./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 c3fed411 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-tmp.no-commuhash-c3fed41 [2021-12-16 05:27:46,925 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-16 05:27:46,926 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-16 05:27:46,954 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-16 05:27:46,959 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-16 05:27:46,960 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-16 05:27:46,961 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-16 05:27:46,964 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-16 05:27:46,965 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-16 05:27:46,966 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-16 05:27:46,967 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-16 05:27:46,967 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-16 05:27:46,969 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-16 05:27:46,970 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-16 05:27:46,971 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-16 05:27:46,973 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-16 05:27:46,974 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-16 05:27:46,977 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-16 05:27:46,978 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-16 05:27:46,979 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-16 05:27:46,982 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-16 05:27:46,983 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-16 05:27:46,986 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-16 05:27:46,986 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-16 05:27:46,988 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-16 05:27:46,990 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-16 05:27:46,990 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-16 05:27:46,990 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-16 05:27:46,991 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-16 05:27:46,991 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-16 05:27:46,991 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-16 05:27:46,992 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-16 05:27:46,992 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-16 05:27:46,993 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-16 05:27:46,993 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-16 05:27:46,994 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-16 05:27:46,994 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-16 05:27:46,994 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-16 05:27:46,995 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-16 05:27:46,995 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-16 05:27:46,996 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-16 05:27:46,998 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-16 05:27:47,014 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-16 05:27:47,014 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-16 05:27:47,014 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-16 05:27:47,014 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-16 05:27:47,015 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-16 05:27:47,015 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-16 05:27:47,015 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-16 05:27:47,015 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-16 05:27:47,016 INFO L138 SettingsManager]: * Use SBE=true [2021-12-16 05:27:47,016 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-16 05:27:47,016 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-16 05:27:47,016 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-16 05:27:47,017 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-16 05:27:47,017 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-16 05:27:47,017 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-16 05:27:47,017 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-16 05:27:47,017 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-16 05:27:47,017 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-16 05:27:47,017 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-16 05:27:47,018 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-16 05:27:47,018 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-16 05:27:47,018 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-16 05:27:47,018 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-16 05:27:47,018 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-16 05:27:47,018 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-16 05:27:47,019 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-16 05:27:47,019 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-16 05:27:47,019 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-16 05:27:47,019 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-16 05:27:47,019 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-16 05:27:47,019 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-16 05:27:47,019 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f240ffa8bbe57321940b5df51685e00d551a6f85a6476ff38145ce15f731fd7b [2021-12-16 05:27:47,206 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-16 05:27:47,231 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-16 05:27:47,233 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-16 05:27:47,234 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-16 05:27:47,235 INFO L275 PluginConnector]: CDTParser initialized [2021-12-16 05:27:47,237 INFO L432 ainManager$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 [2021-12-16 05:27:47,285 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ca797195/f63eb132f7aa45a2ad58b113184eb04b/FLAG0c15b08e5 [2021-12-16 05:27:47,982 INFO L306 CDTParser]: Found 1 translation units. [2021-12-16 05:27:47,983 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 [2021-12-16 05:27:48,021 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ca797195/f63eb132f7aa45a2ad58b113184eb04b/FLAG0c15b08e5 [2021-12-16 05:27:48,118 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ca797195/f63eb132f7aa45a2ad58b113184eb04b [2021-12-16 05:27:48,121 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-16 05:27:48,123 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-16 05:27:48,126 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-16 05:27:48,126 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-16 05:27:48,128 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-16 05:27:48,129 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 05:27:48" (1/1) ... [2021-12-16 05:27:48,130 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27a15441 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:27:48, skipping insertion in model container [2021-12-16 05:27:48,130 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 05:27:48" (1/1) ... [2021-12-16 05:27:48,135 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-16 05:27:48,231 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-16 05:27:50,918 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:50,920 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:50,922 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:50,922 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:50,922 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:50,924 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:50,924 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:50,925 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:50,925 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:50,925 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:50,926 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:50,926 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:50,926 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:50,927 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:50,927 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:50,927 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:50,928 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:50,932 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:50,933 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:50,933 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:50,934 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:50,934 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:50,935 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:50,935 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:50,936 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:50,937 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:50,937 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:50,937 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:50,938 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:50,938 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:50,939 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:50,940 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:50,940 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:50,940 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:50,941 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:50,941 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:50,942 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:50,942 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:50,942 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:50,943 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:50,943 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:50,943 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:50,943 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:50,944 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:50,944 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:50,944 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:50,945 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:50,945 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:50,946 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:50,946 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:50,947 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:50,947 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:50,947 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:50,947 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:50,947 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:50,948 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:50,948 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:50,948 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:50,948 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:50,948 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:50,949 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:50,949 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:50,949 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:50,949 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:50,949 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:50,950 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:50,950 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:50,950 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:50,950 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:50,950 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:50,951 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:50,951 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:50,951 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:50,951 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:50,952 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[368940,368953] [2021-12-16 05:27:50,952 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[369087,369100] [2021-12-16 05:27:50,952 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[369238,369251] [2021-12-16 05:27:50,952 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[369389,369402] [2021-12-16 05:27:50,952 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[369537,369550] [2021-12-16 05:27:50,953 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[369703,369716] [2021-12-16 05:27:50,953 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[369872,369885] [2021-12-16 05:27:50,953 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[370039,370052] [2021-12-16 05:27:50,953 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[370207,370220] [2021-12-16 05:27:50,953 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[370357,370370] [2021-12-16 05:27:50,954 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[370504,370517] [2021-12-16 05:27:50,954 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[370665,370678] [2021-12-16 05:27:50,954 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[370835,370848] [2021-12-16 05:27:50,954 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[370997,371010] [2021-12-16 05:27:50,957 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-16 05:27:50,997 INFO L203 MainTranslator]: Completed pre-run [2021-12-16 05:27:51,292 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,296 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,296 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,296 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,297 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,297 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,303 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,304 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,304 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,304 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,304 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,304 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,305 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,305 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,305 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,305 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,305 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,306 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,306 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,306 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,306 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,306 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,307 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,307 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,307 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,307 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,307 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,308 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,308 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,308 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,308 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,308 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,308 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,309 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,309 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,309 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,309 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,309 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,310 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,310 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,310 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,310 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,310 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,310 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,311 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,311 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,311 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,311 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,312 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,312 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,312 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,312 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,312 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,312 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,313 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,313 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,313 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,313 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,313 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,314 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,314 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,314 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,314 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,314 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,315 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,315 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,315 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,315 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,315 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,316 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,316 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,316 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,316 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,316 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,316 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,317 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,317 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,317 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,317 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,317 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,318 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,318 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,318 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,318 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,318 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,319 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,319 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,335 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override 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] [2021-12-16 05:27:51,337 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-16 05:27:51,529 INFO L208 MainTranslator]: Completed translation [2021-12-16 05:27:51,530 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:27:51 WrapperNode [2021-12-16 05:27:51,530 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-16 05:27:51,531 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-16 05:27:51,531 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-16 05:27:51,531 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-16 05:27:51,536 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:27:51" (1/1) ... [2021-12-16 05:27:51,628 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:27:51" (1/1) ... [2021-12-16 05:27:51,720 INFO L137 Inliner]: procedures = 637, calls = 3767, calls flagged for inlining = 247, calls inlined = 94, statements flattened = 2733 [2021-12-16 05:27:51,721 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-16 05:27:51,721 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-16 05:27:51,721 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-16 05:27:51,721 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-16 05:27:51,727 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:27:51" (1/1) ... [2021-12-16 05:27:51,728 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:27:51" (1/1) ... [2021-12-16 05:27:51,740 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:27:51" (1/1) ... [2021-12-16 05:27:51,741 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:27:51" (1/1) ... [2021-12-16 05:27:51,798 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:27:51" (1/1) ... [2021-12-16 05:27:51,807 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:27:51" (1/1) ... [2021-12-16 05:27:51,867 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:27:51" (1/1) ... [2021-12-16 05:27:51,885 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-16 05:27:51,886 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-16 05:27:51,886 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-16 05:27:51,886 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-16 05:27:51,887 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:27:51" (1/1) ... [2021-12-16 05:27:51,892 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-16 05:27:51,898 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 05:27:51,907 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) [2021-12-16 05:27:51,923 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 [2021-12-16 05:27:51,933 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2021-12-16 05:27:51,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2021-12-16 05:27:51,933 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-16 05:27:51,933 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-16 05:27:51,933 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-16 05:27:51,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-16 05:27:51,933 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~TO~VOID [2021-12-16 05:27:51,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~TO~VOID [2021-12-16 05:27:51,934 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2021-12-16 05:27:51,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2021-12-16 05:27:51,934 INFO L130 BoogieDeclarations]: Found specification of procedure vx_pcm_capture_close [2021-12-16 05:27:51,934 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_pcm_capture_close [2021-12-16 05:27:51,934 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2021-12-16 05:27:51,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2021-12-16 05:27:51,934 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2021-12-16 05:27:51,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2021-12-16 05:27:51,935 INFO L130 BoogieDeclarations]: Found specification of procedure vx_alloc_pipe [2021-12-16 05:27:51,935 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_alloc_pipe [2021-12-16 05:27:51,935 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2021-12-16 05:27:51,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2021-12-16 05:27:51,935 INFO L130 BoogieDeclarations]: Found specification of procedure snd_vx_outl [2021-12-16 05:27:51,935 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_vx_outl [2021-12-16 05:27:51,935 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-12-16 05:27:51,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-12-16 05:27:51,935 INFO L130 BoogieDeclarations]: Found specification of procedure vx_set_differed_time [2021-12-16 05:27:51,936 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_set_differed_time [2021-12-16 05:27:51,936 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-16 05:27:51,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-16 05:27:51,936 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2021-12-16 05:27:51,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2021-12-16 05:27:51,936 INFO L130 BoogieDeclarations]: Found specification of procedure snd_vx_outb [2021-12-16 05:27:51,936 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_vx_outb [2021-12-16 05:27:51,936 INFO L130 BoogieDeclarations]: Found specification of procedure vx_send_msg [2021-12-16 05:27:51,936 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_send_msg [2021-12-16 05:27:51,936 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-16 05:27:51,937 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pcm_lib_get_vmalloc_page [2021-12-16 05:27:51,937 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pcm_lib_get_vmalloc_page [2021-12-16 05:27:51,937 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2021-12-16 05:27:51,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2021-12-16 05:27:51,937 INFO L130 BoogieDeclarations]: Found specification of procedure vx_send_irq_dsp [2021-12-16 05:27:51,937 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_send_irq_dsp [2021-12-16 05:27:51,937 INFO L130 BoogieDeclarations]: Found specification of procedure vx_set_pipe_cmd_params [2021-12-16 05:27:51,937 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_set_pipe_cmd_params [2021-12-16 05:27:51,937 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_lock_of_vx_core [2021-12-16 05:27:51,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_lock_of_vx_core [2021-12-16 05:27:51,938 INFO L130 BoogieDeclarations]: Found specification of procedure vx_adjust_audio_level [2021-12-16 05:27:51,938 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_adjust_audio_level [2021-12-16 05:27:51,938 INFO L130 BoogieDeclarations]: Found specification of procedure vx_change_clock_source [2021-12-16 05:27:51,938 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_change_clock_source [2021-12-16 05:27:51,938 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2021-12-16 05:27:51,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2021-12-16 05:27:51,938 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2021-12-16 05:27:51,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2021-12-16 05:27:51,938 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-12-16 05:27:51,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-12-16 05:27:51,939 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2021-12-16 05:27:51,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2021-12-16 05:27:51,939 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-16 05:27:51,939 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2021-12-16 05:27:51,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2021-12-16 05:27:51,939 INFO L130 BoogieDeclarations]: Found specification of procedure vx_transfer_end [2021-12-16 05:27:51,939 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_transfer_end [2021-12-16 05:27:51,939 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2021-12-16 05:27:51,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2021-12-16 05:27:51,940 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2021-12-16 05:27:51,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2021-12-16 05:27:51,940 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-12-16 05:27:51,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-12-16 05:27:51,940 INFO L130 BoogieDeclarations]: Found specification of procedure vx_read_status [2021-12-16 05:27:51,940 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_read_status [2021-12-16 05:27:51,940 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-12-16 05:27:51,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-12-16 05:27:51,941 INFO L130 BoogieDeclarations]: Found specification of procedure vx_sync_audio_source [2021-12-16 05:27:51,941 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_sync_audio_source [2021-12-16 05:27:51,941 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2021-12-16 05:27:51,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2021-12-16 05:27:51,941 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2021-12-16 05:27:51,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2021-12-16 05:27:51,941 INFO L130 BoogieDeclarations]: Found specification of procedure vx_stop_stream [2021-12-16 05:27:51,941 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_stop_stream [2021-12-16 05:27:51,941 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-16 05:27:51,942 INFO L130 BoogieDeclarations]: Found specification of procedure vx_conf_pipe [2021-12-16 05:27:51,942 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_conf_pipe [2021-12-16 05:27:51,942 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2021-12-16 05:27:51,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2021-12-16 05:27:51,942 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-16 05:27:51,942 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-16 05:27:51,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-16 05:27:51,942 INFO L130 BoogieDeclarations]: Found specification of procedure vx_query_hbuffer_size [2021-12-16 05:27:51,942 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_query_hbuffer_size [2021-12-16 05:27:51,943 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-16 05:27:51,943 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-16 05:27:51,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-16 05:27:51,943 INFO L130 BoogieDeclarations]: Found specification of procedure vx_pipe_can_start [2021-12-16 05:27:51,943 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_pipe_can_start [2021-12-16 05:27:51,943 INFO L130 BoogieDeclarations]: Found specification of procedure vx_pcm_capture_open [2021-12-16 05:27:51,943 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_pcm_capture_open [2021-12-16 05:27:51,943 INFO L130 BoogieDeclarations]: Found specification of procedure vx_set_codec_reg [2021-12-16 05:27:51,943 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_set_codec_reg [2021-12-16 05:27:51,943 INFO L130 BoogieDeclarations]: Found specification of procedure vx_set_clock [2021-12-16 05:27:51,944 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_set_clock [2021-12-16 05:27:51,944 INFO L130 BoogieDeclarations]: Found specification of procedure vx_notify_end_of_buffer [2021-12-16 05:27:51,944 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_notify_end_of_buffer [2021-12-16 05:27:51,944 INFO L130 BoogieDeclarations]: Found specification of procedure vx_set_monitor_level [2021-12-16 05:27:51,944 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_set_monitor_level [2021-12-16 05:27:51,944 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-16 05:27:51,944 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-16 05:27:51,944 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2021-12-16 05:27:51,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2021-12-16 05:27:51,945 INFO L130 BoogieDeclarations]: Found specification of procedure vx_stop_pipe [2021-12-16 05:27:51,945 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_stop_pipe [2021-12-16 05:27:51,945 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-16 05:27:51,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-16 05:27:51,945 INFO L130 BoogieDeclarations]: Found specification of procedure vx_send_irqa [2021-12-16 05:27:51,945 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_send_irqa [2021-12-16 05:27:51,945 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-16 05:27:51,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-16 05:27:51,945 INFO L130 BoogieDeclarations]: Found specification of procedure vx_free_pipe [2021-12-16 05:27:51,945 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_free_pipe [2021-12-16 05:27:51,946 INFO L130 BoogieDeclarations]: Found specification of procedure vx_set_stream_cmd_params [2021-12-16 05:27:51,946 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_set_stream_cmd_params [2021-12-16 05:27:51,946 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pcm_hw_constraint_step [2021-12-16 05:27:51,946 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pcm_hw_constraint_step [2021-12-16 05:27:51,946 INFO L130 BoogieDeclarations]: Found specification of procedure vx_pcm_hw_params [2021-12-16 05:27:51,946 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_pcm_hw_params [2021-12-16 05:27:51,946 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_lock_of_vx_core [2021-12-16 05:27:51,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_lock_of_vx_core [2021-12-16 05:27:51,946 INFO L130 BoogieDeclarations]: Found specification of procedure vx_pcm_playback_open [2021-12-16 05:27:51,947 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_pcm_playback_open [2021-12-16 05:27:51,947 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-16 05:27:51,947 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-16 05:27:51,947 INFO L130 BoogieDeclarations]: Found specification of procedure vx_toggle_dac_mute [2021-12-16 05:27:51,947 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_toggle_dac_mute [2021-12-16 05:27:51,947 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2021-12-16 05:27:51,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2021-12-16 05:27:51,947 INFO L130 BoogieDeclarations]: Found specification of procedure vx_reset_chk [2021-12-16 05:27:51,947 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_reset_chk [2021-12-16 05:27:51,948 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2021-12-16 05:27:51,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2021-12-16 05:27:51,948 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-16 05:27:51,948 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2021-12-16 05:27:51,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2021-12-16 05:27:51,948 INFO L130 BoogieDeclarations]: Found specification of procedure vx_start_stream [2021-12-16 05:27:51,948 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_start_stream [2021-12-16 05:27:51,948 INFO L130 BoogieDeclarations]: Found specification of procedure vx_send_rih_nolock [2021-12-16 05:27:51,948 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_send_rih_nolock [2021-12-16 05:27:51,948 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-16 05:27:51,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-16 05:27:51,949 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-16 05:27:51,949 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-16 05:27:51,949 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2021-12-16 05:27:51,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2021-12-16 05:27:51,949 INFO L130 BoogieDeclarations]: Found specification of procedure vx_pcm_trigger [2021-12-16 05:27:51,949 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_pcm_trigger [2021-12-16 05:27:51,949 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-12-16 05:27:51,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-12-16 05:27:51,949 INFO L130 BoogieDeclarations]: Found specification of procedure vx_get_pipe_state [2021-12-16 05:27:51,950 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_get_pipe_state [2021-12-16 05:27:51,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-16 05:27:51,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-16 05:27:51,950 INFO L130 BoogieDeclarations]: Found specification of procedure vx_pcm_playback_close [2021-12-16 05:27:51,950 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_pcm_playback_close [2021-12-16 05:27:51,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2021-12-16 05:27:51,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2021-12-16 05:27:51,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2021-12-16 05:27:51,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2021-12-16 05:27:51,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2021-12-16 05:27:51,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2021-12-16 05:27:51,951 INFO L130 BoogieDeclarations]: Found specification of procedure vx_send_rih [2021-12-16 05:27:51,951 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_send_rih [2021-12-16 05:27:51,951 INFO L130 BoogieDeclarations]: Found specification of procedure vx_send_msg_nolock [2021-12-16 05:27:51,951 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_send_msg_nolock [2021-12-16 05:27:51,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2021-12-16 05:27:51,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2021-12-16 05:27:51,951 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-16 05:27:51,951 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-16 05:27:51,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2021-12-16 05:27:51,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2021-12-16 05:27:51,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-16 05:27:51,952 INFO L130 BoogieDeclarations]: Found specification of procedure vx_update_pipe_position [2021-12-16 05:27:51,952 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_update_pipe_position [2021-12-16 05:27:51,952 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2021-12-16 05:27:51,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2021-12-16 05:27:51,952 INFO L130 BoogieDeclarations]: Found specification of procedure vx_pcm_playback_transfer [2021-12-16 05:27:51,952 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_pcm_playback_transfer [2021-12-16 05:27:51,952 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-16 05:27:51,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-16 05:27:51,953 INFO L130 BoogieDeclarations]: Found specification of procedure vx_pcm_prepare [2021-12-16 05:27:51,953 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_pcm_prepare [2021-12-16 05:27:51,953 INFO L130 BoogieDeclarations]: Found specification of procedure vx_pcm_playback_transfer_chunk [2021-12-16 05:27:51,953 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_pcm_playback_transfer_chunk [2021-12-16 05:27:51,953 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2021-12-16 05:27:51,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2021-12-16 05:27:51,953 INFO L130 BoogieDeclarations]: Found specification of procedure vx_pcm_hw_free [2021-12-16 05:27:51,953 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_pcm_hw_free [2021-12-16 05:27:51,953 INFO L130 BoogieDeclarations]: Found specification of procedure frames_to_bytes [2021-12-16 05:27:51,954 INFO L138 BoogieDeclarations]: Found implementation of procedure frames_to_bytes [2021-12-16 05:27:51,954 INFO L130 BoogieDeclarations]: Found specification of procedure snd_vx_inb [2021-12-16 05:27:51,954 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_vx_inb [2021-12-16 05:27:51,954 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pcm_lib_ioctl [2021-12-16 05:27:51,954 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pcm_lib_ioctl [2021-12-16 05:27:51,954 INFO L130 BoogieDeclarations]: Found specification of procedure snd_vx_check_reg_bit [2021-12-16 05:27:51,954 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_vx_check_reg_bit [2021-12-16 05:27:51,954 INFO L130 BoogieDeclarations]: Found specification of procedure vx_toggle_pipe [2021-12-16 05:27:51,954 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_toggle_pipe [2021-12-16 05:27:51,954 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-12-16 05:27:51,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-12-16 05:27:51,955 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2021-12-16 05:27:51,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2021-12-16 05:27:51,955 INFO L130 BoogieDeclarations]: Found specification of procedure vx_set_internal_clock [2021-12-16 05:27:51,955 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_set_internal_clock [2021-12-16 05:27:51,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-16 05:27:51,955 INFO L130 BoogieDeclarations]: Found specification of procedure vx_init_rmh [2021-12-16 05:27:51,955 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_init_rmh [2021-12-16 05:27:51,955 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~VOID [2021-12-16 05:27:51,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~VOID [2021-12-16 05:27:52,355 INFO L236 CfgBuilder]: Building ICFG [2021-12-16 05:27:52,358 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-16 05:27:52,455 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-16 05:27:56,936 INFO L277 CfgBuilder]: Performing block encoding [2021-12-16 05:27:56,946 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-16 05:27:56,946 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-12-16 05:27:56,948 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 05:27:56 BoogieIcfgContainer [2021-12-16 05:27:56,949 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-16 05:27:56,950 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-16 05:27:56,950 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-16 05:27:56,952 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-16 05:27:56,952 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.12 05:27:48" (1/3) ... [2021-12-16 05:27:56,952 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45af710c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 05:27:56, skipping insertion in model container [2021-12-16 05:27:56,953 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:27:51" (2/3) ... [2021-12-16 05:27:56,953 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45af710c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 05:27:56, skipping insertion in model container [2021-12-16 05:27:56,953 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 05:27:56" (3/3) ... [2021-12-16 05:27:56,954 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i [2021-12-16 05:27:56,957 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-16 05:27:56,957 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 25 error locations. [2021-12-16 05:27:56,989 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-16 05:27:56,992 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 [2021-12-16 05:27:56,993 INFO L340 AbstractCegarLoop]: Starting to check reachability of 25 error locations. [2021-12-16 05:27:57,017 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) [2021-12-16 05:27:57,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-12-16 05:27:57,021 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 05:27:57,021 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] [2021-12-16 05:27:57,022 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)] === [2021-12-16 05:27:57,025 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 05:27:57,025 INFO L85 PathProgramCache]: Analyzing trace with hash -162993067, now seen corresponding path program 1 times [2021-12-16 05:27:57,031 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 05:27:57,031 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [430833278] [2021-12-16 05:27:57,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 05:27:57,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 05:27:57,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:27:57,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-16 05:27:57,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:27:57,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-16 05:27:57,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:27:57,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-16 05:27:57,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:27:57,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-16 05:27:57,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:27:57,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:27:57,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:27:57,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-16 05:27:57,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:27:57,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-12-16 05:27:57,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:27:57,486 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-12-16 05:27:57,486 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 05:27:57,486 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [430833278] [2021-12-16 05:27:57,487 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [430833278] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 05:27:57,487 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 05:27:57,487 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-16 05:27:57,488 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1465040194] [2021-12-16 05:27:57,489 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 05:27:57,491 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-16 05:27:57,491 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 05:27:57,508 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-16 05:27:57,509 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-16 05:27:57,512 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) [2021-12-16 05:28:02,050 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 [] [2021-12-16 05:28:02,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-16 05:28:02,964 INFO L93 Difference]: Finished difference Result 2544 states and 3596 transitions. [2021-12-16 05:28:02,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-16 05:28:02,967 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 [2021-12-16 05:28:02,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-16 05:28:02,984 INFO L225 Difference]: With dead ends: 2544 [2021-12-16 05:28:02,991 INFO L226 Difference]: Without dead ends: 1275 [2021-12-16 05:28:03,003 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 [2021-12-16 05:28:03,005 INFO L933 BasicCegarLoop]: 1467 mSDtfsCounter, 2989 mSDsluCounter, 808 mSDsCounter, 0 mSdLazyCounter, 1566 mSolverCounterSat, 1576 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s 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, 5.2s IncrementalHoareTripleChecker+Time [2021-12-16 05:28:03,007 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3069 Valid, 2275 Invalid, 3143 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1576 Valid, 1566 Invalid, 1 Unknown, 0 Unchecked, 5.2s Time] [2021-12-16 05:28:03,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1275 states. [2021-12-16 05:28:03,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1275 to 1275. [2021-12-16 05:28:03,135 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) [2021-12-16 05:28:03,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1275 states to 1275 states and 1686 transitions. [2021-12-16 05:28:03,146 INFO L78 Accepts]: Start accepts. Automaton has 1275 states and 1686 transitions. Word has length 49 [2021-12-16 05:28:03,147 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-16 05:28:03,148 INFO L470 AbstractCegarLoop]: Abstraction has 1275 states and 1686 transitions. [2021-12-16 05:28:03,148 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) [2021-12-16 05:28:03,148 INFO L276 IsEmpty]: Start isEmpty. Operand 1275 states and 1686 transitions. [2021-12-16 05:28:03,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-12-16 05:28:03,150 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 05:28:03,150 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] [2021-12-16 05:28:03,150 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-16 05:28:03,151 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)] === [2021-12-16 05:28:03,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 05:28:03,152 INFO L85 PathProgramCache]: Analyzing trace with hash 469508616, now seen corresponding path program 1 times [2021-12-16 05:28:03,152 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 05:28:03,152 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [79911119] [2021-12-16 05:28:03,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 05:28:03,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 05:28:03,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:03,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-16 05:28:03,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:03,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-16 05:28:03,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:03,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-16 05:28:03,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:03,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-16 05:28:03,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:03,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:28:03,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:03,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-16 05:28:03,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:03,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-12-16 05:28:03,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:03,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2021-12-16 05:28:03,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:03,505 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-12-16 05:28:03,506 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 05:28:03,506 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [79911119] [2021-12-16 05:28:03,506 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [79911119] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 05:28:03,506 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 05:28:03,506 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-16 05:28:03,507 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1185859794] [2021-12-16 05:28:03,507 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 05:28:03,508 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-16 05:28:03,508 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 05:28:03,509 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-16 05:28:03,509 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-16 05:28:03,509 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) [2021-12-16 05:28:08,003 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 [] [2021-12-16 05:28:08,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-16 05:28:08,566 INFO L93 Difference]: Finished difference Result 1275 states and 1686 transitions. [2021-12-16 05:28:08,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-16 05:28:08,568 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 [2021-12-16 05:28:08,568 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-16 05:28:08,574 INFO L225 Difference]: With dead ends: 1275 [2021-12-16 05:28:08,574 INFO L226 Difference]: Without dead ends: 1273 [2021-12-16 05:28:08,575 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 [2021-12-16 05:28:08,577 INFO L933 BasicCegarLoop]: 1449 mSDtfsCounter, 2957 mSDsluCounter, 790 mSDsCounter, 0 mSdLazyCounter, 1554 mSolverCounterSat, 1568 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s 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, 4.9s IncrementalHoareTripleChecker+Time [2021-12-16 05:28:08,577 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3034 Valid, 2239 Invalid, 3123 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1568 Valid, 1554 Invalid, 1 Unknown, 0 Unchecked, 4.9s Time] [2021-12-16 05:28:08,580 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1273 states. [2021-12-16 05:28:08,620 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1273 to 1273. [2021-12-16 05:28:08,622 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) [2021-12-16 05:28:08,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1273 states to 1273 states and 1684 transitions. [2021-12-16 05:28:08,628 INFO L78 Accepts]: Start accepts. Automaton has 1273 states and 1684 transitions. Word has length 55 [2021-12-16 05:28:08,628 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-16 05:28:08,628 INFO L470 AbstractCegarLoop]: Abstraction has 1273 states and 1684 transitions. [2021-12-16 05:28:08,629 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) [2021-12-16 05:28:08,629 INFO L276 IsEmpty]: Start isEmpty. Operand 1273 states and 1684 transitions. [2021-12-16 05:28:08,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-12-16 05:28:08,632 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 05:28:08,632 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] [2021-12-16 05:28:08,633 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-16 05:28:08,633 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)] === [2021-12-16 05:28:08,633 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 05:28:08,633 INFO L85 PathProgramCache]: Analyzing trace with hash -1474442499, now seen corresponding path program 1 times [2021-12-16 05:28:08,633 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 05:28:08,633 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1374083184] [2021-12-16 05:28:08,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 05:28:08,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 05:28:08,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:08,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-16 05:28:08,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:08,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-16 05:28:08,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:08,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-16 05:28:08,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:08,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-16 05:28:08,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:08,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:28:08,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:08,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-16 05:28:08,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:08,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-12-16 05:28:08,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:08,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2021-12-16 05:28:08,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:08,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-12-16 05:28:08,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:08,879 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-12-16 05:28:08,880 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 05:28:08,880 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1374083184] [2021-12-16 05:28:08,880 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1374083184] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 05:28:08,880 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 05:28:08,880 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-16 05:28:08,880 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1306237004] [2021-12-16 05:28:08,881 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 05:28:08,881 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-16 05:28:08,881 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 05:28:08,881 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-16 05:28:08,881 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-16 05:28:08,882 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) [2021-12-16 05:28:13,596 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 [] [2021-12-16 05:28:14,400 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-16 05:28:14,400 INFO L93 Difference]: Finished difference Result 1273 states and 1684 transitions. [2021-12-16 05:28:14,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-16 05:28:14,401 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 [2021-12-16 05:28:14,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-16 05:28:14,405 INFO L225 Difference]: With dead ends: 1273 [2021-12-16 05:28:14,406 INFO L226 Difference]: Without dead ends: 1271 [2021-12-16 05:28:14,406 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 [2021-12-16 05:28:14,406 INFO L933 BasicCegarLoop]: 1447 mSDtfsCounter, 2951 mSDsluCounter, 790 mSDsCounter, 0 mSdLazyCounter, 1552 mSolverCounterSat, 1568 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s 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 [2021-12-16 05:28:14,408 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] [2021-12-16 05:28:14,410 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1271 states. [2021-12-16 05:28:14,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1271 to 1271. [2021-12-16 05:28:14,446 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) [2021-12-16 05:28:14,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1271 states to 1271 states and 1682 transitions. [2021-12-16 05:28:14,451 INFO L78 Accepts]: Start accepts. Automaton has 1271 states and 1682 transitions. Word has length 61 [2021-12-16 05:28:14,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-16 05:28:14,452 INFO L470 AbstractCegarLoop]: Abstraction has 1271 states and 1682 transitions. [2021-12-16 05:28:14,452 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) [2021-12-16 05:28:14,453 INFO L276 IsEmpty]: Start isEmpty. Operand 1271 states and 1682 transitions. [2021-12-16 05:28:14,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-12-16 05:28:14,456 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 05:28:14,456 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] [2021-12-16 05:28:14,456 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-16 05:28:14,457 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)] === [2021-12-16 05:28:14,457 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 05:28:14,457 INFO L85 PathProgramCache]: Analyzing trace with hash 1246115291, now seen corresponding path program 1 times [2021-12-16 05:28:14,457 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 05:28:14,457 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [538522703] [2021-12-16 05:28:14,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 05:28:14,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 05:28:14,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:14,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-16 05:28:14,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:14,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-16 05:28:14,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:14,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-16 05:28:14,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:14,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-16 05:28:14,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:14,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:28:14,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:14,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-16 05:28:14,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:14,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-12-16 05:28:14,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:14,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2021-12-16 05:28:14,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:14,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-12-16 05:28:14,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:14,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2021-12-16 05:28:14,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:14,680 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-12-16 05:28:14,681 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 05:28:14,681 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [538522703] [2021-12-16 05:28:14,681 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [538522703] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 05:28:14,681 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 05:28:14,681 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-16 05:28:14,681 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [357910364] [2021-12-16 05:28:14,682 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 05:28:14,682 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-16 05:28:14,682 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 05:28:14,682 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-16 05:28:14,683 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-16 05:28:14,684 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) [2021-12-16 05:28:17,688 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-16 05:28:20,707 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-16 05:28:21,489 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-16 05:28:21,489 INFO L93 Difference]: Finished difference Result 1271 states and 1682 transitions. [2021-12-16 05:28:21,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-16 05:28:21,490 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 [2021-12-16 05:28:21,490 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-16 05:28:21,496 INFO L225 Difference]: With dead ends: 1271 [2021-12-16 05:28:21,496 INFO L226 Difference]: Without dead ends: 1269 [2021-12-16 05:28:21,496 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 [2021-12-16 05:28:21,497 INFO L933 BasicCegarLoop]: 1445 mSDtfsCounter, 2945 mSDsluCounter, 790 mSDsCounter, 0 mSdLazyCounter, 1549 mSolverCounterSat, 1568 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.3s 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, 6.7s IncrementalHoareTripleChecker+Time [2021-12-16 05:28:21,497 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3020 Valid, 2235 Invalid, 3119 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1568 Valid, 1549 Invalid, 2 Unknown, 0 Unchecked, 6.7s Time] [2021-12-16 05:28:21,533 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1269 states. [2021-12-16 05:28:21,563 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1269 to 1269. [2021-12-16 05:28:21,566 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) [2021-12-16 05:28:21,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1269 states to 1269 states and 1680 transitions. [2021-12-16 05:28:21,573 INFO L78 Accepts]: Start accepts. Automaton has 1269 states and 1680 transitions. Word has length 67 [2021-12-16 05:28:21,575 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-16 05:28:21,575 INFO L470 AbstractCegarLoop]: Abstraction has 1269 states and 1680 transitions. [2021-12-16 05:28:21,575 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) [2021-12-16 05:28:21,576 INFO L276 IsEmpty]: Start isEmpty. Operand 1269 states and 1680 transitions. [2021-12-16 05:28:21,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-12-16 05:28:21,579 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 05:28:21,579 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] [2021-12-16 05:28:21,579 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-16 05:28:21,579 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)] === [2021-12-16 05:28:21,580 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 05:28:21,580 INFO L85 PathProgramCache]: Analyzing trace with hash -636126453, now seen corresponding path program 1 times [2021-12-16 05:28:21,580 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 05:28:21,580 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1795317907] [2021-12-16 05:28:21,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 05:28:21,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 05:28:21,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:21,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-16 05:28:21,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:21,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-16 05:28:21,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:21,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-16 05:28:21,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:21,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-16 05:28:21,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:21,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:28:21,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:21,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-16 05:28:21,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:21,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-12-16 05:28:21,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:21,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2021-12-16 05:28:21,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:21,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-12-16 05:28:21,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:21,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2021-12-16 05:28:21,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:21,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2021-12-16 05:28:21,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:21,866 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-12-16 05:28:21,866 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 05:28:21,866 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1795317907] [2021-12-16 05:28:21,867 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1795317907] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 05:28:21,867 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 05:28:21,867 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-16 05:28:21,867 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1675663135] [2021-12-16 05:28:21,867 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 05:28:21,868 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-16 05:28:21,868 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 05:28:21,869 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-16 05:28:21,869 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-16 05:28:21,869 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) [2021-12-16 05:28:26,279 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-16 05:28:27,081 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-16 05:28:27,081 INFO L93 Difference]: Finished difference Result 1269 states and 1680 transitions. [2021-12-16 05:28:27,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-16 05:28:27,082 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 [2021-12-16 05:28:27,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-16 05:28:27,087 INFO L225 Difference]: With dead ends: 1269 [2021-12-16 05:28:27,087 INFO L226 Difference]: Without dead ends: 1267 [2021-12-16 05:28:27,088 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 [2021-12-16 05:28:27,089 INFO L933 BasicCegarLoop]: 1443 mSDtfsCounter, 2939 mSDsluCounter, 790 mSDsCounter, 0 mSdLazyCounter, 1549 mSolverCounterSat, 1568 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3013 SdHoareTripleChecker+Valid, 2233 SdHoareTripleChecker+Invalid, 3117 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1568 IncrementalHoareTripleChecker+Valid, 1549 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2021-12-16 05:28:27,089 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3013 Valid, 2233 Invalid, 3117 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1568 Valid, 1549 Invalid, 0 Unknown, 0 Unchecked, 5.1s Time] [2021-12-16 05:28:27,090 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1267 states. [2021-12-16 05:28:27,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1267 to 1267. [2021-12-16 05:28:27,176 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) [2021-12-16 05:28:27,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1267 states to 1267 states and 1678 transitions. [2021-12-16 05:28:27,182 INFO L78 Accepts]: Start accepts. Automaton has 1267 states and 1678 transitions. Word has length 73 [2021-12-16 05:28:27,182 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-16 05:28:27,182 INFO L470 AbstractCegarLoop]: Abstraction has 1267 states and 1678 transitions. [2021-12-16 05:28:27,182 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) [2021-12-16 05:28:27,182 INFO L276 IsEmpty]: Start isEmpty. Operand 1267 states and 1678 transitions. [2021-12-16 05:28:27,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-12-16 05:28:27,183 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 05:28:27,183 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] [2021-12-16 05:28:27,183 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-12-16 05:28:27,183 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)] === [2021-12-16 05:28:27,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 05:28:27,184 INFO L85 PathProgramCache]: Analyzing trace with hash -513502878, now seen corresponding path program 1 times [2021-12-16 05:28:27,184 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 05:28:27,184 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [831583143] [2021-12-16 05:28:27,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 05:28:27,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 05:28:27,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:27,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-16 05:28:27,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:27,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-16 05:28:27,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:27,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-16 05:28:27,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:27,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-16 05:28:27,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:27,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:28:27,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:27,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-16 05:28:27,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:27,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-12-16 05:28:27,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:27,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2021-12-16 05:28:27,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:27,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-12-16 05:28:27,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:27,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2021-12-16 05:28:27,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:27,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2021-12-16 05:28:27,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:27,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-16 05:28:27,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:27,406 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-12-16 05:28:27,407 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 05:28:27,407 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [831583143] [2021-12-16 05:28:27,407 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [831583143] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 05:28:27,407 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 05:28:27,407 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-16 05:28:27,407 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1144466145] [2021-12-16 05:28:27,408 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 05:28:27,408 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-16 05:28:27,408 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 05:28:27,408 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-16 05:28:27,408 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-16 05:28:27,409 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) [2021-12-16 05:28:31,617 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 [] [2021-12-16 05:28:32,390 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-16 05:28:32,391 INFO L93 Difference]: Finished difference Result 1267 states and 1678 transitions. [2021-12-16 05:28:32,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-16 05:28:32,391 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 [2021-12-16 05:28:32,391 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-16 05:28:32,397 INFO L225 Difference]: With dead ends: 1267 [2021-12-16 05:28:32,397 INFO L226 Difference]: Without dead ends: 1265 [2021-12-16 05:28:32,398 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 [2021-12-16 05:28:32,398 INFO L933 BasicCegarLoop]: 1441 mSDtfsCounter, 2933 mSDsluCounter, 790 mSDsCounter, 0 mSdLazyCounter, 1546 mSolverCounterSat, 1568 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3006 SdHoareTripleChecker+Valid, 2231 SdHoareTripleChecker+Invalid, 3115 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1568 IncrementalHoareTripleChecker+Valid, 1546 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2021-12-16 05:28:32,398 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3006 Valid, 2231 Invalid, 3115 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1568 Valid, 1546 Invalid, 1 Unknown, 0 Unchecked, 4.9s Time] [2021-12-16 05:28:32,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1265 states. [2021-12-16 05:28:32,450 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1265 to 1265. [2021-12-16 05:28:32,453 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) [2021-12-16 05:28:32,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1265 states to 1265 states and 1676 transitions. [2021-12-16 05:28:32,458 INFO L78 Accepts]: Start accepts. Automaton has 1265 states and 1676 transitions. Word has length 79 [2021-12-16 05:28:32,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-16 05:28:32,458 INFO L470 AbstractCegarLoop]: Abstraction has 1265 states and 1676 transitions. [2021-12-16 05:28:32,459 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) [2021-12-16 05:28:32,459 INFO L276 IsEmpty]: Start isEmpty. Operand 1265 states and 1676 transitions. [2021-12-16 05:28:32,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-12-16 05:28:32,459 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 05:28:32,460 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-16 05:28:32,460 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-12-16 05:28:32,460 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)] === [2021-12-16 05:28:32,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 05:28:32,460 INFO L85 PathProgramCache]: Analyzing trace with hash -1830884100, now seen corresponding path program 1 times [2021-12-16 05:28:32,460 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 05:28:32,461 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1632188110] [2021-12-16 05:28:32,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 05:28:32,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 05:28:32,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:32,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-16 05:28:32,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:32,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-16 05:28:32,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:32,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-16 05:28:32,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:32,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-16 05:28:32,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:32,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:28:32,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:32,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-16 05:28:32,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:32,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-12-16 05:28:32,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:32,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2021-12-16 05:28:32,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:32,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-12-16 05:28:32,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:32,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2021-12-16 05:28:32,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:32,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2021-12-16 05:28:32,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:32,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-16 05:28:32,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:32,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2021-12-16 05:28:32,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:32,690 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-12-16 05:28:32,690 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 05:28:32,690 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1632188110] [2021-12-16 05:28:32,690 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1632188110] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 05:28:32,690 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 05:28:32,690 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-16 05:28:32,691 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [880445173] [2021-12-16 05:28:32,691 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 05:28:32,691 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-16 05:28:32,691 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 05:28:32,692 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-16 05:28:32,692 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-16 05:28:32,692 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) [2021-12-16 05:28:35,984 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-16 05:28:38,292 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-16 05:28:38,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-16 05:28:38,998 INFO L93 Difference]: Finished difference Result 1265 states and 1676 transitions. [2021-12-16 05:28:38,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-16 05:28:38,999 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 [2021-12-16 05:28:38,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-16 05:28:39,004 INFO L225 Difference]: With dead ends: 1265 [2021-12-16 05:28:39,004 INFO L226 Difference]: Without dead ends: 1263 [2021-12-16 05:28:39,005 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 [2021-12-16 05:28:39,006 INFO L933 BasicCegarLoop]: 1439 mSDtfsCounter, 2927 mSDsluCounter, 790 mSDsCounter, 0 mSdLazyCounter, 1544 mSolverCounterSat, 1568 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2999 SdHoareTripleChecker+Valid, 2229 SdHoareTripleChecker+Invalid, 3113 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1568 IncrementalHoareTripleChecker+Valid, 1544 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.2s IncrementalHoareTripleChecker+Time [2021-12-16 05:28:39,006 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2999 Valid, 2229 Invalid, 3113 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1568 Valid, 1544 Invalid, 1 Unknown, 0 Unchecked, 6.2s Time] [2021-12-16 05:28:39,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1263 states. [2021-12-16 05:28:39,066 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1263 to 1263. [2021-12-16 05:28:39,081 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) [2021-12-16 05:28:39,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1263 states to 1263 states and 1674 transitions. [2021-12-16 05:28:39,086 INFO L78 Accepts]: Start accepts. Automaton has 1263 states and 1674 transitions. Word has length 85 [2021-12-16 05:28:39,098 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-16 05:28:39,098 INFO L470 AbstractCegarLoop]: Abstraction has 1263 states and 1674 transitions. [2021-12-16 05:28:39,099 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) [2021-12-16 05:28:39,099 INFO L276 IsEmpty]: Start isEmpty. Operand 1263 states and 1674 transitions. [2021-12-16 05:28:39,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-12-16 05:28:39,100 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 05:28:39,100 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] [2021-12-16 05:28:39,100 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-12-16 05:28:39,100 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)] === [2021-12-16 05:28:39,100 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 05:28:39,100 INFO L85 PathProgramCache]: Analyzing trace with hash -1565474190, now seen corresponding path program 1 times [2021-12-16 05:28:39,101 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 05:28:39,101 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [767102596] [2021-12-16 05:28:39,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 05:28:39,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 05:28:39,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:39,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-16 05:28:39,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:39,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-16 05:28:39,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:39,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-16 05:28:39,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:39,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-16 05:28:39,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:39,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:28:39,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:39,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-16 05:28:39,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:39,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-12-16 05:28:39,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:39,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2021-12-16 05:28:39,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:39,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-12-16 05:28:39,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:39,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2021-12-16 05:28:39,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:39,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2021-12-16 05:28:39,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:39,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-16 05:28:39,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:39,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2021-12-16 05:28:39,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:39,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2021-12-16 05:28:39,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:39,329 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-12-16 05:28:39,329 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 05:28:39,330 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [767102596] [2021-12-16 05:28:39,330 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [767102596] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 05:28:39,330 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 05:28:39,330 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-16 05:28:39,330 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1229335259] [2021-12-16 05:28:39,330 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 05:28:39,331 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-16 05:28:39,331 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 05:28:39,331 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-16 05:28:39,331 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-16 05:28:39,331 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) [2021-12-16 05:28:43,087 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-16 05:28:43,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-16 05:28:43,811 INFO L93 Difference]: Finished difference Result 1263 states and 1674 transitions. [2021-12-16 05:28:43,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-16 05:28:43,811 INFO L78 Accepts]: Start accepts. Automaton has 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) Word has length 91 [2021-12-16 05:28:43,812 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-16 05:28:43,817 INFO L225 Difference]: With dead ends: 1263 [2021-12-16 05:28:43,817 INFO L226 Difference]: Without dead ends: 1261 [2021-12-16 05:28:43,818 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2021-12-16 05:28:43,818 INFO L933 BasicCegarLoop]: 1437 mSDtfsCounter, 2925 mSDsluCounter, 790 mSDsCounter, 0 mSdLazyCounter, 1539 mSolverCounterSat, 1568 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2996 SdHoareTripleChecker+Valid, 2227 SdHoareTripleChecker+Invalid, 3107 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1568 IncrementalHoareTripleChecker+Valid, 1539 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2021-12-16 05:28:43,818 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2996 Valid, 2227 Invalid, 3107 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1568 Valid, 1539 Invalid, 0 Unknown, 0 Unchecked, 4.4s Time] [2021-12-16 05:28:43,820 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1261 states. [2021-12-16 05:28:43,896 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1261 to 1261. [2021-12-16 05:28:43,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1261 states, 825 states have (on average 1.2557575757575759) internal successors, (1036), 856 states have internal predecessors, (1036), 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) [2021-12-16 05:28:43,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1261 states to 1261 states and 1672 transitions. [2021-12-16 05:28:43,902 INFO L78 Accepts]: Start accepts. Automaton has 1261 states and 1672 transitions. Word has length 91 [2021-12-16 05:28:43,902 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-16 05:28:43,903 INFO L470 AbstractCegarLoop]: Abstraction has 1261 states and 1672 transitions. [2021-12-16 05:28:43,903 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has 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) [2021-12-16 05:28:43,903 INFO L276 IsEmpty]: Start isEmpty. Operand 1261 states and 1672 transitions. [2021-12-16 05:28:43,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-12-16 05:28:43,904 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 05:28:43,904 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, 1, 1] [2021-12-16 05:28:43,904 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-12-16 05:28:43,904 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 23 more)] === [2021-12-16 05:28:43,904 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 05:28:43,905 INFO L85 PathProgramCache]: Analyzing trace with hash -1182003051, now seen corresponding path program 1 times [2021-12-16 05:28:43,905 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 05:28:43,905 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1212818971] [2021-12-16 05:28:43,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 05:28:43,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 05:28:43,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:44,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-16 05:28:44,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:44,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-16 05:28:44,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:44,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-16 05:28:44,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:44,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-16 05:28:44,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:44,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:28:44,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:44,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-16 05:28:44,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:44,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-12-16 05:28:44,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:44,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2021-12-16 05:28:44,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:44,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-12-16 05:28:44,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:44,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2021-12-16 05:28:44,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:44,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2021-12-16 05:28:44,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:44,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-16 05:28:44,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:44,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2021-12-16 05:28:44,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:44,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2021-12-16 05:28:44,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:44,113 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-12-16 05:28:44,113 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 05:28:44,113 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1212818971] [2021-12-16 05:28:44,113 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1212818971] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 05:28:44,114 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 05:28:44,114 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-16 05:28:44,114 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1457724590] [2021-12-16 05:28:44,114 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 05:28:44,115 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-16 05:28:44,115 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 05:28:44,115 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-16 05:28:44,115 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-16 05:28:44,116 INFO L87 Difference]: Start difference. First operand 1261 states and 1672 transitions. Second operand has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 4 states have internal predecessors, (58), 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) [2021-12-16 05:28:48,627 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-16 05:28:48,627 INFO L93 Difference]: Finished difference Result 1261 states and 1672 transitions. [2021-12-16 05:28:48,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-16 05:28:48,628 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 93 [2021-12-16 05:28:48,628 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-16 05:28:48,634 INFO L225 Difference]: With dead ends: 1261 [2021-12-16 05:28:48,634 INFO L226 Difference]: Without dead ends: 1259 [2021-12-16 05:28:48,635 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2021-12-16 05:28:48,636 INFO L933 BasicCegarLoop]: 1435 mSDtfsCounter, 2913 mSDsluCounter, 790 mSDsCounter, 0 mSdLazyCounter, 1541 mSolverCounterSat, 1568 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2984 SdHoareTripleChecker+Valid, 2225 SdHoareTripleChecker+Invalid, 3109 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1568 IncrementalHoareTripleChecker+Valid, 1541 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2021-12-16 05:28:48,636 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2984 Valid, 2225 Invalid, 3109 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1568 Valid, 1541 Invalid, 0 Unknown, 0 Unchecked, 4.4s Time] [2021-12-16 05:28:48,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1259 states. [2021-12-16 05:28:48,709 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1259 to 1259. [2021-12-16 05:28:48,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1259 states, 824 states have (on average 1.2548543689320388) internal successors, (1034), 854 states have internal predecessors, (1034), 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) [2021-12-16 05:28:48,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1259 states to 1259 states and 1670 transitions. [2021-12-16 05:28:48,715 INFO L78 Accepts]: Start accepts. Automaton has 1259 states and 1670 transitions. Word has length 93 [2021-12-16 05:28:48,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-16 05:28:48,716 INFO L470 AbstractCegarLoop]: Abstraction has 1259 states and 1670 transitions. [2021-12-16 05:28:48,716 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 4 states have internal predecessors, (58), 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) [2021-12-16 05:28:48,716 INFO L276 IsEmpty]: Start isEmpty. Operand 1259 states and 1670 transitions. [2021-12-16 05:28:48,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-12-16 05:28:48,717 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 05:28:48,717 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, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-16 05:28:48,717 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-12-16 05:28:48,718 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_linux_kernel_module_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 23 more)] === [2021-12-16 05:28:48,718 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 05:28:48,718 INFO L85 PathProgramCache]: Analyzing trace with hash 917690904, now seen corresponding path program 1 times [2021-12-16 05:28:48,718 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 05:28:48,719 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [261119525] [2021-12-16 05:28:48,719 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 05:28:48,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 05:28:48,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:48,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-16 05:28:48,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:48,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-16 05:28:48,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:48,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-16 05:28:48,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:48,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-16 05:28:48,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:48,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 05:28:48,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:48,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-16 05:28:48,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:48,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-12-16 05:28:48,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:48,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2021-12-16 05:28:48,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:48,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-12-16 05:28:48,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:48,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2021-12-16 05:28:48,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:48,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2021-12-16 05:28:48,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:48,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-16 05:28:48,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:48,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2021-12-16 05:28:48,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:48,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2021-12-16 05:28:48,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:48,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2021-12-16 05:28:48,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 05:28:48,950 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-12-16 05:28:48,951 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 05:28:48,951 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [261119525] [2021-12-16 05:28:48,951 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [261119525] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 05:28:48,951 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 05:28:48,951 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-16 05:28:48,951 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1130776424] [2021-12-16 05:28:48,951 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 05:28:48,952 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-16 05:28:48,952 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 05:28:48,952 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-16 05:28:48,952 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-16 05:28:48,953 INFO L87 Difference]: Start difference. First operand 1259 states and 1670 transitions. Second operand has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15)