./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version ff03de63 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---sound--drivers--vx--snd-vx-lib.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 f240ffa8bbe57321940b5df51685e00d551a6f85a6476ff38145ce15f731fd7b --- Real Ultimate output --- This is Ultimate 0.2.2-dev-ff03de6 [2021-12-21 17:41:07,476 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-21 17:41:07,477 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-21 17:41:07,495 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-21 17:41:07,496 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-21 17:41:07,497 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-21 17:41:07,498 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-21 17:41:07,499 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-21 17:41:07,499 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-21 17:41:07,500 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-21 17:41:07,501 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-21 17:41:07,501 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-21 17:41:07,502 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-21 17:41:07,502 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-21 17:41:07,503 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-21 17:41:07,504 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-21 17:41:07,504 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-21 17:41:07,505 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-21 17:41:07,506 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-21 17:41:07,507 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-21 17:41:07,508 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-21 17:41:07,509 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-21 17:41:07,510 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-21 17:41:07,510 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-21 17:41:07,512 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-21 17:41:07,513 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-21 17:41:07,513 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-21 17:41:07,514 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-21 17:41:07,514 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-21 17:41:07,515 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-21 17:41:07,515 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-21 17:41:07,515 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-21 17:41:07,516 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-21 17:41:07,516 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-21 17:41:07,517 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-21 17:41:07,517 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-21 17:41:07,518 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-21 17:41:07,518 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-21 17:41:07,518 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-21 17:41:07,519 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-21 17:41:07,519 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-21 17:41:07,520 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-21 17:41:07,549 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-21 17:41:07,551 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-21 17:41:07,551 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-21 17:41:07,552 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-21 17:41:07,552 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-21 17:41:07,552 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-21 17:41:07,553 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-21 17:41:07,553 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-21 17:41:07,553 INFO L138 SettingsManager]: * Use SBE=true [2021-12-21 17:41:07,553 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-21 17:41:07,554 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-21 17:41:07,554 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-21 17:41:07,554 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-21 17:41:07,555 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-21 17:41:07,555 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-21 17:41:07,555 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-21 17:41:07,555 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-21 17:41:07,555 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-21 17:41:07,555 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-21 17:41:07,556 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-21 17:41:07,556 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-21 17:41:07,556 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-21 17:41:07,556 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-21 17:41:07,556 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-21 17:41:07,556 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-21 17:41:07,556 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-21 17:41:07,557 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-21 17:41:07,557 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-21 17:41:07,557 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-21 17:41:07,557 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-21 17:41:07,557 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-21 17:41:07,557 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f240ffa8bbe57321940b5df51685e00d551a6f85a6476ff38145ce15f731fd7b [2021-12-21 17:41:07,735 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-21 17:41:07,751 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-21 17:41:07,754 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-21 17:41:07,755 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-21 17:41:07,755 INFO L275 PluginConnector]: CDTParser initialized [2021-12-21 17:41:07,757 INFO L432 ainManager$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---sound--drivers--vx--snd-vx-lib.ko.cil.i [2021-12-21 17:41:07,824 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c13ce5f1c/5676af485e454afd9abacf696d4e7adb/FLAGa07c210c4 [2021-12-21 17:41:08,499 INFO L306 CDTParser]: Found 1 translation units. [2021-12-21 17:41:08,500 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i [2021-12-21 17:41:08,542 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c13ce5f1c/5676af485e454afd9abacf696d4e7adb/FLAGa07c210c4 [2021-12-21 17:41:08,826 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c13ce5f1c/5676af485e454afd9abacf696d4e7adb [2021-12-21 17:41:08,828 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-21 17:41:08,830 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-21 17:41:08,832 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-21 17:41:08,833 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-21 17:41:08,835 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-21 17:41:08,836 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 05:41:08" (1/1) ... [2021-12-21 17:41:08,837 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@713332b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 05:41:08, skipping insertion in model container [2021-12-21 17:41:08,837 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 05:41:08" (1/1) ... [2021-12-21 17:41:08,842 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-21 17:41:08,961 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-21 17:41:11,636 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[357609,357622] [2021-12-21 17:41:11,638 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[357754,357767] [2021-12-21 17:41:11,639 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[357900,357913] [2021-12-21 17:41:11,639 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[358065,358078] [2021-12-21 17:41:11,639 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[358223,358236] [2021-12-21 17:41:11,640 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[358381,358394] [2021-12-21 17:41:11,640 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[358539,358552] [2021-12-21 17:41:11,640 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[358699,358712] [2021-12-21 17:41:11,640 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[358858,358871] [2021-12-21 17:41:11,641 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[358997,359010] [2021-12-21 17:41:11,641 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[359139,359152] [2021-12-21 17:41:11,641 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[359288,359301] [2021-12-21 17:41:11,642 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[359427,359440] [2021-12-21 17:41:11,642 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[359582,359595] [2021-12-21 17:41:11,642 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[359742,359755] [2021-12-21 17:41:11,643 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[359893,359906] [2021-12-21 17:41:11,643 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[360044,360057] [2021-12-21 17:41:11,643 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[360196,360209] [2021-12-21 17:41:11,643 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[360345,360358] [2021-12-21 17:41:11,644 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[360493,360506] [2021-12-21 17:41:11,644 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[360650,360663] [2021-12-21 17:41:11,644 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[360799,360812] [2021-12-21 17:41:11,645 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[360955,360968] [2021-12-21 17:41:11,645 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[361108,361121] [2021-12-21 17:41:11,645 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[361254,361267] [2021-12-21 17:41:11,645 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[361397,361410] [2021-12-21 17:41:11,646 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[361549,361562] [2021-12-21 17:41:11,646 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[361695,361708] [2021-12-21 17:41:11,646 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[361840,361853] [2021-12-21 17:41:11,647 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[361994,362007] [2021-12-21 17:41:11,647 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[362145,362158] [2021-12-21 17:41:11,647 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[362300,362313] [2021-12-21 17:41:11,647 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[362452,362465] [2021-12-21 17:41:11,648 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[362607,362620] [2021-12-21 17:41:11,648 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[362771,362784] [2021-12-21 17:41:11,648 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[362927,362940] [2021-12-21 17:41:11,649 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[363091,363104] [2021-12-21 17:41:11,649 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[363233,363246] [2021-12-21 17:41:11,649 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[363391,363404] [2021-12-21 17:41:11,649 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[363558,363571] [2021-12-21 17:41:11,650 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[363717,363730] [2021-12-21 17:41:11,650 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[363876,363889] [2021-12-21 17:41:11,650 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[364025,364038] [2021-12-21 17:41:11,651 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[364172,364185] [2021-12-21 17:41:11,651 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[364311,364324] [2021-12-21 17:41:11,651 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[364474,364487] [2021-12-21 17:41:11,652 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[364640,364653] [2021-12-21 17:41:11,652 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[364804,364817] [2021-12-21 17:41:11,652 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[364969,364982] [2021-12-21 17:41:11,653 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[365134,365147] [2021-12-21 17:41:11,653 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[365300,365313] [2021-12-21 17:41:11,653 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[365465,365478] [2021-12-21 17:41:11,653 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[365632,365645] [2021-12-21 17:41:11,654 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[365792,365805] [2021-12-21 17:41:11,654 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[365954,365967] [2021-12-21 17:41:11,654 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[366113,366126] [2021-12-21 17:41:11,654 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[366259,366272] [2021-12-21 17:41:11,655 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[366402,366415] [2021-12-21 17:41:11,655 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[366546,366559] [2021-12-21 17:41:11,655 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[366689,366702] [2021-12-21 17:41:11,655 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[366833,366846] [2021-12-21 17:41:11,656 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[366974,366987] [2021-12-21 17:41:11,656 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[367112,367125] [2021-12-21 17:41:11,656 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[367270,367283] [2021-12-21 17:41:11,657 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[367429,367442] [2021-12-21 17:41:11,657 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[367585,367598] [2021-12-21 17:41:11,657 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[367734,367747] [2021-12-21 17:41:11,657 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[367886,367899] [2021-12-21 17:41:11,658 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[368037,368050] [2021-12-21 17:41:11,658 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[368186,368199] [2021-12-21 17:41:11,658 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[368338,368351] [2021-12-21 17:41:11,658 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[368486,368499] [2021-12-21 17:41:11,659 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[368639,368652] [2021-12-21 17:41:11,659 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[368790,368803] [2021-12-21 17:41:11,659 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[368940,368953] [2021-12-21 17:41:11,660 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[369087,369100] [2021-12-21 17:41:11,660 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[369238,369251] [2021-12-21 17:41:11,660 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[369389,369402] [2021-12-21 17:41:11,660 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[369537,369550] [2021-12-21 17:41:11,661 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[369703,369716] [2021-12-21 17:41:11,661 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[369872,369885] [2021-12-21 17:41:11,661 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[370039,370052] [2021-12-21 17:41:11,661 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[370207,370220] [2021-12-21 17:41:11,662 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[370357,370370] [2021-12-21 17:41:11,662 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[370504,370517] [2021-12-21 17:41:11,662 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[370665,370678] [2021-12-21 17:41:11,662 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[370835,370848] [2021-12-21 17:41:11,663 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[370997,371010] [2021-12-21 17:41:11,665 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-21 17:41:11,694 INFO L203 MainTranslator]: Completed pre-run [2021-12-21 17:41:11,952 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[357609,357622] [2021-12-21 17:41:11,953 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[357754,357767] [2021-12-21 17:41:11,953 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[357900,357913] [2021-12-21 17:41:11,953 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[358065,358078] [2021-12-21 17:41:11,953 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[358223,358236] [2021-12-21 17:41:11,954 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[358381,358394] [2021-12-21 17:41:11,954 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[358539,358552] [2021-12-21 17:41:11,954 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[358699,358712] [2021-12-21 17:41:11,955 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[358858,358871] [2021-12-21 17:41:11,955 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[358997,359010] [2021-12-21 17:41:11,955 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[359139,359152] [2021-12-21 17:41:11,955 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[359288,359301] [2021-12-21 17:41:11,956 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[359427,359440] [2021-12-21 17:41:11,956 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[359582,359595] [2021-12-21 17:41:11,956 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[359742,359755] [2021-12-21 17:41:11,956 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[359893,359906] [2021-12-21 17:41:11,957 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[360044,360057] [2021-12-21 17:41:11,957 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[360196,360209] [2021-12-21 17:41:11,957 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[360345,360358] [2021-12-21 17:41:11,957 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[360493,360506] [2021-12-21 17:41:11,958 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[360650,360663] [2021-12-21 17:41:11,958 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[360799,360812] [2021-12-21 17:41:11,958 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[360955,360968] [2021-12-21 17:41:11,958 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[361108,361121] [2021-12-21 17:41:11,959 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[361254,361267] [2021-12-21 17:41:11,959 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[361397,361410] [2021-12-21 17:41:11,959 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[361549,361562] [2021-12-21 17:41:11,959 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[361695,361708] [2021-12-21 17:41:11,960 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[361840,361853] [2021-12-21 17:41:11,960 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[361994,362007] [2021-12-21 17:41:11,960 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[362145,362158] [2021-12-21 17:41:11,960 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[362300,362313] [2021-12-21 17:41:11,961 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[362452,362465] [2021-12-21 17:41:11,961 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[362607,362620] [2021-12-21 17:41:11,961 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[362771,362784] [2021-12-21 17:41:11,962 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[362927,362940] [2021-12-21 17:41:11,962 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[363091,363104] [2021-12-21 17:41:11,962 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[363233,363246] [2021-12-21 17:41:11,962 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[363391,363404] [2021-12-21 17:41:11,963 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[363558,363571] [2021-12-21 17:41:11,963 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[363717,363730] [2021-12-21 17:41:11,963 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[363876,363889] [2021-12-21 17:41:11,963 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[364025,364038] [2021-12-21 17:41:11,964 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[364172,364185] [2021-12-21 17:41:11,964 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[364311,364324] [2021-12-21 17:41:11,964 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[364474,364487] [2021-12-21 17:41:11,964 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[364640,364653] [2021-12-21 17:41:11,965 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[364804,364817] [2021-12-21 17:41:11,965 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[364969,364982] [2021-12-21 17:41:11,965 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[365134,365147] [2021-12-21 17:41:11,965 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[365300,365313] [2021-12-21 17:41:11,966 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[365465,365478] [2021-12-21 17:41:11,966 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[365632,365645] [2021-12-21 17:41:11,966 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[365792,365805] [2021-12-21 17:41:11,966 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[365954,365967] [2021-12-21 17:41:11,967 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[366113,366126] [2021-12-21 17:41:11,967 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[366259,366272] [2021-12-21 17:41:11,967 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[366402,366415] [2021-12-21 17:41:11,967 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[366546,366559] [2021-12-21 17:41:11,968 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[366689,366702] [2021-12-21 17:41:11,968 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[366833,366846] [2021-12-21 17:41:11,968 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[366974,366987] [2021-12-21 17:41:11,969 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[367112,367125] [2021-12-21 17:41:11,969 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[367270,367283] [2021-12-21 17:41:11,969 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[367429,367442] [2021-12-21 17:41:11,969 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[367585,367598] [2021-12-21 17:41:11,970 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[367734,367747] [2021-12-21 17:41:11,970 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[367886,367899] [2021-12-21 17:41:11,970 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[368037,368050] [2021-12-21 17:41:11,970 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[368186,368199] [2021-12-21 17:41:11,971 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[368338,368351] [2021-12-21 17:41:11,971 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[368486,368499] [2021-12-21 17:41:11,971 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[368639,368652] [2021-12-21 17:41:11,971 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[368790,368803] [2021-12-21 17:41:11,972 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[368940,368953] [2021-12-21 17:41:11,972 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[369087,369100] [2021-12-21 17:41:11,972 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[369238,369251] [2021-12-21 17:41:11,972 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[369389,369402] [2021-12-21 17:41:11,973 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[369537,369550] [2021-12-21 17:41:11,973 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[369703,369716] [2021-12-21 17:41:11,973 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[369872,369885] [2021-12-21 17:41:11,973 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[370039,370052] [2021-12-21 17:41:11,974 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[370207,370220] [2021-12-21 17:41:11,974 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[370357,370370] [2021-12-21 17:41:11,974 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[370504,370517] [2021-12-21 17:41:11,974 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[370665,370678] [2021-12-21 17:41:11,975 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[370835,370848] [2021-12-21 17:41:11,975 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[370997,371010] [2021-12-21 17:41:11,977 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-21 17:41:12,113 INFO L208 MainTranslator]: Completed translation [2021-12-21 17:41:12,113 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 05:41:12 WrapperNode [2021-12-21 17:41:12,113 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-21 17:41:12,114 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-21 17:41:12,114 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-21 17:41:12,115 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-21 17:41:12,119 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 05:41:12" (1/1) ... [2021-12-21 17:41:12,205 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 05:41:12" (1/1) ... [2021-12-21 17:41:12,288 INFO L137 Inliner]: procedures = 637, calls = 3767, calls flagged for inlining = 247, calls inlined = 94, statements flattened = 2733 [2021-12-21 17:41:12,289 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-21 17:41:12,289 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-21 17:41:12,289 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-21 17:41:12,289 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-21 17:41:12,296 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 05:41:12" (1/1) ... [2021-12-21 17:41:12,296 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 05:41:12" (1/1) ... [2021-12-21 17:41:12,309 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 05:41:12" (1/1) ... [2021-12-21 17:41:12,310 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 05:41:12" (1/1) ... [2021-12-21 17:41:12,391 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 05:41:12" (1/1) ... [2021-12-21 17:41:12,400 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 05:41:12" (1/1) ... [2021-12-21 17:41:12,413 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 05:41:12" (1/1) ... [2021-12-21 17:41:12,430 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-21 17:41:12,431 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-21 17:41:12,431 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-21 17:41:12,431 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-21 17:41:12,432 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 05:41:12" (1/1) ... [2021-12-21 17:41:12,437 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-21 17:41:12,455 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 17:41:12,464 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-21 17:41:12,486 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-21 17:41:12,490 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2021-12-21 17:41:12,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2021-12-21 17:41:12,490 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-21 17:41:12,490 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-21 17:41:12,490 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-21 17:41:12,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-21 17:41:12,491 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~TO~VOID [2021-12-21 17:41:12,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~TO~VOID [2021-12-21 17:41:12,491 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2021-12-21 17:41:12,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2021-12-21 17:41:12,491 INFO L130 BoogieDeclarations]: Found specification of procedure vx_pcm_capture_close [2021-12-21 17:41:12,491 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_pcm_capture_close [2021-12-21 17:41:12,491 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2021-12-21 17:41:12,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2021-12-21 17:41:12,492 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2021-12-21 17:41:12,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2021-12-21 17:41:12,492 INFO L130 BoogieDeclarations]: Found specification of procedure vx_alloc_pipe [2021-12-21 17:41:12,492 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_alloc_pipe [2021-12-21 17:41:12,492 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2021-12-21 17:41:12,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2021-12-21 17:41:12,492 INFO L130 BoogieDeclarations]: Found specification of procedure snd_vx_outl [2021-12-21 17:41:12,492 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_vx_outl [2021-12-21 17:41:12,492 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-12-21 17:41:12,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-12-21 17:41:12,493 INFO L130 BoogieDeclarations]: Found specification of procedure vx_set_differed_time [2021-12-21 17:41:12,493 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_set_differed_time [2021-12-21 17:41:12,493 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-21 17:41:12,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-21 17:41:12,493 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2021-12-21 17:41:12,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2021-12-21 17:41:12,493 INFO L130 BoogieDeclarations]: Found specification of procedure snd_vx_outb [2021-12-21 17:41:12,493 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_vx_outb [2021-12-21 17:41:12,494 INFO L130 BoogieDeclarations]: Found specification of procedure vx_send_msg [2021-12-21 17:41:12,494 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_send_msg [2021-12-21 17:41:12,494 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-21 17:41:12,494 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pcm_lib_get_vmalloc_page [2021-12-21 17:41:12,494 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pcm_lib_get_vmalloc_page [2021-12-21 17:41:12,494 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2021-12-21 17:41:12,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2021-12-21 17:41:12,494 INFO L130 BoogieDeclarations]: Found specification of procedure vx_send_irq_dsp [2021-12-21 17:41:12,494 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_send_irq_dsp [2021-12-21 17:41:12,495 INFO L130 BoogieDeclarations]: Found specification of procedure vx_set_pipe_cmd_params [2021-12-21 17:41:12,495 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_set_pipe_cmd_params [2021-12-21 17:41:12,495 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_lock_of_vx_core [2021-12-21 17:41:12,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_lock_of_vx_core [2021-12-21 17:41:12,495 INFO L130 BoogieDeclarations]: Found specification of procedure vx_adjust_audio_level [2021-12-21 17:41:12,495 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_adjust_audio_level [2021-12-21 17:41:12,495 INFO L130 BoogieDeclarations]: Found specification of procedure vx_change_clock_source [2021-12-21 17:41:12,495 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_change_clock_source [2021-12-21 17:41:12,495 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2021-12-21 17:41:12,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2021-12-21 17:41:12,496 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2021-12-21 17:41:12,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2021-12-21 17:41:12,496 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-12-21 17:41:12,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-12-21 17:41:12,496 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2021-12-21 17:41:12,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2021-12-21 17:41:12,496 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-21 17:41:12,496 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2021-12-21 17:41:12,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2021-12-21 17:41:12,497 INFO L130 BoogieDeclarations]: Found specification of procedure vx_transfer_end [2021-12-21 17:41:12,497 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_transfer_end [2021-12-21 17:41:12,497 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2021-12-21 17:41:12,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2021-12-21 17:41:12,497 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2021-12-21 17:41:12,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2021-12-21 17:41:12,497 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-12-21 17:41:12,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-12-21 17:41:12,497 INFO L130 BoogieDeclarations]: Found specification of procedure vx_read_status [2021-12-21 17:41:12,498 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_read_status [2021-12-21 17:41:12,498 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-12-21 17:41:12,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-12-21 17:41:12,498 INFO L130 BoogieDeclarations]: Found specification of procedure vx_sync_audio_source [2021-12-21 17:41:12,498 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_sync_audio_source [2021-12-21 17:41:12,498 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2021-12-21 17:41:12,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2021-12-21 17:41:12,498 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2021-12-21 17:41:12,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2021-12-21 17:41:12,499 INFO L130 BoogieDeclarations]: Found specification of procedure vx_stop_stream [2021-12-21 17:41:12,499 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_stop_stream [2021-12-21 17:41:12,499 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-21 17:41:12,499 INFO L130 BoogieDeclarations]: Found specification of procedure vx_conf_pipe [2021-12-21 17:41:12,499 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_conf_pipe [2021-12-21 17:41:12,499 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2021-12-21 17:41:12,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2021-12-21 17:41:12,499 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-21 17:41:12,499 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-21 17:41:12,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-21 17:41:12,500 INFO L130 BoogieDeclarations]: Found specification of procedure vx_query_hbuffer_size [2021-12-21 17:41:12,500 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_query_hbuffer_size [2021-12-21 17:41:12,500 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-21 17:41:12,500 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-21 17:41:12,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-21 17:41:12,500 INFO L130 BoogieDeclarations]: Found specification of procedure vx_pipe_can_start [2021-12-21 17:41:12,500 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_pipe_can_start [2021-12-21 17:41:12,500 INFO L130 BoogieDeclarations]: Found specification of procedure vx_pcm_capture_open [2021-12-21 17:41:12,500 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_pcm_capture_open [2021-12-21 17:41:12,501 INFO L130 BoogieDeclarations]: Found specification of procedure vx_set_codec_reg [2021-12-21 17:41:12,501 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_set_codec_reg [2021-12-21 17:41:12,501 INFO L130 BoogieDeclarations]: Found specification of procedure vx_set_clock [2021-12-21 17:41:12,501 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_set_clock [2021-12-21 17:41:12,501 INFO L130 BoogieDeclarations]: Found specification of procedure vx_notify_end_of_buffer [2021-12-21 17:41:12,501 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_notify_end_of_buffer [2021-12-21 17:41:12,501 INFO L130 BoogieDeclarations]: Found specification of procedure vx_set_monitor_level [2021-12-21 17:41:12,501 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_set_monitor_level [2021-12-21 17:41:12,501 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-21 17:41:12,501 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-21 17:41:12,502 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2021-12-21 17:41:12,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2021-12-21 17:41:12,502 INFO L130 BoogieDeclarations]: Found specification of procedure vx_stop_pipe [2021-12-21 17:41:12,502 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_stop_pipe [2021-12-21 17:41:12,502 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-21 17:41:12,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-21 17:41:12,502 INFO L130 BoogieDeclarations]: Found specification of procedure vx_send_irqa [2021-12-21 17:41:12,502 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_send_irqa [2021-12-21 17:41:12,502 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-21 17:41:12,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-21 17:41:12,503 INFO L130 BoogieDeclarations]: Found specification of procedure vx_free_pipe [2021-12-21 17:41:12,503 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_free_pipe [2021-12-21 17:41:12,503 INFO L130 BoogieDeclarations]: Found specification of procedure vx_set_stream_cmd_params [2021-12-21 17:41:12,503 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_set_stream_cmd_params [2021-12-21 17:41:12,503 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pcm_hw_constraint_step [2021-12-21 17:41:12,503 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pcm_hw_constraint_step [2021-12-21 17:41:12,503 INFO L130 BoogieDeclarations]: Found specification of procedure vx_pcm_hw_params [2021-12-21 17:41:12,503 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_pcm_hw_params [2021-12-21 17:41:12,503 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_lock_of_vx_core [2021-12-21 17:41:12,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_lock_of_vx_core [2021-12-21 17:41:12,504 INFO L130 BoogieDeclarations]: Found specification of procedure vx_pcm_playback_open [2021-12-21 17:41:12,504 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_pcm_playback_open [2021-12-21 17:41:12,504 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-21 17:41:12,504 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-21 17:41:12,504 INFO L130 BoogieDeclarations]: Found specification of procedure vx_toggle_dac_mute [2021-12-21 17:41:12,504 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_toggle_dac_mute [2021-12-21 17:41:12,504 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2021-12-21 17:41:12,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2021-12-21 17:41:12,505 INFO L130 BoogieDeclarations]: Found specification of procedure vx_reset_chk [2021-12-21 17:41:12,505 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_reset_chk [2021-12-21 17:41:12,505 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2021-12-21 17:41:12,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2021-12-21 17:41:12,505 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-21 17:41:12,505 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2021-12-21 17:41:12,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2021-12-21 17:41:12,505 INFO L130 BoogieDeclarations]: Found specification of procedure vx_start_stream [2021-12-21 17:41:12,505 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_start_stream [2021-12-21 17:41:12,505 INFO L130 BoogieDeclarations]: Found specification of procedure vx_send_rih_nolock [2021-12-21 17:41:12,506 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_send_rih_nolock [2021-12-21 17:41:12,506 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-21 17:41:12,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-21 17:41:12,506 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-21 17:41:12,506 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-21 17:41:12,506 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2021-12-21 17:41:12,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2021-12-21 17:41:12,506 INFO L130 BoogieDeclarations]: Found specification of procedure vx_pcm_trigger [2021-12-21 17:41:12,506 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_pcm_trigger [2021-12-21 17:41:12,506 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-12-21 17:41:12,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-12-21 17:41:12,507 INFO L130 BoogieDeclarations]: Found specification of procedure vx_get_pipe_state [2021-12-21 17:41:12,507 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_get_pipe_state [2021-12-21 17:41:12,507 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-21 17:41:12,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-21 17:41:12,507 INFO L130 BoogieDeclarations]: Found specification of procedure vx_pcm_playback_close [2021-12-21 17:41:12,507 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_pcm_playback_close [2021-12-21 17:41:12,507 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2021-12-21 17:41:12,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2021-12-21 17:41:12,508 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2021-12-21 17:41:12,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2021-12-21 17:41:12,508 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2021-12-21 17:41:12,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2021-12-21 17:41:12,508 INFO L130 BoogieDeclarations]: Found specification of procedure vx_send_rih [2021-12-21 17:41:12,508 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_send_rih [2021-12-21 17:41:12,508 INFO L130 BoogieDeclarations]: Found specification of procedure vx_send_msg_nolock [2021-12-21 17:41:12,508 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_send_msg_nolock [2021-12-21 17:41:12,508 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2021-12-21 17:41:12,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2021-12-21 17:41:12,509 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-21 17:41:12,509 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-21 17:41:12,509 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2021-12-21 17:41:12,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2021-12-21 17:41:12,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-21 17:41:12,509 INFO L130 BoogieDeclarations]: Found specification of procedure vx_update_pipe_position [2021-12-21 17:41:12,509 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_update_pipe_position [2021-12-21 17:41:12,509 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2021-12-21 17:41:12,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2021-12-21 17:41:12,509 INFO L130 BoogieDeclarations]: Found specification of procedure vx_pcm_playback_transfer [2021-12-21 17:41:12,510 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_pcm_playback_transfer [2021-12-21 17:41:12,510 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-21 17:41:12,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-21 17:41:12,510 INFO L130 BoogieDeclarations]: Found specification of procedure vx_pcm_prepare [2021-12-21 17:41:12,510 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_pcm_prepare [2021-12-21 17:41:12,510 INFO L130 BoogieDeclarations]: Found specification of procedure vx_pcm_playback_transfer_chunk [2021-12-21 17:41:12,510 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_pcm_playback_transfer_chunk [2021-12-21 17:41:12,510 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2021-12-21 17:41:12,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2021-12-21 17:41:12,510 INFO L130 BoogieDeclarations]: Found specification of procedure vx_pcm_hw_free [2021-12-21 17:41:12,511 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_pcm_hw_free [2021-12-21 17:41:12,511 INFO L130 BoogieDeclarations]: Found specification of procedure frames_to_bytes [2021-12-21 17:41:12,511 INFO L138 BoogieDeclarations]: Found implementation of procedure frames_to_bytes [2021-12-21 17:41:12,511 INFO L130 BoogieDeclarations]: Found specification of procedure snd_vx_inb [2021-12-21 17:41:12,511 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_vx_inb [2021-12-21 17:41:12,511 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pcm_lib_ioctl [2021-12-21 17:41:12,511 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pcm_lib_ioctl [2021-12-21 17:41:12,511 INFO L130 BoogieDeclarations]: Found specification of procedure snd_vx_check_reg_bit [2021-12-21 17:41:12,511 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_vx_check_reg_bit [2021-12-21 17:41:12,512 INFO L130 BoogieDeclarations]: Found specification of procedure vx_toggle_pipe [2021-12-21 17:41:12,512 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_toggle_pipe [2021-12-21 17:41:12,512 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-12-21 17:41:12,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-12-21 17:41:12,512 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2021-12-21 17:41:12,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2021-12-21 17:41:12,512 INFO L130 BoogieDeclarations]: Found specification of procedure vx_set_internal_clock [2021-12-21 17:41:12,512 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_set_internal_clock [2021-12-21 17:41:12,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-21 17:41:12,512 INFO L130 BoogieDeclarations]: Found specification of procedure vx_init_rmh [2021-12-21 17:41:12,513 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_init_rmh [2021-12-21 17:41:12,513 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~VOID [2021-12-21 17:41:12,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~VOID [2021-12-21 17:41:12,964 INFO L234 CfgBuilder]: Building ICFG [2021-12-21 17:41:12,966 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-21 17:41:13,052 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-21 17:41:20,495 INFO L275 CfgBuilder]: Performing block encoding [2021-12-21 17:41:20,511 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-21 17:41:20,512 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-12-21 17:41:20,515 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 05:41:20 BoogieIcfgContainer [2021-12-21 17:41:20,515 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-21 17:41:20,523 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-21 17:41:20,524 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-21 17:41:20,526 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-21 17:41:20,526 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.12 05:41:08" (1/3) ... [2021-12-21 17:41:20,528 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d048bc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.12 05:41:20, skipping insertion in model container [2021-12-21 17:41:20,528 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 05:41:12" (2/3) ... [2021-12-21 17:41:20,529 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d048bc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.12 05:41:20, skipping insertion in model container [2021-12-21 17:41:20,529 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 05:41:20" (3/3) ... [2021-12-21 17:41:20,531 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i [2021-12-21 17:41:20,535 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-21 17:41:20,535 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 25 error locations. [2021-12-21 17:41:20,577 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-21 17:41:20,582 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-21 17:41:20,582 INFO L340 AbstractCegarLoop]: Starting to check reachability of 25 error locations. [2021-12-21 17:41:20,617 INFO L276 IsEmpty]: Start isEmpty. Operand has 1298 states, 848 states have (on average 1.294811320754717) internal successors, (1098), 892 states have internal predecessors, (1098), 325 states have call successors, (325), 102 states have call predecessors, (325), 101 states have return successors, (321), 320 states have call predecessors, (321), 321 states have call successors, (321) [2021-12-21 17:41:20,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-12-21 17:41:20,621 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 17:41:20,622 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 17:41:20,622 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_linux_arch_io_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 23 more)] === [2021-12-21 17:41:20,626 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 17:41:20,626 INFO L85 PathProgramCache]: Analyzing trace with hash -162993067, now seen corresponding path program 1 times [2021-12-21 17:41:20,632 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 17:41:20,632 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2063619542] [2021-12-21 17:41:20,632 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 17:41:20,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 17:41:20,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:41:20,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-21 17:41:20,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:41:21,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-21 17:41:21,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:41:21,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-21 17:41:21,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:41:21,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-21 17:41:21,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:41:21,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:41:21,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:41:21,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-21 17:41:21,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:41:21,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-12-21 17:41:21,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:41:21,059 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-12-21 17:41:21,059 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 17:41:21,060 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2063619542] [2021-12-21 17:41:21,060 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2063619542] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 17:41:21,060 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 17:41:21,060 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-21 17:41:21,061 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [752841874] [2021-12-21 17:41:21,062 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 17:41:21,064 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-21 17:41:21,065 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 17:41:21,081 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-21 17:41:21,081 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-21 17:41:21,118 INFO L87 Difference]: Start difference. First operand has 1298 states, 848 states have (on average 1.294811320754717) internal successors, (1098), 892 states have internal predecessors, (1098), 325 states have call successors, (325), 102 states have call predecessors, (325), 101 states have return successors, (321), 320 states have call predecessors, (321), 321 states have call successors, (321) Second operand has 6 states, 6 states have (on average 4.666666666666667) internal successors, (28), 4 states have internal predecessors, (28), 2 states have call successors, (8), 4 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2021-12-21 17:41:25,813 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-21 17:41:26,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 17:41:26,705 INFO L93 Difference]: Finished difference Result 2544 states and 3596 transitions. [2021-12-21 17:41:26,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-21 17:41:26,707 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.666666666666667) internal successors, (28), 4 states have internal predecessors, (28), 2 states have call successors, (8), 4 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 49 [2021-12-21 17:41:26,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 17:41:26,722 INFO L225 Difference]: With dead ends: 2544 [2021-12-21 17:41:26,722 INFO L226 Difference]: Without dead ends: 1275 [2021-12-21 17:41:26,731 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2021-12-21 17:41:26,733 INFO L933 BasicCegarLoop]: 1467 mSDtfsCounter, 2989 mSDsluCounter, 808 mSDsCounter, 0 mSdLazyCounter, 1566 mSolverCounterSat, 1576 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3069 SdHoareTripleChecker+Valid, 2275 SdHoareTripleChecker+Invalid, 3143 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1576 IncrementalHoareTripleChecker+Valid, 1566 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2021-12-21 17:41:26,734 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3069 Valid, 2275 Invalid, 3143 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1576 Valid, 1566 Invalid, 1 Unknown, 0 Unchecked, 5.3s Time] [2021-12-21 17:41:26,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1275 states. [2021-12-21 17:41:26,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1275 to 1275. [2021-12-21 17:41:26,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1275 states, 832 states have (on average 1.2620192307692308) internal successors, (1050), 870 states have internal predecessors, (1050), 319 states have call successors, (319), 101 states have call predecessors, (319), 100 states have return successors, (317), 316 states have call predecessors, (317), 317 states have call successors, (317) [2021-12-21 17:41:26,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1275 states to 1275 states and 1686 transitions. [2021-12-21 17:41:26,831 INFO L78 Accepts]: Start accepts. Automaton has 1275 states and 1686 transitions. Word has length 49 [2021-12-21 17:41:26,832 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 17:41:26,833 INFO L470 AbstractCegarLoop]: Abstraction has 1275 states and 1686 transitions. [2021-12-21 17:41:26,833 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.666666666666667) internal successors, (28), 4 states have internal predecessors, (28), 2 states have call successors, (8), 4 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2021-12-21 17:41:26,833 INFO L276 IsEmpty]: Start isEmpty. Operand 1275 states and 1686 transitions. [2021-12-21 17:41:26,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-12-21 17:41:26,835 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 17:41:26,835 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 17:41:26,835 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-21 17:41:26,835 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_linux_block_genhd_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 23 more)] === [2021-12-21 17:41:26,836 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 17:41:26,836 INFO L85 PathProgramCache]: Analyzing trace with hash 469508616, now seen corresponding path program 1 times [2021-12-21 17:41:26,836 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 17:41:26,836 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [591493035] [2021-12-21 17:41:26,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 17:41:26,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 17:41:26,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:41:27,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-21 17:41:27,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:41:27,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-21 17:41:27,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:41:27,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-21 17:41:27,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:41:27,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-21 17:41:27,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:41:27,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:41:27,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:41:27,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-21 17:41:27,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:41:27,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-12-21 17:41:27,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:41:27,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2021-12-21 17:41:27,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:41:27,138 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-12-21 17:41:27,139 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 17:41:27,139 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [591493035] [2021-12-21 17:41:27,139 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [591493035] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 17:41:27,139 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 17:41:27,139 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-21 17:41:27,139 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [874830372] [2021-12-21 17:41:27,139 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 17:41:27,141 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-21 17:41:27,141 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 17:41:27,142 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-21 17:41:27,142 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-21 17:41:27,142 INFO L87 Difference]: Start difference. First operand 1275 states and 1686 transitions. Second operand has 6 states, 6 states have (on average 5.333333333333333) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (9), 4 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2021-12-21 17:41:29,765 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.60s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-21 17:41:32,860 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-21 17:41:33,607 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 17:41:33,608 INFO L93 Difference]: Finished difference Result 1275 states and 1686 transitions. [2021-12-21 17:41:33,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-21 17:41:33,608 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.333333333333333) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (9), 4 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 55 [2021-12-21 17:41:33,608 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 17:41:33,614 INFO L225 Difference]: With dead ends: 1275 [2021-12-21 17:41:33,614 INFO L226 Difference]: Without dead ends: 1273 [2021-12-21 17:41:33,614 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2021-12-21 17:41:33,615 INFO L933 BasicCegarLoop]: 1449 mSDtfsCounter, 2957 mSDsluCounter, 790 mSDsCounter, 0 mSdLazyCounter, 1554 mSolverCounterSat, 1568 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3034 SdHoareTripleChecker+Valid, 2239 SdHoareTripleChecker+Invalid, 3123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1568 IncrementalHoareTripleChecker+Valid, 1554 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.3s IncrementalHoareTripleChecker+Time [2021-12-21 17:41:33,615 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3034 Valid, 2239 Invalid, 3123 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1568 Valid, 1554 Invalid, 1 Unknown, 0 Unchecked, 6.3s Time] [2021-12-21 17:41:33,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1273 states. [2021-12-21 17:41:33,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1273 to 1273. [2021-12-21 17:41:33,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1273 states, 831 states have (on average 1.2611311672683514) internal successors, (1048), 868 states have internal predecessors, (1048), 319 states have call successors, (319), 101 states have call predecessors, (319), 100 states have return successors, (317), 316 states have call predecessors, (317), 317 states have call successors, (317) [2021-12-21 17:41:33,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1273 states to 1273 states and 1684 transitions. [2021-12-21 17:41:33,656 INFO L78 Accepts]: Start accepts. Automaton has 1273 states and 1684 transitions. Word has length 55 [2021-12-21 17:41:33,656 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 17:41:33,656 INFO L470 AbstractCegarLoop]: Abstraction has 1273 states and 1684 transitions. [2021-12-21 17:41:33,656 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.333333333333333) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (9), 4 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2021-12-21 17:41:33,657 INFO L276 IsEmpty]: Start isEmpty. Operand 1273 states and 1684 transitions. [2021-12-21 17:41:33,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-12-21 17:41:33,658 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 17:41:33,658 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 17:41:33,658 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-21 17:41:33,658 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_linux_block_queue_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 23 more)] === [2021-12-21 17:41:33,659 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 17:41:33,659 INFO L85 PathProgramCache]: Analyzing trace with hash -1474442499, now seen corresponding path program 1 times [2021-12-21 17:41:33,659 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 17:41:33,659 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1602312667] [2021-12-21 17:41:33,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 17:41:33,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 17:41:33,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:41:33,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-21 17:41:33,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:41:33,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-21 17:41:33,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:41:33,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-21 17:41:33,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:41:33,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-21 17:41:33,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:41:33,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:41:33,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:41:33,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-21 17:41:33,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:41:33,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-12-21 17:41:33,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:41:33,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2021-12-21 17:41:33,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:41:33,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-12-21 17:41:33,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:41:33,877 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-12-21 17:41:33,878 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 17:41:33,878 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1602312667] [2021-12-21 17:41:33,878 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1602312667] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 17:41:33,878 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 17:41:33,878 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-21 17:41:33,878 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [932828588] [2021-12-21 17:41:33,879 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 17:41:33,879 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-21 17:41:33,879 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 17:41:33,880 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-21 17:41:33,880 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-21 17:41:33,880 INFO L87 Difference]: Start difference. First operand 1273 states and 1684 transitions. Second operand has 6 states, 6 states have (on average 6.0) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (10), 4 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2021-12-21 17:41:38,597 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-21 17:41:39,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 17:41:39,404 INFO L93 Difference]: Finished difference Result 1273 states and 1684 transitions. [2021-12-21 17:41:39,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-21 17:41:39,404 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (10), 4 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 61 [2021-12-21 17:41:39,406 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 17:41:39,414 INFO L225 Difference]: With dead ends: 1273 [2021-12-21 17:41:39,414 INFO L226 Difference]: Without dead ends: 1271 [2021-12-21 17:41:39,414 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2021-12-21 17:41:39,418 INFO L933 BasicCegarLoop]: 1447 mSDtfsCounter, 2951 mSDsluCounter, 790 mSDsCounter, 0 mSdLazyCounter, 1552 mSolverCounterSat, 1568 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3027 SdHoareTripleChecker+Valid, 2237 SdHoareTripleChecker+Invalid, 3121 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1568 IncrementalHoareTripleChecker+Valid, 1552 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2021-12-21 17:41:39,419 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3027 Valid, 2237 Invalid, 3121 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1568 Valid, 1552 Invalid, 1 Unknown, 0 Unchecked, 5.4s Time] [2021-12-21 17:41:39,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1271 states. [2021-12-21 17:41:39,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1271 to 1271. [2021-12-21 17:41:39,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1271 states, 830 states have (on average 1.2602409638554217) internal successors, (1046), 866 states have internal predecessors, (1046), 319 states have call successors, (319), 101 states have call predecessors, (319), 100 states have return successors, (317), 316 states have call predecessors, (317), 317 states have call successors, (317) [2021-12-21 17:41:39,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1271 states to 1271 states and 1682 transitions. [2021-12-21 17:41:39,456 INFO L78 Accepts]: Start accepts. Automaton has 1271 states and 1682 transitions. Word has length 61 [2021-12-21 17:41:39,456 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 17:41:39,456 INFO L470 AbstractCegarLoop]: Abstraction has 1271 states and 1682 transitions. [2021-12-21 17:41:39,456 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (10), 4 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2021-12-21 17:41:39,457 INFO L276 IsEmpty]: Start isEmpty. Operand 1271 states and 1682 transitions. [2021-12-21 17:41:39,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-12-21 17:41:39,460 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 17:41:39,460 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 17:41:39,461 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-21 17:41:39,461 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_linux_block_request_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 23 more)] === [2021-12-21 17:41:39,461 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 17:41:39,461 INFO L85 PathProgramCache]: Analyzing trace with hash 1246115291, now seen corresponding path program 1 times [2021-12-21 17:41:39,461 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 17:41:39,461 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1692862963] [2021-12-21 17:41:39,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 17:41:39,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 17:41:39,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:41:39,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-21 17:41:39,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:41:39,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-21 17:41:39,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:41:39,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-21 17:41:39,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:41:39,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-21 17:41:39,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:41:39,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:41:39,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:41:39,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-21 17:41:39,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:41:39,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-12-21 17:41:39,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:41:39,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2021-12-21 17:41:39,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:41:39,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-12-21 17:41:39,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:41:39,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2021-12-21 17:41:39,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:41:39,683 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-12-21 17:41:39,683 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 17:41:39,683 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1692862963] [2021-12-21 17:41:39,683 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1692862963] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 17:41:39,683 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 17:41:39,683 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-21 17:41:39,684 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1898777849] [2021-12-21 17:41:39,684 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 17:41:39,684 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-21 17:41:39,684 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 17:41:39,684 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-21 17:41:39,685 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-21 17:41:39,685 INFO L87 Difference]: Start difference. First operand 1271 states and 1682 transitions. Second operand has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2021-12-21 17:41:42,773 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-21 17:41:45,848 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-21 17:41:46,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 17:41:46,639 INFO L93 Difference]: Finished difference Result 1271 states and 1682 transitions. [2021-12-21 17:41:46,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-21 17:41:46,639 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 67 [2021-12-21 17:41:46,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 17:41:46,644 INFO L225 Difference]: With dead ends: 1271 [2021-12-21 17:41:46,645 INFO L226 Difference]: Without dead ends: 1269 [2021-12-21 17:41:46,647 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2021-12-21 17:41:46,649 INFO L933 BasicCegarLoop]: 1445 mSDtfsCounter, 2945 mSDsluCounter, 790 mSDsCounter, 0 mSdLazyCounter, 1549 mSolverCounterSat, 1568 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3020 SdHoareTripleChecker+Valid, 2235 SdHoareTripleChecker+Invalid, 3119 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1568 IncrementalHoareTripleChecker+Valid, 1549 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.8s IncrementalHoareTripleChecker+Time [2021-12-21 17:41:46,650 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3020 Valid, 2235 Invalid, 3119 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1568 Valid, 1549 Invalid, 2 Unknown, 0 Unchecked, 6.8s Time] [2021-12-21 17:41:46,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1269 states. [2021-12-21 17:41:46,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1269 to 1269. [2021-12-21 17:41:46,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1269 states, 829 states have (on average 1.2593486127864897) internal successors, (1044), 864 states have internal predecessors, (1044), 319 states have call successors, (319), 101 states have call predecessors, (319), 100 states have return successors, (317), 316 states have call predecessors, (317), 317 states have call successors, (317) [2021-12-21 17:41:46,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1269 states to 1269 states and 1680 transitions. [2021-12-21 17:41:46,693 INFO L78 Accepts]: Start accepts. Automaton has 1269 states and 1680 transitions. Word has length 67 [2021-12-21 17:41:46,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 17:41:46,695 INFO L470 AbstractCegarLoop]: Abstraction has 1269 states and 1680 transitions. [2021-12-21 17:41:46,695 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2021-12-21 17:41:46,695 INFO L276 IsEmpty]: Start isEmpty. Operand 1269 states and 1680 transitions. [2021-12-21 17:41:46,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-12-21 17:41:46,698 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 17:41:46,698 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 17:41:46,699 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-21 17:41:46,699 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_linux_drivers_base_class_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 23 more)] === [2021-12-21 17:41:46,699 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 17:41:46,699 INFO L85 PathProgramCache]: Analyzing trace with hash -636126453, now seen corresponding path program 1 times [2021-12-21 17:41:46,699 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 17:41:46,700 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1991095976] [2021-12-21 17:41:46,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 17:41:46,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 17:41:46,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:41:46,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-21 17:41:46,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:41:46,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-21 17:41:46,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:41:46,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-21 17:41:46,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:41:46,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-21 17:41:46,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:41:46,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:41:46,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:41:46,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-21 17:41:46,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:41:46,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-12-21 17:41:46,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:41:46,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2021-12-21 17:41:46,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:41:46,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-12-21 17:41:46,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:41:46,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2021-12-21 17:41:46,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:41:47,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2021-12-21 17:41:47,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:41:47,018 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-12-21 17:41:47,019 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 17:41:47,019 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1991095976] [2021-12-21 17:41:47,019 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1991095976] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 17:41:47,019 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 17:41:47,019 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-21 17:41:47,020 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [223135039] [2021-12-21 17:41:47,020 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 17:41:47,021 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-21 17:41:47,021 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 17:41:47,021 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-21 17:41:47,021 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-21 17:41:47,022 INFO L87 Difference]: Start difference. First operand 1269 states and 1680 transitions. Second operand has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (12), 4 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2021-12-21 17:41:49,910 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.88s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-21 17:41:52,975 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-21 17:41:53,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 17:41:53,768 INFO L93 Difference]: Finished difference Result 1269 states and 1680 transitions. [2021-12-21 17:41:53,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-21 17:41:53,768 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (12), 4 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 73 [2021-12-21 17:41:53,769 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 17:41:53,774 INFO L225 Difference]: With dead ends: 1269 [2021-12-21 17:41:53,774 INFO L226 Difference]: Without dead ends: 1267 [2021-12-21 17:41:53,774 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2021-12-21 17:41:53,775 INFO L933 BasicCegarLoop]: 1443 mSDtfsCounter, 2939 mSDsluCounter, 790 mSDsCounter, 0 mSdLazyCounter, 1548 mSolverCounterSat, 1568 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3013 SdHoareTripleChecker+Valid, 2233 SdHoareTripleChecker+Invalid, 3117 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1568 IncrementalHoareTripleChecker+Valid, 1548 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.6s IncrementalHoareTripleChecker+Time [2021-12-21 17:41:53,775 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3013 Valid, 2233 Invalid, 3117 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1568 Valid, 1548 Invalid, 1 Unknown, 0 Unchecked, 6.6s Time] [2021-12-21 17:41:53,777 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1267 states. [2021-12-21 17:41:53,803 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1267 to 1267. [2021-12-21 17:41:53,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1267 states, 828 states have (on average 1.2584541062801933) internal successors, (1042), 862 states have internal predecessors, (1042), 319 states have call successors, (319), 101 states have call predecessors, (319), 100 states have return successors, (317), 316 states have call predecessors, (317), 317 states have call successors, (317) [2021-12-21 17:41:53,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1267 states to 1267 states and 1678 transitions. [2021-12-21 17:41:53,810 INFO L78 Accepts]: Start accepts. Automaton has 1267 states and 1678 transitions. Word has length 73 [2021-12-21 17:41:53,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 17:41:53,810 INFO L470 AbstractCegarLoop]: Abstraction has 1267 states and 1678 transitions. [2021-12-21 17:41:53,810 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (12), 4 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2021-12-21 17:41:53,810 INFO L276 IsEmpty]: Start isEmpty. Operand 1267 states and 1678 transitions. [2021-12-21 17:41:53,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-12-21 17:41:53,811 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 17:41:53,811 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 17:41:53,811 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-12-21 17:41:53,812 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_linux_fs_char_dev_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 23 more)] === [2021-12-21 17:41:53,812 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 17:41:53,812 INFO L85 PathProgramCache]: Analyzing trace with hash -513502878, now seen corresponding path program 1 times [2021-12-21 17:41:53,812 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 17:41:53,812 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1812066394] [2021-12-21 17:41:53,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 17:41:53,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 17:41:53,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:41:53,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-21 17:41:53,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:41:53,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-21 17:41:53,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:41:53,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-21 17:41:54,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:41:54,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-21 17:41:54,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:41:54,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:41:54,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:41:54,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-21 17:41:54,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:41:54,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-12-21 17:41:54,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:41:54,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2021-12-21 17:41:54,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:41:54,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-12-21 17:41:54,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:41:54,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2021-12-21 17:41:54,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:41:54,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2021-12-21 17:41:54,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:41:54,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-21 17:41:54,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:41:54,136 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-12-21 17:41:54,137 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 17:41:54,137 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1812066394] [2021-12-21 17:41:54,137 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1812066394] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 17:41:54,137 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 17:41:54,137 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-21 17:41:54,137 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1826522262] [2021-12-21 17:41:54,137 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 17:41:54,138 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-21 17:41:54,138 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 17:41:54,138 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-21 17:41:54,138 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-21 17:41:54,138 INFO L87 Difference]: Start difference. First operand 1267 states and 1678 transitions. Second operand has 6 states, 6 states have (on average 8.0) internal successors, (48), 4 states have internal predecessors, (48), 2 states have call successors, (13), 4 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2021-12-21 17:41:57,324 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-21 17:42:00,378 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-21 17:42:01,154 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 17:42:01,154 INFO L93 Difference]: Finished difference Result 1267 states and 1678 transitions. [2021-12-21 17:42:01,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-21 17:42:01,155 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 4 states have internal predecessors, (48), 2 states have call successors, (13), 4 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 79 [2021-12-21 17:42:01,155 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 17:42:01,160 INFO L225 Difference]: With dead ends: 1267 [2021-12-21 17:42:01,160 INFO L226 Difference]: Without dead ends: 1265 [2021-12-21 17:42:01,160 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2021-12-21 17:42:01,161 INFO L933 BasicCegarLoop]: 1441 mSDtfsCounter, 2933 mSDsluCounter, 790 mSDsCounter, 0 mSdLazyCounter, 1545 mSolverCounterSat, 1568 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3006 SdHoareTripleChecker+Valid, 2231 SdHoareTripleChecker+Invalid, 3115 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1568 IncrementalHoareTripleChecker+Valid, 1545 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.9s IncrementalHoareTripleChecker+Time [2021-12-21 17:42:01,161 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3006 Valid, 2231 Invalid, 3115 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1568 Valid, 1545 Invalid, 2 Unknown, 0 Unchecked, 6.9s Time] [2021-12-21 17:42:01,163 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1265 states. [2021-12-21 17:42:01,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1265 to 1265. [2021-12-21 17:42:01,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1265 states, 827 states have (on average 1.2575574365175333) internal successors, (1040), 860 states have internal predecessors, (1040), 319 states have call successors, (319), 101 states have call predecessors, (319), 100 states have return successors, (317), 316 states have call predecessors, (317), 317 states have call successors, (317) [2021-12-21 17:42:01,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1265 states to 1265 states and 1676 transitions. [2021-12-21 17:42:01,196 INFO L78 Accepts]: Start accepts. Automaton has 1265 states and 1676 transitions. Word has length 79 [2021-12-21 17:42:01,196 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 17:42:01,197 INFO L470 AbstractCegarLoop]: Abstraction has 1265 states and 1676 transitions. [2021-12-21 17:42:01,197 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 4 states have internal predecessors, (48), 2 states have call successors, (13), 4 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2021-12-21 17:42:01,197 INFO L276 IsEmpty]: Start isEmpty. Operand 1265 states and 1676 transitions. [2021-12-21 17:42:01,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-12-21 17:42:01,198 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 17:42:01,198 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 17:42:01,198 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-12-21 17:42:01,198 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 23 more)] === [2021-12-21 17:42:01,198 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 17:42:01,198 INFO L85 PathProgramCache]: Analyzing trace with hash -1830884100, now seen corresponding path program 1 times [2021-12-21 17:42:01,199 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 17:42:01,199 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1869950445] [2021-12-21 17:42:01,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 17:42:01,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 17:42:01,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:42:01,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-21 17:42:01,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:42:01,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-21 17:42:01,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:42:01,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-21 17:42:01,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:42:01,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-21 17:42:01,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:42:01,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:42:01,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:42:01,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-21 17:42:01,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:42:01,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-12-21 17:42:01,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:42:01,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2021-12-21 17:42:01,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:42:01,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-12-21 17:42:01,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:42:01,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2021-12-21 17:42:01,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:42:01,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2021-12-21 17:42:01,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:42:01,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-21 17:42:01,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:42:01,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2021-12-21 17:42:01,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:42:01,465 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-12-21 17:42:01,465 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 17:42:01,466 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1869950445] [2021-12-21 17:42:01,466 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1869950445] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 17:42:01,466 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 17:42:01,466 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-21 17:42:01,466 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1880123667] [2021-12-21 17:42:01,466 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 17:42:01,467 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-21 17:42:01,467 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 17:42:01,467 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-21 17:42:01,467 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-21 17:42:01,468 INFO L87 Difference]: Start difference. First operand 1265 states and 1676 transitions. Second operand has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 4 states have internal predecessors, (52), 2 states have call successors, (14), 4 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-12-21 17:42:04,713 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-21 17:42:07,792 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-21 17:42:08,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 17:42:08,586 INFO L93 Difference]: Finished difference Result 1265 states and 1676 transitions. [2021-12-21 17:42:08,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-21 17:42:08,586 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 4 states have internal predecessors, (52), 2 states have call successors, (14), 4 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 85 [2021-12-21 17:42:08,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 17:42:08,591 INFO L225 Difference]: With dead ends: 1265 [2021-12-21 17:42:08,591 INFO L226 Difference]: Without dead ends: 1263 [2021-12-21 17:42:08,592 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2021-12-21 17:42:08,592 INFO L933 BasicCegarLoop]: 1439 mSDtfsCounter, 2927 mSDsluCounter, 790 mSDsCounter, 0 mSdLazyCounter, 1543 mSolverCounterSat, 1568 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2999 SdHoareTripleChecker+Valid, 2229 SdHoareTripleChecker+Invalid, 3113 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1568 IncrementalHoareTripleChecker+Valid, 1543 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.0s IncrementalHoareTripleChecker+Time [2021-12-21 17:42:08,592 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2999 Valid, 2229 Invalid, 3113 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1568 Valid, 1543 Invalid, 2 Unknown, 0 Unchecked, 7.0s Time] [2021-12-21 17:42:08,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1263 states. [2021-12-21 17:42:08,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1263 to 1263. [2021-12-21 17:42:08,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1263 states, 826 states have (on average 1.2566585956416465) internal successors, (1038), 858 states have internal predecessors, (1038), 319 states have call successors, (319), 101 states have call predecessors, (319), 100 states have return successors, (317), 316 states have call predecessors, (317), 317 states have call successors, (317) [2021-12-21 17:42:08,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1263 states to 1263 states and 1674 transitions. [2021-12-21 17:42:08,629 INFO L78 Accepts]: Start accepts. Automaton has 1263 states and 1674 transitions. Word has length 85 [2021-12-21 17:42:08,629 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 17:42:08,629 INFO L470 AbstractCegarLoop]: Abstraction has 1263 states and 1674 transitions. [2021-12-21 17:42:08,630 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 4 states have internal predecessors, (52), 2 states have call successors, (14), 4 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-12-21 17:42:08,630 INFO L276 IsEmpty]: Start isEmpty. Operand 1263 states and 1674 transitions. [2021-12-21 17:42:08,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-12-21 17:42:08,630 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 17:42:08,631 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 17:42:08,631 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-12-21 17:42:08,631 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 23 more)] === [2021-12-21 17:42:08,631 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 17:42:08,631 INFO L85 PathProgramCache]: Analyzing trace with hash -1565474190, now seen corresponding path program 1 times [2021-12-21 17:42:08,631 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 17:42:08,632 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [7978095] [2021-12-21 17:42:08,632 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 17:42:08,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 17:42:08,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:42:08,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-21 17:42:08,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:42:08,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-21 17:42:08,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:42:08,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-21 17:42:08,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:42:08,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-21 17:42:08,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:42:08,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 17:42:08,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:42:08,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-21 17:42:08,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:42:08,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-12-21 17:42:08,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:42:08,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2021-12-21 17:42:08,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:42:08,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-12-21 17:42:08,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:42:08,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2021-12-21 17:42:08,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:42:08,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2021-12-21 17:42:08,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:42:08,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-21 17:42:08,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:42:08,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2021-12-21 17:42:08,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:42:08,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2021-12-21 17:42:08,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 17:42:08,892 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-12-21 17:42:08,892 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 17:42:08,893 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [7978095] [2021-12-21 17:42:08,893 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [7978095] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 17:42:08,893 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 17:42:08,893 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-21 17:42:08,893 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [295805752] [2021-12-21 17:42:08,893 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 17:42:08,893 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-21 17:42:08,894 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 17:42:08,894 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-21 17:42:08,894 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-21 17:42:08,894 INFO L87 Difference]: Start difference. First operand 1263 states and 1674 transitions. Second operand has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2021-12-21 17:42:12,280 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-21 17:42:15,307 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []