./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--net--ethernet--atheros--alx--alx.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--net--ethernet--atheros--alx--alx.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 deb1ab2dfee1720097b2641f46d2c4bfdc556bdc54a3c09b9a590ecca720241b --- Real Ultimate output --- This is Ultimate 0.2.2-?-6c24879 [2022-07-12 17:00:50,633 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-12 17:00:50,634 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-12 17:00:50,661 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-12 17:00:50,662 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-12 17:00:50,663 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-12 17:00:50,666 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-12 17:00:50,669 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-12 17:00:50,671 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-12 17:00:50,674 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-12 17:00:50,674 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-12 17:00:50,676 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-12 17:00:50,676 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-12 17:00:50,678 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-12 17:00:50,679 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-12 17:00:50,680 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-12 17:00:50,681 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-12 17:00:50,682 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-12 17:00:50,684 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-12 17:00:50,688 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-12 17:00:50,689 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-12 17:00:50,690 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-12 17:00:50,690 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-12 17:00:50,691 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-12 17:00:50,692 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-12 17:00:50,697 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-12 17:00:50,697 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-12 17:00:50,697 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-12 17:00:50,698 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-12 17:00:50,698 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-12 17:00:50,699 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-12 17:00:50,699 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-12 17:00:50,701 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-12 17:00:50,701 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-12 17:00:50,702 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-12 17:00:50,703 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-12 17:00:50,703 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-12 17:00:50,704 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-12 17:00:50,704 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-12 17:00:50,704 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-12 17:00:50,705 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-12 17:00:50,706 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-12 17:00:50,707 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-12 17:00:50,723 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-12 17:00:50,724 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-12 17:00:50,724 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-12 17:00:50,724 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-12 17:00:50,725 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-12 17:00:50,725 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-12 17:00:50,725 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-12 17:00:50,725 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-12 17:00:50,725 INFO L138 SettingsManager]: * Use SBE=true [2022-07-12 17:00:50,726 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-12 17:00:50,726 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-12 17:00:50,727 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-12 17:00:50,727 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-12 17:00:50,727 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-12 17:00:50,727 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-12 17:00:50,727 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-12 17:00:50,727 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-12 17:00:50,727 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-12 17:00:50,728 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-12 17:00:50,728 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-12 17:00:50,729 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-12 17:00:50,729 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 17:00:50,729 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-12 17:00:50,729 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-12 17:00:50,729 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-12 17:00:50,729 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-12 17:00:50,730 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-12 17:00:50,730 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-12 17:00:50,730 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-12 17:00:50,730 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-12 17:00:50,730 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> deb1ab2dfee1720097b2641f46d2c4bfdc556bdc54a3c09b9a590ecca720241b [2022-07-12 17:00:50,926 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-12 17:00:50,953 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-12 17:00:50,955 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-12 17:00:50,956 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-12 17:00:50,957 INFO L275 PluginConnector]: CDTParser initialized [2022-07-12 17:00:50,958 INFO L432 ainManager$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--net--ethernet--atheros--alx--alx.ko.cil.i [2022-07-12 17:00:51,016 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a244ee8ea/8840c071f02b48de8ae6dc2d30e2eb69/FLAG1f0dded88 [2022-07-12 17:00:51,674 INFO L306 CDTParser]: Found 1 translation units. [2022-07-12 17:00:51,674 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i [2022-07-12 17:00:51,715 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a244ee8ea/8840c071f02b48de8ae6dc2d30e2eb69/FLAG1f0dded88 [2022-07-12 17:00:51,982 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a244ee8ea/8840c071f02b48de8ae6dc2d30e2eb69 [2022-07-12 17:00:51,987 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-12 17:00:51,988 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-12 17:00:51,989 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-12 17:00:51,989 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-12 17:00:51,992 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-12 17:00:51,993 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 05:00:51" (1/1) ... [2022-07-12 17:00:51,993 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5af983b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 05:00:51, skipping insertion in model container [2022-07-12 17:00:51,993 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 05:00:51" (1/1) ... [2022-07-12 17:00:51,998 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-12 17:00:52,125 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 17:00:56,834 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[524188,524201] [2022-07-12 17:00:56,842 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[524333,524346] [2022-07-12 17:00:56,843 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[524479,524492] [2022-07-12 17:00:56,843 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[524644,524657] [2022-07-12 17:00:56,848 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[524802,524815] [2022-07-12 17:00:56,849 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[524960,524973] [2022-07-12 17:00:56,849 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[525118,525131] [2022-07-12 17:00:56,850 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[525278,525291] [2022-07-12 17:00:56,850 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[525437,525450] [2022-07-12 17:00:56,851 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[525576,525589] [2022-07-12 17:00:56,851 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[525718,525731] [2022-07-12 17:00:56,851 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[525867,525880] [2022-07-12 17:00:56,852 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[526006,526019] [2022-07-12 17:00:56,852 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[526161,526174] [2022-07-12 17:00:56,852 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[526321,526334] [2022-07-12 17:00:56,853 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[526472,526485] [2022-07-12 17:00:56,853 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[526623,526636] [2022-07-12 17:00:56,853 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[526775,526788] [2022-07-12 17:00:56,854 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[526924,526937] [2022-07-12 17:00:56,854 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[527072,527085] [2022-07-12 17:00:56,855 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[527229,527242] [2022-07-12 17:00:56,855 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[527378,527391] [2022-07-12 17:00:56,855 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[527534,527547] [2022-07-12 17:00:56,856 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[527687,527700] [2022-07-12 17:00:56,857 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[527833,527846] [2022-07-12 17:00:56,858 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[527976,527989] [2022-07-12 17:00:56,858 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[528128,528141] [2022-07-12 17:00:56,859 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[528274,528287] [2022-07-12 17:00:56,859 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[528419,528432] [2022-07-12 17:00:56,860 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[528573,528586] [2022-07-12 17:00:56,861 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[528724,528737] [2022-07-12 17:00:56,861 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[528879,528892] [2022-07-12 17:00:56,862 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[529031,529044] [2022-07-12 17:00:56,862 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[529186,529199] [2022-07-12 17:00:56,863 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[529350,529363] [2022-07-12 17:00:56,863 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[529506,529519] [2022-07-12 17:00:56,863 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[529670,529683] [2022-07-12 17:00:56,864 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[529812,529825] [2022-07-12 17:00:56,864 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[529970,529983] [2022-07-12 17:00:56,864 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[530137,530150] [2022-07-12 17:00:56,865 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[530296,530309] [2022-07-12 17:00:56,866 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[530455,530468] [2022-07-12 17:00:56,866 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[530604,530617] [2022-07-12 17:00:56,867 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[530751,530764] [2022-07-12 17:00:56,867 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[530890,530903] [2022-07-12 17:00:56,867 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[531053,531066] [2022-07-12 17:00:56,868 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[531219,531232] [2022-07-12 17:00:56,869 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[531383,531396] [2022-07-12 17:00:56,869 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[531548,531561] [2022-07-12 17:00:56,869 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[531713,531726] [2022-07-12 17:00:56,873 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[531879,531892] [2022-07-12 17:00:56,873 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[532044,532057] [2022-07-12 17:00:56,873 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[532211,532224] [2022-07-12 17:00:56,874 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[532371,532384] [2022-07-12 17:00:56,874 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[532533,532546] [2022-07-12 17:00:56,875 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[532692,532705] [2022-07-12 17:00:56,875 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[532838,532851] [2022-07-12 17:00:56,875 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[532981,532994] [2022-07-12 17:00:56,876 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[533125,533138] [2022-07-12 17:00:56,876 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[533268,533281] [2022-07-12 17:00:56,876 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[533412,533425] [2022-07-12 17:00:56,877 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[533553,533566] [2022-07-12 17:00:56,877 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[533691,533704] [2022-07-12 17:00:56,878 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[533849,533862] [2022-07-12 17:00:56,878 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[534008,534021] [2022-07-12 17:00:56,878 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[534164,534177] [2022-07-12 17:00:56,879 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[534313,534326] [2022-07-12 17:00:56,879 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[534465,534478] [2022-07-12 17:00:56,879 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[534616,534629] [2022-07-12 17:00:56,880 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[534765,534778] [2022-07-12 17:00:56,880 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[534917,534930] [2022-07-12 17:00:56,880 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[535065,535078] [2022-07-12 17:00:56,881 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[535218,535231] [2022-07-12 17:00:56,882 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[535369,535382] [2022-07-12 17:00:56,882 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[535519,535532] [2022-07-12 17:00:56,883 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[535666,535679] [2022-07-12 17:00:56,883 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[535817,535830] [2022-07-12 17:00:56,883 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[535968,535981] [2022-07-12 17:00:56,884 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[536116,536129] [2022-07-12 17:00:56,884 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[536282,536295] [2022-07-12 17:00:56,884 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[536451,536464] [2022-07-12 17:00:56,885 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[536618,536631] [2022-07-12 17:00:56,885 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[536786,536799] [2022-07-12 17:00:56,885 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[536936,536949] [2022-07-12 17:00:56,886 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[537083,537096] [2022-07-12 17:00:56,886 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[537244,537257] [2022-07-12 17:00:56,886 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[537414,537427] [2022-07-12 17:00:56,886 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[537576,537589] [2022-07-12 17:00:56,912 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 17:00:56,983 INFO L203 MainTranslator]: Completed pre-run [2022-07-12 17:00:57,217 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: de.uni_freiburg.informatik.ultimate.boogie.typechecker.TypeCheckException: Type check failed for C: phy_val = (unsigned int )phy_val & 65027U [15483] at de.uni_freiburg.informatik.ultimate.boogie.TypeErrorReporter.report(TypeErrorReporter.java:52) at de.uni_freiburg.informatik.ultimate.boogie.typechecker.TypeCheckHelper.typeCheckBinaryExpression(TypeCheckHelper.java:207) at de.uni_freiburg.informatik.ultimate.boogie.ExpressionFactory.constructBinaryExpression(ExpressionFactory.java:597) at de.uni_freiburg.informatik.ultimate.boogie.ExpressionFactory.newBinaryExpression(ExpressionFactory.java:132) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitabsTranslation.abstractAssign(BitabsTranslation.java:483) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.abstractAssginWithBitwiseOp(IntegerTranslation.java:973) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:737) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1397) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:326) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1627) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:332) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1650) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:332) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1627) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:332) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1627) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:332) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1470) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:289) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2361) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:601) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:270) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.performMainRun(MainTranslator.java:244) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:206) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-07-12 17:00:57,221 INFO L158 Benchmark]: Toolchain (without parser) took 5232.06ms. Allocated memory was 104.9MB in the beginning and 216.0MB in the end (delta: 111.1MB). Free memory was 72.4MB in the beginning and 104.5MB in the end (delta: -32.1MB). Peak memory consumption was 119.9MB. Max. memory is 16.1GB. [2022-07-12 17:00:57,221 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 104.9MB. Free memory is still 59.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-12 17:00:57,222 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5230.82ms. Allocated memory was 104.9MB in the beginning and 216.0MB in the end (delta: 111.1MB). Free memory was 72.0MB in the beginning and 104.5MB in the end (delta: -32.5MB). Peak memory consumption was 117.8MB. Max. memory is 16.1GB. [2022-07-12 17:00:57,222 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 104.9MB. Free memory is still 59.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5230.82ms. Allocated memory was 104.9MB in the beginning and 216.0MB in the end (delta: 111.1MB). Free memory was 72.0MB in the beginning and 104.5MB in the end (delta: -32.5MB). Peak memory consumption was 117.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: TypeCheckException: Type check failed for C: phy_val = (unsigned int )phy_val & 65027U [15483] de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: TypeCheckException: Type check failed for C: phy_val = (unsigned int )phy_val & 65027U [15483]: de.uni_freiburg.informatik.ultimate.boogie.TypeErrorReporter.report(TypeErrorReporter.java:52) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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--net--ethernet--atheros--alx--alx.ko.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.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 deb1ab2dfee1720097b2641f46d2c4bfdc556bdc54a3c09b9a590ecca720241b --- Real Ultimate output --- This is Ultimate 0.2.2-?-6c24879 [2022-07-12 17:00:58,699 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-12 17:00:58,701 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-12 17:00:58,733 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-12 17:00:58,733 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-12 17:00:58,735 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-12 17:00:58,738 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-12 17:00:58,740 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-12 17:00:58,742 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-12 17:00:58,746 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-12 17:00:58,746 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-12 17:00:58,748 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-12 17:00:58,749 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-12 17:00:58,750 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-12 17:00:58,751 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-12 17:00:58,755 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-12 17:00:58,756 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-12 17:00:58,757 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-12 17:00:58,758 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-12 17:00:58,762 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-12 17:00:58,763 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-12 17:00:58,764 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-12 17:00:58,766 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-12 17:00:58,766 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-12 17:00:58,767 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-12 17:00:58,773 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-12 17:00:58,773 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-12 17:00:58,773 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-12 17:00:58,774 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-12 17:00:58,774 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-12 17:00:58,775 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-12 17:00:58,775 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-12 17:00:58,777 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-12 17:00:58,777 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-12 17:00:58,780 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-12 17:00:58,780 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-12 17:00:58,781 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-12 17:00:58,781 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-12 17:00:58,781 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-12 17:00:58,782 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-12 17:00:58,782 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-12 17:00:58,783 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-12 17:00:58,788 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-07-12 17:00:58,813 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-12 17:00:58,813 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-12 17:00:58,813 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-12 17:00:58,814 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-12 17:00:58,814 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-12 17:00:58,814 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-12 17:00:58,815 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-12 17:00:58,815 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-12 17:00:58,815 INFO L138 SettingsManager]: * Use SBE=true [2022-07-12 17:00:58,816 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-12 17:00:58,816 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-12 17:00:58,816 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-12 17:00:58,816 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-12 17:00:58,816 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-12 17:00:58,828 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-12 17:00:58,828 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-12 17:00:58,829 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-12 17:00:58,829 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-12 17:00:58,829 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-12 17:00:58,829 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-12 17:00:58,829 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-12 17:00:58,829 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-12 17:00:58,830 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-12 17:00:58,830 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 17:00:58,830 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-12 17:00:58,830 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-12 17:00:58,830 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-12 17:00:58,830 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-12 17:00:58,830 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-12 17:00:58,831 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-12 17:00:58,831 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-12 17:00:58,831 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-12 17:00:58,831 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-12 17:00:58,831 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> deb1ab2dfee1720097b2641f46d2c4bfdc556bdc54a3c09b9a590ecca720241b [2022-07-12 17:00:59,103 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-12 17:00:59,124 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-12 17:00:59,125 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-12 17:00:59,126 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-12 17:00:59,127 INFO L275 PluginConnector]: CDTParser initialized [2022-07-12 17:00:59,129 INFO L432 ainManager$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--net--ethernet--atheros--alx--alx.ko.cil.i [2022-07-12 17:00:59,173 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1a6dc805d/f32b9d68ac174d228209f5bb9ae9ff18/FLAG8cc6259d5 [2022-07-12 17:00:59,856 INFO L306 CDTParser]: Found 1 translation units. [2022-07-12 17:00:59,856 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i [2022-07-12 17:00:59,910 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1a6dc805d/f32b9d68ac174d228209f5bb9ae9ff18/FLAG8cc6259d5 [2022-07-12 17:01:00,410 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1a6dc805d/f32b9d68ac174d228209f5bb9ae9ff18 [2022-07-12 17:01:00,411 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-12 17:01:00,412 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-12 17:01:00,414 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-12 17:01:00,414 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-12 17:01:00,416 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-12 17:01:00,417 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 05:01:00" (1/1) ... [2022-07-12 17:01:00,417 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1852f1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 05:01:00, skipping insertion in model container [2022-07-12 17:01:00,418 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 05:01:00" (1/1) ... [2022-07-12 17:01:00,422 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-12 17:01:00,558 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 17:01:05,531 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[524188,524201] [2022-07-12 17:01:05,534 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[524333,524346] [2022-07-12 17:01:05,535 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[524479,524492] [2022-07-12 17:01:05,535 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[524644,524657] [2022-07-12 17:01:05,540 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[524802,524815] [2022-07-12 17:01:05,541 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[524960,524973] [2022-07-12 17:01:05,542 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[525118,525131] [2022-07-12 17:01:05,542 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[525278,525291] [2022-07-12 17:01:05,547 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[525437,525450] [2022-07-12 17:01:05,548 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[525576,525589] [2022-07-12 17:01:05,548 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[525718,525731] [2022-07-12 17:01:05,549 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[525867,525880] [2022-07-12 17:01:05,550 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[526006,526019] [2022-07-12 17:01:05,550 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[526161,526174] [2022-07-12 17:01:05,550 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[526321,526334] [2022-07-12 17:01:05,551 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[526472,526485] [2022-07-12 17:01:05,551 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[526623,526636] [2022-07-12 17:01:05,551 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[526775,526788] [2022-07-12 17:01:05,553 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[526924,526937] [2022-07-12 17:01:05,554 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[527072,527085] [2022-07-12 17:01:05,554 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[527229,527242] [2022-07-12 17:01:05,554 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[527378,527391] [2022-07-12 17:01:05,555 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[527534,527547] [2022-07-12 17:01:05,555 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[527687,527700] [2022-07-12 17:01:05,555 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[527833,527846] [2022-07-12 17:01:05,556 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[527976,527989] [2022-07-12 17:01:05,556 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[528128,528141] [2022-07-12 17:01:05,556 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[528274,528287] [2022-07-12 17:01:05,557 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[528419,528432] [2022-07-12 17:01:05,557 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[528573,528586] [2022-07-12 17:01:05,557 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[528724,528737] [2022-07-12 17:01:05,558 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[528879,528892] [2022-07-12 17:01:05,558 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[529031,529044] [2022-07-12 17:01:05,558 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[529186,529199] [2022-07-12 17:01:05,558 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[529350,529363] [2022-07-12 17:01:05,559 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[529506,529519] [2022-07-12 17:01:05,559 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[529670,529683] [2022-07-12 17:01:05,559 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[529812,529825] [2022-07-12 17:01:05,560 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[529970,529983] [2022-07-12 17:01:05,560 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[530137,530150] [2022-07-12 17:01:05,560 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[530296,530309] [2022-07-12 17:01:05,561 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[530455,530468] [2022-07-12 17:01:05,561 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[530604,530617] [2022-07-12 17:01:05,561 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[530751,530764] [2022-07-12 17:01:05,562 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[530890,530903] [2022-07-12 17:01:05,562 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[531053,531066] [2022-07-12 17:01:05,562 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[531219,531232] [2022-07-12 17:01:05,562 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[531383,531396] [2022-07-12 17:01:05,563 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[531548,531561] [2022-07-12 17:01:05,563 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[531713,531726] [2022-07-12 17:01:05,563 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[531879,531892] [2022-07-12 17:01:05,564 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[532044,532057] [2022-07-12 17:01:05,564 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[532211,532224] [2022-07-12 17:01:05,564 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[532371,532384] [2022-07-12 17:01:05,564 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[532533,532546] [2022-07-12 17:01:05,565 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[532692,532705] [2022-07-12 17:01:05,565 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[532838,532851] [2022-07-12 17:01:05,565 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[532981,532994] [2022-07-12 17:01:05,566 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[533125,533138] [2022-07-12 17:01:05,566 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[533268,533281] [2022-07-12 17:01:05,566 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[533412,533425] [2022-07-12 17:01:05,567 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[533553,533566] [2022-07-12 17:01:05,567 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[533691,533704] [2022-07-12 17:01:05,567 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[533849,533862] [2022-07-12 17:01:05,567 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[534008,534021] [2022-07-12 17:01:05,568 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[534164,534177] [2022-07-12 17:01:05,568 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[534313,534326] [2022-07-12 17:01:05,568 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[534465,534478] [2022-07-12 17:01:05,569 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[534616,534629] [2022-07-12 17:01:05,569 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[534765,534778] [2022-07-12 17:01:05,569 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[534917,534930] [2022-07-12 17:01:05,570 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[535065,535078] [2022-07-12 17:01:05,570 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[535218,535231] [2022-07-12 17:01:05,570 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[535369,535382] [2022-07-12 17:01:05,570 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[535519,535532] [2022-07-12 17:01:05,571 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[535666,535679] [2022-07-12 17:01:05,571 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[535817,535830] [2022-07-12 17:01:05,571 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[535968,535981] [2022-07-12 17:01:05,572 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[536116,536129] [2022-07-12 17:01:05,572 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[536282,536295] [2022-07-12 17:01:05,572 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[536451,536464] [2022-07-12 17:01:05,572 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[536618,536631] [2022-07-12 17:01:05,573 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[536786,536799] [2022-07-12 17:01:05,573 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[536936,536949] [2022-07-12 17:01:05,573 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[537083,537096] [2022-07-12 17:01:05,574 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[537244,537257] [2022-07-12 17:01:05,574 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[537414,537427] [2022-07-12 17:01:05,574 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[537576,537589] [2022-07-12 17:01:05,594 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 17:01:05,640 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-07-12 17:01:05,703 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 17:01:05,986 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[524188,524201] [2022-07-12 17:01:05,987 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[524333,524346] [2022-07-12 17:01:05,988 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[524479,524492] [2022-07-12 17:01:05,988 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[524644,524657] [2022-07-12 17:01:05,989 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[524802,524815] [2022-07-12 17:01:05,989 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[524960,524973] [2022-07-12 17:01:05,990 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[525118,525131] [2022-07-12 17:01:05,990 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[525278,525291] [2022-07-12 17:01:05,990 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[525437,525450] [2022-07-12 17:01:05,991 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[525576,525589] [2022-07-12 17:01:05,991 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[525718,525731] [2022-07-12 17:01:05,993 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[525867,525880] [2022-07-12 17:01:05,995 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[526006,526019] [2022-07-12 17:01:05,995 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[526161,526174] [2022-07-12 17:01:05,996 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[526321,526334] [2022-07-12 17:01:05,996 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[526472,526485] [2022-07-12 17:01:05,996 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[526623,526636] [2022-07-12 17:01:05,996 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[526775,526788] [2022-07-12 17:01:05,997 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[526924,526937] [2022-07-12 17:01:05,997 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[527072,527085] [2022-07-12 17:01:05,997 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[527229,527242] [2022-07-12 17:01:05,998 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[527378,527391] [2022-07-12 17:01:05,999 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[527534,527547] [2022-07-12 17:01:06,002 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[527687,527700] [2022-07-12 17:01:06,003 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[527833,527846] [2022-07-12 17:01:06,004 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[527976,527989] [2022-07-12 17:01:06,004 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[528128,528141] [2022-07-12 17:01:06,005 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[528274,528287] [2022-07-12 17:01:06,005 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[528419,528432] [2022-07-12 17:01:06,006 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--net--ethernet--atheros--alx--alx.ko.cil.i[528573,528586] [2022-07-12 17:01:06,006 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--net--ethernet--atheros--alx--alx.ko.cil.i[528724,528737] [2022-07-12 17:01:06,007 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[528879,528892] [2022-07-12 17:01:06,007 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[529031,529044] [2022-07-12 17:01:06,007 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[529186,529199] [2022-07-12 17:01:06,007 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[529350,529363] [2022-07-12 17:01:06,008 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[529506,529519] [2022-07-12 17:01:06,009 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--net--ethernet--atheros--alx--alx.ko.cil.i[529670,529683] [2022-07-12 17:01:06,009 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--net--ethernet--atheros--alx--alx.ko.cil.i[529812,529825] [2022-07-12 17:01:06,009 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--net--ethernet--atheros--alx--alx.ko.cil.i[529970,529983] [2022-07-12 17:01:06,010 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--net--ethernet--atheros--alx--alx.ko.cil.i[530137,530150] [2022-07-12 17:01:06,011 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--net--ethernet--atheros--alx--alx.ko.cil.i[530296,530309] [2022-07-12 17:01:06,011 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--net--ethernet--atheros--alx--alx.ko.cil.i[530455,530468] [2022-07-12 17:01:06,011 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--net--ethernet--atheros--alx--alx.ko.cil.i[530604,530617] [2022-07-12 17:01:06,012 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--net--ethernet--atheros--alx--alx.ko.cil.i[530751,530764] [2022-07-12 17:01:06,015 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--net--ethernet--atheros--alx--alx.ko.cil.i[530890,530903] [2022-07-12 17:01:06,016 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--net--ethernet--atheros--alx--alx.ko.cil.i[531053,531066] [2022-07-12 17:01:06,017 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--net--ethernet--atheros--alx--alx.ko.cil.i[531219,531232] [2022-07-12 17:01:06,017 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--net--ethernet--atheros--alx--alx.ko.cil.i[531383,531396] [2022-07-12 17:01:06,017 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--net--ethernet--atheros--alx--alx.ko.cil.i[531548,531561] [2022-07-12 17:01:06,017 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--net--ethernet--atheros--alx--alx.ko.cil.i[531713,531726] [2022-07-12 17:01:06,018 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--net--ethernet--atheros--alx--alx.ko.cil.i[531879,531892] [2022-07-12 17:01:06,018 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--net--ethernet--atheros--alx--alx.ko.cil.i[532044,532057] [2022-07-12 17:01:06,019 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--net--ethernet--atheros--alx--alx.ko.cil.i[532211,532224] [2022-07-12 17:01:06,019 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--net--ethernet--atheros--alx--alx.ko.cil.i[532371,532384] [2022-07-12 17:01:06,020 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--net--ethernet--atheros--alx--alx.ko.cil.i[532533,532546] [2022-07-12 17:01:06,020 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--net--ethernet--atheros--alx--alx.ko.cil.i[532692,532705] [2022-07-12 17:01:06,056 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[532838,532851] [2022-07-12 17:01:06,056 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[532981,532994] [2022-07-12 17:01:06,056 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[533125,533138] [2022-07-12 17:01:06,057 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[533268,533281] [2022-07-12 17:01:06,057 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[533412,533425] [2022-07-12 17:01:06,057 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[533553,533566] [2022-07-12 17:01:06,057 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[533691,533704] [2022-07-12 17:01:06,057 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[533849,533862] [2022-07-12 17:01:06,057 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[534008,534021] [2022-07-12 17:01:06,058 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[534164,534177] [2022-07-12 17:01:06,058 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[534313,534326] [2022-07-12 17:01:06,058 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[534465,534478] [2022-07-12 17:01:06,058 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[534616,534629] [2022-07-12 17:01:06,058 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[534765,534778] [2022-07-12 17:01:06,059 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[534917,534930] [2022-07-12 17:01:06,059 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[535065,535078] [2022-07-12 17:01:06,059 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[535218,535231] [2022-07-12 17:01:06,059 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[535369,535382] [2022-07-12 17:01:06,059 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[535519,535532] [2022-07-12 17:01:06,059 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[535666,535679] [2022-07-12 17:01:06,060 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[535817,535830] [2022-07-12 17:01:06,060 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[535968,535981] [2022-07-12 17:01:06,060 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[536116,536129] [2022-07-12 17:01:06,060 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[536282,536295] [2022-07-12 17:01:06,060 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[536451,536464] [2022-07-12 17:01:06,061 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[536618,536631] [2022-07-12 17:01:06,061 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[536786,536799] [2022-07-12 17:01:06,061 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[536936,536949] [2022-07-12 17:01:06,061 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[537083,537096] [2022-07-12 17:01:06,061 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[537244,537257] [2022-07-12 17:01:06,061 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[537414,537427] [2022-07-12 17:01:06,062 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[537576,537589] [2022-07-12 17:01:06,076 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 17:01:06,097 INFO L203 MainTranslator]: Completed pre-run [2022-07-12 17:01:06,447 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[524188,524201] [2022-07-12 17:01:06,463 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[524333,524346] [2022-07-12 17:01:06,464 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[524479,524492] [2022-07-12 17:01:06,464 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[524644,524657] [2022-07-12 17:01:06,465 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[524802,524815] [2022-07-12 17:01:06,465 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[524960,524973] [2022-07-12 17:01:06,465 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[525118,525131] [2022-07-12 17:01:06,465 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[525278,525291] [2022-07-12 17:01:06,466 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[525437,525450] [2022-07-12 17:01:06,466 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[525576,525589] [2022-07-12 17:01:06,466 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[525718,525731] [2022-07-12 17:01:06,466 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[525867,525880] [2022-07-12 17:01:06,467 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[526006,526019] [2022-07-12 17:01:06,467 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[526161,526174] [2022-07-12 17:01:06,467 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[526321,526334] [2022-07-12 17:01:06,468 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[526472,526485] [2022-07-12 17:01:06,468 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[526623,526636] [2022-07-12 17:01:06,468 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[526775,526788] [2022-07-12 17:01:06,468 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[526924,526937] [2022-07-12 17:01:06,469 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[527072,527085] [2022-07-12 17:01:06,469 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[527229,527242] [2022-07-12 17:01:06,469 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[527378,527391] [2022-07-12 17:01:06,470 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[527534,527547] [2022-07-12 17:01:06,470 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[527687,527700] [2022-07-12 17:01:06,470 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[527833,527846] [2022-07-12 17:01:06,470 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[527976,527989] [2022-07-12 17:01:06,471 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[528128,528141] [2022-07-12 17:01:06,471 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[528274,528287] [2022-07-12 17:01:06,471 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[528419,528432] [2022-07-12 17:01:06,472 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[528573,528586] [2022-07-12 17:01:06,472 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[528724,528737] [2022-07-12 17:01:06,472 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[528879,528892] [2022-07-12 17:01:06,472 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[529031,529044] [2022-07-12 17:01:06,473 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[529186,529199] [2022-07-12 17:01:06,473 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[529350,529363] [2022-07-12 17:01:06,473 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[529506,529519] [2022-07-12 17:01:06,473 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[529670,529683] [2022-07-12 17:01:06,474 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[529812,529825] [2022-07-12 17:01:06,474 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[529970,529983] [2022-07-12 17:01:06,474 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[530137,530150] [2022-07-12 17:01:06,474 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[530296,530309] [2022-07-12 17:01:06,475 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[530455,530468] [2022-07-12 17:01:06,475 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[530604,530617] [2022-07-12 17:01:06,475 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[530751,530764] [2022-07-12 17:01:06,475 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[530890,530903] [2022-07-12 17:01:06,476 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[531053,531066] [2022-07-12 17:01:06,476 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[531219,531232] [2022-07-12 17:01:06,476 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[531383,531396] [2022-07-12 17:01:06,477 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[531548,531561] [2022-07-12 17:01:06,486 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[531713,531726] [2022-07-12 17:01:06,486 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[531879,531892] [2022-07-12 17:01:06,486 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[532044,532057] [2022-07-12 17:01:06,486 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[532211,532224] [2022-07-12 17:01:06,486 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[532371,532384] [2022-07-12 17:01:06,487 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[532533,532546] [2022-07-12 17:01:06,487 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[532692,532705] [2022-07-12 17:01:06,487 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[532838,532851] [2022-07-12 17:01:06,487 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[532981,532994] [2022-07-12 17:01:06,487 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[533125,533138] [2022-07-12 17:01:06,488 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[533268,533281] [2022-07-12 17:01:06,488 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[533412,533425] [2022-07-12 17:01:06,488 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[533553,533566] [2022-07-12 17:01:06,488 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[533691,533704] [2022-07-12 17:01:06,488 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[533849,533862] [2022-07-12 17:01:06,488 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[534008,534021] [2022-07-12 17:01:06,489 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[534164,534177] [2022-07-12 17:01:06,489 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[534313,534326] [2022-07-12 17:01:06,489 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[534465,534478] [2022-07-12 17:01:06,489 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[534616,534629] [2022-07-12 17:01:06,489 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[534765,534778] [2022-07-12 17:01:06,490 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[534917,534930] [2022-07-12 17:01:06,490 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[535065,535078] [2022-07-12 17:01:06,490 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[535218,535231] [2022-07-12 17:01:06,490 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[535369,535382] [2022-07-12 17:01:06,490 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[535519,535532] [2022-07-12 17:01:06,491 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[535666,535679] [2022-07-12 17:01:06,491 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[535817,535830] [2022-07-12 17:01:06,493 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[535968,535981] [2022-07-12 17:01:06,496 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[536116,536129] [2022-07-12 17:01:06,498 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[536282,536295] [2022-07-12 17:01:06,500 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[536451,536464] [2022-07-12 17:01:06,501 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[536618,536631] [2022-07-12 17:01:06,501 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[536786,536799] [2022-07-12 17:01:06,501 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[536936,536949] [2022-07-12 17:01:06,502 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[537083,537096] [2022-07-12 17:01:06,502 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[537244,537257] [2022-07-12 17:01:06,502 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[537414,537427] [2022-07-12 17:01:06,502 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[537576,537589] [2022-07-12 17:01:06,508 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 17:01:06,853 INFO L208 MainTranslator]: Completed translation [2022-07-12 17:01:06,854 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 05:01:06 WrapperNode [2022-07-12 17:01:06,854 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-12 17:01:06,855 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-12 17:01:06,855 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-12 17:01:06,855 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-12 17:01:06,860 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 05:01:06" (1/1) ... [2022-07-12 17:01:06,960 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 05:01:06" (1/1) ... [2022-07-12 17:01:07,187 INFO L137 Inliner]: procedures = 891, calls = 4554, calls flagged for inlining = 420, calls inlined = 325, statements flattened = 7916 [2022-07-12 17:01:07,188 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-12 17:01:07,189 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-12 17:01:07,189 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-12 17:01:07,189 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-12 17:01:07,196 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 05:01:06" (1/1) ... [2022-07-12 17:01:07,196 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 05:01:06" (1/1) ... [2022-07-12 17:01:07,247 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 05:01:06" (1/1) ... [2022-07-12 17:01:07,248 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 05:01:06" (1/1) ... [2022-07-12 17:01:07,399 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 05:01:06" (1/1) ... [2022-07-12 17:01:07,425 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 05:01:06" (1/1) ... [2022-07-12 17:01:07,467 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 05:01:06" (1/1) ... [2022-07-12 17:01:07,518 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-12 17:01:07,520 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-12 17:01:07,521 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-12 17:01:07,521 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-12 17:01:07,521 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 05:01:06" (1/1) ... [2022-07-12 17:01:07,527 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 17:01:07,535 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 17:01:07,547 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-12 17:01:07,583 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-12 17:01:07,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_122 [2022-07-12 17:01:07,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_122 [2022-07-12 17:01:07,601 INFO L130 BoogieDeclarations]: Found specification of procedure alx_free_txbuf [2022-07-12 17:01:07,601 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_free_txbuf [2022-07-12 17:01:07,601 INFO L130 BoogieDeclarations]: Found specification of procedure dump_stack [2022-07-12 17:01:07,601 INFO L138 BoogieDeclarations]: Found implementation of procedure dump_stack [2022-07-12 17:01:07,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-07-12 17:01:07,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-07-12 17:01:07,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_142 [2022-07-12 17:01:07,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_142 [2022-07-12 17:01:07,602 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-07-12 17:01:07,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-07-12 17:01:07,602 INFO L130 BoogieDeclarations]: Found specification of procedure alx_wait_reg [2022-07-12 17:01:07,602 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_wait_reg [2022-07-12 17:01:07,602 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-07-12 17:01:07,602 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-07-12 17:01:07,602 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-07-12 17:01:07,602 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-07-12 17:01:07,603 INFO L130 BoogieDeclarations]: Found specification of procedure alx_pci_error_resume [2022-07-12 17:01:07,603 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_pci_error_resume [2022-07-12 17:01:07,603 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_net_rtnetlink__double_lock [2022-07-12 17:01:07,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_net_rtnetlink__double_lock [2022-07-12 17:01:07,603 INFO L130 BoogieDeclarations]: Found specification of procedure alx_write_mem16 [2022-07-12 17:01:07,603 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_write_mem16 [2022-07-12 17:01:07,603 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-07-12 17:01:07,603 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-07-12 17:01:07,604 INFO L130 BoogieDeclarations]: Found specification of procedure alx_activate [2022-07-12 17:01:07,604 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_activate [2022-07-12 17:01:07,604 INFO L130 BoogieDeclarations]: Found specification of procedure alx_remove [2022-07-12 17:01:07,604 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_remove [2022-07-12 17:01:07,604 INFO L130 BoogieDeclarations]: Found specification of procedure alx_intr_msi [2022-07-12 17:01:07,604 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_intr_msi [2022-07-12 17:01:07,604 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2022-07-12 17:01:07,604 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2022-07-12 17:01:07,604 INFO L130 BoogieDeclarations]: Found specification of procedure alx_write_phy_reg [2022-07-12 17:01:07,605 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_write_phy_reg [2022-07-12 17:01:07,605 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2022-07-12 17:01:07,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2022-07-12 17:01:07,605 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-07-12 17:01:07,605 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-07-12 17:01:07,605 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-07-12 17:01:07,605 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-07-12 17:01:07,605 INFO L130 BoogieDeclarations]: Found specification of procedure alx_resume [2022-07-12 17:01:07,605 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_resume [2022-07-12 17:01:07,606 INFO L130 BoogieDeclarations]: Found specification of procedure alx_schedule_link_check [2022-07-12 17:01:07,606 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_schedule_link_check [2022-07-12 17:01:07,606 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-07-12 17:01:07,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-07-12 17:01:07,606 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-07-12 17:01:07,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-07-12 17:01:07,606 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~C_ULONG~X~C_INT~X~$Pointer$~TO~~dma_addr_t~0 [2022-07-12 17:01:07,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~C_ULONG~X~C_INT~X~$Pointer$~TO~~dma_addr_t~0 [2022-07-12 17:01:07,606 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2022-07-12 17:01:07,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2022-07-12 17:01:07,607 INFO L130 BoogieDeclarations]: Found specification of procedure __alx_open [2022-07-12 17:01:07,607 INFO L138 BoogieDeclarations]: Found implementation of procedure __alx_open [2022-07-12 17:01:07,607 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-07-12 17:01:07,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-07-12 17:01:07,607 INFO L130 BoogieDeclarations]: Found specification of procedure alx_write_mem32 [2022-07-12 17:01:07,607 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_write_mem32 [2022-07-12 17:01:07,607 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-07-12 17:01:07,608 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-07-12 17:01:07,608 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-07-12 17:01:07,608 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-07-12 17:01:07,608 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_check_return_value_probe [2022-07-12 17:01:07,608 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_check_return_value_probe [2022-07-12 17:01:07,608 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-12 17:01:07,608 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2022-07-12 17:01:07,608 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2022-07-12 17:01:07,608 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_check_return_value_probe [2022-07-12 17:01:07,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_check_return_value_probe [2022-07-12 17:01:07,609 INFO L130 BoogieDeclarations]: Found specification of procedure __bitrev8 [2022-07-12 17:01:07,609 INFO L138 BoogieDeclarations]: Found implementation of procedure __bitrev8 [2022-07-12 17:01:07,609 INFO L130 BoogieDeclarations]: Found specification of procedure alx_netif_stop [2022-07-12 17:01:07,609 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_netif_stop [2022-07-12 17:01:07,609 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-12 17:01:07,609 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-07-12 17:01:07,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-07-12 17:01:07,609 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-07-12 17:01:07,610 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-07-12 17:01:07,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-12 17:01:07,610 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-07-12 17:01:07,610 INFO L130 BoogieDeclarations]: Found specification of procedure alx_reset_pcie [2022-07-12 17:01:07,610 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_reset_pcie [2022-07-12 17:01:07,610 INFO L130 BoogieDeclarations]: Found specification of procedure alx_schedule_reset [2022-07-12 17:01:07,610 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_schedule_reset [2022-07-12 17:01:07,610 INFO L130 BoogieDeclarations]: Found specification of procedure alx_intr_legacy [2022-07-12 17:01:07,610 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_intr_legacy [2022-07-12 17:01:07,611 INFO L130 BoogieDeclarations]: Found specification of procedure alx_refill_rx_ring [2022-07-12 17:01:07,611 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_refill_rx_ring [2022-07-12 17:01:07,611 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-07-12 17:01:07,611 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-07-12 17:01:07,611 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_irq_lock_of_alx_priv [2022-07-12 17:01:07,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_irq_lock_of_alx_priv [2022-07-12 17:01:07,611 INFO L130 BoogieDeclarations]: Found specification of procedure alx_set_macaddr [2022-07-12 17:01:07,611 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_set_macaddr [2022-07-12 17:01:07,612 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-07-12 17:01:07,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-07-12 17:01:07,612 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_selected_regions [2022-07-12 17:01:07,612 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_selected_regions [2022-07-12 17:01:07,612 INFO L130 BoogieDeclarations]: Found specification of procedure alx_speed_to_ethadv [2022-07-12 17:01:07,612 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_speed_to_ethadv [2022-07-12 17:01:07,612 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-07-12 17:01:07,612 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-07-12 17:01:07,612 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-12 17:01:07,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-12 17:01:07,613 INFO L130 BoogieDeclarations]: Found specification of procedure pci_select_bars [2022-07-12 17:01:07,613 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_select_bars [2022-07-12 17:01:07,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-12 17:01:07,613 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-07-12 17:01:07,613 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-07-12 17:01:07,613 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-07-12 17:01:07,613 INFO L130 BoogieDeclarations]: Found specification of procedure alx_hw_with_cr [2022-07-12 17:01:07,614 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_hw_with_cr [2022-07-12 17:01:07,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-07-12 17:01:07,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-07-12 17:01:07,614 INFO L130 BoogieDeclarations]: Found specification of procedure alx_get_supported_speeds [2022-07-12 17:01:07,614 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_get_supported_speeds [2022-07-12 17:01:07,614 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-12 17:01:07,614 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-12 17:01:07,614 INFO L130 BoogieDeclarations]: Found specification of procedure alx_read_macaddr [2022-07-12 17:01:07,614 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_read_macaddr [2022-07-12 17:01:07,615 INFO L130 BoogieDeclarations]: Found specification of procedure alx_read_mem32 [2022-07-12 17:01:07,615 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_read_mem32 [2022-07-12 17:01:07,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_io_mem_unmap [2022-07-12 17:01:07,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_io_mem_unmap [2022-07-12 17:01:07,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2022-07-12 17:01:07,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2022-07-12 17:01:07,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_128 [2022-07-12 17:01:07,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_128 [2022-07-12 17:01:07,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2022-07-12 17:01:07,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2022-07-12 17:01:07,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2022-07-12 17:01:07,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2022-07-12 17:01:07,616 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2022-07-12 17:01:07,616 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2022-07-12 17:01:07,616 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-12 17:01:07,616 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-07-12 17:01:07,616 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-07-12 17:01:07,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2022-07-12 17:01:07,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2022-07-12 17:01:07,617 INFO L130 BoogieDeclarations]: Found specification of procedure alx_free_buffers [2022-07-12 17:01:07,617 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_free_buffers [2022-07-12 17:01:07,617 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-12 17:01:07,617 INFO L130 BoogieDeclarations]: Found specification of procedure alx_intr_handle [2022-07-12 17:01:07,617 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_intr_handle [2022-07-12 17:01:07,617 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2022-07-12 17:01:07,617 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2022-07-12 17:01:07,618 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-07-12 17:01:07,618 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-07-12 17:01:07,618 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-07-12 17:01:07,618 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-07-12 17:01:07,618 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-07-12 17:01:07,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-07-12 17:01:07,618 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-07-12 17:01:07,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-07-12 17:01:07,618 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2022-07-12 17:01:07,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2022-07-12 17:01:07,619 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2022-07-12 17:01:07,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2022-07-12 17:01:07,619 INFO L130 BoogieDeclarations]: Found specification of procedure alx_is_rev_a [2022-07-12 17:01:07,619 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_is_rev_a [2022-07-12 17:01:07,619 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-07-12 17:01:07,619 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-07-12 17:01:07,619 INFO L130 BoogieDeclarations]: Found specification of procedure alx_read_phy_core [2022-07-12 17:01:07,619 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_read_phy_core [2022-07-12 17:01:07,619 INFO L130 BoogieDeclarations]: Found specification of procedure alx_write_phy_ext [2022-07-12 17:01:07,620 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_write_phy_ext [2022-07-12 17:01:07,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-07-12 17:01:07,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-07-12 17:01:07,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-07-12 17:01:07,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-07-12 17:01:07,620 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-12 17:01:07,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-12 17:01:07,620 INFO L130 BoogieDeclarations]: Found specification of procedure alx_post_phy_link [2022-07-12 17:01:07,620 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_post_phy_link [2022-07-12 17:01:07,621 INFO L130 BoogieDeclarations]: Found specification of procedure __alx_stop [2022-07-12 17:01:07,621 INFO L138 BoogieDeclarations]: Found implementation of procedure __alx_stop [2022-07-12 17:01:07,621 INFO L130 BoogieDeclarations]: Found specification of procedure alx_set_rx_mode [2022-07-12 17:01:07,621 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_set_rx_mode [2022-07-12 17:01:07,621 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2022-07-12 17:01:07,621 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2022-07-12 17:01:07,621 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_121 [2022-07-12 17:01:07,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_121 [2022-07-12 17:01:07,621 INFO L130 BoogieDeclarations]: Found specification of procedure alx_configure [2022-07-12 17:01:07,621 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_configure [2022-07-12 17:01:07,622 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_past_rtnl_unlock [2022-07-12 17:01:07,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_past_rtnl_unlock [2022-07-12 17:01:07,622 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2022-07-12 17:01:07,622 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2022-07-12 17:01:07,622 INFO L130 BoogieDeclarations]: Found specification of procedure alx_reset_mac [2022-07-12 17:01:07,622 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_reset_mac [2022-07-12 17:01:07,622 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_141 [2022-07-12 17:01:07,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_141 [2022-07-12 17:01:07,622 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2022-07-12 17:01:07,623 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2022-07-12 17:01:07,623 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2022-07-12 17:01:07,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2022-07-12 17:01:07,623 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-07-12 17:01:07,623 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-07-12 17:01:07,623 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-12 17:01:07,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-12 17:01:07,623 INFO L130 BoogieDeclarations]: Found specification of procedure alx_halt [2022-07-12 17:01:07,623 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_halt [2022-07-12 17:01:07,624 INFO L130 BoogieDeclarations]: Found specification of procedure alx_suspend [2022-07-12 17:01:07,624 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_suspend [2022-07-12 17:01:07,624 INFO L130 BoogieDeclarations]: Found specification of procedure __alx_read_phy_reg [2022-07-12 17:01:07,624 INFO L138 BoogieDeclarations]: Found implementation of procedure __alx_read_phy_reg [2022-07-12 17:01:07,624 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2022-07-12 17:01:07,624 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2022-07-12 17:01:07,624 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2022-07-12 17:01:07,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2022-07-12 17:01:07,624 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2022-07-12 17:01:07,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2022-07-12 17:01:07,625 INFO L130 BoogieDeclarations]: Found specification of procedure alx_tx_timeout [2022-07-12 17:01:07,625 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_tx_timeout [2022-07-12 17:01:07,625 INFO L130 BoogieDeclarations]: Found specification of procedure alx_irq_enable [2022-07-12 17:01:07,625 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_irq_enable [2022-07-12 17:01:07,625 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-07-12 17:01:07,625 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-07-12 17:01:07,625 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~C_INT~structend~~TO~C_INT [2022-07-12 17:01:07,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~C_INT~structend~~TO~C_INT [2022-07-12 17:01:07,625 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_past_rtnl_lock [2022-07-12 17:01:07,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_past_rtnl_lock [2022-07-12 17:01:07,626 INFO L130 BoogieDeclarations]: Found specification of procedure alx_irq_disable [2022-07-12 17:01:07,626 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_irq_disable [2022-07-12 17:01:07,626 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-07-12 17:01:07,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-07-12 17:01:07,626 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-07-12 17:01:07,626 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-07-12 17:01:07,626 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-07-12 17:01:07,626 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-07-12 17:01:07,627 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-12 17:01:07,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-12 17:01:07,627 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2022-07-12 17:01:07,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2022-07-12 17:01:07,627 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_irq_lock_of_alx_priv [2022-07-12 17:01:07,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_irq_lock_of_alx_priv [2022-07-12 17:01:07,627 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2022-07-12 17:01:07,627 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2022-07-12 17:01:07,627 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-12 17:01:07,628 INFO L130 BoogieDeclarations]: Found specification of procedure alx_post_write [2022-07-12 17:01:07,628 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_post_write [2022-07-12 17:01:07,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-07-12 17:01:07,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-07-12 17:01:07,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-07-12 17:01:07,628 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2022-07-12 17:01:07,628 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2022-07-12 17:01:07,628 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_unaligned_access_size [2022-07-12 17:01:07,628 INFO L130 BoogieDeclarations]: Found specification of procedure alx_read_phy_ext [2022-07-12 17:01:07,629 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_read_phy_ext [2022-07-12 17:01:07,629 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-07-12 17:01:07,629 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-07-12 17:01:07,629 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_rtnl_is_locked [2022-07-12 17:01:07,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_rtnl_is_locked [2022-07-12 17:01:07,629 INFO L130 BoogieDeclarations]: Found specification of procedure ethadv_to_hw_cfg [2022-07-12 17:01:07,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ethadv_to_hw_cfg [2022-07-12 17:01:07,629 INFO L130 BoogieDeclarations]: Found specification of procedure alx_stop [2022-07-12 17:01:07,629 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_stop [2022-07-12 17:01:07,629 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-07-12 17:01:07,630 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-07-12 17:01:07,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2022-07-12 17:01:07,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2022-07-12 17:01:07,630 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-07-12 17:01:07,630 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-07-12 17:01:07,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-07-12 17:01:07,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-07-12 17:01:07,630 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-12 17:01:07,630 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-12 17:01:07,631 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2022-07-12 17:01:07,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2022-07-12 17:01:07,631 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-07-12 17:01:07,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-07-12 17:01:07,631 INFO L130 BoogieDeclarations]: Found specification of procedure alx_write_phy_core [2022-07-12 17:01:07,631 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_write_phy_core [2022-07-12 17:01:07,631 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-07-12 17:01:07,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-07-12 17:01:07,631 INFO L130 BoogieDeclarations]: Found specification of procedure alx_update_hw_stats [2022-07-12 17:01:07,632 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_update_hw_stats [2022-07-12 17:01:07,632 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_interrupt_instance_1 [2022-07-12 17:01:07,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_interrupt_instance_1 [2022-07-12 17:01:07,632 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2022-07-12 17:01:07,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2022-07-12 17:01:07,632 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_interrupt_instance_0 [2022-07-12 17:01:07,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_interrupt_instance_0 [2022-07-12 17:01:07,632 INFO L130 BoogieDeclarations]: Found specification of procedure alx_read_phy_dbg [2022-07-12 17:01:07,632 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_read_phy_dbg [2022-07-12 17:01:07,632 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2022-07-12 17:01:07,633 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2022-07-12 17:01:07,633 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-07-12 17:01:07,633 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-07-12 17:01:07,633 INFO L130 BoogieDeclarations]: Found specification of procedure alx_hw_giga [2022-07-12 17:01:07,633 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_hw_giga [2022-07-12 17:01:07,633 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-07-12 17:01:07,633 INFO L130 BoogieDeclarations]: Found specification of procedure alx_poll_controller [2022-07-12 17:01:07,633 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_poll_controller [2022-07-12 17:01:07,633 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-07-12 17:01:07,634 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-07-12 17:01:07,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-07-12 17:01:07,634 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-07-12 17:01:07,634 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_INT~X~$Pointer$~TO~C_INT [2022-07-12 17:01:07,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_INT~X~$Pointer$~TO~C_INT [2022-07-12 17:01:07,634 INFO L130 BoogieDeclarations]: Found specification of procedure alx_write_phy_dbg [2022-07-12 17:01:07,634 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_write_phy_dbg [2022-07-12 17:01:07,634 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-07-12 17:01:07,634 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-07-12 17:01:07,635 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-07-12 17:01:07,635 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-07-12 17:01:07,635 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2022-07-12 17:01:07,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2022-07-12 17:01:07,635 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-07-12 17:01:07,635 INFO L130 BoogieDeclarations]: Found specification of procedure alx_free_rings [2022-07-12 17:01:07,635 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_free_rings [2022-07-12 17:01:07,635 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2022-07-12 17:01:07,635 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2022-07-12 17:01:07,635 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-07-12 17:01:07,636 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-07-12 17:01:07,636 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-07-12 17:01:07,636 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-12 17:01:07,636 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-07-12 17:01:07,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-12 17:01:07,636 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-12 17:01:07,636 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_le32 [2022-07-12 17:01:07,636 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_le32 [2022-07-12 17:01:07,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-07-12 17:01:07,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-07-12 17:01:07,637 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-07-12 17:01:07,637 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-07-12 17:01:07,637 INFO L130 BoogieDeclarations]: Found specification of procedure alx_open [2022-07-12 17:01:07,637 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_open [2022-07-12 17:01:07,637 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2022-07-12 17:01:07,637 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2022-07-12 17:01:07,637 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-07-12 17:01:07,637 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-07-12 17:01:07,637 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_le16 [2022-07-12 17:01:07,638 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_le16 [2022-07-12 17:01:07,638 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2022-07-12 17:01:07,638 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2022-07-12 17:01:07,638 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-07-12 17:01:07,638 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-07-12 17:01:07,638 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-07-12 17:01:07,638 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-07-12 17:01:07,638 INFO L130 BoogieDeclarations]: Found specification of procedure alx_reinit_rings [2022-07-12 17:01:07,638 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_reinit_rings [2022-07-12 17:01:07,639 INFO L130 BoogieDeclarations]: Found specification of procedure alx_read_phy_reg [2022-07-12 17:01:07,639 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_read_phy_reg [2022-07-12 17:01:07,639 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2022-07-12 17:01:07,639 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2022-07-12 17:01:07,639 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-07-12 17:01:07,639 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-07-12 17:01:07,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-07-12 17:01:07,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-07-12 17:01:07,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-07-12 17:01:07,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-07-12 17:01:07,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-12 17:01:07,640 INFO L130 BoogieDeclarations]: Found specification of procedure alx_wait_mdio_idle [2022-07-12 17:01:07,640 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_wait_mdio_idle [2022-07-12 17:01:07,640 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2022-07-12 17:01:07,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2022-07-12 17:01:07,640 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2022-07-12 17:01:07,640 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2022-07-12 17:01:07,640 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2022-07-12 17:01:07,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2022-07-12 17:01:07,641 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2022-07-12 17:01:07,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2022-07-12 17:01:07,641 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-07-12 17:01:07,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-07-12 17:01:07,641 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-07-12 17:01:07,641 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-07-12 17:01:07,641 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-07-12 17:01:07,641 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-07-12 17:01:07,641 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-07-12 17:01:07,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-07-12 17:01:07,642 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-12 17:01:07,642 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-12 17:01:07,642 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2022-07-12 17:01:07,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2022-07-12 17:01:07,642 INFO L130 BoogieDeclarations]: Found specification of procedure __bitrev16 [2022-07-12 17:01:07,642 INFO L138 BoogieDeclarations]: Found implementation of procedure __bitrev16 [2022-07-12 17:01:07,642 INFO L130 BoogieDeclarations]: Found specification of procedure alx_reinit [2022-07-12 17:01:07,642 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_reinit [2022-07-12 17:01:07,642 INFO L130 BoogieDeclarations]: Found specification of procedure alx_tpd_avail [2022-07-12 17:01:07,643 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_tpd_avail [2022-07-12 17:01:07,643 INFO L130 BoogieDeclarations]: Found specification of procedure alx_setup_speed_duplex [2022-07-12 17:01:07,643 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_setup_speed_duplex [2022-07-12 17:01:07,643 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2022-07-12 17:01:07,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2022-07-12 17:01:07,643 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-07-12 17:01:07,643 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-07-12 17:01:07,643 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2022-07-12 17:01:07,643 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2022-07-12 17:01:07,644 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask_and_coherent [2022-07-12 17:01:07,644 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask_and_coherent [2022-07-12 17:01:07,644 INFO L130 BoogieDeclarations]: Found specification of procedure alx_enable_aspm [2022-07-12 17:01:07,644 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_enable_aspm [2022-07-12 17:01:07,644 INFO L130 BoogieDeclarations]: Found specification of procedure alx_hw_revision [2022-07-12 17:01:07,644 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_hw_revision [2022-07-12 17:01:07,644 INFO L130 BoogieDeclarations]: Found specification of procedure __alx_set_rx_mode [2022-07-12 17:01:07,644 INFO L138 BoogieDeclarations]: Found implementation of procedure __alx_set_rx_mode [2022-07-12 17:01:07,644 INFO L130 BoogieDeclarations]: Found specification of procedure __alx_write_phy_reg [2022-07-12 17:01:07,644 INFO L138 BoogieDeclarations]: Found implementation of procedure __alx_write_phy_reg [2022-07-12 17:01:07,645 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2022-07-12 17:01:07,645 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2022-07-12 17:01:07,645 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-07-12 17:01:07,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-07-12 17:01:07,645 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2022-07-12 17:01:07,645 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2022-07-12 17:01:07,645 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-07-12 17:01:07,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-07-12 17:01:07,645 INFO L130 BoogieDeclarations]: Found specification of procedure dql_avail [2022-07-12 17:01:07,645 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_avail [2022-07-12 17:01:07,645 INFO L130 BoogieDeclarations]: Found specification of procedure alx_reset_phy [2022-07-12 17:01:07,646 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_reset_phy [2022-07-12 17:01:07,646 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-07-12 17:01:07,646 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-07-12 17:01:07,646 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-07-12 17:01:07,646 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-07-12 17:01:07,646 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_le64 [2022-07-12 17:01:07,646 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_le64 [2022-07-12 17:01:08,473 INFO L234 CfgBuilder]: Building ICFG [2022-07-12 17:01:08,477 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-12 17:01:08,533 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-12 17:01:40,084 INFO L275 CfgBuilder]: Performing block encoding [2022-07-12 17:01:40,108 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-12 17:01:40,108 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2022-07-12 17:01:40,112 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 05:01:40 BoogieIcfgContainer [2022-07-12 17:01:40,112 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-12 17:01:40,114 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-12 17:01:40,114 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-12 17:01:40,116 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-12 17:01:40,116 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.07 05:01:00" (1/3) ... [2022-07-12 17:01:40,116 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66c1b403 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 05:01:40, skipping insertion in model container [2022-07-12 17:01:40,116 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 05:01:06" (2/3) ... [2022-07-12 17:01:40,116 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66c1b403 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 05:01:40, skipping insertion in model container [2022-07-12 17:01:40,117 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 05:01:40" (3/3) ... [2022-07-12 17:01:40,119 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i [2022-07-12 17:01:40,129 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-12 17:01:40,129 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 30 error locations. [2022-07-12 17:01:40,215 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-12 17:01:40,220 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@4dece59c, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@3993b2ce [2022-07-12 17:01:40,220 INFO L358 AbstractCegarLoop]: Starting to check reachability of 30 error locations. [2022-07-12 17:01:40,230 INFO L276 IsEmpty]: Start isEmpty. Operand has 3026 states, 1959 states have (on average 1.2557427258805514) internal successors, (2460), 2047 states have internal predecessors, (2460), 847 states have call successors, (847), 193 states have call predecessors, (847), 192 states have return successors, (840), 824 states have call predecessors, (840), 840 states have call successors, (840) [2022-07-12 17:01:40,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-07-12 17:01:40,239 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 17:01:40,240 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 17:01:40,240 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 28 more)] === [2022-07-12 17:01:40,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 17:01:40,245 INFO L85 PathProgramCache]: Analyzing trace with hash -694614232, now seen corresponding path program 1 times [2022-07-12 17:01:40,258 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 17:01:40,259 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1071340610] [2022-07-12 17:01:40,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 17:01:40,259 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 17:01:40,259 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 17:01:40,262 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-12 17:01:40,264 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-07-12 17:01:42,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:01:42,223 INFO L263 TraceCheckSpWp]: Trace formula consists of 2578 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-12 17:01:42,232 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 17:01:42,941 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-12 17:01:42,941 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 17:01:42,942 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 17:01:42,942 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1071340610] [2022-07-12 17:01:42,942 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1071340610] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 17:01:42,942 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 17:01:42,942 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 17:01:42,944 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [524798428] [2022-07-12 17:01:42,944 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 17:01:42,946 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-12 17:01:42,947 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 17:01:42,964 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-12 17:01:42,964 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-12 17:01:42,970 INFO L87 Difference]: Start difference. First operand has 3026 states, 1959 states have (on average 1.2557427258805514) internal successors, (2460), 2047 states have internal predecessors, (2460), 847 states have call successors, (847), 193 states have call predecessors, (847), 192 states have return successors, (840), 824 states have call predecessors, (840), 840 states have call successors, (840) Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 3 states have internal predecessors, (34), 1 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2022-07-12 17:01:43,339 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 17:01:43,339 INFO L93 Difference]: Finished difference Result 8904 states and 12659 transitions. [2022-07-12 17:01:43,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-12 17:01:43,342 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 3 states have internal predecessors, (34), 1 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 64 [2022-07-12 17:01:43,342 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 17:01:43,387 INFO L225 Difference]: With dead ends: 8904 [2022-07-12 17:01:43,387 INFO L226 Difference]: Without dead ends: 5876 [2022-07-12 17:01:43,411 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-12 17:01:43,416 INFO L413 NwaCegarLoop]: 4890 mSDtfsCounter, 3942 mSDsluCounter, 8879 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3944 SdHoareTripleChecker+Valid, 13769 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-07-12 17:01:43,416 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3944 Valid, 13769 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-07-12 17:01:43,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5876 states. [2022-07-12 17:01:43,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5876 to 5675. [2022-07-12 17:01:43,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5675 states, 3680 states have (on average 1.2279891304347825) internal successors, (4519), 3808 states have internal predecessors, (4519), 1605 states have call successors, (1605), 362 states have call predecessors, (1605), 360 states have return successors, (1605), 1575 states have call predecessors, (1605), 1603 states have call successors, (1605) [2022-07-12 17:01:43,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5675 states to 5675 states and 7729 transitions. [2022-07-12 17:01:43,703 INFO L78 Accepts]: Start accepts. Automaton has 5675 states and 7729 transitions. Word has length 64 [2022-07-12 17:01:43,704 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 17:01:43,704 INFO L495 AbstractCegarLoop]: Abstraction has 5675 states and 7729 transitions. [2022-07-12 17:01:43,704 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 3 states have internal predecessors, (34), 1 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2022-07-12 17:01:43,705 INFO L276 IsEmpty]: Start isEmpty. Operand 5675 states and 7729 transitions. [2022-07-12 17:01:43,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-07-12 17:01:43,711 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 17:01:43,712 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 17:01:43,763 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-07-12 17:01:43,935 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 17:01:43,936 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 28 more)] === [2022-07-12 17:01:43,936 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 17:01:43,936 INFO L85 PathProgramCache]: Analyzing trace with hash 1207578239, now seen corresponding path program 1 times [2022-07-12 17:01:43,938 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 17:01:43,938 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1179021997] [2022-07-12 17:01:43,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 17:01:43,939 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 17:01:43,939 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 17:01:43,940 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-12 17:01:43,941 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-07-12 17:01:45,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:01:45,739 INFO L263 TraceCheckSpWp]: Trace formula consists of 2587 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-12 17:01:45,742 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 17:01:46,580 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-12 17:01:46,580 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 17:01:46,580 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 17:01:46,580 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1179021997] [2022-07-12 17:01:46,581 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1179021997] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 17:01:46,581 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 17:01:46,581 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 17:01:46,581 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1407896731] [2022-07-12 17:01:46,581 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 17:01:46,582 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-12 17:01:46,582 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 17:01:46,582 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-12 17:01:46,582 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-12 17:01:46,582 INFO L87 Difference]: Start difference. First operand 5675 states and 7729 transitions. Second operand has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (10), 1 states have call predecessors, (10), 1 states have call successors, (10) [2022-07-12 17:01:46,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 17:01:46,755 INFO L93 Difference]: Finished difference Result 5675 states and 7729 transitions. [2022-07-12 17:01:46,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-12 17:01:46,755 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (10), 1 states have call predecessors, (10), 1 states have call successors, (10) Word has length 70 [2022-07-12 17:01:46,756 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 17:01:46,788 INFO L225 Difference]: With dead ends: 5675 [2022-07-12 17:01:46,788 INFO L226 Difference]: Without dead ends: 5673 [2022-07-12 17:01:46,793 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-12 17:01:46,794 INFO L413 NwaCegarLoop]: 3992 mSDtfsCounter, 3939 mSDsluCounter, 3990 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3941 SdHoareTripleChecker+Valid, 7982 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-12 17:01:46,794 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3941 Valid, 7982 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-12 17:01:46,801 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5673 states. [2022-07-12 17:01:46,981 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5673 to 5673. [2022-07-12 17:01:46,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5673 states, 3679 states have (on average 1.2277792878499592) internal successors, (4517), 3806 states have internal predecessors, (4517), 1605 states have call successors, (1605), 362 states have call predecessors, (1605), 360 states have return successors, (1605), 1575 states have call predecessors, (1605), 1603 states have call successors, (1605) [2022-07-12 17:01:47,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5673 states to 5673 states and 7727 transitions. [2022-07-12 17:01:47,021 INFO L78 Accepts]: Start accepts. Automaton has 5673 states and 7727 transitions. Word has length 70 [2022-07-12 17:01:47,021 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 17:01:47,021 INFO L495 AbstractCegarLoop]: Abstraction has 5673 states and 7727 transitions. [2022-07-12 17:01:47,021 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (10), 1 states have call predecessors, (10), 1 states have call successors, (10) [2022-07-12 17:01:47,022 INFO L276 IsEmpty]: Start isEmpty. Operand 5673 states and 7727 transitions. [2022-07-12 17:01:47,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-07-12 17:01:47,023 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 17:01:47,023 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 17:01:47,078 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-07-12 17:01:47,243 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 17:01:47,243 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 28 more)] === [2022-07-12 17:01:47,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 17:01:47,244 INFO L85 PathProgramCache]: Analyzing trace with hash -1736392530, now seen corresponding path program 1 times [2022-07-12 17:01:47,246 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 17:01:47,246 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [759383340] [2022-07-12 17:01:47,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 17:01:47,247 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 17:01:47,247 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 17:01:47,248 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-12 17:01:47,250 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-07-12 17:01:49,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:01:49,157 INFO L263 TraceCheckSpWp]: Trace formula consists of 2596 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-12 17:01:49,160 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 17:01:49,982 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-12 17:01:49,982 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 17:01:49,982 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 17:01:49,982 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [759383340] [2022-07-12 17:01:49,982 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [759383340] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 17:01:49,983 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 17:01:49,983 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 17:01:49,983 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [132996703] [2022-07-12 17:01:49,983 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 17:01:49,983 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-12 17:01:49,983 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 17:01:49,983 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-12 17:01:49,983 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-12 17:01:49,983 INFO L87 Difference]: Start difference. First operand 5673 states and 7727 transitions. Second operand has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2022-07-12 17:01:50,123 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 17:01:50,123 INFO L93 Difference]: Finished difference Result 5673 states and 7727 transitions. [2022-07-12 17:01:50,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-12 17:01:50,124 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 76 [2022-07-12 17:01:50,124 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 17:01:50,153 INFO L225 Difference]: With dead ends: 5673 [2022-07-12 17:01:50,153 INFO L226 Difference]: Without dead ends: 5671 [2022-07-12 17:01:50,158 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 73 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-12 17:01:50,160 INFO L413 NwaCegarLoop]: 3990 mSDtfsCounter, 3931 mSDsluCounter, 3988 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3933 SdHoareTripleChecker+Valid, 7978 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-12 17:01:50,161 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3933 Valid, 7978 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-12 17:01:50,167 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5671 states. [2022-07-12 17:01:50,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5671 to 5671. [2022-07-12 17:01:50,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5671 states, 3678 states have (on average 1.227569331158238) internal successors, (4515), 3804 states have internal predecessors, (4515), 1605 states have call successors, (1605), 362 states have call predecessors, (1605), 360 states have return successors, (1605), 1575 states have call predecessors, (1605), 1603 states have call successors, (1605) [2022-07-12 17:01:50,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5671 states to 5671 states and 7725 transitions. [2022-07-12 17:01:50,357 INFO L78 Accepts]: Start accepts. Automaton has 5671 states and 7725 transitions. Word has length 76 [2022-07-12 17:01:50,357 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 17:01:50,358 INFO L495 AbstractCegarLoop]: Abstraction has 5671 states and 7725 transitions. [2022-07-12 17:01:50,358 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2022-07-12 17:01:50,358 INFO L276 IsEmpty]: Start isEmpty. Operand 5671 states and 7725 transitions. [2022-07-12 17:01:50,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-07-12 17:01:50,360 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 17:01:50,361 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 17:01:50,409 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-07-12 17:01:50,587 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 17:01:50,587 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 28 more)] === [2022-07-12 17:01:50,588 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 17:01:50,588 INFO L85 PathProgramCache]: Analyzing trace with hash 489662195, now seen corresponding path program 1 times [2022-07-12 17:01:50,590 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 17:01:50,590 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [248998976] [2022-07-12 17:01:50,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 17:01:50,590 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 17:01:50,590 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 17:01:50,591 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-12 17:01:50,592 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-07-12 17:01:52,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:01:52,463 INFO L263 TraceCheckSpWp]: Trace formula consists of 2605 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-12 17:01:52,465 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 17:01:53,481 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-12 17:01:53,481 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 17:01:53,481 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 17:01:53,481 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [248998976] [2022-07-12 17:01:53,481 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [248998976] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 17:01:53,481 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 17:01:53,481 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 17:01:53,482 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1094193863] [2022-07-12 17:01:53,482 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 17:01:53,483 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-12 17:01:53,483 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 17:01:53,483 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-12 17:01:53,483 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-12 17:01:53,484 INFO L87 Difference]: Start difference. First operand 5671 states and 7725 transitions. Second operand has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2022-07-12 17:01:53,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 17:01:53,651 INFO L93 Difference]: Finished difference Result 5671 states and 7725 transitions. [2022-07-12 17:01:53,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-12 17:01:53,652 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 82 [2022-07-12 17:01:53,654 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 17:01:53,687 INFO L225 Difference]: With dead ends: 5671 [2022-07-12 17:01:53,687 INFO L226 Difference]: Without dead ends: 5669 [2022-07-12 17:01:53,691 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 79 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-12 17:01:53,693 INFO L413 NwaCegarLoop]: 3988 mSDtfsCounter, 3923 mSDsluCounter, 3986 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3925 SdHoareTripleChecker+Valid, 7974 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-12 17:01:53,694 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3925 Valid, 7974 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-12 17:01:53,702 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5669 states. [2022-07-12 17:01:53,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5669 to 5669. [2022-07-12 17:01:53,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5669 states, 3677 states have (on average 1.2273592602665215) internal successors, (4513), 3802 states have internal predecessors, (4513), 1605 states have call successors, (1605), 362 states have call predecessors, (1605), 360 states have return successors, (1605), 1575 states have call predecessors, (1605), 1603 states have call successors, (1605) [2022-07-12 17:01:53,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5669 states to 5669 states and 7723 transitions. [2022-07-12 17:01:53,910 INFO L78 Accepts]: Start accepts. Automaton has 5669 states and 7723 transitions. Word has length 82 [2022-07-12 17:01:53,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 17:01:53,911 INFO L495 AbstractCegarLoop]: Abstraction has 5669 states and 7723 transitions. [2022-07-12 17:01:53,911 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2022-07-12 17:01:53,911 INFO L276 IsEmpty]: Start isEmpty. Operand 5669 states and 7723 transitions. [2022-07-12 17:01:53,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-07-12 17:01:53,912 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 17:01:53,912 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 17:01:53,967 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2022-07-12 17:01:54,127 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 17:01:54,127 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 28 more)] === [2022-07-12 17:01:54,128 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 17:01:54,128 INFO L85 PathProgramCache]: Analyzing trace with hash 734081698, now seen corresponding path program 1 times [2022-07-12 17:01:54,130 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 17:01:54,130 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1206660014] [2022-07-12 17:01:54,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 17:01:54,130 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 17:01:54,130 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 17:01:54,131 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-12 17:01:54,132 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-07-12 17:01:55,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:01:55,900 INFO L263 TraceCheckSpWp]: Trace formula consists of 2614 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-12 17:01:55,902 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 17:01:56,883 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-12 17:01:56,883 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 17:01:56,883 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 17:01:56,883 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1206660014] [2022-07-12 17:01:56,883 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1206660014] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 17:01:56,883 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 17:01:56,883 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 17:01:56,884 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1939559548] [2022-07-12 17:01:56,884 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 17:01:56,884 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-12 17:01:56,884 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 17:01:56,884 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-12 17:01:56,884 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-12 17:01:56,885 INFO L87 Difference]: Start difference. First operand 5669 states and 7723 transitions. Second operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2022-07-12 17:01:57,032 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 17:01:57,032 INFO L93 Difference]: Finished difference Result 5669 states and 7723 transitions. [2022-07-12 17:01:57,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-12 17:01:57,033 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) Word has length 88 [2022-07-12 17:01:57,033 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 17:01:57,069 INFO L225 Difference]: With dead ends: 5669 [2022-07-12 17:01:57,069 INFO L226 Difference]: Without dead ends: 5667 [2022-07-12 17:01:57,072 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 85 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-12 17:01:57,073 INFO L413 NwaCegarLoop]: 3986 mSDtfsCounter, 3915 mSDsluCounter, 3984 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3917 SdHoareTripleChecker+Valid, 7970 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-12 17:01:57,074 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3917 Valid, 7970 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-12 17:01:57,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5667 states. [2022-07-12 17:01:57,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5667 to 5667. [2022-07-12 17:01:57,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5667 states, 3676 states have (on average 1.2271490750816105) internal successors, (4511), 3800 states have internal predecessors, (4511), 1605 states have call successors, (1605), 362 states have call predecessors, (1605), 360 states have return successors, (1605), 1575 states have call predecessors, (1605), 1603 states have call successors, (1605) [2022-07-12 17:01:57,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5667 states to 5667 states and 7721 transitions. [2022-07-12 17:01:57,267 INFO L78 Accepts]: Start accepts. Automaton has 5667 states and 7721 transitions. Word has length 88 [2022-07-12 17:01:57,268 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 17:01:57,268 INFO L495 AbstractCegarLoop]: Abstraction has 5667 states and 7721 transitions. [2022-07-12 17:01:57,268 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2022-07-12 17:01:57,268 INFO L276 IsEmpty]: Start isEmpty. Operand 5667 states and 7721 transitions. [2022-07-12 17:01:57,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-07-12 17:01:57,272 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 17:01:57,273 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 17:01:57,323 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2022-07-12 17:01:57,488 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 17:01:57,488 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_linux_net_register_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 28 more)] === [2022-07-12 17:01:57,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 17:01:57,488 INFO L85 PathProgramCache]: Analyzing trace with hash -332036335, now seen corresponding path program 1 times [2022-07-12 17:01:57,491 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 17:01:57,491 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [904724396] [2022-07-12 17:01:57,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 17:01:57,491 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 17:01:57,491 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 17:01:57,492 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-12 17:01:57,493 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2022-07-12 17:01:59,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:01:59,440 INFO L263 TraceCheckSpWp]: Trace formula consists of 2845 conjuncts, 18 conjunts are in the unsatisfiable core [2022-07-12 17:01:59,443 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 17:01:59,957 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 95 proven. 3 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2022-07-12 17:01:59,957 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-12 17:02:01,073 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 6 proven. 27 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2022-07-12 17:02:01,074 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 17:02:01,074 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [904724396] [2022-07-12 17:02:01,074 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [904724396] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-12 17:02:01,074 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-07-12 17:02:01,074 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 9 [2022-07-12 17:02:01,074 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [545871505] [2022-07-12 17:02:01,074 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-07-12 17:02:01,074 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-07-12 17:02:01,074 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 17:02:01,075 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-07-12 17:02:01,075 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2022-07-12 17:02:01,075 INFO L87 Difference]: Start difference. First operand 5667 states and 7721 transitions. Second operand has 9 states, 9 states have (on average 7.0) internal successors, (63), 8 states have internal predecessors, (63), 3 states have call successors, (25), 2 states have call predecessors, (25), 4 states have return successors, (25), 4 states have call predecessors, (25), 3 states have call successors, (25) [2022-07-12 17:02:04,011 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 17:02:04,012 INFO L93 Difference]: Finished difference Result 11736 states and 16040 transitions. [2022-07-12 17:02:04,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-07-12 17:02:04,013 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 7.0) internal successors, (63), 8 states have internal predecessors, (63), 3 states have call successors, (25), 2 states have call predecessors, (25), 4 states have return successors, (25), 4 states have call predecessors, (25), 3 states have call successors, (25) Word has length 113 [2022-07-12 17:02:04,013 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 17:02:04,042 INFO L225 Difference]: With dead ends: 11736 [2022-07-12 17:02:04,042 INFO L226 Difference]: Without dead ends: 6086 [2022-07-12 17:02:04,068 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 226 GetRequests, 216 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2022-07-12 17:02:04,069 INFO L413 NwaCegarLoop]: 4301 mSDtfsCounter, 772 mSDsluCounter, 24656 mSDsCounter, 0 mSdLazyCounter, 396 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1052 SdHoareTripleChecker+Valid, 28957 SdHoareTripleChecker+Invalid, 399 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 396 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-07-12 17:02:04,069 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1052 Valid, 28957 Invalid, 399 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 396 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-07-12 17:02:04,076 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6086 states. [2022-07-12 17:02:04,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6086 to 5667. [2022-07-12 17:02:04,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5667 states, 3676 states have (on average 1.2268770402611535) internal successors, (4510), 3799 states have internal predecessors, (4510), 1605 states have call successors, (1605), 362 states have call predecessors, (1605), 360 states have return successors, (1605), 1575 states have call predecessors, (1605), 1603 states have call successors, (1605) [2022-07-12 17:02:04,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5667 states to 5667 states and 7720 transitions. [2022-07-12 17:02:04,342 INFO L78 Accepts]: Start accepts. Automaton has 5667 states and 7720 transitions. Word has length 113 [2022-07-12 17:02:04,342 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 17:02:04,342 INFO L495 AbstractCegarLoop]: Abstraction has 5667 states and 7720 transitions. [2022-07-12 17:02:04,343 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 7.0) internal successors, (63), 8 states have internal predecessors, (63), 3 states have call successors, (25), 2 states have call predecessors, (25), 4 states have return successors, (25), 4 states have call predecessors, (25), 3 states have call successors, (25) [2022-07-12 17:02:04,343 INFO L276 IsEmpty]: Start isEmpty. Operand 5667 states and 7720 transitions. [2022-07-12 17:02:04,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-07-12 17:02:04,344 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 17:02:04,344 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 17:02:04,396 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2022-07-12 17:02:04,555 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 17:02:04,555 INFO L420 AbstractCegarLoop]: === Iteration 7 === 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 28 more)] === [2022-07-12 17:02:04,556 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 17:02:04,556 INFO L85 PathProgramCache]: Analyzing trace with hash -557446801, now seen corresponding path program 1 times [2022-07-12 17:02:04,558 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 17:02:04,558 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1468446197] [2022-07-12 17:02:04,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 17:02:04,558 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 17:02:04,558 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 17:02:04,560 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-12 17:02:04,561 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2022-07-12 17:02:06,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:02:06,323 INFO L263 TraceCheckSpWp]: Trace formula consists of 2623 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-12 17:02:06,327 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 17:02:07,303 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-12 17:02:07,303 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 17:02:07,304 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 17:02:07,304 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1468446197] [2022-07-12 17:02:07,304 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1468446197] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 17:02:07,304 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 17:02:07,304 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 17:02:07,304 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1046629124] [2022-07-12 17:02:07,304 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 17:02:07,305 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-12 17:02:07,305 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 17:02:07,305 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-12 17:02:07,305 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-12 17:02:07,305 INFO L87 Difference]: Start difference. First operand 5667 states and 7720 transitions. Second operand has 4 states, 4 states have (on average 13.5) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2022-07-12 17:02:07,475 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 17:02:07,475 INFO L93 Difference]: Finished difference Result 5667 states and 7720 transitions. [2022-07-12 17:02:07,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-12 17:02:07,476 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 94 [2022-07-12 17:02:07,476 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 17:02:07,493 INFO L225 Difference]: With dead ends: 5667 [2022-07-12 17:02:07,493 INFO L226 Difference]: Without dead ends: 5665 [2022-07-12 17:02:07,497 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 91 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-12 17:02:07,498 INFO L413 NwaCegarLoop]: 3983 mSDtfsCounter, 3906 mSDsluCounter, 3981 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3908 SdHoareTripleChecker+Valid, 7964 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-12 17:02:07,498 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3908 Valid, 7964 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-12 17:02:07,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5665 states. [2022-07-12 17:02:07,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5665 to 5665. [2022-07-12 17:02:07,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5665 states, 3675 states have (on average 1.2266666666666666) internal successors, (4508), 3797 states have internal predecessors, (4508), 1605 states have call successors, (1605), 362 states have call predecessors, (1605), 360 states have return successors, (1605), 1575 states have call predecessors, (1605), 1603 states have call successors, (1605) [2022-07-12 17:02:07,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5665 states to 5665 states and 7718 transitions. [2022-07-12 17:02:07,696 INFO L78 Accepts]: Start accepts. Automaton has 5665 states and 7718 transitions. Word has length 94 [2022-07-12 17:02:07,696 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 17:02:07,696 INFO L495 AbstractCegarLoop]: Abstraction has 5665 states and 7718 transitions. [2022-07-12 17:02:07,697 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2022-07-12 17:02:07,697 INFO L276 IsEmpty]: Start isEmpty. Operand 5665 states and 7718 transitions. [2022-07-12 17:02:07,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2022-07-12 17:02:07,699 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 17:02:07,699 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 17:02:07,750 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2022-07-12 17:02:07,911 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 17:02:07,912 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_linux_net_register_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 28 more)] === [2022-07-12 17:02:07,912 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 17:02:07,912 INFO L85 PathProgramCache]: Analyzing trace with hash 1613949972, now seen corresponding path program 1 times [2022-07-12 17:02:07,914 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 17:02:07,915 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [972012483] [2022-07-12 17:02:07,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 17:02:07,915 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 17:02:07,915 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 17:02:07,916 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-12 17:02:07,917 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2022-07-12 17:02:10,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:02:10,235 INFO L263 TraceCheckSpWp]: Trace formula consists of 2857 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-12 17:02:10,237 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 17:02:10,412 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-07-12 17:02:10,412 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 17:02:10,412 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 17:02:10,412 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [972012483] [2022-07-12 17:02:10,414 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [972012483] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 17:02:10,414 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 17:02:10,414 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 17:02:10,414 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1501990958] [2022-07-12 17:02:10,414 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 17:02:10,415 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 17:02:10,415 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 17:02:10,415 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 17:02:10,415 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 17:02:10,415 INFO L87 Difference]: Start difference. First operand 5665 states and 7718 transitions. Second operand has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-07-12 17:02:10,881 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 17:02:10,882 INFO L93 Difference]: Finished difference Result 14633 states and 19891 transitions. [2022-07-12 17:02:10,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 17:02:10,883 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 117 [2022-07-12 17:02:10,883 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 17:02:10,913 INFO L225 Difference]: With dead ends: 14633 [2022-07-12 17:02:10,914 INFO L226 Difference]: Without dead ends: 8989 [2022-07-12 17:02:10,933 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 115 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 17:02:10,934 INFO L413 NwaCegarLoop]: 5031 mSDtfsCounter, 3963 mSDsluCounter, 2257 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3963 SdHoareTripleChecker+Valid, 7288 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-07-12 17:02:10,934 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3963 Valid, 7288 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-07-12 17:02:10,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8989 states. [2022-07-12 17:02:11,183 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8989 to 8975. [2022-07-12 17:02:11,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8975 states, 5838 states have (on average 1.2250770811921892) internal successors, (7152), 6018 states have internal predecessors, (7152), 2517 states have call successors, (2517), 599 states have call predecessors, (2517), 595 states have return successors, (2517), 2473 states have call predecessors, (2517), 2515 states have call successors, (2517) [2022-07-12 17:02:11,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8975 states to 8975 states and 12186 transitions. [2022-07-12 17:02:11,221 INFO L78 Accepts]: Start accepts. Automaton has 8975 states and 12186 transitions. Word has length 117 [2022-07-12 17:02:11,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 17:02:11,222 INFO L495 AbstractCegarLoop]: Abstraction has 8975 states and 12186 transitions. [2022-07-12 17:02:11,222 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-07-12 17:02:11,222 INFO L276 IsEmpty]: Start isEmpty. Operand 8975 states and 12186 transitions. [2022-07-12 17:02:11,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-07-12 17:02:11,223 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 17:02:11,223 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 17:02:11,285 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2022-07-12 17:02:11,443 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 17:02:11,443 INFO L420 AbstractCegarLoop]: === Iteration 9 === 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 28 more)] === [2022-07-12 17:02:11,444 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 17:02:11,444 INFO L85 PathProgramCache]: Analyzing trace with hash -576946536, now seen corresponding path program 1 times [2022-07-12 17:02:11,446 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 17:02:11,446 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [147324908] [2022-07-12 17:02:11,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 17:02:11,446 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 17:02:11,446 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 17:02:11,447 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-12 17:02:11,448 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2022-07-12 17:02:13,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:02:13,273 INFO L263 TraceCheckSpWp]: Trace formula consists of 2632 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-12 17:02:13,275 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 17:02:14,384 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-12 17:02:14,384 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 17:02:14,384 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 17:02:14,385 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [147324908] [2022-07-12 17:02:14,385 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [147324908] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 17:02:14,385 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 17:02:14,385 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 17:02:14,385 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [79273235] [2022-07-12 17:02:14,385 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 17:02:14,385 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-12 17:02:14,385 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 17:02:14,385 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-12 17:02:14,385 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-12 17:02:14,386 INFO L87 Difference]: Start difference. First operand 8975 states and 12186 transitions. Second operand has 4 states, 4 states have (on average 14.5) internal successors, (58), 3 states have internal predecessors, (58), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2022-07-12 17:02:14,607 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 17:02:14,607 INFO L93 Difference]: Finished difference Result 8975 states and 12186 transitions. [2022-07-12 17:02:14,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-12 17:02:14,608 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.5) internal successors, (58), 3 states have internal predecessors, (58), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 100 [2022-07-12 17:02:14,608 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 17:02:14,637 INFO L225 Difference]: With dead ends: 8975 [2022-07-12 17:02:14,637 INFO L226 Difference]: Without dead ends: 8973 [2022-07-12 17:02:14,645 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 97 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-12 17:02:14,647 INFO L413 NwaCegarLoop]: 3981 mSDtfsCounter, 3898 mSDsluCounter, 3979 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3900 SdHoareTripleChecker+Valid, 7960 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-12 17:02:14,647 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3900 Valid, 7960 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-12 17:02:14,656 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8973 states. [2022-07-12 17:02:14,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8973 to 8973. [2022-07-12 17:02:14,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8973 states, 5837 states have (on average 1.2249443207126949) internal successors, (7150), 6016 states have internal predecessors, (7150), 2517 states have call successors, (2517), 599 states have call predecessors, (2517), 595 states have return successors, (2517), 2473 states have call predecessors, (2517), 2515 states have call successors, (2517) [2022-07-12 17:02:14,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8973 states to 8973 states and 12184 transitions. [2022-07-12 17:02:14,969 INFO L78 Accepts]: Start accepts. Automaton has 8973 states and 12184 transitions. Word has length 100 [2022-07-12 17:02:14,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 17:02:14,970 INFO L495 AbstractCegarLoop]: Abstraction has 8973 states and 12184 transitions. [2022-07-12 17:02:14,970 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.5) internal successors, (58), 3 states have internal predecessors, (58), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2022-07-12 17:02:14,970 INFO L276 IsEmpty]: Start isEmpty. Operand 8973 states and 12184 transitions. [2022-07-12 17:02:14,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-07-12 17:02:14,973 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 17:02:14,973 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 17:02:15,029 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2022-07-12 17:02:15,184 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 17:02:15,184 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_linux_usb_register_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 28 more)] === [2022-07-12 17:02:15,185 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 17:02:15,185 INFO L85 PathProgramCache]: Analyzing trace with hash 2333842, now seen corresponding path program 1 times [2022-07-12 17:02:15,187 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 17:02:15,187 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [385351665] [2022-07-12 17:02:15,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 17:02:15,187 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 17:02:15,187 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 17:02:15,189 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-12 17:02:15,227 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2022-07-12 17:02:17,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:02:17,610 INFO L263 TraceCheckSpWp]: Trace formula consists of 2870 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-12 17:02:17,619 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 17:02:17,875 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-07-12 17:02:17,875 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 17:02:17,875 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 17:02:17,876 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [385351665] [2022-07-12 17:02:17,876 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [385351665] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 17:02:17,876 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 17:02:17,876 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 17:02:17,876 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1723266788] [2022-07-12 17:02:17,876 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 17:02:17,876 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 17:02:17,876 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 17:02:17,876 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 17:02:17,876 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 17:02:17,877 INFO L87 Difference]: Start difference. First operand 8973 states and 12184 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-07-12 17:02:18,317 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 17:02:18,317 INFO L93 Difference]: Finished difference Result 17919 states and 24335 transitions. [2022-07-12 17:02:18,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 17:02:18,317 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 126 [2022-07-12 17:02:18,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 17:02:18,353 INFO L225 Difference]: With dead ends: 17919 [2022-07-12 17:02:18,354 INFO L226 Difference]: Without dead ends: 8967 [2022-07-12 17:02:18,385 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 124 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 17:02:18,385 INFO L413 NwaCegarLoop]: 3977 mSDtfsCounter, 3955 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3955 SdHoareTripleChecker+Valid, 3977 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-07-12 17:02:18,386 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3955 Valid, 3977 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-07-12 17:02:18,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8967 states. [2022-07-12 17:02:18,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8967 to 8967. [2022-07-12 17:02:18,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8967 states, 5832 states have (on average 1.2244513031550068) internal successors, (7141), 6010 states have internal predecessors, (7141), 2517 states have call successors, (2517), 599 states have call predecessors, (2517), 595 states have return successors, (2517), 2473 states have call predecessors, (2517), 2515 states have call successors, (2517) [2022-07-12 17:02:18,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8967 states to 8967 states and 12175 transitions. [2022-07-12 17:02:18,710 INFO L78 Accepts]: Start accepts. Automaton has 8967 states and 12175 transitions. Word has length 126 [2022-07-12 17:02:18,710 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 17:02:18,710 INFO L495 AbstractCegarLoop]: Abstraction has 8967 states and 12175 transitions. [2022-07-12 17:02:18,711 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-07-12 17:02:18,711 INFO L276 IsEmpty]: Start isEmpty. Operand 8967 states and 12175 transitions. [2022-07-12 17:02:18,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-07-12 17:02:18,712 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 17:02:18,712 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 17:02:18,772 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (11)] Ended with exit code 0 [2022-07-12 17:02:18,927 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 17:02:18,927 INFO L420 AbstractCegarLoop]: === Iteration 11 === 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 28 more)] === [2022-07-12 17:02:18,928 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 17:02:18,928 INFO L85 PathProgramCache]: Analyzing trace with hash 117081631, now seen corresponding path program 1 times [2022-07-12 17:02:18,930 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 17:02:18,930 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2085722414] [2022-07-12 17:02:18,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 17:02:18,930 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 17:02:18,930 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 17:02:18,931 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-12 17:02:18,932 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2022-07-12 17:02:20,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:02:20,781 INFO L263 TraceCheckSpWp]: Trace formula consists of 2641 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-12 17:02:20,784 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 17:02:21,811 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-12 17:02:21,811 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 17:02:21,811 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 17:02:21,812 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2085722414] [2022-07-12 17:02:21,812 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2085722414] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 17:02:21,812 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 17:02:21,812 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 17:02:21,812 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [462696466] [2022-07-12 17:02:21,812 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 17:02:21,812 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-12 17:02:21,812 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 17:02:21,813 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-12 17:02:21,813 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-12 17:02:21,813 INFO L87 Difference]: Start difference. First operand 8967 states and 12175 transitions. Second operand has 4 states, 4 states have (on average 15.5) internal successors, (62), 3 states have internal predecessors, (62), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2022-07-12 17:02:22,031 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 17:02:22,031 INFO L93 Difference]: Finished difference Result 8967 states and 12175 transitions. [2022-07-12 17:02:22,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-12 17:02:22,032 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 3 states have internal predecessors, (62), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 106 [2022-07-12 17:02:22,032 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 17:02:22,066 INFO L225 Difference]: With dead ends: 8967 [2022-07-12 17:02:22,066 INFO L226 Difference]: Without dead ends: 8965 [2022-07-12 17:02:22,072 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 103 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-12 17:02:22,072 INFO L413 NwaCegarLoop]: 3974 mSDtfsCounter, 3889 mSDsluCounter, 3968 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3891 SdHoareTripleChecker+Valid, 7942 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-12 17:02:22,073 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3891 Valid, 7942 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-12 17:02:22,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8965 states. [2022-07-12 17:02:22,345 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8965 to 8965. [2022-07-12 17:02:22,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8965 states, 5831 states have (on average 1.2243182987480707) internal successors, (7139), 6008 states have internal predecessors, (7139), 2517 states have call successors, (2517), 599 states have call predecessors, (2517), 595 states have return successors, (2517), 2473 states have call predecessors, (2517), 2515 states have call successors, (2517) [2022-07-12 17:02:22,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8965 states to 8965 states and 12173 transitions. [2022-07-12 17:02:22,381 INFO L78 Accepts]: Start accepts. Automaton has 8965 states and 12173 transitions. Word has length 106 [2022-07-12 17:02:22,382 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 17:02:22,383 INFO L495 AbstractCegarLoop]: Abstraction has 8965 states and 12173 transitions. [2022-07-12 17:02:22,383 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 3 states have internal predecessors, (62), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2022-07-12 17:02:22,383 INFO L276 IsEmpty]: Start isEmpty. Operand 8965 states and 12173 transitions. [2022-07-12 17:02:22,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2022-07-12 17:02:22,384 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 17:02:22,384 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 17:02:22,435 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (12)] Forceful destruction successful, exit code 0 [2022-07-12 17:02:22,599 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 17:02:22,599 INFO L420 AbstractCegarLoop]: === Iteration 12 === 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 28 more)] === [2022-07-12 17:02:22,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 17:02:22,600 INFO L85 PathProgramCache]: Analyzing trace with hash 846470626, now seen corresponding path program 1 times [2022-07-12 17:02:22,602 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 17:02:22,602 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2062928886] [2022-07-12 17:02:22,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 17:02:22,602 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 17:02:22,602 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 17:02:22,603 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-12 17:02:22,605 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (13)] Waiting until timeout for monitored process [2022-07-12 17:02:24,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:02:24,464 INFO L263 TraceCheckSpWp]: Trace formula consists of 2644 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-12 17:02:24,467 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 17:02:25,538 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-12 17:02:25,538 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 17:02:25,538 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 17:02:25,538 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2062928886] [2022-07-12 17:02:25,539 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2062928886] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 17:02:25,539 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 17:02:25,539 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 17:02:25,539 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [225881611] [2022-07-12 17:02:25,539 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 17:02:25,539 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-12 17:02:25,539 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 17:02:25,539 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-12 17:02:25,539 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-12 17:02:25,540 INFO L87 Difference]: Start difference. First operand 8965 states and 12173 transitions. Second operand has 4 states, 4 states have (on average 16.0) internal successors, (64), 3 states have internal predecessors, (64), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2022-07-12 17:02:25,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 17:02:25,761 INFO L93 Difference]: Finished difference Result 8965 states and 12173 transitions. [2022-07-12 17:02:25,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-12 17:02:25,761 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.0) internal successors, (64), 3 states have internal predecessors, (64), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 108 [2022-07-12 17:02:25,762 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 17:02:25,789 INFO L225 Difference]: With dead ends: 8965 [2022-07-12 17:02:25,789 INFO L226 Difference]: Without dead ends: 8963 [2022-07-12 17:02:25,795 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 105 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-12 17:02:25,795 INFO L413 NwaCegarLoop]: 3972 mSDtfsCounter, 3881 mSDsluCounter, 3970 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3883 SdHoareTripleChecker+Valid, 7942 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-12 17:02:25,795 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3883 Valid, 7942 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-12 17:02:25,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8963 states. [2022-07-12 17:02:26,072 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8963 to 8963. [2022-07-12 17:02:26,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8963 states, 5830 states have (on average 1.2241852487135505) internal successors, (7137), 6006 states have internal predecessors, (7137), 2517 states have call successors, (2517), 599 states have call predecessors, (2517), 595 states have return successors, (2517), 2473 states have call predecessors, (2517), 2515 states have call successors, (2517) [2022-07-12 17:02:26,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8963 states to 8963 states and 12171 transitions. [2022-07-12 17:02:26,164 INFO L78 Accepts]: Start accepts. Automaton has 8963 states and 12171 transitions. Word has length 108 [2022-07-12 17:02:26,164 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 17:02:26,164 INFO L495 AbstractCegarLoop]: Abstraction has 8963 states and 12171 transitions. [2022-07-12 17:02:26,165 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.0) internal successors, (64), 3 states have internal predecessors, (64), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2022-07-12 17:02:26,165 INFO L276 IsEmpty]: Start isEmpty. Operand 8963 states and 12171 transitions. [2022-07-12 17:02:26,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2022-07-12 17:02:26,166 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 17:02:26,166 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 17:02:26,222 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (13)] Forceful destruction successful, exit code 0 [2022-07-12 17:02:26,379 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 17:02:26,379 INFO L420 AbstractCegarLoop]: === Iteration 13 === 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 28 more)] === [2022-07-12 17:02:26,380 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 17:02:26,380 INFO L85 PathProgramCache]: Analyzing trace with hash -1008193661, now seen corresponding path program 1 times [2022-07-12 17:02:26,382 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 17:02:26,382 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1923927782] [2022-07-12 17:02:26,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 17:02:26,382 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 17:02:26,382 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 17:02:26,383 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-12 17:02:26,385 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2022-07-12 17:02:28,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:02:28,218 INFO L263 TraceCheckSpWp]: Trace formula consists of 2653 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-12 17:02:28,220 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 17:02:29,338 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-12 17:02:29,339 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 17:02:29,339 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 17:02:29,339 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1923927782] [2022-07-12 17:02:29,339 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1923927782] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 17:02:29,339 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 17:02:29,339 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 17:02:29,339 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1093926516] [2022-07-12 17:02:29,339 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 17:02:29,339 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-12 17:02:29,340 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 17:02:29,340 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-12 17:02:29,340 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-12 17:02:29,340 INFO L87 Difference]: Start difference. First operand 8963 states and 12171 transitions. Second operand has 4 states, 4 states have (on average 17.0) internal successors, (68), 3 states have internal predecessors, (68), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2022-07-12 17:02:29,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 17:02:29,586 INFO L93 Difference]: Finished difference Result 8963 states and 12171 transitions. [2022-07-12 17:02:29,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-12 17:02:29,586 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 3 states have internal predecessors, (68), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 114 [2022-07-12 17:02:29,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 17:02:29,613 INFO L225 Difference]: With dead ends: 8963 [2022-07-12 17:02:29,613 INFO L226 Difference]: Without dead ends: 8961 [2022-07-12 17:02:29,618 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 111 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-12 17:02:29,620 INFO L413 NwaCegarLoop]: 3970 mSDtfsCounter, 3873 mSDsluCounter, 3968 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3875 SdHoareTripleChecker+Valid, 7938 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-12 17:02:29,620 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3875 Valid, 7938 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-12 17:02:29,627 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8961 states. [2022-07-12 17:02:29,957 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8961 to 8961. [2022-07-12 17:02:29,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8961 states, 5829 states have (on average 1.2240521530279636) internal successors, (7135), 6004 states have internal predecessors, (7135), 2517 states have call successors, (2517), 599 states have call predecessors, (2517), 595 states have return successors, (2517), 2473 states have call predecessors, (2517), 2515 states have call successors, (2517) [2022-07-12 17:02:29,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8961 states to 8961 states and 12169 transitions. [2022-07-12 17:02:29,995 INFO L78 Accepts]: Start accepts. Automaton has 8961 states and 12169 transitions. Word has length 114 [2022-07-12 17:02:29,996 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 17:02:29,996 INFO L495 AbstractCegarLoop]: Abstraction has 8961 states and 12169 transitions. [2022-07-12 17:02:29,996 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 3 states have internal predecessors, (68), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2022-07-12 17:02:29,996 INFO L276 IsEmpty]: Start isEmpty. Operand 8961 states and 12169 transitions. [2022-07-12 17:02:29,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2022-07-12 17:02:29,997 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 17:02:29,997 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 17:02:30,051 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (14)] Forceful destruction successful, exit code 0 [2022-07-12 17:02:30,207 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 17:02:30,207 INFO L420 AbstractCegarLoop]: === Iteration 14 === 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 28 more)] === [2022-07-12 17:02:30,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 17:02:30,208 INFO L85 PathProgramCache]: Analyzing trace with hash -843679646, now seen corresponding path program 1 times [2022-07-12 17:02:30,210 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 17:02:30,210 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1578322512] [2022-07-12 17:02:30,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 17:02:30,210 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 17:02:30,210 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 17:02:30,212 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-12 17:02:30,213 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (15)] Waiting until timeout for monitored process [2022-07-12 17:02:31,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:02:32,074 INFO L263 TraceCheckSpWp]: Trace formula consists of 2662 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-12 17:02:32,076 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 17:02:33,223 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-12 17:02:33,224 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 17:02:33,224 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 17:02:33,224 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1578322512] [2022-07-12 17:02:33,224 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1578322512] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 17:02:33,224 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 17:02:33,224 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 17:02:33,224 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [271996886] [2022-07-12 17:02:33,224 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 17:02:33,224 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-12 17:02:33,224 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 17:02:33,225 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-12 17:02:33,225 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-12 17:02:33,225 INFO L87 Difference]: Start difference. First operand 8961 states and 12169 transitions. Second operand has 4 states, 4 states have (on average 18.0) internal successors, (72), 3 states have internal predecessors, (72), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2022-07-12 17:02:33,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 17:02:33,482 INFO L93 Difference]: Finished difference Result 8961 states and 12169 transitions. [2022-07-12 17:02:33,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-12 17:02:33,482 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.0) internal successors, (72), 3 states have internal predecessors, (72), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 120 [2022-07-12 17:02:33,483 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 17:02:33,507 INFO L225 Difference]: With dead ends: 8961 [2022-07-12 17:02:33,507 INFO L226 Difference]: Without dead ends: 8959 [2022-07-12 17:02:33,512 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 120 GetRequests, 117 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-12 17:02:33,512 INFO L413 NwaCegarLoop]: 3968 mSDtfsCounter, 3865 mSDsluCounter, 3966 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3867 SdHoareTripleChecker+Valid, 7934 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-12 17:02:33,512 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3867 Valid, 7934 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-12 17:02:33,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8959 states. [2022-07-12 17:02:33,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8959 to 8959. [2022-07-12 17:02:33,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8959 states, 5828 states have (on average 1.2239190116678105) internal successors, (7133), 6002 states have internal predecessors, (7133), 2517 states have call successors, (2517), 599 states have call predecessors, (2517), 595 states have return successors, (2517), 2473 states have call predecessors, (2517), 2515 states have call successors, (2517) [2022-07-12 17:02:33,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8959 states to 8959 states and 12167 transitions. [2022-07-12 17:02:33,944 INFO L78 Accepts]: Start accepts. Automaton has 8959 states and 12167 transitions. Word has length 120 [2022-07-12 17:02:33,944 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 17:02:33,944 INFO L495 AbstractCegarLoop]: Abstraction has 8959 states and 12167 transitions. [2022-07-12 17:02:33,944 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.0) internal successors, (72), 3 states have internal predecessors, (72), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2022-07-12 17:02:33,944 INFO L276 IsEmpty]: Start isEmpty. Operand 8959 states and 12167 transitions. [2022-07-12 17:02:33,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-07-12 17:02:33,945 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 17:02:33,946 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 17:02:33,995 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (15)] Forceful destruction successful, exit code 0 [2022-07-12 17:02:34,159 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 17:02:34,159 INFO L420 AbstractCegarLoop]: === Iteration 15 === 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 28 more)] === [2022-07-12 17:02:34,160 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 17:02:34,160 INFO L85 PathProgramCache]: Analyzing trace with hash 1500529062, now seen corresponding path program 1 times [2022-07-12 17:02:34,162 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 17:02:34,162 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1311033587] [2022-07-12 17:02:34,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 17:02:34,162 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 17:02:34,162 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 17:02:34,164 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-12 17:02:34,167 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (16)] Waiting until timeout for monitored process [2022-07-12 17:02:35,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:02:35,992 INFO L263 TraceCheckSpWp]: Trace formula consists of 2671 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-12 17:02:35,995 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 17:02:37,271 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-12 17:02:37,271 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 17:02:37,271 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 17:02:37,271 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1311033587] [2022-07-12 17:02:37,271 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1311033587] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 17:02:37,271 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 17:02:37,271 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 17:02:37,272 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1572399583] [2022-07-12 17:02:37,272 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 17:02:37,272 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-12 17:02:37,272 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 17:02:37,272 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-12 17:02:37,272 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-12 17:02:37,273 INFO L87 Difference]: Start difference. First operand 8959 states and 12167 transitions. Second operand has 4 states, 4 states have (on average 19.0) internal successors, (76), 3 states have internal predecessors, (76), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2022-07-12 17:02:37,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 17:02:37,541 INFO L93 Difference]: Finished difference Result 8959 states and 12167 transitions. [2022-07-12 17:02:37,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-12 17:02:37,542 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.0) internal successors, (76), 3 states have internal predecessors, (76), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 126 [2022-07-12 17:02:37,542 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 17:02:37,564 INFO L225 Difference]: With dead ends: 8959 [2022-07-12 17:02:37,564 INFO L226 Difference]: Without dead ends: 8957 [2022-07-12 17:02:37,568 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 126 GetRequests, 123 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-12 17:02:37,569 INFO L413 NwaCegarLoop]: 3966 mSDtfsCounter, 3857 mSDsluCounter, 3964 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3859 SdHoareTripleChecker+Valid, 7930 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-12 17:02:37,569 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3859 Valid, 7930 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-12 17:02:37,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8957 states. [2022-07-12 17:02:37,905 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8957 to 8957. [2022-07-12 17:02:37,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8957 states, 5827 states have (on average 1.223785824609576) internal successors, (7131), 6000 states have internal predecessors, (7131), 2517 states have call successors, (2517), 599 states have call predecessors, (2517), 595 states have return successors, (2517), 2473 states have call predecessors, (2517), 2515 states have call successors, (2517) [2022-07-12 17:02:37,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8957 states to 8957 states and 12165 transitions. [2022-07-12 17:02:37,937 INFO L78 Accepts]: Start accepts. Automaton has 8957 states and 12165 transitions. Word has length 126 [2022-07-12 17:02:37,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 17:02:37,937 INFO L495 AbstractCegarLoop]: Abstraction has 8957 states and 12165 transitions. [2022-07-12 17:02:37,938 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.0) internal successors, (76), 3 states have internal predecessors, (76), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2022-07-12 17:02:37,938 INFO L276 IsEmpty]: Start isEmpty. Operand 8957 states and 12165 transitions. [2022-07-12 17:02:37,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2022-07-12 17:02:37,939 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 17:02:37,939 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:02:37,986 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (16)] Ended with exit code 0 [2022-07-12 17:02:38,155 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 17:02:38,155 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 28 more)] === [2022-07-12 17:02:38,156 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 17:02:38,156 INFO L85 PathProgramCache]: Analyzing trace with hash 856937104, now seen corresponding path program 1 times [2022-07-12 17:02:38,158 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 17:02:38,158 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1862733584] [2022-07-12 17:02:38,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 17:02:38,158 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 17:02:38,158 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 17:02:38,160 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-12 17:02:38,166 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (17)] Waiting until timeout for monitored process [2022-07-12 17:02:39,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:02:40,081 INFO L263 TraceCheckSpWp]: Trace formula consists of 2841 conjuncts, 27 conjunts are in the unsatisfiable core [2022-07-12 17:02:40,084 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 17:02:41,601 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 91 proven. 3 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2022-07-12 17:02:41,601 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-12 17:02:42,886 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 9 proven. 27 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2022-07-12 17:02:42,886 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 17:02:42,886 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1862733584] [2022-07-12 17:02:42,886 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1862733584] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-12 17:02:42,886 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-07-12 17:02:42,886 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 20 [2022-07-12 17:02:42,886 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [252591632] [2022-07-12 17:02:42,887 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-07-12 17:02:42,887 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-07-12 17:02:42,887 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 17:02:42,887 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-07-12 17:02:42,888 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=339, Unknown=0, NotChecked=0, Total=380 [2022-07-12 17:02:42,888 INFO L87 Difference]: Start difference. First operand 8957 states and 12165 transitions. Second operand has 20 states, 19 states have (on average 4.947368421052632) internal successors, (94), 18 states have internal predecessors, (94), 7 states have call successors, (39), 2 states have call predecessors, (39), 5 states have return successors, (35), 8 states have call predecessors, (35), 7 states have call successors, (35) [2022-07-12 17:02:50,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 17:02:50,075 INFO L93 Difference]: Finished difference Result 12580 states and 16925 transitions. [2022-07-12 17:02:50,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-07-12 17:02:50,076 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 4.947368421052632) internal successors, (94), 18 states have internal predecessors, (94), 7 states have call successors, (39), 2 states have call predecessors, (39), 5 states have return successors, (35), 8 states have call predecessors, (35), 7 states have call successors, (35) Word has length 156 [2022-07-12 17:02:50,076 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 17:02:50,105 INFO L225 Difference]: With dead ends: 12580 [2022-07-12 17:02:50,105 INFO L226 Difference]: Without dead ends: 8995 [2022-07-12 17:02:50,122 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 321 GetRequests, 292 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=161, Invalid=769, Unknown=0, NotChecked=0, Total=930 [2022-07-12 17:02:50,123 INFO L413 NwaCegarLoop]: 3942 mSDtfsCounter, 75 mSDsluCounter, 66631 mSDsCounter, 0 mSdLazyCounter, 1038 mSolverCounterSat, 249 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 94 SdHoareTripleChecker+Valid, 70573 SdHoareTripleChecker+Invalid, 1287 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 249 IncrementalHoareTripleChecker+Valid, 1038 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.2s IncrementalHoareTripleChecker+Time [2022-07-12 17:02:50,123 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [94 Valid, 70573 Invalid, 1287 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [249 Valid, 1038 Invalid, 0 Unknown, 0 Unchecked, 5.2s Time] [2022-07-12 17:02:50,131 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8995 states. [2022-07-12 17:02:50,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8995 to 8971. [2022-07-12 17:02:50,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8971 states, 5837 states have (on average 1.223402432756553) internal successors, (7141), 6010 states have internal predecessors, (7141), 2521 states have call successors, (2521), 599 states have call predecessors, (2521), 595 states have return successors, (2521), 2477 states have call predecessors, (2521), 2519 states have call successors, (2521) [2022-07-12 17:02:50,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8971 states to 8971 states and 12183 transitions. [2022-07-12 17:02:50,493 INFO L78 Accepts]: Start accepts. Automaton has 8971 states and 12183 transitions. Word has length 156 [2022-07-12 17:02:50,493 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 17:02:50,493 INFO L495 AbstractCegarLoop]: Abstraction has 8971 states and 12183 transitions. [2022-07-12 17:02:50,493 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 4.947368421052632) internal successors, (94), 18 states have internal predecessors, (94), 7 states have call successors, (39), 2 states have call predecessors, (39), 5 states have return successors, (35), 8 states have call predecessors, (35), 7 states have call successors, (35) [2022-07-12 17:02:50,493 INFO L276 IsEmpty]: Start isEmpty. Operand 8971 states and 12183 transitions. [2022-07-12 17:02:50,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-07-12 17:02:50,494 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 17:02:50,494 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 17:02:50,553 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (17)] Forceful destruction successful, exit code 0 [2022-07-12 17:02:50,695 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 17:02:50,695 INFO L420 AbstractCegarLoop]: === Iteration 17 === 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 28 more)] === [2022-07-12 17:02:50,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 17:02:50,695 INFO L85 PathProgramCache]: Analyzing trace with hash -1117183932, now seen corresponding path program 1 times [2022-07-12 17:02:50,698 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 17:02:50,698 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [873763484] [2022-07-12 17:02:50,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 17:02:50,698 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 17:02:50,698 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 17:02:50,699 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-12 17:02:50,700 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (18)] Waiting until timeout for monitored process [2022-07-12 17:02:52,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:02:52,549 INFO L263 TraceCheckSpWp]: Trace formula consists of 2680 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-12 17:02:52,552 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 17:02:53,882 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-12 17:02:53,882 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 17:02:53,882 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 17:02:53,882 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [873763484] [2022-07-12 17:02:53,883 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [873763484] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 17:02:53,883 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 17:02:53,883 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 17:02:53,883 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [193979369] [2022-07-12 17:02:53,883 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 17:02:53,883 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-12 17:02:53,883 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 17:02:53,884 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-12 17:02:53,884 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-12 17:02:53,884 INFO L87 Difference]: Start difference. First operand 8971 states and 12183 transitions. Second operand has 4 states, 4 states have (on average 20.0) internal successors, (80), 3 states have internal predecessors, (80), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2022-07-12 17:02:54,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 17:02:54,160 INFO L93 Difference]: Finished difference Result 8971 states and 12183 transitions. [2022-07-12 17:02:54,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-12 17:02:54,160 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 20.0) internal successors, (80), 3 states have internal predecessors, (80), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 132 [2022-07-12 17:02:54,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 17:02:54,185 INFO L225 Difference]: With dead ends: 8971 [2022-07-12 17:02:54,186 INFO L226 Difference]: Without dead ends: 8969 [2022-07-12 17:02:54,191 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 129 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-12 17:02:54,192 INFO L413 NwaCegarLoop]: 3964 mSDtfsCounter, 3849 mSDsluCounter, 3962 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3851 SdHoareTripleChecker+Valid, 7926 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-12 17:02:54,192 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3851 Valid, 7926 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-12 17:02:54,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8969 states. [2022-07-12 17:02:54,508 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8969 to 8969. [2022-07-12 17:02:54,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8969 states, 5836 states have (on average 1.2232693625771076) internal successors, (7139), 6008 states have internal predecessors, (7139), 2521 states have call successors, (2521), 599 states have call predecessors, (2521), 595 states have return successors, (2521), 2477 states have call predecessors, (2521), 2519 states have call successors, (2521) [2022-07-12 17:02:54,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8969 states to 8969 states and 12181 transitions. [2022-07-12 17:02:54,542 INFO L78 Accepts]: Start accepts. Automaton has 8969 states and 12181 transitions. Word has length 132 [2022-07-12 17:02:54,543 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 17:02:54,543 INFO L495 AbstractCegarLoop]: Abstraction has 8969 states and 12181 transitions. [2022-07-12 17:02:54,543 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 20.0) internal successors, (80), 3 states have internal predecessors, (80), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2022-07-12 17:02:54,543 INFO L276 IsEmpty]: Start isEmpty. Operand 8969 states and 12181 transitions. [2022-07-12 17:02:54,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2022-07-12 17:02:54,544 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 17:02:54,544 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:02:54,594 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (18)] Forceful destruction successful, exit code 0 [2022-07-12 17:02:54,746 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 17:02:54,747 INFO L420 AbstractCegarLoop]: === Iteration 18 === 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 28 more)] === [2022-07-12 17:02:54,747 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 17:02:54,747 INFO L85 PathProgramCache]: Analyzing trace with hash 188213418, now seen corresponding path program 1 times [2022-07-12 17:02:54,749 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 17:02:54,749 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1700740963] [2022-07-12 17:02:54,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 17:02:54,749 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 17:02:54,750 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 17:02:54,750 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-12 17:02:54,751 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (19)] Waiting until timeout for monitored process [2022-07-12 17:02:56,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:02:56,547 INFO L263 TraceCheckSpWp]: Trace formula consists of 2689 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-12 17:02:56,550 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 17:02:57,865 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-12 17:02:57,866 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 17:02:57,866 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 17:02:57,866 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1700740963] [2022-07-12 17:02:57,866 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1700740963] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 17:02:57,866 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 17:02:57,866 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 17:02:57,866 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2026771981] [2022-07-12 17:02:57,866 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 17:02:57,866 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-12 17:02:57,866 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 17:02:57,867 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-12 17:02:57,867 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-12 17:02:57,867 INFO L87 Difference]: Start difference. First operand 8969 states and 12181 transitions. Second operand has 4 states, 4 states have (on average 21.0) internal successors, (84), 3 states have internal predecessors, (84), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2022-07-12 17:02:58,145 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 17:02:58,145 INFO L93 Difference]: Finished difference Result 8969 states and 12181 transitions. [2022-07-12 17:02:58,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-12 17:02:58,146 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 21.0) internal successors, (84), 3 states have internal predecessors, (84), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 138 [2022-07-12 17:02:58,146 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 17:02:58,169 INFO L225 Difference]: With dead ends: 8969 [2022-07-12 17:02:58,169 INFO L226 Difference]: Without dead ends: 8967 [2022-07-12 17:02:58,173 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-12 17:02:58,174 INFO L413 NwaCegarLoop]: 3962 mSDtfsCounter, 3841 mSDsluCounter, 3960 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3843 SdHoareTripleChecker+Valid, 7922 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-12 17:02:58,174 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3843 Valid, 7922 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-12 17:02:58,180 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8967 states. [2022-07-12 17:02:58,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8967 to 8967. [2022-07-12 17:02:58,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8967 states, 5835 states have (on average 1.2231362467866325) internal successors, (7137), 6006 states have internal predecessors, (7137), 2521 states have call successors, (2521), 599 states have call predecessors, (2521), 595 states have return successors, (2521), 2477 states have call predecessors, (2521), 2519 states have call successors, (2521) [2022-07-12 17:02:58,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8967 states to 8967 states and 12179 transitions. [2022-07-12 17:02:58,523 INFO L78 Accepts]: Start accepts. Automaton has 8967 states and 12179 transitions. Word has length 138 [2022-07-12 17:02:58,524 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 17:02:58,524 INFO L495 AbstractCegarLoop]: Abstraction has 8967 states and 12179 transitions. [2022-07-12 17:02:58,524 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.0) internal successors, (84), 3 states have internal predecessors, (84), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2022-07-12 17:02:58,524 INFO L276 IsEmpty]: Start isEmpty. Operand 8967 states and 12179 transitions. [2022-07-12 17:02:58,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2022-07-12 17:02:58,525 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 17:02:58,525 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:02:58,599 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (19)] Forceful destruction successful, exit code 0 [2022-07-12 17:02:58,728 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 17:02:58,728 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_linux_lib_idr_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 28 more)] === [2022-07-12 17:02:58,728 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 17:02:58,728 INFO L85 PathProgramCache]: Analyzing trace with hash -856126382, now seen corresponding path program 1 times [2022-07-12 17:02:58,730 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 17:02:58,731 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [739196080] [2022-07-12 17:02:58,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 17:02:58,731 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 17:02:58,731 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 17:02:58,732 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-12 17:02:58,734 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (20)] Waiting until timeout for monitored process [2022-07-12 17:03:00,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:03:00,484 INFO L263 TraceCheckSpWp]: Trace formula consists of 2698 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-12 17:03:00,487 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 17:03:01,872 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-12 17:03:01,873 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 17:03:01,873 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 17:03:01,873 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [739196080] [2022-07-12 17:03:01,873 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [739196080] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 17:03:01,873 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 17:03:01,873 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 17:03:01,873 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1804388664] [2022-07-12 17:03:01,873 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 17:03:01,873 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-12 17:03:01,873 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 17:03:01,874 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-12 17:03:01,874 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-12 17:03:01,874 INFO L87 Difference]: Start difference. First operand 8967 states and 12179 transitions. Second operand has 4 states, 4 states have (on average 22.0) internal successors, (88), 3 states have internal predecessors, (88), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2022-07-12 17:03:02,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 17:03:02,174 INFO L93 Difference]: Finished difference Result 8967 states and 12179 transitions. [2022-07-12 17:03:02,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-12 17:03:02,174 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 22.0) internal successors, (88), 3 states have internal predecessors, (88), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 144 [2022-07-12 17:03:02,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 17:03:02,197 INFO L225 Difference]: With dead ends: 8967 [2022-07-12 17:03:02,197 INFO L226 Difference]: Without dead ends: 8965 [2022-07-12 17:03:02,201 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 144 GetRequests, 141 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-12 17:03:02,201 INFO L413 NwaCegarLoop]: 3960 mSDtfsCounter, 3833 mSDsluCounter, 3958 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3835 SdHoareTripleChecker+Valid, 7918 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-12 17:03:02,202 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3835 Valid, 7918 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-12 17:03:02,207 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8965 states. [2022-07-12 17:03:02,557 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8965 to 8965. [2022-07-12 17:03:02,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8965 states, 5834 states have (on average 1.223003085361673) internal successors, (7135), 6004 states have internal predecessors, (7135), 2521 states have call successors, (2521), 599 states have call predecessors, (2521), 595 states have return successors, (2521), 2477 states have call predecessors, (2521), 2519 states have call successors, (2521) [2022-07-12 17:03:02,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8965 states to 8965 states and 12177 transitions. [2022-07-12 17:03:02,590 INFO L78 Accepts]: Start accepts. Automaton has 8965 states and 12177 transitions. Word has length 144 [2022-07-12 17:03:02,590 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 17:03:02,590 INFO L495 AbstractCegarLoop]: Abstraction has 8965 states and 12177 transitions. [2022-07-12 17:03:02,591 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 22.0) internal successors, (88), 3 states have internal predecessors, (88), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2022-07-12 17:03:02,591 INFO L276 IsEmpty]: Start isEmpty. Operand 8965 states and 12177 transitions. [2022-07-12 17:03:02,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2022-07-12 17:03:02,592 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 17:03:02,592 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:03:02,643 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (20)] Forceful destruction successful, exit code 0 [2022-07-12 17:03:02,792 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 17:03:02,793 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_linux_mmc_sdio_func_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 28 more)] === [2022-07-12 17:03:02,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 17:03:02,793 INFO L85 PathProgramCache]: Analyzing trace with hash -1718982470, now seen corresponding path program 1 times [2022-07-12 17:03:02,795 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 17:03:02,795 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1446770740] [2022-07-12 17:03:02,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 17:03:02,796 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 17:03:02,796 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 17:03:02,797 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-12 17:03:02,797 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (21)] Waiting until timeout for monitored process [2022-07-12 17:03:04,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:03:04,601 INFO L263 TraceCheckSpWp]: Trace formula consists of 2707 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-12 17:03:04,603 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 17:03:06,127 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-12 17:03:06,127 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 17:03:06,127 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 17:03:06,127 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1446770740] [2022-07-12 17:03:06,127 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1446770740] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 17:03:06,127 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 17:03:06,127 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 17:03:06,127 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2066713022] [2022-07-12 17:03:06,127 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 17:03:06,128 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-12 17:03:06,128 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 17:03:06,128 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-12 17:03:06,128 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-12 17:03:06,128 INFO L87 Difference]: Start difference. First operand 8965 states and 12177 transitions. Second operand has 4 states, 4 states have (on average 23.0) internal successors, (92), 3 states have internal predecessors, (92), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2022-07-12 17:03:06,454 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 17:03:06,455 INFO L93 Difference]: Finished difference Result 8965 states and 12177 transitions. [2022-07-12 17:03:06,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-12 17:03:06,455 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 23.0) internal successors, (92), 3 states have internal predecessors, (92), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 150 [2022-07-12 17:03:06,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 17:03:06,481 INFO L225 Difference]: With dead ends: 8965 [2022-07-12 17:03:06,481 INFO L226 Difference]: Without dead ends: 8963 [2022-07-12 17:03:06,487 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 147 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-12 17:03:06,487 INFO L413 NwaCegarLoop]: 3958 mSDtfsCounter, 3825 mSDsluCounter, 3956 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3827 SdHoareTripleChecker+Valid, 7914 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-12 17:03:06,487 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3827 Valid, 7914 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-12 17:03:06,495 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8963 states. [2022-07-12 17:03:06,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8963 to 8963. [2022-07-12 17:03:06,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8963 states, 5833 states have (on average 1.2228698782787588) internal successors, (7133), 6002 states have internal predecessors, (7133), 2521 states have call successors, (2521), 599 states have call predecessors, (2521), 595 states have return successors, (2521), 2477 states have call predecessors, (2521), 2519 states have call successors, (2521) [2022-07-12 17:03:06,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8963 states to 8963 states and 12175 transitions. [2022-07-12 17:03:06,911 INFO L78 Accepts]: Start accepts. Automaton has 8963 states and 12175 transitions. Word has length 150 [2022-07-12 17:03:06,912 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 17:03:06,912 INFO L495 AbstractCegarLoop]: Abstraction has 8963 states and 12175 transitions. [2022-07-12 17:03:06,912 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 23.0) internal successors, (92), 3 states have internal predecessors, (92), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2022-07-12 17:03:06,912 INFO L276 IsEmpty]: Start isEmpty. Operand 8963 states and 12175 transitions. [2022-07-12 17:03:06,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2022-07-12 17:03:06,913 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 17:03:06,913 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 17:03:06,965 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (21)] Forceful destruction successful, exit code 0 [2022-07-12 17:03:07,114 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 17:03:07,114 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 28 more)] === [2022-07-12 17:03:07,114 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 17:03:07,114 INFO L85 PathProgramCache]: Analyzing trace with hash -147750983, now seen corresponding path program 1 times [2022-07-12 17:03:07,117 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 17:03:07,117 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1669906965] [2022-07-12 17:03:07,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 17:03:07,117 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 17:03:07,117 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 17:03:07,118 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-12 17:03:07,119 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (22)] Waiting until timeout for monitored process [2022-07-12 17:03:09,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:03:09,481 INFO L263 TraceCheckSpWp]: Trace formula consists of 2976 conjuncts, 22 conjunts are in the unsatisfiable core [2022-07-12 17:03:09,486 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 17:03:10,638 INFO L134 CoverageAnalysis]: Checked inductivity of 237 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2022-07-12 17:03:10,639 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 17:03:10,639 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 17:03:10,639 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1669906965] [2022-07-12 17:03:10,639 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1669906965] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 17:03:10,639 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 17:03:10,639 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-07-12 17:03:10,639 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1032665719] [2022-07-12 17:03:10,639 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 17:03:10,639 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-07-12 17:03:10,639 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 17:03:10,640 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-07-12 17:03:10,640 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=183, Unknown=0, NotChecked=0, Total=210 [2022-07-12 17:03:10,640 INFO L87 Difference]: Start difference. First operand 8963 states and 12175 transitions. Second operand has 15 states, 13 states have (on average 5.3076923076923075) internal successors, (69), 13 states have internal predecessors, (69), 6 states have call successors, (28), 2 states have call predecessors, (28), 5 states have return successors, (26), 7 states have call predecessors, (26), 6 states have call successors, (26) [2022-07-12 17:03:18,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 17:03:18,644 INFO L93 Difference]: Finished difference Result 18594 states and 25653 transitions. [2022-07-12 17:03:18,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-07-12 17:03:18,652 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 13 states have (on average 5.3076923076923075) internal successors, (69), 13 states have internal predecessors, (69), 6 states have call successors, (28), 2 states have call predecessors, (28), 5 states have return successors, (26), 7 states have call predecessors, (26), 6 states have call successors, (26) Word has length 179 [2022-07-12 17:03:18,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 17:03:18,691 INFO L225 Difference]: With dead ends: 18594 [2022-07-12 17:03:18,691 INFO L226 Difference]: Without dead ends: 12403 [2022-07-12 17:03:18,713 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 192 GetRequests, 167 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=104, Invalid=598, Unknown=0, NotChecked=0, Total=702 [2022-07-12 17:03:18,714 INFO L413 NwaCegarLoop]: 5349 mSDtfsCounter, 2491 mSDsluCounter, 65778 mSDsCounter, 0 mSdLazyCounter, 1129 mSolverCounterSat, 963 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2739 SdHoareTripleChecker+Valid, 71127 SdHoareTripleChecker+Invalid, 2092 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 963 IncrementalHoareTripleChecker+Valid, 1129 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.1s IncrementalHoareTripleChecker+Time [2022-07-12 17:03:18,714 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2739 Valid, 71127 Invalid, 2092 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [963 Valid, 1129 Invalid, 0 Unknown, 0 Unchecked, 6.1s Time] [2022-07-12 17:03:18,724 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12403 states. [2022-07-12 17:03:19,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12403 to 8983. [2022-07-12 17:03:19,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8983 states, 5845 states have (on average 1.2224123182207014) internal successors, (7145), 6014 states have internal predecessors, (7145), 2529 states have call successors, (2529), 599 states have call predecessors, (2529), 595 states have return successors, (2529), 2485 states have call predecessors, (2529), 2527 states have call successors, (2529) [2022-07-12 17:03:19,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8983 states to 8983 states and 12203 transitions. [2022-07-12 17:03:19,247 INFO L78 Accepts]: Start accepts. Automaton has 8983 states and 12203 transitions. Word has length 179 [2022-07-12 17:03:19,248 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 17:03:19,248 INFO L495 AbstractCegarLoop]: Abstraction has 8983 states and 12203 transitions. [2022-07-12 17:03:19,248 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 13 states have (on average 5.3076923076923075) internal successors, (69), 13 states have internal predecessors, (69), 6 states have call successors, (28), 2 states have call predecessors, (28), 5 states have return successors, (26), 7 states have call predecessors, (26), 6 states have call successors, (26) [2022-07-12 17:03:19,248 INFO L276 IsEmpty]: Start isEmpty. Operand 8983 states and 12203 transitions. [2022-07-12 17:03:19,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2022-07-12 17:03:19,249 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 17:03:19,250 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:03:19,304 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (22)] Ended with exit code 0 [2022-07-12 17:03:19,454 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 17:03:19,455 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ldv_linux_net_rtnetlink_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 28 more)] === [2022-07-12 17:03:19,455 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 17:03:19,455 INFO L85 PathProgramCache]: Analyzing trace with hash -146034124, now seen corresponding path program 1 times [2022-07-12 17:03:19,457 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 17:03:19,457 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1843337705] [2022-07-12 17:03:19,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 17:03:19,457 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 17:03:19,457 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 17:03:19,458 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-12 17:03:19,459 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (23)] Waiting until timeout for monitored process [2022-07-12 17:03:21,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:03:21,274 INFO L263 TraceCheckSpWp]: Trace formula consists of 2716 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-12 17:03:21,276 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 17:03:22,761 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-12 17:03:22,762 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 17:03:22,762 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 17:03:22,762 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1843337705] [2022-07-12 17:03:22,762 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1843337705] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 17:03:22,762 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 17:03:22,762 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 17:03:22,762 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [652237368] [2022-07-12 17:03:22,762 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 17:03:22,762 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-12 17:03:22,762 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 17:03:22,763 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-12 17:03:22,763 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-12 17:03:22,763 INFO L87 Difference]: Start difference. First operand 8983 states and 12203 transitions. Second operand has 4 states, 4 states have (on average 24.0) internal successors, (96), 3 states have internal predecessors, (96), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2022-07-12 17:03:23,390 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 17:03:23,391 INFO L93 Difference]: Finished difference Result 19617 states and 26528 transitions. [2022-07-12 17:03:23,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-12 17:03:23,393 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 24.0) internal successors, (96), 3 states have internal predecessors, (96), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) Word has length 156 [2022-07-12 17:03:23,393 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 17:03:23,422 INFO L225 Difference]: With dead ends: 19617 [2022-07-12 17:03:23,422 INFO L226 Difference]: Without dead ends: 10669 [2022-07-12 17:03:23,447 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 153 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-12 17:03:23,448 INFO L413 NwaCegarLoop]: 4796 mSDtfsCounter, 3508 mSDsluCounter, 6175 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3510 SdHoareTripleChecker+Valid, 10971 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-12 17:03:23,448 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3510 Valid, 10971 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-12 17:03:23,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10669 states. [2022-07-12 17:03:23,916 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10669 to 10651. [2022-07-12 17:03:23,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10651 states, 6870 states have (on average 1.21353711790393) internal successors, (8337), 7064 states have internal predecessors, (8337), 2997 states have call successors, (2997), 775 states have call predecessors, (2997), 771 states have return successors, (3001), 2947 states have call predecessors, (3001), 2995 states have call successors, (3001) [2022-07-12 17:03:23,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10651 states to 10651 states and 14335 transitions. [2022-07-12 17:03:23,958 INFO L78 Accepts]: Start accepts. Automaton has 10651 states and 14335 transitions. Word has length 156 [2022-07-12 17:03:23,958 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 17:03:23,958 INFO L495 AbstractCegarLoop]: Abstraction has 10651 states and 14335 transitions. [2022-07-12 17:03:23,958 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 24.0) internal successors, (96), 3 states have internal predecessors, (96), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2022-07-12 17:03:23,958 INFO L276 IsEmpty]: Start isEmpty. Operand 10651 states and 14335 transitions. [2022-07-12 17:03:23,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2022-07-12 17:03:23,959 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 17:03:23,960 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:03:24,008 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (23)] Forceful destruction successful, exit code 0 [2022-07-12 17:03:24,163 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 17:03:24,164 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ldv_linux_net_sock_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 28 more)] === [2022-07-12 17:03:24,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 17:03:24,164 INFO L85 PathProgramCache]: Analyzing trace with hash 1084863694, now seen corresponding path program 1 times [2022-07-12 17:03:24,166 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 17:03:24,166 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [351220544] [2022-07-12 17:03:24,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 17:03:24,166 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 17:03:24,167 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 17:03:24,167 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-12 17:03:24,168 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (24)] Waiting until timeout for monitored process [2022-07-12 17:03:25,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:03:25,970 INFO L263 TraceCheckSpWp]: Trace formula consists of 2725 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-12 17:03:25,972 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 17:03:27,633 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-12 17:03:27,633 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 17:03:27,633 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 17:03:27,633 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [351220544] [2022-07-12 17:03:27,633 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [351220544] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 17:03:27,633 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 17:03:27,633 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 17:03:27,633 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [108214762] [2022-07-12 17:03:27,633 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 17:03:27,634 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-12 17:03:27,634 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 17:03:27,634 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-12 17:03:27,634 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-12 17:03:27,634 INFO L87 Difference]: Start difference. First operand 10651 states and 14335 transitions. Second operand has 4 states, 4 states have (on average 25.0) internal successors, (100), 3 states have internal predecessors, (100), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2022-07-12 17:03:28,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 17:03:28,062 INFO L93 Difference]: Finished difference Result 10651 states and 14335 transitions. [2022-07-12 17:03:28,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-12 17:03:28,062 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 25.0) internal successors, (100), 3 states have internal predecessors, (100), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 162 [2022-07-12 17:03:28,063 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 17:03:28,090 INFO L225 Difference]: With dead ends: 10651 [2022-07-12 17:03:28,090 INFO L226 Difference]: Without dead ends: 10649 [2022-07-12 17:03:28,097 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 162 GetRequests, 159 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-12 17:03:28,097 INFO L413 NwaCegarLoop]: 3954 mSDtfsCounter, 3809 mSDsluCounter, 3952 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3811 SdHoareTripleChecker+Valid, 7906 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-12 17:03:28,097 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3811 Valid, 7906 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-12 17:03:28,105 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10649 states. [2022-07-12 17:03:28,620 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10649 to 10649. [2022-07-12 17:03:28,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10649 states, 6869 states have (on average 1.2134226233804046) internal successors, (8335), 7062 states have internal predecessors, (8335), 2997 states have call successors, (2997), 775 states have call predecessors, (2997), 771 states have return successors, (3001), 2947 states have call predecessors, (3001), 2995 states have call successors, (3001) [2022-07-12 17:03:28,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10649 states to 10649 states and 14333 transitions. [2022-07-12 17:03:28,664 INFO L78 Accepts]: Start accepts. Automaton has 10649 states and 14333 transitions. Word has length 162 [2022-07-12 17:03:28,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 17:03:28,664 INFO L495 AbstractCegarLoop]: Abstraction has 10649 states and 14333 transitions. [2022-07-12 17:03:28,664 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 25.0) internal successors, (100), 3 states have internal predecessors, (100), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2022-07-12 17:03:28,664 INFO L276 IsEmpty]: Start isEmpty. Operand 10649 states and 14333 transitions. [2022-07-12 17:03:28,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2022-07-12 17:03:28,666 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 17:03:28,666 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:03:28,716 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (24)] Ended with exit code 0 [2022-07-12 17:03:28,866 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 17:03:28,867 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 28 more)] === [2022-07-12 17:03:28,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 17:03:28,867 INFO L85 PathProgramCache]: Analyzing trace with hash 2125609560, now seen corresponding path program 1 times [2022-07-12 17:03:28,869 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 17:03:28,870 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1743252715] [2022-07-12 17:03:28,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 17:03:28,870 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 17:03:28,870 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 17:03:28,871 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-12 17:03:28,871 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (25)] Waiting until timeout for monitored process [2022-07-12 17:03:31,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:03:31,331 INFO L263 TraceCheckSpWp]: Trace formula consists of 3036 conjuncts, 25 conjunts are in the unsatisfiable core [2022-07-12 17:03:31,334 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 17:03:33,192 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2022-07-12 17:03:33,193 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 17:03:33,193 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 17:03:33,193 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1743252715] [2022-07-12 17:03:33,193 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1743252715] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 17:03:33,193 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 17:03:33,193 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-07-12 17:03:33,193 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1402171257] [2022-07-12 17:03:33,193 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 17:03:33,193 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2022-07-12 17:03:33,193 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 17:03:33,195 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-07-12 17:03:33,196 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=307, Unknown=0, NotChecked=0, Total=342 [2022-07-12 17:03:33,196 INFO L87 Difference]: Start difference. First operand 10649 states and 14333 transitions. Second operand has 19 states, 17 states have (on average 4.9411764705882355) internal successors, (84), 16 states have internal predecessors, (84), 7 states have call successors, (31), 2 states have call predecessors, (31), 6 states have return successors, (29), 9 states have call predecessors, (29), 7 states have call successors, (29) [2022-07-12 17:03:44,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 17:03:44,777 INFO L93 Difference]: Finished difference Result 24734 states and 33803 transitions. [2022-07-12 17:03:44,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-07-12 17:03:44,778 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 17 states have (on average 4.9411764705882355) internal successors, (84), 16 states have internal predecessors, (84), 7 states have call successors, (31), 2 states have call predecessors, (31), 6 states have return successors, (29), 9 states have call predecessors, (29), 7 states have call successors, (29) Word has length 202 [2022-07-12 17:03:44,779 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 17:03:44,820 INFO L225 Difference]: With dead ends: 24734 [2022-07-12 17:03:44,820 INFO L226 Difference]: Without dead ends: 14118 [2022-07-12 17:03:44,845 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 221 GetRequests, 186 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 147 ImplicationChecksByTransitivity, 3.6s TimeCoverageRelationStatistics Valid=166, Invalid=1166, Unknown=0, NotChecked=0, Total=1332 [2022-07-12 17:03:44,846 INFO L413 NwaCegarLoop]: 5332 mSDtfsCounter, 2695 mSDsluCounter, 86540 mSDsCounter, 0 mSdLazyCounter, 1573 mSolverCounterSat, 1117 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2944 SdHoareTripleChecker+Valid, 91872 SdHoareTripleChecker+Invalid, 2690 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1117 IncrementalHoareTripleChecker+Valid, 1573 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.5s IncrementalHoareTripleChecker+Time [2022-07-12 17:03:44,846 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2944 Valid, 91872 Invalid, 2690 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1117 Valid, 1573 Invalid, 0 Unknown, 0 Unchecked, 8.5s Time] [2022-07-12 17:03:44,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14118 states. [2022-07-12 17:03:45,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14118 to 10662. [2022-07-12 17:03:45,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10662 states, 6879 states have (on average 1.2131123709841547) internal successors, (8345), 7073 states have internal predecessors, (8345), 2998 states have call successors, (2998), 775 states have call predecessors, (2998), 773 states have return successors, (3006), 2949 states have call predecessors, (3006), 2996 states have call successors, (3006) [2022-07-12 17:03:45,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10662 states to 10662 states and 14349 transitions. [2022-07-12 17:03:45,451 INFO L78 Accepts]: Start accepts. Automaton has 10662 states and 14349 transitions. Word has length 202 [2022-07-12 17:03:45,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 17:03:45,452 INFO L495 AbstractCegarLoop]: Abstraction has 10662 states and 14349 transitions. [2022-07-12 17:03:45,452 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 17 states have (on average 4.9411764705882355) internal successors, (84), 16 states have internal predecessors, (84), 7 states have call successors, (31), 2 states have call predecessors, (31), 6 states have return successors, (29), 9 states have call predecessors, (29), 7 states have call successors, (29) [2022-07-12 17:03:45,452 INFO L276 IsEmpty]: Start isEmpty. Operand 10662 states and 14349 transitions. [2022-07-12 17:03:45,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2022-07-12 17:03:45,453 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 17:03:45,454 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:03:45,504 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (25)] Forceful destruction successful, exit code 0 [2022-07-12 17:03:45,658 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 17:03:45,658 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ldv_linux_usb_coherent_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 28 more)] === [2022-07-12 17:03:45,658 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 17:03:45,659 INFO L85 PathProgramCache]: Analyzing trace with hash 1775415653, now seen corresponding path program 1 times [2022-07-12 17:03:45,661 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 17:03:45,661 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [695136967] [2022-07-12 17:03:45,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 17:03:45,661 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 17:03:45,661 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 17:03:45,662 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-12 17:03:45,663 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (26)] Waiting until timeout for monitored process [2022-07-12 17:03:47,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:03:47,478 INFO L263 TraceCheckSpWp]: Trace formula consists of 2734 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-12 17:03:47,484 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 17:03:49,073 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-12 17:03:49,073 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 17:03:49,073 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 17:03:49,073 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [695136967] [2022-07-12 17:03:49,073 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [695136967] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 17:03:49,073 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 17:03:49,073 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 17:03:49,073 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [897334630] [2022-07-12 17:03:49,073 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 17:03:49,074 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-12 17:03:49,074 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 17:03:49,074 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-12 17:03:49,074 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-12 17:03:49,074 INFO L87 Difference]: Start difference. First operand 10662 states and 14349 transitions. Second operand has 4 states, 4 states have (on average 26.0) internal successors, (104), 3 states have internal predecessors, (104), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2022-07-12 17:03:49,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 17:03:49,582 INFO L93 Difference]: Finished difference Result 10662 states and 14349 transitions. [2022-07-12 17:03:49,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-12 17:03:49,583 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 26.0) internal successors, (104), 3 states have internal predecessors, (104), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 168 [2022-07-12 17:03:49,583 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 17:03:49,612 INFO L225 Difference]: With dead ends: 10662 [2022-07-12 17:03:49,612 INFO L226 Difference]: Without dead ends: 10660 [2022-07-12 17:03:49,617 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 168 GetRequests, 165 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-12 17:03:49,617 INFO L413 NwaCegarLoop]: 3952 mSDtfsCounter, 3801 mSDsluCounter, 3950 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3803 SdHoareTripleChecker+Valid, 7902 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-12 17:03:49,618 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3803 Valid, 7902 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-12 17:03:49,626 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10660 states. [2022-07-12 17:03:50,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10660 to 10660. [2022-07-12 17:03:50,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10660 states, 6878 states have (on average 1.2129979645245712) internal successors, (8343), 7071 states have internal predecessors, (8343), 2998 states have call successors, (2998), 775 states have call predecessors, (2998), 773 states have return successors, (3006), 2949 states have call predecessors, (3006), 2996 states have call successors, (3006) [2022-07-12 17:03:50,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10660 states to 10660 states and 14347 transitions. [2022-07-12 17:03:50,237 INFO L78 Accepts]: Start accepts. Automaton has 10660 states and 14347 transitions. Word has length 168 [2022-07-12 17:03:50,237 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 17:03:50,237 INFO L495 AbstractCegarLoop]: Abstraction has 10660 states and 14347 transitions. [2022-07-12 17:03:50,237 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 26.0) internal successors, (104), 3 states have internal predecessors, (104), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2022-07-12 17:03:50,237 INFO L276 IsEmpty]: Start isEmpty. Operand 10660 states and 14347 transitions. [2022-07-12 17:03:50,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2022-07-12 17:03:50,239 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 17:03:50,239 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:03:50,284 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (26)] Ended with exit code 0 [2022-07-12 17:03:50,439 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 17:03:50,440 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ldv_linux_usb_gadget_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 28 more)] === [2022-07-12 17:03:50,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 17:03:50,440 INFO L85 PathProgramCache]: Analyzing trace with hash -289094349, now seen corresponding path program 1 times [2022-07-12 17:03:50,442 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 17:03:50,442 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1013387758] [2022-07-12 17:03:50,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 17:03:50,442 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 17:03:50,442 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 17:03:50,443 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-12 17:03:50,444 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (27)] Waiting until timeout for monitored process [2022-07-12 17:03:52,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:03:52,256 INFO L263 TraceCheckSpWp]: Trace formula consists of 2743 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-12 17:03:52,258 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 17:03:53,914 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-12 17:03:53,914 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 17:03:53,914 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 17:03:53,914 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1013387758] [2022-07-12 17:03:53,915 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1013387758] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 17:03:53,915 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 17:03:53,915 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 17:03:53,915 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [360302517] [2022-07-12 17:03:53,915 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 17:03:53,915 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-12 17:03:53,915 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 17:03:53,916 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-12 17:03:53,916 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-12 17:03:53,916 INFO L87 Difference]: Start difference. First operand 10660 states and 14347 transitions. Second operand has 4 states, 4 states have (on average 27.0) internal successors, (108), 3 states have internal predecessors, (108), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2022-07-12 17:03:54,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 17:03:54,407 INFO L93 Difference]: Finished difference Result 10660 states and 14347 transitions. [2022-07-12 17:03:54,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-12 17:03:54,407 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 27.0) internal successors, (108), 3 states have internal predecessors, (108), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) Word has length 174 [2022-07-12 17:03:54,408 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 17:03:54,438 INFO L225 Difference]: With dead ends: 10660 [2022-07-12 17:03:54,439 INFO L226 Difference]: Without dead ends: 10658 [2022-07-12 17:03:54,445 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 174 GetRequests, 171 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-12 17:03:54,446 INFO L413 NwaCegarLoop]: 3950 mSDtfsCounter, 3793 mSDsluCounter, 3948 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3795 SdHoareTripleChecker+Valid, 7898 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-12 17:03:54,448 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3795 Valid, 7898 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-12 17:03:54,456 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10658 states. [2022-07-12 17:03:55,013 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10658 to 10658. [2022-07-12 17:03:55,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10658 states, 6877 states have (on average 1.2128835247927876) internal successors, (8341), 7069 states have internal predecessors, (8341), 2998 states have call successors, (2998), 775 states have call predecessors, (2998), 773 states have return successors, (3006), 2949 states have call predecessors, (3006), 2996 states have call successors, (3006) [2022-07-12 17:03:55,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10658 states to 10658 states and 14345 transitions. [2022-07-12 17:03:55,058 INFO L78 Accepts]: Start accepts. Automaton has 10658 states and 14345 transitions. Word has length 174 [2022-07-12 17:03:55,059 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 17:03:55,059 INFO L495 AbstractCegarLoop]: Abstraction has 10658 states and 14345 transitions. [2022-07-12 17:03:55,059 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 27.0) internal successors, (108), 3 states have internal predecessors, (108), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2022-07-12 17:03:55,059 INFO L276 IsEmpty]: Start isEmpty. Operand 10658 states and 14345 transitions. [2022-07-12 17:03:55,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2022-07-12 17:03:55,061 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 17:03:55,061 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:03:55,108 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (27)] Forceful destruction successful, exit code 0 [2022-07-12 17:03:55,280 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 17:03:55,281 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting ldv_linux_usb_urb_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 28 more)] === [2022-07-12 17:03:55,281 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 17:03:55,281 INFO L85 PathProgramCache]: Analyzing trace with hash 1103231586, now seen corresponding path program 1 times [2022-07-12 17:03:55,283 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 17:03:55,283 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1448184544] [2022-07-12 17:03:55,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 17:03:55,283 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 17:03:55,284 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 17:03:55,284 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-12 17:03:55,285 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (28)] Waiting until timeout for monitored process [2022-07-12 17:03:56,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:03:57,081 INFO L263 TraceCheckSpWp]: Trace formula consists of 2752 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-12 17:03:57,083 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 17:03:58,756 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-12 17:03:58,756 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 17:03:58,756 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 17:03:58,756 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1448184544] [2022-07-12 17:03:58,756 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1448184544] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 17:03:58,756 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 17:03:58,756 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 17:03:58,757 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1246556089] [2022-07-12 17:03:58,757 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 17:03:58,757 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-12 17:03:58,757 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 17:03:58,757 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-12 17:03:58,757 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-12 17:03:58,757 INFO L87 Difference]: Start difference. First operand 10658 states and 14345 transitions. Second operand has 4 states, 4 states have (on average 28.0) internal successors, (112), 3 states have internal predecessors, (112), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2022-07-12 17:03:59,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 17:03:59,288 INFO L93 Difference]: Finished difference Result 10658 states and 14345 transitions. [2022-07-12 17:03:59,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-12 17:03:59,288 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 28.0) internal successors, (112), 3 states have internal predecessors, (112), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 180 [2022-07-12 17:03:59,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 17:03:59,317 INFO L225 Difference]: With dead ends: 10658 [2022-07-12 17:03:59,317 INFO L226 Difference]: Without dead ends: 10486 [2022-07-12 17:03:59,324 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 180 GetRequests, 177 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-12 17:03:59,324 INFO L413 NwaCegarLoop]: 3949 mSDtfsCounter, 3784 mSDsluCounter, 3949 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3784 SdHoareTripleChecker+Valid, 7898 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-12 17:03:59,325 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3784 Valid, 7898 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-12 17:03:59,332 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10486 states. [2022-07-12 17:03:59,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10486 to 10486. [2022-07-12 17:03:59,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10486 states, 6772 states have (on average 1.2154459539279385) internal successors, (8231), 6961 states have internal predecessors, (8231), 2952 states have call successors, (2952), 755 states have call predecessors, (2952), 753 states have return successors, (2960), 2905 states have call predecessors, (2960), 2950 states have call successors, (2960) [2022-07-12 17:03:59,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10486 states to 10486 states and 14143 transitions. [2022-07-12 17:03:59,930 INFO L78 Accepts]: Start accepts. Automaton has 10486 states and 14143 transitions. Word has length 180 [2022-07-12 17:03:59,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 17:03:59,930 INFO L495 AbstractCegarLoop]: Abstraction has 10486 states and 14143 transitions. [2022-07-12 17:03:59,930 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 28.0) internal successors, (112), 3 states have internal predecessors, (112), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2022-07-12 17:03:59,930 INFO L276 IsEmpty]: Start isEmpty. Operand 10486 states and 14143 transitions. [2022-07-12 17:03:59,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2022-07-12 17:03:59,932 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 17:03:59,932 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 17:03:59,981 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (28)] Forceful destruction successful, exit code 0 [2022-07-12 17:04:00,142 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 17:04:00,142 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 28 more)] === [2022-07-12 17:04:00,143 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 17:04:00,143 INFO L85 PathProgramCache]: Analyzing trace with hash 1945830884, now seen corresponding path program 1 times [2022-07-12 17:04:00,145 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 17:04:00,145 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [766685638] [2022-07-12 17:04:00,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 17:04:00,145 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 17:04:00,145 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 17:04:00,146 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-12 17:04:00,148 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (29)] Waiting until timeout for monitored process [2022-07-12 17:04:02,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:04:02,699 INFO L263 TraceCheckSpWp]: Trace formula consists of 3063 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-12 17:04:02,702 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 17:04:02,765 INFO L134 CoverageAnalysis]: Checked inductivity of 519 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 519 trivial. 0 not checked. [2022-07-12 17:04:02,765 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 17:04:02,765 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 17:04:02,765 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [766685638] [2022-07-12 17:04:02,765 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [766685638] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 17:04:02,765 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 17:04:02,765 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-12 17:04:02,765 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1606648531] [2022-07-12 17:04:02,765 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 17:04:02,766 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-12 17:04:02,766 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 17:04:02,766 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-12 17:04:02,766 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-12 17:04:02,766 INFO L87 Difference]: Start difference. First operand 10486 states and 14143 transitions. Second operand has 4 states, 4 states have (on average 19.25) internal successors, (77), 3 states have internal predecessors, (77), 2 states have call successors, (33), 3 states have call predecessors, (33), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2022-07-12 17:04:03,490 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 17:04:03,490 INFO L93 Difference]: Finished difference Result 21255 states and 28770 transitions. [2022-07-12 17:04:03,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-12 17:04:03,490 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.25) internal successors, (77), 3 states have internal predecessors, (77), 2 states have call successors, (33), 3 states have call predecessors, (33), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 241 [2022-07-12 17:04:03,491 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 17:04:03,521 INFO L225 Difference]: With dead ends: 21255 [2022-07-12 17:04:03,522 INFO L226 Difference]: Without dead ends: 10788 [2022-07-12 17:04:03,546 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 241 GetRequests, 238 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-12 17:04:03,546 INFO L413 NwaCegarLoop]: 3836 mSDtfsCounter, 200 mSDsluCounter, 7646 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 54 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 225 SdHoareTripleChecker+Valid, 11482 SdHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 54 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-07-12 17:04:03,547 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [225 Valid, 11482 Invalid, 66 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [54 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-07-12 17:04:03,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10788 states. [2022-07-12 17:04:04,154 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10788 to 10776. [2022-07-12 17:04:04,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10776 states, 6970 states have (on average 1.215925394548063) internal successors, (8475), 7159 states have internal predecessors, (8475), 3042 states have call successors, (3042), 757 states have call predecessors, (3042), 755 states have return successors, (3050), 2995 states have call predecessors, (3050), 3040 states have call successors, (3050) [2022-07-12 17:04:04,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10776 states to 10776 states and 14567 transitions. [2022-07-12 17:04:04,189 INFO L78 Accepts]: Start accepts. Automaton has 10776 states and 14567 transitions. Word has length 241 [2022-07-12 17:04:04,189 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 17:04:04,189 INFO L495 AbstractCegarLoop]: Abstraction has 10776 states and 14567 transitions. [2022-07-12 17:04:04,189 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.25) internal successors, (77), 3 states have internal predecessors, (77), 2 states have call successors, (33), 3 states have call predecessors, (33), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2022-07-12 17:04:04,190 INFO L276 IsEmpty]: Start isEmpty. Operand 10776 states and 14567 transitions. [2022-07-12 17:04:04,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2022-07-12 17:04:04,191 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 17:04:04,191 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:04:04,239 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (29)] Forceful destruction successful, exit code 0 [2022-07-12 17:04:04,405 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 29 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 17:04:04,405 INFO L420 AbstractCegarLoop]: === Iteration 29 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 28 more)] === [2022-07-12 17:04:04,405 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 17:04:04,405 INFO L85 PathProgramCache]: Analyzing trace with hash 478875188, now seen corresponding path program 1 times [2022-07-12 17:04:04,408 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 17:04:04,408 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [533290817] [2022-07-12 17:04:04,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 17:04:04,408 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 17:04:04,408 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 17:04:04,409 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-12 17:04:04,410 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (30)] Waiting until timeout for monitored process [2022-07-12 17:04:06,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:04:06,790 INFO L263 TraceCheckSpWp]: Trace formula consists of 3074 conjuncts, 11 conjunts are in the unsatisfiable core [2022-07-12 17:04:06,794 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 17:04:09,258 INFO L134 CoverageAnalysis]: Checked inductivity of 519 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 519 trivial. 0 not checked. [2022-07-12 17:04:09,258 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 17:04:09,258 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 17:04:09,258 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [533290817] [2022-07-12 17:04:09,258 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [533290817] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 17:04:09,258 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 17:04:09,259 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-12 17:04:09,259 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [502353626] [2022-07-12 17:04:09,259 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 17:04:09,259 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-12 17:04:09,259 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 17:04:09,259 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-12 17:04:09,260 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-07-12 17:04:09,260 INFO L87 Difference]: Start difference. First operand 10776 states and 14567 transitions. Second operand has 6 states, 6 states have (on average 13.333333333333334) internal successors, (80), 4 states have internal predecessors, (80), 1 states have call successors, (34), 1 states have call predecessors, (34), 2 states have return successors, (29), 2 states have call predecessors, (29), 1 states have call successors, (29) [2022-07-12 17:04:20,676 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 17:04:20,676 INFO L93 Difference]: Finished difference Result 21997 states and 29782 transitions. [2022-07-12 17:04:20,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-12 17:04:20,677 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.333333333333334) internal successors, (80), 4 states have internal predecessors, (80), 1 states have call successors, (34), 1 states have call predecessors, (34), 2 states have return successors, (29), 2 states have call predecessors, (29), 1 states have call successors, (29) Word has length 246 [2022-07-12 17:04:20,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 17:04:20,708 INFO L225 Difference]: With dead ends: 21997 [2022-07-12 17:04:20,708 INFO L226 Difference]: Without dead ends: 11240 [2022-07-12 17:04:20,738 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 247 GetRequests, 241 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2022-07-12 17:04:20,741 INFO L413 NwaCegarLoop]: 3865 mSDtfsCounter, 3649 mSDsluCounter, 10154 mSDsCounter, 0 mSdLazyCounter, 1585 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3653 SdHoareTripleChecker+Valid, 14019 SdHoareTripleChecker+Invalid, 1587 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 1585 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.3s IncrementalHoareTripleChecker+Time [2022-07-12 17:04:20,742 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3653 Valid, 14019 Invalid, 1587 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 1585 Invalid, 0 Unknown, 0 Unchecked, 10.3s Time] [2022-07-12 17:04:20,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11240 states. [2022-07-12 17:04:21,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11240 to 11236. [2022-07-12 17:04:21,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11236 states, 7270 states have (on average 1.2138927097661623) internal successors, (8825), 7467 states have internal predecessors, (8825), 3130 states have call successors, (3130), 829 states have call predecessors, (3130), 827 states have return successors, (3138), 3079 states have call predecessors, (3138), 3128 states have call successors, (3138) [2022-07-12 17:04:21,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11236 states to 11236 states and 15093 transitions. [2022-07-12 17:04:21,351 INFO L78 Accepts]: Start accepts. Automaton has 11236 states and 15093 transitions. Word has length 246 [2022-07-12 17:04:21,352 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 17:04:21,352 INFO L495 AbstractCegarLoop]: Abstraction has 11236 states and 15093 transitions. [2022-07-12 17:04:21,352 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.333333333333334) internal successors, (80), 4 states have internal predecessors, (80), 1 states have call successors, (34), 1 states have call predecessors, (34), 2 states have return successors, (29), 2 states have call predecessors, (29), 1 states have call successors, (29) [2022-07-12 17:04:21,352 INFO L276 IsEmpty]: Start isEmpty. Operand 11236 states and 15093 transitions. [2022-07-12 17:04:21,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2022-07-12 17:04:21,353 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 17:04:21,353 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:04:21,402 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (30)] Forceful destruction successful, exit code 0 [2022-07-12 17:04:21,554 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 30 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 17:04:21,554 INFO L420 AbstractCegarLoop]: === Iteration 30 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 28 more)] === [2022-07-12 17:04:21,554 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 17:04:21,554 INFO L85 PathProgramCache]: Analyzing trace with hash 478934770, now seen corresponding path program 1 times [2022-07-12 17:04:21,557 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 17:04:21,557 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1366453572] [2022-07-12 17:04:21,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 17:04:21,557 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 17:04:21,557 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 17:04:21,558 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-12 17:04:21,559 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (31)] Waiting until timeout for monitored process [2022-07-12 17:04:23,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:04:23,985 INFO L263 TraceCheckSpWp]: Trace formula consists of 3074 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-12 17:04:23,988 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 17:04:24,072 INFO L134 CoverageAnalysis]: Checked inductivity of 519 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 519 trivial. 0 not checked. [2022-07-12 17:04:24,072 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 17:04:24,072 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 17:04:24,072 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1366453572] [2022-07-12 17:04:24,072 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1366453572] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 17:04:24,073 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 17:04:24,073 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-12 17:04:24,073 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1065152285] [2022-07-12 17:04:24,073 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 17:04:24,073 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-12 17:04:24,073 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 17:04:24,073 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-12 17:04:24,073 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-12 17:04:24,073 INFO L87 Difference]: Start difference. First operand 11236 states and 15093 transitions. Second operand has 4 states, 4 states have (on average 20.0) internal successors, (80), 4 states have internal predecessors, (80), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2022-07-12 17:04:24,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 17:04:24,596 INFO L93 Difference]: Finished difference Result 11236 states and 15093 transitions. [2022-07-12 17:04:24,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-12 17:04:24,596 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 20.0) internal successors, (80), 4 states have internal predecessors, (80), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 246 [2022-07-12 17:04:24,597 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 17:04:24,624 INFO L225 Difference]: With dead ends: 11236 [2022-07-12 17:04:24,624 INFO L226 Difference]: Without dead ends: 11234 [2022-07-12 17:04:24,629 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 246 GetRequests, 243 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-12 17:04:24,629 INFO L413 NwaCegarLoop]: 3787 mSDtfsCounter, 23 mSDsluCounter, 7552 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 11339 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-12 17:04:24,629 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [23 Valid, 11339 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-12 17:04:24,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11234 states. [2022-07-12 17:04:25,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11234 to 11234. [2022-07-12 17:04:25,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11234 states, 7269 states have (on average 1.2130967120649332) internal successors, (8818), 7465 states have internal predecessors, (8818), 3130 states have call successors, (3130), 829 states have call predecessors, (3130), 827 states have return successors, (3138), 3079 states have call predecessors, (3138), 3128 states have call successors, (3138) [2022-07-12 17:04:25,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11234 states to 11234 states and 15086 transitions. [2022-07-12 17:04:25,259 INFO L78 Accepts]: Start accepts. Automaton has 11234 states and 15086 transitions. Word has length 246 [2022-07-12 17:04:25,259 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 17:04:25,259 INFO L495 AbstractCegarLoop]: Abstraction has 11234 states and 15086 transitions. [2022-07-12 17:04:25,260 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 20.0) internal successors, (80), 4 states have internal predecessors, (80), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2022-07-12 17:04:25,260 INFO L276 IsEmpty]: Start isEmpty. Operand 11234 states and 15086 transitions. [2022-07-12 17:04:25,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2022-07-12 17:04:25,261 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 17:04:25,261 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:04:25,315 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (31)] Forceful destruction successful, exit code 0 [2022-07-12 17:04:25,487 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 31 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 17:04:25,487 INFO L420 AbstractCegarLoop]: === Iteration 31 === Targeting ldv_linux_arch_io_io_mem_unmapErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 28 more)] === [2022-07-12 17:04:25,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 17:04:25,488 INFO L85 PathProgramCache]: Analyzing trace with hash -1952048266, now seen corresponding path program 1 times [2022-07-12 17:04:25,490 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 17:04:25,490 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1447990077] [2022-07-12 17:04:25,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 17:04:25,491 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 17:04:25,491 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 17:04:25,491 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-12 17:04:25,492 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (32)] Waiting until timeout for monitored process [2022-07-12 17:04:28,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:04:28,207 INFO L263 TraceCheckSpWp]: Trace formula consists of 3326 conjuncts, 5 conjunts are in the unsatisfiable core [2022-07-12 17:04:28,211 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 17:04:28,399 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2022-07-12 17:04:28,399 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 17:04:28,399 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 17:04:28,399 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1447990077] [2022-07-12 17:04:28,399 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1447990077] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 17:04:28,399 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 17:04:28,399 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-12 17:04:28,399 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [607448421] [2022-07-12 17:04:28,400 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 17:04:28,400 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-12 17:04:28,400 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 17:04:28,400 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-12 17:04:28,400 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-12 17:04:28,400 INFO L87 Difference]: Start difference. First operand 11234 states and 15086 transitions. Second operand has 6 states, 6 states have (on average 16.5) internal successors, (99), 5 states have internal predecessors, (99), 2 states have call successors, (31), 2 states have call predecessors, (31), 3 states have return successors, (30), 3 states have call predecessors, (30), 2 states have call successors, (30) [2022-07-12 17:04:29,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 17:04:29,744 INFO L93 Difference]: Finished difference Result 24832 states and 33688 transitions. [2022-07-12 17:04:29,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-12 17:04:29,751 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 16.5) internal successors, (99), 5 states have internal predecessors, (99), 2 states have call successors, (31), 2 states have call predecessors, (31), 3 states have return successors, (30), 3 states have call predecessors, (30), 2 states have call successors, (30) Word has length 225 [2022-07-12 17:04:29,752 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 17:04:29,787 INFO L225 Difference]: With dead ends: 24832 [2022-07-12 17:04:29,787 INFO L226 Difference]: Without dead ends: 13617 [2022-07-12 17:04:29,813 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 225 GetRequests, 220 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-07-12 17:04:29,814 INFO L413 NwaCegarLoop]: 4996 mSDtfsCounter, 757 mSDsluCounter, 18997 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 995 SdHoareTripleChecker+Valid, 23993 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-07-12 17:04:29,814 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [995 Valid, 23993 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-07-12 17:04:29,822 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13617 states. [2022-07-12 17:04:30,513 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13617 to 11238. [2022-07-12 17:04:30,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11238 states, 7273 states have (on average 1.2129795132682524) internal successors, (8822), 7467 states have internal predecessors, (8822), 3130 states have call successors, (3130), 829 states have call predecessors, (3130), 827 states have return successors, (3138), 3081 states have call predecessors, (3138), 3128 states have call successors, (3138) [2022-07-12 17:04:30,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11238 states to 11238 states and 15090 transitions. [2022-07-12 17:04:30,552 INFO L78 Accepts]: Start accepts. Automaton has 11238 states and 15090 transitions. Word has length 225 [2022-07-12 17:04:30,553 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 17:04:30,553 INFO L495 AbstractCegarLoop]: Abstraction has 11238 states and 15090 transitions. [2022-07-12 17:04:30,553 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 16.5) internal successors, (99), 5 states have internal predecessors, (99), 2 states have call successors, (31), 2 states have call predecessors, (31), 3 states have return successors, (30), 3 states have call predecessors, (30), 2 states have call successors, (30) [2022-07-12 17:04:30,553 INFO L276 IsEmpty]: Start isEmpty. Operand 11238 states and 15090 transitions. [2022-07-12 17:04:30,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2022-07-12 17:04:30,555 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 17:04:30,555 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:04:30,607 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (32)] Forceful destruction successful, exit code 0 [2022-07-12 17:04:30,759 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 32 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 17:04:30,760 INFO L420 AbstractCegarLoop]: === Iteration 32 === Targeting ldv_check_alloc_flagsErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 28 more)] === [2022-07-12 17:04:30,760 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 17:04:30,760 INFO L85 PathProgramCache]: Analyzing trace with hash -2134898248, now seen corresponding path program 1 times [2022-07-12 17:04:30,762 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 17:04:30,762 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [717510264] [2022-07-12 17:04:30,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 17:04:30,763 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 17:04:30,763 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 17:04:30,764 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-12 17:04:30,764 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (33)] Waiting until timeout for monitored process [2022-07-12 17:04:32,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:04:33,016 INFO L263 TraceCheckSpWp]: Trace formula consists of 3081 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-12 17:04:33,019 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 17:04:35,526 INFO L134 CoverageAnalysis]: Checked inductivity of 519 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 519 trivial. 0 not checked. [2022-07-12 17:04:35,527 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 17:04:35,527 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 17:04:35,527 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [717510264] [2022-07-12 17:04:35,527 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [717510264] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 17:04:35,527 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 17:04:35,527 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-12 17:04:35,527 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [963461587] [2022-07-12 17:04:35,527 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 17:04:35,528 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 17:04:35,528 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 17:04:35,528 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 17:04:35,528 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 17:04:35,528 INFO L87 Difference]: Start difference. First operand 11238 states and 15090 transitions. Second operand has 3 states, 3 states have (on average 28.0) internal successors, (84), 2 states have internal predecessors, (84), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2022-07-12 17:04:36,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 17:04:36,175 INFO L93 Difference]: Finished difference Result 22443 states and 30275 transitions. [2022-07-12 17:04:36,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 17:04:36,176 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.0) internal successors, (84), 2 states have internal predecessors, (84), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 250 [2022-07-12 17:04:36,176 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 17:04:36,208 INFO L225 Difference]: With dead ends: 22443 [2022-07-12 17:04:36,208 INFO L226 Difference]: Without dead ends: 11224 [2022-07-12 17:04:36,236 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 249 GetRequests, 248 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 17:04:36,237 INFO L413 NwaCegarLoop]: 3783 mSDtfsCounter, 3640 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3640 SdHoareTripleChecker+Valid, 3783 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-12 17:04:36,237 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3640 Valid, 3783 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-12 17:04:36,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11224 states. [2022-07-12 17:04:36,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11224 to 11224. [2022-07-12 17:04:36,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11224 states, 7260 states have (on average 1.2117079889807163) internal successors, (8797), 7453 states have internal predecessors, (8797), 3130 states have call successors, (3130), 829 states have call predecessors, (3130), 827 states have return successors, (3138), 3081 states have call predecessors, (3138), 3128 states have call successors, (3138) [2022-07-12 17:04:36,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11224 states to 11224 states and 15065 transitions. [2022-07-12 17:04:36,880 INFO L78 Accepts]: Start accepts. Automaton has 11224 states and 15065 transitions. Word has length 250 [2022-07-12 17:04:36,880 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 17:04:36,880 INFO L495 AbstractCegarLoop]: Abstraction has 11224 states and 15065 transitions. [2022-07-12 17:04:36,881 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.0) internal successors, (84), 2 states have internal predecessors, (84), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2022-07-12 17:04:36,881 INFO L276 IsEmpty]: Start isEmpty. Operand 11224 states and 15065 transitions. [2022-07-12 17:04:36,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2022-07-12 17:04:36,882 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 17:04:36,882 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:04:36,941 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (33)] Forceful destruction successful, exit code 0 [2022-07-12 17:04:37,107 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 33 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 17:04:37,107 INFO L420 AbstractCegarLoop]: === Iteration 33 === Targeting ldv_linux_arch_io_io_mem_unmapErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 28 more)] === [2022-07-12 17:04:37,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 17:04:37,108 INFO L85 PathProgramCache]: Analyzing trace with hash 1344402117, now seen corresponding path program 1 times [2022-07-12 17:04:37,110 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 17:04:37,110 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [860473247] [2022-07-12 17:04:37,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 17:04:37,110 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 17:04:37,111 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 17:04:37,111 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-12 17:04:37,112 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (34)] Waiting until timeout for monitored process [2022-07-12 17:04:39,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:04:39,836 INFO L263 TraceCheckSpWp]: Trace formula consists of 3342 conjuncts, 10 conjunts are in the unsatisfiable core [2022-07-12 17:04:39,841 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 17:04:40,037 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2022-07-12 17:04:40,038 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 17:04:40,038 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 17:04:40,038 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [860473247] [2022-07-12 17:04:40,038 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [860473247] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 17:04:40,038 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 17:04:40,038 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-12 17:04:40,038 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [469203918] [2022-07-12 17:04:40,038 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 17:04:40,039 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-12 17:04:40,039 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 17:04:40,039 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-12 17:04:40,039 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-12 17:04:40,040 INFO L87 Difference]: Start difference. First operand 11224 states and 15065 transitions. Second operand has 6 states, 5 states have (on average 20.4) internal successors, (102), 5 states have internal predecessors, (102), 3 states have call successors, (31), 2 states have call predecessors, (31), 3 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2022-07-12 17:04:42,184 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 17:04:42,184 INFO L93 Difference]: Finished difference Result 24808 states and 33640 transitions. [2022-07-12 17:04:42,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-12 17:04:42,185 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 20.4) internal successors, (102), 5 states have internal predecessors, (102), 3 states have call successors, (31), 2 states have call predecessors, (31), 3 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 228 [2022-07-12 17:04:42,185 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 17:04:42,223 INFO L225 Difference]: With dead ends: 24808 [2022-07-12 17:04:42,223 INFO L226 Difference]: Without dead ends: 13603 [2022-07-12 17:04:42,249 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 228 GetRequests, 223 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-07-12 17:04:42,250 INFO L413 NwaCegarLoop]: 4234 mSDtfsCounter, 752 mSDsluCounter, 16496 mSDsCounter, 0 mSdLazyCounter, 173 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 989 SdHoareTripleChecker+Valid, 20730 SdHoareTripleChecker+Invalid, 173 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 173 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-07-12 17:04:42,250 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [989 Valid, 20730 Invalid, 173 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 173 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-07-12 17:04:42,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13603 states. [2022-07-12 17:04:42,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13603 to 11224. [2022-07-12 17:04:42,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11224 states, 7260 states have (on average 1.2114325068870524) internal successors, (8795), 7453 states have internal predecessors, (8795), 3130 states have call successors, (3130), 829 states have call predecessors, (3130), 827 states have return successors, (3138), 3081 states have call predecessors, (3138), 3128 states have call successors, (3138) [2022-07-12 17:04:42,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11224 states to 11224 states and 15063 transitions. [2022-07-12 17:04:42,973 INFO L78 Accepts]: Start accepts. Automaton has 11224 states and 15063 transitions. Word has length 228 [2022-07-12 17:04:42,973 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 17:04:42,973 INFO L495 AbstractCegarLoop]: Abstraction has 11224 states and 15063 transitions. [2022-07-12 17:04:42,973 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 20.4) internal successors, (102), 5 states have internal predecessors, (102), 3 states have call successors, (31), 2 states have call predecessors, (31), 3 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2022-07-12 17:04:42,973 INFO L276 IsEmpty]: Start isEmpty. Operand 11224 states and 15063 transitions. [2022-07-12 17:04:42,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2022-07-12 17:04:42,975 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 17:04:42,975 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:04:43,034 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (34)] Forceful destruction successful, exit code 0 [2022-07-12 17:04:43,199 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 34 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 17:04:43,199 INFO L420 AbstractCegarLoop]: === Iteration 34 === Targeting ldv_linux_arch_io_io_mem_unmapErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 28 more)] === [2022-07-12 17:04:43,200 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 17:04:43,200 INFO L85 PathProgramCache]: Analyzing trace with hash 37259719, now seen corresponding path program 1 times [2022-07-12 17:04:43,202 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 17:04:43,202 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1528444046] [2022-07-12 17:04:43,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 17:04:43,202 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 17:04:43,203 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 17:04:43,203 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-12 17:04:43,204 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (35)] Waiting until timeout for monitored process [2022-07-12 17:04:45,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:04:46,073 INFO L263 TraceCheckSpWp]: Trace formula consists of 3342 conjuncts, 9 conjunts are in the unsatisfiable core [2022-07-12 17:04:46,077 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 17:04:46,298 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2022-07-12 17:04:46,298 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 17:04:46,298 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 17:04:46,298 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1528444046] [2022-07-12 17:04:46,298 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1528444046] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 17:04:46,299 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 17:04:46,299 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-12 17:04:46,299 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [542113613] [2022-07-12 17:04:46,299 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 17:04:46,299 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-12 17:04:46,299 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 17:04:46,300 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-12 17:04:46,300 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-12 17:04:46,300 INFO L87 Difference]: Start difference. First operand 11224 states and 15063 transitions. Second operand has 5 states, 5 states have (on average 21.2) internal successors, (106), 5 states have internal predecessors, (106), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2022-07-12 17:04:49,672 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 17:04:50,398 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 17:04:50,398 INFO L93 Difference]: Finished difference Result 23363 states and 31460 transitions. [2022-07-12 17:04:50,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-12 17:04:50,399 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 21.2) internal successors, (106), 5 states have internal predecessors, (106), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 228 [2022-07-12 17:04:50,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 17:04:50,438 INFO L225 Difference]: With dead ends: 23363 [2022-07-12 17:04:50,438 INFO L226 Difference]: Without dead ends: 12158 [2022-07-12 17:04:50,467 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 231 GetRequests, 226 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-07-12 17:04:50,467 INFO L413 NwaCegarLoop]: 4204 mSDtfsCounter, 984 mSDsluCounter, 11829 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 345 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 985 SdHoareTripleChecker+Valid, 16033 SdHoareTripleChecker+Invalid, 374 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 345 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2022-07-12 17:04:50,468 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [985 Valid, 16033 Invalid, 374 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [345 Valid, 28 Invalid, 1 Unknown, 0 Unchecked, 3.2s Time] [2022-07-12 17:04:50,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12158 states. [2022-07-12 17:04:51,151 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12158 to 11230. [2022-07-12 17:04:51,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11230 states, 7266 states have (on average 1.2112579135700523) internal successors, (8801), 7459 states have internal predecessors, (8801), 3130 states have call successors, (3130), 829 states have call predecessors, (3130), 827 states have return successors, (3138), 3081 states have call predecessors, (3138), 3128 states have call successors, (3138) [2022-07-12 17:04:51,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11230 states to 11230 states and 15069 transitions. [2022-07-12 17:04:51,189 INFO L78 Accepts]: Start accepts. Automaton has 11230 states and 15069 transitions. Word has length 228 [2022-07-12 17:04:51,189 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 17:04:51,189 INFO L495 AbstractCegarLoop]: Abstraction has 11230 states and 15069 transitions. [2022-07-12 17:04:51,189 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 21.2) internal successors, (106), 5 states have internal predecessors, (106), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2022-07-12 17:04:51,190 INFO L276 IsEmpty]: Start isEmpty. Operand 11230 states and 15069 transitions. [2022-07-12 17:04:51,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2022-07-12 17:04:51,191 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 17:04:51,191 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:04:51,246 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (35)] Ended with exit code 0 [2022-07-12 17:04:51,419 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 35 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 17:04:51,419 INFO L420 AbstractCegarLoop]: === Iteration 35 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 28 more)] === [2022-07-12 17:04:51,419 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 17:04:51,420 INFO L85 PathProgramCache]: Analyzing trace with hash -1986546283, now seen corresponding path program 1 times [2022-07-12 17:04:51,422 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 17:04:51,422 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [416383278] [2022-07-12 17:04:51,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 17:04:51,422 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 17:04:51,422 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 17:04:51,423 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-12 17:04:51,424 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (36)] Waiting until timeout for monitored process [2022-07-12 17:04:53,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:04:54,005 INFO L263 TraceCheckSpWp]: Trace formula consists of 3138 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-12 17:04:54,009 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 17:04:54,042 INFO L134 CoverageAnalysis]: Checked inductivity of 523 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 523 trivial. 0 not checked. [2022-07-12 17:04:54,043 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 17:04:54,043 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 17:04:54,043 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [416383278] [2022-07-12 17:04:54,043 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [416383278] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 17:04:54,043 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 17:04:54,043 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 17:04:54,043 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [102611649] [2022-07-12 17:04:54,043 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 17:04:54,044 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 17:04:54,044 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 17:04:54,044 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 17:04:54,044 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 17:04:54,044 INFO L87 Difference]: Start difference. First operand 11230 states and 15069 transitions. Second operand has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 3 states have internal predecessors, (82), 2 states have call successors, (38), 2 states have call predecessors, (38), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2022-07-12 17:04:54,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 17:04:54,825 INFO L93 Difference]: Finished difference Result 22447 states and 30174 transitions. [2022-07-12 17:04:54,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 17:04:54,826 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 3 states have internal predecessors, (82), 2 states have call successors, (38), 2 states have call predecessors, (38), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 258 [2022-07-12 17:04:54,826 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 17:04:54,855 INFO L225 Difference]: With dead ends: 22447 [2022-07-12 17:04:54,855 INFO L226 Difference]: Without dead ends: 11236 [2022-07-12 17:04:54,882 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 257 GetRequests, 256 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 17:04:54,882 INFO L413 NwaCegarLoop]: 3782 mSDtfsCounter, 1 mSDsluCounter, 3778 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 7560 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-12 17:04:54,882 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 7560 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-12 17:04:54,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11236 states. [2022-07-12 17:04:55,487 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11236 to 11232. [2022-07-12 17:04:55,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11232 states, 7268 states have (on average 1.211199779856907) internal successors, (8803), 7461 states have internal predecessors, (8803), 3130 states have call successors, (3130), 829 states have call predecessors, (3130), 827 states have return successors, (3138), 3081 states have call predecessors, (3138), 3128 states have call successors, (3138) [2022-07-12 17:04:55,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11232 states to 11232 states and 15071 transitions. [2022-07-12 17:04:55,530 INFO L78 Accepts]: Start accepts. Automaton has 11232 states and 15071 transitions. Word has length 258 [2022-07-12 17:04:55,531 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 17:04:55,531 INFO L495 AbstractCegarLoop]: Abstraction has 11232 states and 15071 transitions. [2022-07-12 17:04:55,531 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 3 states have internal predecessors, (82), 2 states have call successors, (38), 2 states have call predecessors, (38), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2022-07-12 17:04:55,531 INFO L276 IsEmpty]: Start isEmpty. Operand 11232 states and 15071 transitions. [2022-07-12 17:04:55,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2022-07-12 17:04:55,532 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 17:04:55,533 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:04:55,589 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (36)] Ended with exit code 0 [2022-07-12 17:04:55,733 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 36 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 17:04:55,733 INFO L420 AbstractCegarLoop]: === Iteration 36 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 28 more)] === [2022-07-12 17:04:55,734 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 17:04:55,734 INFO L85 PathProgramCache]: Analyzing trace with hash 497030169, now seen corresponding path program 1 times [2022-07-12 17:04:55,736 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 17:04:55,736 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [670969680] [2022-07-12 17:04:55,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 17:04:55,737 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 17:04:55,737 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 17:04:55,738 INFO L229 MonitoredProcess]: Starting monitored process 37 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-12 17:04:55,739 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (37)] Waiting until timeout for monitored process [2022-07-12 17:04:58,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 17:04:58,419 INFO L263 TraceCheckSpWp]: Trace formula consists of 3146 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-12 17:04:58,423 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 17:04:58,520 INFO L134 CoverageAnalysis]: Checked inductivity of 527 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 526 trivial. 0 not checked. [2022-07-12 17:04:58,521 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-12 17:04:58,747 INFO L134 CoverageAnalysis]: Checked inductivity of 527 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 526 trivial. 0 not checked. [2022-07-12 17:04:58,747 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 17:04:58,747 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [670969680] [2022-07-12 17:04:58,747 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [670969680] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-12 17:04:58,747 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-07-12 17:04:58,747 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2022-07-12 17:04:58,748 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [939801940] [2022-07-12 17:04:58,748 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-07-12 17:04:58,748 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-12 17:04:58,748 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 17:04:58,749 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-12 17:04:58,749 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2022-07-12 17:04:58,749 INFO L87 Difference]: Start difference. First operand 11232 states and 15071 transitions. Second operand has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 6 states have internal predecessors, (88), 4 states have call successors, (40), 2 states have call predecessors, (40), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34)