3e [2022-07-12 16:56:39,843 INFO L358 AbstractCegarLoop]: Starting to check reachability of 33 error locations. [2022-07-12 16:56:39,857 INFO L276 IsEmpty]: Start isEmpty. Operand has 4272 states, 2856 states have (on average 1.3494397759103642) internal successors, (3854), 3014 states have internal predecessors, (3854), 1149 states have call successors, (1149), 234 states have call predecessors, (1149), 233 states have return successors, (1141), 1120 states have call predecessors, (1141), 1141 states have call successors, (1141) [2022-07-12 16:56:39,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-07-12 16:56:39,867 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 16:56:39,867 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-07-12 16:56:39,868 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_linux_arch_io_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2022-07-12 16:56:39,872 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 16:56:39,872 INFO L85 PathProgramCache]: Analyzing trace with hash -1423175929, now seen corresponding path program 1 times [2022-07-12 16:56:39,878 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 16:56:39,878 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [758912195] [2022-07-12 16:56:39,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 16:56:39,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 16:56:40,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:56:40,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 16:56:40,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:56:40,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-12 16:56:40,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:56:40,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-12 16:56:40,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:56:40,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-07-12 16:56:40,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:56:40,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 16:56:40,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:56:40,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-12 16:56:40,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:56:40,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-07-12 16:56:40,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:56:40,522 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-07-12 16:56:40,523 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 16:56:40,523 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [758912195] [2022-07-12 16:56:40,524 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [758912195] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 16:56:40,525 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 16:56:40,525 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-12 16:56:40,526 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1519882972] [2022-07-12 16:56:40,526 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 16:56:40,530 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-12 16:56:40,530 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 16:56:40,549 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-12 16:56:40,549 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-12 16:56:40,557 INFO L87 Difference]: Start difference. First operand has 4272 states, 2856 states have (on average 1.3494397759103642) internal successors, (3854), 3014 states have internal predecessors, (3854), 1149 states have call successors, (1149), 234 states have call predecessors, (1149), 233 states have return successors, (1141), 1120 states have call predecessors, (1141), 1141 states have call successors, (1141) Second operand has 6 states, 6 states have (on average 4.833333333333333) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (8), 4 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-07-12 16:56:45,666 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 16:56:52,305 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 16:56:55,125 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 16:56:55,126 INFO L93 Difference]: Finished difference Result 8479 states and 12521 transitions. [2022-07-12 16:56:55,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-12 16:56:55,128 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.833333333333333) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (8), 4 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 50 [2022-07-12 16:56:55,128 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 16:56:55,165 INFO L225 Difference]: With dead ends: 8479 [2022-07-12 16:56:55,166 INFO L226 Difference]: Without dead ends: 4201 [2022-07-12 16:56:55,233 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-07-12 16:56:55,251 INFO L413 NwaCegarLoop]: 4891 mSDtfsCounter, 11010 mSDsluCounter, 192 mSDsCounter, 0 mSdLazyCounter, 7071 mSolverCounterSat, 6626 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11064 SdHoareTripleChecker+Valid, 5083 SdHoareTripleChecker+Invalid, 13699 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6626 IncrementalHoareTripleChecker+Valid, 7071 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.0s IncrementalHoareTripleChecker+Time [2022-07-12 16:56:55,252 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11064 Valid, 5083 Invalid, 13699 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6626 Valid, 7071 Invalid, 2 Unknown, 0 Unchecked, 14.0s Time] [2022-07-12 16:56:55,270 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4201 states. [2022-07-12 16:56:55,425 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4201 to 4201. [2022-07-12 16:56:55,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4201 states, 2796 states have (on average 1.3111587982832618) internal successors, (3666), 2946 states have internal predecessors, (3666), 1141 states have call successors, (1141), 233 states have call predecessors, (1141), 232 states have return successors, (1139), 1118 states have call predecessors, (1139), 1139 states have call successors, (1139) [2022-07-12 16:56:55,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4201 states to 4201 states and 5946 transitions. [2022-07-12 16:56:55,463 INFO L78 Accepts]: Start accepts. Automaton has 4201 states and 5946 transitions. Word has length 50 [2022-07-12 16:56:55,464 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 16:56:55,464 INFO L495 AbstractCegarLoop]: Abstraction has 4201 states and 5946 transitions. [2022-07-12 16:56:55,464 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.833333333333333) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (8), 4 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-07-12 16:56:55,464 INFO L276 IsEmpty]: Start isEmpty. Operand 4201 states and 5946 transitions. [2022-07-12 16:56:55,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-07-12 16:56:55,470 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 16:56:55,470 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-07-12 16:56:55,470 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-12 16:56:55,471 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_linux_block_genhd_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2022-07-12 16:56:55,471 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 16:56:55,471 INFO L85 PathProgramCache]: Analyzing trace with hash 499958785, now seen corresponding path program 1 times [2022-07-12 16:56:55,472 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 16:56:55,472 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1493368378] [2022-07-12 16:56:55,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 16:56:55,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 16:56:55,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:56:55,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 16:56:55,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:56:55,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-12 16:56:55,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:56:55,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-12 16:56:55,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:56:55,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-07-12 16:56:55,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:56:55,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 16:56:55,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:56:55,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-12 16:56:55,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:56:55,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-07-12 16:56:55,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:56:55,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-07-12 16:56:55,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:56:55,737 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-07-12 16:56:55,737 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 16:56:55,737 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1493368378] [2022-07-12 16:56:55,737 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1493368378] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 16:56:55,738 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 16:56:55,738 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-12 16:56:55,738 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [548441324] [2022-07-12 16:56:55,738 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 16:56:55,739 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-12 16:56:55,739 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 16:56:55,740 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-12 16:56:55,740 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-12 16:56:55,740 INFO L87 Difference]: Start difference. First operand 4201 states and 5946 transitions. Second operand has 6 states, 6 states have (on average 5.5) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (9), 4 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 16:57:00,836 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 16:57:06,697 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 16:57:09,694 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 16:57:09,694 INFO L93 Difference]: Finished difference Result 4201 states and 5946 transitions. [2022-07-12 16:57:09,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-12 16:57:09,694 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.5) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (9), 4 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 56 [2022-07-12 16:57:09,695 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 16:57:09,711 INFO L225 Difference]: With dead ends: 4201 [2022-07-12 16:57:09,712 INFO L226 Difference]: Without dead ends: 4199 [2022-07-12 16:57:09,713 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-07-12 16:57:09,714 INFO L413 NwaCegarLoop]: 4861 mSDtfsCounter, 10952 mSDsluCounter, 184 mSDsCounter, 0 mSdLazyCounter, 7041 mSolverCounterSat, 6604 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11003 SdHoareTripleChecker+Valid, 5045 SdHoareTripleChecker+Invalid, 13647 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6604 IncrementalHoareTripleChecker+Valid, 7041 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.5s IncrementalHoareTripleChecker+Time [2022-07-12 16:57:09,714 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11003 Valid, 5045 Invalid, 13647 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6604 Valid, 7041 Invalid, 2 Unknown, 0 Unchecked, 13.5s Time] [2022-07-12 16:57:09,720 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4199 states. [2022-07-12 16:57:09,813 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4199 to 4199. [2022-07-12 16:57:09,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4199 states, 2795 states have (on average 1.310912343470483) internal successors, (3664), 2944 states have internal predecessors, (3664), 1141 states have call successors, (1141), 233 states have call predecessors, (1141), 232 states have return successors, (1139), 1118 states have call predecessors, (1139), 1139 states have call successors, (1139) [2022-07-12 16:57:09,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4199 states to 4199 states and 5944 transitions. [2022-07-12 16:57:09,834 INFO L78 Accepts]: Start accepts. Automaton has 4199 states and 5944 transitions. Word has length 56 [2022-07-12 16:57:09,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 16:57:09,835 INFO L495 AbstractCegarLoop]: Abstraction has 4199 states and 5944 transitions. [2022-07-12 16:57:09,835 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.5) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (9), 4 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 16:57:09,835 INFO L276 IsEmpty]: Start isEmpty. Operand 4199 states and 5944 transitions. [2022-07-12 16:57:09,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-07-12 16:57:09,838 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 16:57:09,838 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-07-12 16:57:09,838 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-12 16:57:09,839 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_linux_block_queue_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2022-07-12 16:57:09,839 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 16:57:09,839 INFO L85 PathProgramCache]: Analyzing trace with hash -568274477, now seen corresponding path program 1 times [2022-07-12 16:57:09,840 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 16:57:09,840 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1993420122] [2022-07-12 16:57:09,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 16:57:09,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 16:57:09,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:09,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 16:57:09,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:10,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-12 16:57:10,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:10,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-12 16:57:10,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:10,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-07-12 16:57:10,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:10,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 16:57:10,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:10,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-12 16:57:10,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:10,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-07-12 16:57:10,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:10,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-07-12 16:57:10,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:10,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-07-12 16:57:10,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:10,074 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-07-12 16:57:10,074 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 16:57:10,074 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1993420122] [2022-07-12 16:57:10,074 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1993420122] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 16:57:10,074 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 16:57:10,074 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-12 16:57:10,075 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [95537159] [2022-07-12 16:57:10,075 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 16:57:10,075 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-12 16:57:10,075 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 16:57:10,076 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-12 16:57:10,076 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-12 16:57:10,076 INFO L87 Difference]: Start difference. First operand 4199 states and 5944 transitions. Second operand has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (10), 4 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 16:57:15,061 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 16:57:20,255 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 16:57:23,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 16:57:23,220 INFO L93 Difference]: Finished difference Result 4199 states and 5944 transitions. [2022-07-12 16:57:23,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-12 16:57:23,221 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (10), 4 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 62 [2022-07-12 16:57:23,221 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 16:57:23,237 INFO L225 Difference]: With dead ends: 4199 [2022-07-12 16:57:23,237 INFO L226 Difference]: Without dead ends: 4197 [2022-07-12 16:57:23,238 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-07-12 16:57:23,240 INFO L413 NwaCegarLoop]: 4859 mSDtfsCounter, 10946 mSDsluCounter, 184 mSDsCounter, 0 mSdLazyCounter, 7039 mSolverCounterSat, 6604 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10996 SdHoareTripleChecker+Valid, 5043 SdHoareTripleChecker+Invalid, 13645 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6604 IncrementalHoareTripleChecker+Valid, 7039 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.8s IncrementalHoareTripleChecker+Time [2022-07-12 16:57:23,241 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10996 Valid, 5043 Invalid, 13645 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6604 Valid, 7039 Invalid, 2 Unknown, 0 Unchecked, 12.8s Time] [2022-07-12 16:57:23,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4197 states. [2022-07-12 16:57:23,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4197 to 4197. [2022-07-12 16:57:23,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4197 states, 2794 states have (on average 1.3106657122405154) internal successors, (3662), 2942 states have internal predecessors, (3662), 1141 states have call successors, (1141), 233 states have call predecessors, (1141), 232 states have return successors, (1139), 1118 states have call predecessors, (1139), 1139 states have call successors, (1139) [2022-07-12 16:57:23,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4197 states to 4197 states and 5942 transitions. [2022-07-12 16:57:23,368 INFO L78 Accepts]: Start accepts. Automaton has 4197 states and 5942 transitions. Word has length 62 [2022-07-12 16:57:23,369 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 16:57:23,369 INFO L495 AbstractCegarLoop]: Abstraction has 4197 states and 5942 transitions. [2022-07-12 16:57:23,370 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (10), 4 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 16:57:23,370 INFO L276 IsEmpty]: Start isEmpty. Operand 4197 states and 5942 transitions. [2022-07-12 16:57:23,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-07-12 16:57:23,371 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 16:57:23,371 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-07-12 16:57:23,371 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-12 16:57:23,371 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_linux_block_request_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2022-07-12 16:57:23,371 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 16:57:23,371 INFO L85 PathProgramCache]: Analyzing trace with hash -1514325903, now seen corresponding path program 1 times [2022-07-12 16:57:23,372 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 16:57:23,372 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1462225569] [2022-07-12 16:57:23,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 16:57:23,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 16:57:23,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:23,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 16:57:23,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:23,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-12 16:57:23,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:23,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-12 16:57:23,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:23,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-07-12 16:57:23,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:23,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 16:57:23,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:23,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-12 16:57:23,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:23,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-07-12 16:57:23,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:23,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-07-12 16:57:23,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:23,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-07-12 16:57:23,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:23,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 16:57:23,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:23,694 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-07-12 16:57:23,694 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 16:57:23,694 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1462225569] [2022-07-12 16:57:23,694 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1462225569] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 16:57:23,694 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 16:57:23,694 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-12 16:57:23,694 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [441802661] [2022-07-12 16:57:23,695 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 16:57:23,695 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-12 16:57:23,695 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 16:57:23,695 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-12 16:57:23,695 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-12 16:57:23,696 INFO L87 Difference]: Start difference. First operand 4197 states and 5942 transitions. Second operand has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 4 states have internal predecessors, (41), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-07-12 16:57:27,192 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 16:57:30,459 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 16:57:36,832 WARN L534 Checker$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 16:57:40,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 16:57:40,084 INFO L93 Difference]: Finished difference Result 4197 states and 5942 transitions. [2022-07-12 16:57:40,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-12 16:57:40,084 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 4 states have internal predecessors, (41), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 68 [2022-07-12 16:57:40,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 16:57:40,126 INFO L225 Difference]: With dead ends: 4197 [2022-07-12 16:57:40,126 INFO L226 Difference]: Without dead ends: 4195 [2022-07-12 16:57:40,128 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-07-12 16:57:40,129 INFO L413 NwaCegarLoop]: 4857 mSDtfsCounter, 10940 mSDsluCounter, 184 mSDsCounter, 0 mSdLazyCounter, 7036 mSolverCounterSat, 6604 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10989 SdHoareTripleChecker+Valid, 5041 SdHoareTripleChecker+Invalid, 13643 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6604 IncrementalHoareTripleChecker+Valid, 7036 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.1s IncrementalHoareTripleChecker+Time [2022-07-12 16:57:40,130 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10989 Valid, 5041 Invalid, 13643 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6604 Valid, 7036 Invalid, 3 Unknown, 0 Unchecked, 16.1s Time] [2022-07-12 16:57:40,135 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4195 states. [2022-07-12 16:57:40,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4195 to 4195. [2022-07-12 16:57:40,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4195 states, 2793 states have (on average 1.3104189044038668) internal successors, (3660), 2940 states have internal predecessors, (3660), 1141 states have call successors, (1141), 233 states have call predecessors, (1141), 232 states have return successors, (1139), 1118 states have call predecessors, (1139), 1139 states have call successors, (1139) [2022-07-12 16:57:40,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4195 states to 4195 states and 5940 transitions. [2022-07-12 16:57:40,251 INFO L78 Accepts]: Start accepts. Automaton has 4195 states and 5940 transitions. Word has length 68 [2022-07-12 16:57:40,251 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 16:57:40,251 INFO L495 AbstractCegarLoop]: Abstraction has 4195 states and 5940 transitions. [2022-07-12 16:57:40,251 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 4 states have internal predecessors, (41), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-07-12 16:57:40,251 INFO L276 IsEmpty]: Start isEmpty. Operand 4195 states and 5940 transitions. [2022-07-12 16:57:40,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-07-12 16:57:40,254 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 16:57:40,254 INFO L195 NwaCegarLoop]: trace histogram [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 16:57:40,254 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-12 16:57:40,254 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_linux_drivers_base_class_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2022-07-12 16:57:40,255 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 16:57:40,255 INFO L85 PathProgramCache]: Analyzing trace with hash 1450853562, now seen corresponding path program 1 times [2022-07-12 16:57:40,255 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 16:57:40,255 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1455064323] [2022-07-12 16:57:40,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 16:57:40,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 16:57:40,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:40,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 16:57:40,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:40,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-12 16:57:40,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:40,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-12 16:57:40,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:40,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-07-12 16:57:40,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:40,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 16:57:40,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:40,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-12 16:57:40,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:40,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-07-12 16:57:40,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:40,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-07-12 16:57:40,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:40,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-07-12 16:57:40,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:40,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 16:57:40,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:40,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-07-12 16:57:40,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:40,486 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-07-12 16:57:40,487 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 16:57:40,487 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1455064323] [2022-07-12 16:57:40,487 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1455064323] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 16:57:40,487 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 16:57:40,487 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-12 16:57:40,487 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [544618254] [2022-07-12 16:57:40,487 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 16:57:40,488 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-12 16:57:40,489 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 16:57:40,489 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-12 16:57:40,489 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-12 16:57:40,489 INFO L87 Difference]: Start difference. First operand 4195 states and 5940 transitions. Second operand has 6 states, 6 states have (on average 7.5) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (12), 4 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-07-12 16:57:45,490 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 16:57:51,554 WARN L534 Checker$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 16:57:54,878 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 16:57:54,879 INFO L93 Difference]: Finished difference Result 4195 states and 5940 transitions. [2022-07-12 16:57:54,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-12 16:57:54,879 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (12), 4 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 74 [2022-07-12 16:57:54,880 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 16:57:54,928 INFO L225 Difference]: With dead ends: 4195 [2022-07-12 16:57:54,929 INFO L226 Difference]: Without dead ends: 4193 [2022-07-12 16:57:54,931 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-07-12 16:57:54,932 INFO L413 NwaCegarLoop]: 4855 mSDtfsCounter, 10934 mSDsluCounter, 184 mSDsCounter, 0 mSdLazyCounter, 7035 mSolverCounterSat, 6604 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10982 SdHoareTripleChecker+Valid, 5039 SdHoareTripleChecker+Invalid, 13641 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6604 IncrementalHoareTripleChecker+Valid, 7035 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.0s IncrementalHoareTripleChecker+Time [2022-07-12 16:57:54,932 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10982 Valid, 5039 Invalid, 13641 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6604 Valid, 7035 Invalid, 2 Unknown, 0 Unchecked, 14.0s Time] [2022-07-12 16:57:54,937 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4193 states. [2022-07-12 16:57:55,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4193 to 4193. [2022-07-12 16:57:55,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4193 states, 2792 states have (on average 1.3101719197707737) internal successors, (3658), 2938 states have internal predecessors, (3658), 1141 states have call successors, (1141), 233 states have call predecessors, (1141), 232 states have return successors, (1139), 1118 states have call predecessors, (1139), 1139 states have call successors, (1139) [2022-07-12 16:57:55,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4193 states to 4193 states and 5938 transitions. [2022-07-12 16:57:55,099 INFO L78 Accepts]: Start accepts. Automaton has 4193 states and 5938 transitions. Word has length 74 [2022-07-12 16:57:55,099 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 16:57:55,099 INFO L495 AbstractCegarLoop]: Abstraction has 4193 states and 5938 transitions. [2022-07-12 16:57:55,099 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (12), 4 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-07-12 16:57:55,099 INFO L276 IsEmpty]: Start isEmpty. Operand 4193 states and 5938 transitions. [2022-07-12 16:57:55,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-07-12 16:57:55,101 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 16:57:55,101 INFO L195 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1] [2022-07-12 16:57:55,101 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-07-12 16:57:55,101 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_linux_fs_char_dev_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2022-07-12 16:57:55,102 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 16:57:55,102 INFO L85 PathProgramCache]: Analyzing trace with hash 1005260384, now seen corresponding path program 1 times [2022-07-12 16:57:55,102 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 16:57:55,102 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1323224459] [2022-07-12 16:57:55,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 16:57:55,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 16:57:55,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:55,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 16:57:55,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:55,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-12 16:57:55,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:55,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-12 16:57:55,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:55,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-07-12 16:57:55,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:55,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 16:57:55,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:55,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-12 16:57:55,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:55,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-07-12 16:57:55,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:55,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-07-12 16:57:55,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:55,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-07-12 16:57:55,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:55,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 16:57:55,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:55,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-07-12 16:57:55,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:55,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-07-12 16:57:55,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:55,350 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-07-12 16:57:55,350 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 16:57:55,350 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1323224459] [2022-07-12 16:57:55,350 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1323224459] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 16:57:55,351 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 16:57:55,351 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-12 16:57:55,351 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [693764712] [2022-07-12 16:57:55,351 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 16:57:55,351 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-12 16:57:55,351 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 16:57:55,352 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-12 16:57:55,352 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-12 16:57:55,352 INFO L87 Difference]: Start difference. First operand 4193 states and 5938 transitions. Second operand has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (13), 4 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-07-12 16:58:00,574 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 16:58:07,185 WARN L534 Checker$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 16:58:10,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 16:58:10,807 INFO L93 Difference]: Finished difference Result 4193 states and 5938 transitions. [2022-07-12 16:58:10,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-12 16:58:10,807 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (13), 4 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 80 [2022-07-12 16:58:10,808 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 16:58:10,824 INFO L225 Difference]: With dead ends: 4193 [2022-07-12 16:58:10,824 INFO L226 Difference]: Without dead ends: 4191 [2022-07-12 16:58:10,826 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-07-12 16:58:10,826 INFO L413 NwaCegarLoop]: 4853 mSDtfsCounter, 10928 mSDsluCounter, 184 mSDsCounter, 0 mSdLazyCounter, 7033 mSolverCounterSat, 6604 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10975 SdHoareTripleChecker+Valid, 5037 SdHoareTripleChecker+Invalid, 13639 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6604 IncrementalHoareTripleChecker+Valid, 7033 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.1s IncrementalHoareTripleChecker+Time [2022-07-12 16:58:10,826 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10975 Valid, 5037 Invalid, 13639 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6604 Valid, 7033 Invalid, 2 Unknown, 0 Unchecked, 15.1s Time] [2022-07-12 16:58:10,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4191 states. [2022-07-12 16:58:10,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4191 to 4191. [2022-07-12 16:58:10,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4191 states, 2791 states have (on average 1.3099247581512004) internal successors, (3656), 2936 states have internal predecessors, (3656), 1141 states have call successors, (1141), 233 states have call predecessors, (1141), 232 states have return successors, (1139), 1118 states have call predecessors, (1139), 1139 states have call successors, (1139) [2022-07-12 16:58:10,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4191 states to 4191 states and 5936 transitions. [2022-07-12 16:58:10,956 INFO L78 Accepts]: Start accepts. Automaton has 4191 states and 5936 transitions. Word has length 80 [2022-07-12 16:58:10,956 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 16:58:10,956 INFO L495 AbstractCegarLoop]: Abstraction has 4191 states and 5936 transitions. [2022-07-12 16:58:10,956 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (13), 4 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-07-12 16:58:10,957 INFO L276 IsEmpty]: Start isEmpty. Operand 4191 states and 5936 transitions. [2022-07-12 16:58:10,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-07-12 16:58:10,960 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 16:58:10,960 INFO L195 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 16:58:10,960 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-07-12 16:58:10,961 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2022-07-12 16:58:10,961 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 16:58:10,961 INFO L85 PathProgramCache]: Analyzing trace with hash 1740538919, now seen corresponding path program 1 times [2022-07-12 16:58:10,961 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 16:58:10,961 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [365506779] [2022-07-12 16:58:10,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 16:58:10,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 16:58:11,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:58:11,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 16:58:11,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:58:11,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-12 16:58:11,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:58:11,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-12 16:58:11,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:58:11,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-07-12 16:58:11,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:58:11,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 16:58:11,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:58:11,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-12 16:58:11,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:58:11,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-07-12 16:58:11,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:58:11,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-07-12 16:58:11,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:58:11,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-07-12 16:58:11,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:58:11,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 16:58:11,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:58:11,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-07-12 16:58:11,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:58:11,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-07-12 16:58:11,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:58:11,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-07-12 16:58:11,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:58:11,191 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-07-12 16:58:11,191 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 16:58:11,191 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [365506779] [2022-07-12 16:58:11,192 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [365506779] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 16:58:11,192 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 16:58:11,192 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-12 16:58:11,192 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1314986775] [2022-07-12 16:58:11,192 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 16:58:11,193 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-12 16:58:11,193 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 16:58:11,193 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-12 16:58:11,193 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-12 16:58:11,194 INFO L87 Difference]: Start difference. First operand 4191 states and 5936 transitions. Second operand has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (14), 4 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-07-12 16:58:16,206 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 16:58:21,656 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 16:58:23,752 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 16:58:32,381 WARN L534 Checker$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 16:58:38,352 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-12 16:58:40,470 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-12 16:58:45,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 16:58:45,625 INFO L93 Difference]: Finished difference Result 8373 states and 11865 transitions. [2022-07-12 16:58:45,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-07-12 16:58:45,626 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (14), 4 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 86 [2022-07-12 16:58:45,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 16:58:45,674 INFO L225 Difference]: With dead ends: 8373 [2022-07-12 16:58:45,675 INFO L226 Difference]: Without dead ends: 8371 [2022-07-12 16:58:45,678 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-07-12 16:58:45,678 INFO L413 NwaCegarLoop]: 4913 mSDtfsCounter, 18135 mSDsluCounter, 276 mSDsCounter, 0 mSdLazyCounter, 15203 mSolverCounterSat, 11052 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 29.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18178 SdHoareTripleChecker+Valid, 5189 SdHoareTripleChecker+Invalid, 26261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 11052 IncrementalHoareTripleChecker+Valid, 15203 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 33.7s IncrementalHoareTripleChecker+Time [2022-07-12 16:58:45,678 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [18178 Valid, 5189 Invalid, 26261 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [11052 Valid, 15203 Invalid, 6 Unknown, 0 Unchecked, 33.7s Time] [2022-07-12 16:58:45,686 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8371 states. [2022-07-12 16:58:45,920 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8371 to 8229. [2022-07-12 16:58:45,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8229 states, 5497 states have (on average 1.3119883572857922) internal successors, (7212), 5761 states have internal predecessors, (7212), 2253 states have call successors, (2253), 453 states have call predecessors, (2253), 452 states have return successors, (2257), 2208 states have call predecessors, (2257), 2251 states have call successors, (2257) [2022-07-12 16:58:45,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8229 states to 8229 states and 11722 transitions. [2022-07-12 16:58:45,960 INFO L78 Accepts]: Start accepts. Automaton has 8229 states and 11722 transitions. Word has length 86 [2022-07-12 16:58:45,960 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 16:58:45,960 INFO L495 AbstractCegarLoop]: Abstraction has 8229 states and 11722 transitions. [2022-07-12 16:58:45,960 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (14), 4 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-07-12 16:58:45,961 INFO L276 IsEmpty]: Start isEmpty. Operand 8229 states and 11722 transitions. [2022-07-12 16:58:45,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-07-12 16:58:45,963 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 16:58:45,963 INFO L195 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 16:58:45,963 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-07-12 16:58:45,964 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2022-07-12 16:58:45,964 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 16:58:45,964 INFO L85 PathProgramCache]: Analyzing trace with hash 1952121234, now seen corresponding path program 1 times [2022-07-12 16:58:45,964 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 16:58:45,964 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1660312748] [2022-07-12 16:58:45,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 16:58:45,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 16:58:46,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:58:46,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 16:58:46,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:58:46,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-12 16:58:46,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:58:46,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-12 16:58:46,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:58:46,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-07-12 16:58:46,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:58:46,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 16:58:46,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:58:46,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-12 16:58:46,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:58:46,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-07-12 16:58:46,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:58:46,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-07-12 16:58:46,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:58:46,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-07-12 16:58:46,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:58:46,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 16:58:46,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:58:46,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-07-12 16:58:46,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:58:46,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-07-12 16:58:46,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:58:46,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-07-12 16:58:46,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:58:46,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-12 16:58:46,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:58:46,176 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-07-12 16:58:46,177 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 16:58:46,177 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1660312748] [2022-07-12 16:58:46,177 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1660312748] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 16:58:46,177 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 16:58:46,177 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-12 16:58:46,177 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [986517038] [2022-07-12 16:58:46,177 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 16:58:46,178 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-12 16:58:46,178 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 16:58:46,178 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-12 16:58:46,178 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-12 16:58:46,179 INFO L87 Difference]: Start difference. First operand 8229 states and 11722 transitions. Second operand has 6 states, 6 states have (on average 9.5) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-07-12 16:58:51,716 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 16:58:58,704 WARN L534 Checker$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 16:59:02,373 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 16:59:02,374 INFO L93 Difference]: Finished difference Result 8229 states and 11722 transitions. [2022-07-12 16:59:02,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-12 16:59:02,374 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.5) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 92 [2022-07-12 16:59:02,374 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 16:59:02,397 INFO L225 Difference]: With dead ends: 8229 [2022-07-12 16:59:02,398 INFO L226 Difference]: Without dead ends: 8227 [2022-07-12 16:59:02,401 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-07-12 16:59:02,401 INFO L413 NwaCegarLoop]: 4851 mSDtfsCounter, 10926 mSDsluCounter, 184 mSDsCounter, 0 mSdLazyCounter, 7027 mSolverCounterSat, 6604 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10971 SdHoareTripleChecker+Valid, 5035 SdHoareTripleChecker+Invalid, 13633 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6604 IncrementalHoareTripleChecker+Valid, 7027 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.7s IncrementalHoareTripleChecker+Time [2022-07-12 16:59:02,401 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10971 Valid, 5035 Invalid, 13633 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6604 Valid, 7027 Invalid, 2 Unknown, 0 Unchecked, 15.7s Time] [2022-07-12 16:59:02,408 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8227 states. [2022-07-12 16:59:02,618 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8227 to 8227. [2022-07-12 16:59:02,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8227 states, 5496 states have (on average 1.311863173216885) internal successors, (7210), 5759 states have internal predecessors, (7210), 2253 states have call successors, (2253), 453 states have call predecessors, (2253), 452 states have return successors, (2257), 2208 states have call predecessors, (2257), 2251 states have call successors, (2257) [2022-07-12 16:59:02,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8227 states to 8227 states and 11720 transitions. [2022-07-12 16:59:02,654 INFO L78 Accepts]: Start accepts. Automaton has 8227 states and 11720 transitions. Word has length 92 [2022-07-12 16:59:02,654 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 16:59:02,654 INFO L495 AbstractCegarLoop]: Abstraction has 8227 states and 11720 transitions. [2022-07-12 16:59:02,655 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.5) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-07-12 16:59:02,655 INFO L276 IsEmpty]: Start isEmpty. Operand 8227 states and 11720 transitions. [2022-07-12 16:59:02,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-07-12 16:59:02,656 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 16:59:02,656 INFO L195 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 16:59:02,656 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-07-12 16:59:02,656 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2022-07-12 16:59:02,656 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 16:59:02,657 INFO L85 PathProgramCache]: Analyzing trace with hash -911912139, now seen corresponding path program 1 times [2022-07-12 16:59:02,657 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 16:59:02,657 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [980372391] [2022-07-12 16:59:02,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 16:59:02,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 16:59:02,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:59:02,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 16:59:02,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:59:02,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-12 16:59:02,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:59:02,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-12 16:59:02,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:59:02,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-07-12 16:59:02,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:59:02,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 16:59:02,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:59:02,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-12 16:59:02,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:59:02,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-07-12 16:59:02,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:59:02,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-07-12 16:59:02,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:59:02,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-07-12 16:59:02,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:59:02,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 16:59:02,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:59:02,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-07-12 16:59:02,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:59:02,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-07-12 16:59:02,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:59:02,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-07-12 16:59:02,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:59:02,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-12 16:59:02,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:59:02,854 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-07-12 16:59:02,855 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 16:59:02,855 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [980372391] [2022-07-12 16:59:02,855 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [980372391] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 16:59:02,855 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 16:59:02,855 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-12 16:59:02,855 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [820486754] [2022-07-12 16:59:02,855 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 16:59:02,856 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-12 16:59:02,856 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 16:59:02,856 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-12 16:59:02,857 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-12 16:59:02,857 INFO L87 Difference]: Start difference. First operand 8227 states and 11720 transitions. Second operand has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-07-12 16:59:06,969 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-12 16:59:10,570 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 16:59:17,724 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 16:59:22,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 16:59:22,399 INFO L93 Difference]: Finished difference Result 8227 states and 11720 transitions. [2022-07-12 16:59:22,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-12 16:59:22,400 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 94 [2022-07-12 16:59:22,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 16:59:22,426 INFO L225 Difference]: With dead ends: 8227 [2022-07-12 16:59:22,426 INFO L226 Difference]: Without dead ends: 8225 [2022-07-12 16:59:22,431 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-07-12 16:59:22,433 INFO L413 NwaCegarLoop]: 4849 mSDtfsCounter, 10914 mSDsluCounter, 184 mSDsCounter, 0 mSdLazyCounter, 7028 mSolverCounterSat, 6604 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10959 SdHoareTripleChecker+Valid, 5033 SdHoareTripleChecker+Invalid, 13635 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6604 IncrementalHoareTripleChecker+Valid, 7028 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.0s IncrementalHoareTripleChecker+Time [2022-07-12 16:59:22,433 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10959 Valid, 5033 Invalid, 13635 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6604 Valid, 7028 Invalid, 3 Unknown, 0 Unchecked, 19.0s Time] [2022-07-12 16:59:22,442 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8225 states. [2022-07-12 16:59:22,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8225 to 8225. [2022-07-12 16:59:22,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8225 states, 5495 states have (on average 1.3117379435850773) internal successors, (7208), 5757 states have internal predecessors, (7208), 2253 states have call successors, (2253), 453 states have call predecessors, (2253), 452 states have return successors, (2257), 2208 states have call predecessors, (2257), 2251 states have call successors, (2257) [2022-07-12 16:59:22,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8225 states to 8225 states and 11718 transitions. [2022-07-12 16:59:22,736 INFO L78 Accepts]: Start accepts. Automaton has 8225 states and 11718 transitions. Word has length 94 [2022-07-12 16:59:22,737 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 16:59:22,737 INFO L495 AbstractCegarLoop]: Abstraction has 8225 states and 11718 transitions. [2022-07-12 16:59:22,737 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-07-12 16:59:22,737 INFO L276 IsEmpty]: Start isEmpty. Operand 8225 states and 11718 transitions. [2022-07-12 16:59:22,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-07-12 16:59:22,739 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 16:59:22,739 INFO L195 NwaCegarLoop]: trace histogram [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, 1, 1, 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 16:59:22,739 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-07-12 16:59:22,739 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_linux_kernel_module_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2022-07-12 16:59:22,740 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 16:59:22,740 INFO L85 PathProgramCache]: Analyzing trace with hash -1427621268, now seen corresponding path program 1 times [2022-07-12 16:59:22,740 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 16:59:22,740 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [783813387] [2022-07-12 16:59:22,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 16:59:22,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 16:59:22,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:59:22,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 16:59:22,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:59:22,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-12 16:59:22,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:59:22,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-12 16:59:22,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:59:22,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-07-12 16:59:22,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:59:22,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 16:59:22,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:59:22,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-12 16:59:22,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:59:22,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-07-12 16:59:22,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:59:22,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-07-12 16:59:22,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:59:22,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-07-12 16:59:22,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:59:22,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 16:59:22,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:59:22,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-07-12 16:59:22,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:59:22,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-07-12 16:59:22,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:59:22,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-07-12 16:59:22,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:59:22,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-12 16:59:22,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:59:22,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-07-12 16:59:22,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:59:22,972 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-07-12 16:59:22,972 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 16:59:22,972 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [783813387] [2022-07-12 16:59:22,973 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [783813387] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 16:59:22,973 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 16:59:22,973 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-12 16:59:22,973 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1420129702] [2022-07-12 16:59:22,973 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 16:59:22,973 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-12 16:59:22,974 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 16:59:22,974 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-12 16:59:22,974 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-12 16:59:22,974 INFO L87 Difference]: Start difference. First operand 8225 states and 11718 transitions. Second operand has 6 states, 6 states have (on average 10.5) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-07-12 16:59:28,293 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 16:59:35,098 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 16:59:38,880 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 16:59:38,880 INFO L93 Difference]: Finished difference Result 8225 states and 11718 transitions. [2022-07-12 16:59:38,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-12 16:59:38,880 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.5) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 100 [2022-07-12 16:59:38,881 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 16:59:38,934 INFO L225 Difference]: With dead ends: 8225 [2022-07-12 16:59:38,934 INFO L226 Difference]: Without dead ends: 8223 [2022-07-12 16:59:38,938 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-07-12 16:59:38,939 INFO L413 NwaCegarLoop]: 4847 mSDtfsCounter, 10910 mSDsluCounter, 184 mSDsCounter, 0 mSdLazyCounter, 7027 mSolverCounterSat, 6604 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10954 SdHoareTripleChecker+Valid, 5031 SdHoareTripleChecker+Invalid, 13633 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6604 IncrementalHoareTripleChecker+Valid, 7027 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.4s IncrementalHoareTripleChecker+Time [2022-07-12 16:59:38,941 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10954 Valid, 5031 Invalid, 13633 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6604 Valid, 7027 Invalid, 2 Unknown, 0 Unchecked, 15.4s Time] [2022-07-12 16:59:38,949 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8223 states. [2022-07-12 16:59:39,183 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8223 to 8223. [2022-07-12 16:59:39,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8223 states, 5494 states have (on average 1.3116126683654896) internal successors, (7206), 5755 states have internal predecessors, (7206), 2253 states have call successors, (2253), 453 states have call predecessors, (2253), 452 states have return successors, (2257), 2208 states have call predecessors, (2257), 2251 states have call successors, (2257) [2022-07-12 16:59:39,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8223 states to 8223 states and 11716 transitions. [2022-07-12 16:59:39,220 INFO L78 Accepts]: Start accepts. Automaton has 8223 states and 11716 transitions. Word has length 100 [2022-07-12 16:59:39,220 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 16:59:39,221 INFO L495 AbstractCegarLoop]: Abstraction has 8223 states and 11716 transitions. [2022-07-12 16:59:39,221 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.5) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-07-12 16:59:39,221 INFO L276 IsEmpty]: Start isEmpty. Operand 8223 states and 11716 transitions. [2022-07-12 16:59:39,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-07-12 16:59:39,223 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 16:59:39,223 INFO L195 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:59:39,223 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-07-12 16:59:39,223 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_linux_kernel_rcu_update_lock_bh_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2022-07-12 16:59:39,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 16:59:39,224 INFO L85 PathProgramCache]: Analyzing trace with hash 2073136252, now seen corresponding path program 1 times [2022-07-12 16:59:39,224 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 16:59:39,224 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1540704080] [2022-07-12 16:59:39,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 16:59:39,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 16:59:39,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:59:39,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 16:59:39,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:59:39,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-12 16:59:39,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:59:39,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-12 16:59:39,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:59:39,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-07-12 16:59:39,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:59:39,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 16:59:39,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:59:39,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-12 16:59:39,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:59:39,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-07-12 16:59:39,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:59:39,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-07-12 16:59:39,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:59:39,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-07-12 16:59:39,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:59:39,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 16:59:39,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:59:39,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-07-12 16:59:39,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:59:39,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-07-12 16:59:39,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:59:39,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-07-12 16:59:39,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:59:39,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-12 16:59:39,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:59:39,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-07-12 16:59:39,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:59:39,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-07-12 16:59:39,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:59:39,408 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-07-12 16:59:39,408 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 16:59:39,408 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1540704080] [2022-07-12 16:59:39,408 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1540704080] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 16:59:39,408 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 16:59:39,409 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-12 16:59:39,409 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1229601238] [2022-07-12 16:59:39,409 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 16:59:39,409 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-12 16:59:39,409 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 16:59:39,410 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-12 16:59:39,410 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-12 16:59:39,410 INFO L87 Difference]: Start difference. First operand 8223 states and 11716 transitions. Second operand has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-07-12 16:59:45,010 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 16:59:51,429 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 16:59:54,934 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 16:59:54,934 INFO L93 Difference]: Finished difference Result 8223 states and 11716 transitions. [2022-07-12 16:59:54,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-12 16:59:54,935 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 106 [2022-07-12 16:59:54,935 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 16:59:54,962 INFO L225 Difference]: With dead ends: 8223 [2022-07-12 16:59:54,962 INFO L226 Difference]: Without dead ends: 8221 [2022-07-12 16:59:54,965 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-07-12 16:59:54,965 INFO L413 NwaCegarLoop]: 4844 mSDtfsCounter, 10904 mSDsluCounter, 184 mSDsCounter, 0 mSdLazyCounter, 7026 mSolverCounterSat, 6604 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10947 SdHoareTripleChecker+Valid, 5028 SdHoareTripleChecker+Invalid, 13632 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6604 IncrementalHoareTripleChecker+Valid, 7026 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.0s IncrementalHoareTripleChecker+Time [2022-07-12 16:59:54,965 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10947 Valid, 5028 Invalid, 13632 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6604 Valid, 7026 Invalid, 2 Unknown, 0 Unchecked, 15.0s Time] [2022-07-12 16:59:54,971 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8221 states. [2022-07-12 16:59:55,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8221 to 8221. [2022-07-12 16:59:55,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8221 states, 5493 states have (on average 1.311487347533224) internal successors, (7204), 5753 states have internal predecessors, (7204), 2253 states have call successors, (2253), 453 states have call predecessors, (2253), 452 states have return successors, (2257), 2208 states have call predecessors, (2257), 2251 states have call successors, (2257) [2022-07-12 16:59:55,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8221 states to 8221 states and 11714 transitions. [2022-07-12 16:59:55,235 INFO L78 Accepts]: Start accepts. Automaton has 8221 states and 11714 transitions. Word has length 106 [2022-07-12 16:59:55,236 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 16:59:55,236 INFO L495 AbstractCegarLoop]: Abstraction has 8221 states and 11714 transitions. [2022-07-12 16:59:55,236 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-07-12 16:59:55,236 INFO L276 IsEmpty]: Start isEmpty. Operand 8221 states and 11714 transitions. [2022-07-12 16:59:55,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-07-12 16:59:55,237 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 16:59:55,237 INFO L195 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:59:55,238 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-07-12 16:59:55,238 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_linux_kernel_rcu_update_lock_sched_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2022-07-12 16:59:55,238 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 16:59:55,238 INFO L85 PathProgramCache]: Analyzing trace with hash -43296340, now seen corresponding path program 1 times [2022-07-12 16:59:55,238 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 16:59:55,238 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [642513166] [2022-07-12 16:59:55,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 16:59:55,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 16:59:55,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:59:55,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 16:59:55,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:59:55,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-12 16:59:55,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:59:55,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-12 16:59:55,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:59:55,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-07-12 16:59:55,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:59:55,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 16:59:55,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:59:55,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-12 16:59:55,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:59:55,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-07-12 16:59:55,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:59:55,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-07-12 16:59:55,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:59:55,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-07-12 16:59:55,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:59:55,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 16:59:55,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:59:55,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-07-12 16:59:55,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:59:55,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-07-12 16:59:55,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:59:55,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-07-12 16:59:55,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:59:55,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-12 16:59:55,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:59:55,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-07-12 16:59:55,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:59:55,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-07-12 16:59:55,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:59:55,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-12 16:59:55,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:59:55,443 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-07-12 16:59:55,443 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 16:59:55,443 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [642513166] [2022-07-12 16:59:55,443 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [642513166] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 16:59:55,443 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 16:59:55,444 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-12 16:59:55,444 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1604883861] [2022-07-12 16:59:55,444 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 16:59:55,444 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-12 16:59:55,444 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 16:59:55,444 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-12 16:59:55,444 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-12 16:59:55,444 INFO L87 Difference]: Start difference. First operand 8221 states and 11714 transitions. Second operand has 6 states, 6 states have (on average 11.833333333333334) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-07-12 17:00:06,458 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 17:00:10,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 17:00:10,332 INFO L93 Difference]: Finished difference Result 8221 states and 11714 transitions. [2022-07-12 17:00:10,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-12 17:00:10,332 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.833333333333334) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 112 [2022-07-12 17:00:10,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 17:00:10,355 INFO L225 Difference]: With dead ends: 8221 [2022-07-12 17:00:10,355 INFO L226 Difference]: Without dead ends: 8219 [2022-07-12 17:00:10,362 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-07-12 17:00:10,362 INFO L413 NwaCegarLoop]: 4842 mSDtfsCounter, 10898 mSDsluCounter, 184 mSDsCounter, 0 mSdLazyCounter, 7025 mSolverCounterSat, 6604 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10940 SdHoareTripleChecker+Valid, 5026 SdHoareTripleChecker+Invalid, 13630 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6604 IncrementalHoareTripleChecker+Valid, 7025 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.3s IncrementalHoareTripleChecker+Time [2022-07-12 17:00:10,363 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10940 Valid, 5026 Invalid, 13630 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6604 Valid, 7025 Invalid, 1 Unknown, 0 Unchecked, 14.3s Time] [2022-07-12 17:00:10,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8219 states. [2022-07-12 17:00:10,703 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8219 to 8219. [2022-07-12 17:00:10,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8219 states, 5492 states have (on average 1.311361981063365) internal successors, (7202), 5751 states have internal predecessors, (7202), 2253 states have call successors, (2253), 453 states have call predecessors, (2253), 452 states have return successors, (2257), 2208 states have call predecessors, (2257), 2251 states have call successors, (2257) [2022-07-12 17:00:10,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8219 states to 8219 states and 11712 transitions. [2022-07-12 17:00:10,751 INFO L78 Accepts]: Start accepts. Automaton has 8219 states and 11712 transitions. Word has length 112 [2022-07-12 17:00:10,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 17:00:10,751 INFO L495 AbstractCegarLoop]: Abstraction has 8219 states and 11712 transitions. [2022-07-12 17:00:10,752 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.833333333333334) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-07-12 17:00:10,752 INFO L276 IsEmpty]: Start isEmpty. Operand 8219 states and 11712 transitions. [2022-07-12 17:00:10,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-07-12 17:00:10,753 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 17:00:10,754 INFO L195 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:00:10,754 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-07-12 17:00:10,754 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2022-07-12 17:00:10,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 17:00:10,754 INFO L85 PathProgramCache]: Analyzing trace with hash -1354333474, now seen corresponding path program 1 times [2022-07-12 17:00:10,755 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 17:00:10,755 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [625993129] [2022-07-12 17:00:10,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 17:00:10,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 17:00:10,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:00:10,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 17:00:10,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:00:10,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-12 17:00:10,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:00:10,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-12 17:00:10,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:00:10,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-07-12 17:00:10,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:00:10,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 17:00:10,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:00:11,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-12 17:00:11,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:00:11,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-07-12 17:00:11,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:00:11,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-07-12 17:00:11,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:00:11,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-07-12 17:00:11,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:00:11,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 17:00:11,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:00:11,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-07-12 17:00:11,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:00:11,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-07-12 17:00:11,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:00:11,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-07-12 17:00:11,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:00:11,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-12 17:00:11,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:00:11,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-07-12 17:00:11,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:00:11,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-07-12 17:00:11,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:00:11,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-12 17:00:11,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:00:11,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-07-12 17:00:11,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:00:11,095 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-07-12 17:00:11,095 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 17:00:11,095 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [625993129] [2022-07-12 17:00:11,095 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [625993129] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 17:00:11,095 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 17:00:11,095 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-12 17:00:11,096 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [436850091] [2022-07-12 17:00:11,096 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 17:00:11,096 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-12 17:00:11,096 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 17:00:11,097 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-12 17:00:11,097 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-12 17:00:11,097 INFO L87 Difference]: Start difference. First operand 8219 states and 11712 transitions. Second operand has 6 states, 6 states have (on average 12.5) internal successors, (75), 4 states have internal predecessors, (75), 2 states have call successors, (19), 4 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 17:00:21,192 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 17:00:29,531 WARN L534 Checker$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 17:00:35,244 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 17:00:40,782 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 17:00:40,782 INFO L93 Difference]: Finished difference Result 12006 states and 17100 transitions. [2022-07-12 17:00:40,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-07-12 17:00:40,782 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.5) internal successors, (75), 4 states have internal predecessors, (75), 2 states have call successors, (19), 4 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 118 [2022-07-12 17:00:40,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 17:00:40,826 INFO L225 Difference]: With dead ends: 12006 [2022-07-12 17:00:40,826 INFO L226 Difference]: Without dead ends: 12004 [2022-07-12 17:00:40,832 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-07-12 17:00:40,832 INFO L413 NwaCegarLoop]: 5465 mSDtfsCounter, 16173 mSDsluCounter, 276 mSDsCounter, 0 mSdLazyCounter, 15562 mSolverCounterSat, 10192 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16211 SdHoareTripleChecker+Valid, 5741 SdHoareTripleChecker+Invalid, 25757 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 10192 IncrementalHoareTripleChecker+Valid, 15562 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 28.7s IncrementalHoareTripleChecker+Time [2022-07-12 17:00:40,833 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [16211 Valid, 5741 Invalid, 25757 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [10192 Valid, 15562 Invalid, 3 Unknown, 0 Unchecked, 28.7s Time] [2022-07-12 17:00:40,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12004 states. [2022-07-12 17:00:41,296 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12004 to 11900. [2022-07-12 17:00:41,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11900 states, 7963 states have (on average 1.311314831093809) internal successors, (10442), 8336 states have internal predecessors, (10442), 3255 states have call successors, (3255), 663 states have call predecessors, (3255), 660 states have return successors, (3294), 3177 states have call predecessors, (3294), 3253 states have call successors, (3294) [2022-07-12 17:00:41,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11900 states to 11900 states and 16991 transitions. [2022-07-12 17:00:41,369 INFO L78 Accepts]: Start accepts. Automaton has 11900 states and 16991 transitions. Word has length 118 [2022-07-12 17:00:41,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 17:00:41,372 INFO L495 AbstractCegarLoop]: Abstraction has 11900 states and 16991 transitions. [2022-07-12 17:00:41,372 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.5) internal successors, (75), 4 states have internal predecessors, (75), 2 states have call successors, (19), 4 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 17:00:41,372 INFO L276 IsEmpty]: Start isEmpty. Operand 11900 states and 16991 transitions. [2022-07-12 17:00:41,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-07-12 17:00:41,374 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 17:00:41,374 INFO L195 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:00:41,374 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-07-12 17:00:41,374 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_linux_kernel_rcu_srcu_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2022-07-12 17:00:41,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 17:00:41,374 INFO L85 PathProgramCache]: Analyzing trace with hash 46931347, now seen corresponding path program 1 times [2022-07-12 17:00:41,375 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 17:00:41,375 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [801611824] [2022-07-12 17:00:41,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 17:00:41,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 17:00:41,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:00:41,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 17:00:41,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:00:41,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-12 17:00:41,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:00:41,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-12 17:00:41,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:00:41,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-07-12 17:00:41,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:00:41,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 17:00:41,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:00:41,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-12 17:00:41,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:00:41,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-07-12 17:00:41,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:00:41,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-07-12 17:00:41,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:00:41,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-07-12 17:00:41,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:00:41,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 17:00:41,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:00:41,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-07-12 17:00:41,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:00:41,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-07-12 17:00:41,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:00:41,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-07-12 17:00:41,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:00:41,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-12 17:00:41,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:00:41,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-07-12 17:00:41,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:00:41,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-07-12 17:00:41,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:00:41,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-12 17:00:41,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:00:41,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-07-12 17:00:41,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:00:41,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-12 17:00:41,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:00:41,643 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-07-12 17:00:41,643 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 17:00:41,643 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [801611824] [2022-07-12 17:00:41,643 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [801611824] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 17:00:41,644 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 17:00:41,644 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-12 17:00:41,644 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [961738522] [2022-07-12 17:00:41,644 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 17:00:41,644 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-12 17:00:41,644 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 17:00:41,645 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-12 17:00:41,645 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-12 17:00:41,646 INFO L87 Difference]: Start difference. First operand 11900 states and 16991 transitions. Second operand has 6 states, 6 states have (on average 13.166666666666666) internal successors, (79), 4 states have internal predecessors, (79), 2 states have call successors, (20), 4 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19)