./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 e19ca921 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash f240ffa8bbe57321940b5df51685e00d551a6f85a6476ff38145ce15f731fd7b --- Real Ultimate output --- This is Ultimate 0.2.2-dev-e19ca92 [2021-12-22 16:07:32,168 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-22 16:07:32,171 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-22 16:07:32,194 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-22 16:07:32,194 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-22 16:07:32,195 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-22 16:07:32,196 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-22 16:07:32,197 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-22 16:07:32,198 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-22 16:07:32,198 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-22 16:07:32,199 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-22 16:07:32,200 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-22 16:07:32,200 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-22 16:07:32,201 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-22 16:07:32,201 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-22 16:07:32,202 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-22 16:07:32,203 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-22 16:07:32,203 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-22 16:07:32,204 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-22 16:07:32,205 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-22 16:07:32,206 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-22 16:07:32,207 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-22 16:07:32,208 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-22 16:07:32,208 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-22 16:07:32,210 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-22 16:07:32,210 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-22 16:07:32,210 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-22 16:07:32,211 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-22 16:07:32,211 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-22 16:07:32,211 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-22 16:07:32,212 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-22 16:07:32,212 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-22 16:07:32,213 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-22 16:07:32,213 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-22 16:07:32,214 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-22 16:07:32,214 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-22 16:07:32,214 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-22 16:07:32,215 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-22 16:07:32,215 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-22 16:07:32,215 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-22 16:07:32,216 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-22 16:07:32,216 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-22 16:07:32,230 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-22 16:07:32,230 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-22 16:07:32,231 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-22 16:07:32,231 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-22 16:07:32,231 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-22 16:07:32,231 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-22 16:07:32,232 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-22 16:07:32,232 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-22 16:07:32,232 INFO L138 SettingsManager]: * Use SBE=true [2021-12-22 16:07:32,232 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-22 16:07:32,233 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-22 16:07:32,233 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-22 16:07:32,233 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-22 16:07:32,233 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-22 16:07:32,233 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-22 16:07:32,233 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-22 16:07:32,233 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-22 16:07:32,234 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-22 16:07:32,234 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-22 16:07:32,234 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-22 16:07:32,234 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-22 16:07:32,234 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 16:07:32,234 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-22 16:07:32,234 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-22 16:07:32,235 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-22 16:07:32,235 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-22 16:07:32,235 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-22 16:07:32,235 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-22 16:07:32,235 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-22 16:07:32,235 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-22 16:07:32,235 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-22 16:07:32,236 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f240ffa8bbe57321940b5df51685e00d551a6f85a6476ff38145ce15f731fd7b [2021-12-22 16:07:32,417 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-22 16:07:32,436 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-22 16:07:32,439 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-22 16:07:32,440 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-22 16:07:32,440 INFO L275 PluginConnector]: CDTParser initialized [2021-12-22 16:07:32,441 INFO L432 ainManager$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 [2021-12-22 16:07:32,497 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39024e79f/10b932bd09164e4aba102ce0f70ac0fb/FLAG24aefa7ca [2021-12-22 16:07:33,170 INFO L306 CDTParser]: Found 1 translation units. [2021-12-22 16:07:33,170 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 [2021-12-22 16:07:33,212 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39024e79f/10b932bd09164e4aba102ce0f70ac0fb/FLAG24aefa7ca [2021-12-22 16:07:33,495 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39024e79f/10b932bd09164e4aba102ce0f70ac0fb [2021-12-22 16:07:33,497 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-22 16:07:33,498 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-22 16:07:33,499 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-22 16:07:33,499 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-22 16:07:33,502 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-22 16:07:33,503 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 04:07:33" (1/1) ... [2021-12-22 16:07:33,504 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@790d0e70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 04:07:33, skipping insertion in model container [2021-12-22 16:07:33,504 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 04:07:33" (1/1) ... [2021-12-22 16:07:33,508 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-22 16:07:33,633 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-22 16:07:36,579 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,581 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,582 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,582 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,583 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,583 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,583 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,583 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,584 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,584 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,584 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,585 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,585 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,585 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,586 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,586 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,587 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,587 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,587 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,587 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,588 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,588 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,588 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,589 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,589 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,589 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,590 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,590 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,590 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,590 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,591 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,591 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,591 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,592 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,592 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,592 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,592 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,593 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,593 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,593 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,593 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,594 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,594 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,594 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,595 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,595 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,595 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,595 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,596 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,596 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,596 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,596 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,597 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,597 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,597 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,598 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,598 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,598 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,598 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,599 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,599 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,599 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,600 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,600 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,600 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,600 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,601 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,601 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,601 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,601 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,602 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,602 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,602 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,602 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,603 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,603 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,603 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,603 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,604 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,604 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,604 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,605 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,605 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,605 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,605 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,606 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,606 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,606 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,609 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 16:07:36,628 INFO L203 MainTranslator]: Completed pre-run [2021-12-22 16:07:36,961 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[357609,357622] [2021-12-22 16:07:36,965 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[357754,357767] [2021-12-22 16:07:36,969 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[357900,357913] [2021-12-22 16:07:36,970 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[358065,358078] [2021-12-22 16:07:36,971 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[358223,358236] [2021-12-22 16:07:36,971 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[358381,358394] [2021-12-22 16:07:36,974 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[358539,358552] [2021-12-22 16:07:36,975 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[358699,358712] [2021-12-22 16:07:36,975 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[358858,358871] [2021-12-22 16:07:36,976 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,976 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,977 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,977 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,977 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,978 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,978 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,979 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,979 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,979 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,979 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,980 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,980 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,980 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,981 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,981 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,981 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,982 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,982 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,982 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,982 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,982 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,983 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,983 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,984 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,984 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,984 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,984 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,985 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,985 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,985 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:36,986 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[363717,363730] [2021-12-22 16:07:36,986 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[363876,363889] [2021-12-22 16:07:36,987 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[364025,364038] [2021-12-22 16:07:36,987 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[364172,364185] [2021-12-22 16:07:36,987 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[364311,364324] [2021-12-22 16:07:36,987 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[364474,364487] [2021-12-22 16:07:36,988 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[364640,364653] [2021-12-22 16:07:36,988 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[364804,364817] [2021-12-22 16:07:36,989 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[364969,364982] [2021-12-22 16:07:36,989 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[365134,365147] [2021-12-22 16:07:37,017 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[365300,365313] [2021-12-22 16:07:37,018 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[365465,365478] [2021-12-22 16:07:37,019 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[365632,365645] [2021-12-22 16:07:37,019 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[365792,365805] [2021-12-22 16:07:37,019 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[365954,365967] [2021-12-22 16:07:37,020 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[366113,366126] [2021-12-22 16:07:37,020 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[366259,366272] [2021-12-22 16:07:37,020 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[366402,366415] [2021-12-22 16:07:37,021 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[366546,366559] [2021-12-22 16:07:37,021 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[366689,366702] [2021-12-22 16:07:37,021 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[366833,366846] [2021-12-22 16:07:37,022 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[366974,366987] [2021-12-22 16:07:37,023 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[367112,367125] [2021-12-22 16:07:37,025 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[367270,367283] [2021-12-22 16:07:37,028 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[367429,367442] [2021-12-22 16:07:37,028 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[367585,367598] [2021-12-22 16:07:37,029 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[367734,367747] [2021-12-22 16:07:37,029 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[367886,367899] [2021-12-22 16:07:37,030 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[368037,368050] [2021-12-22 16:07:37,030 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[368186,368199] [2021-12-22 16:07:37,031 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[368338,368351] [2021-12-22 16:07:37,031 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[368486,368499] [2021-12-22 16:07:37,035 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[368639,368652] [2021-12-22 16:07:37,035 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[368790,368803] [2021-12-22 16:07:37,035 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i[368940,368953] [2021-12-22 16:07:37,036 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:37,036 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:37,036 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:37,037 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:37,037 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:37,038 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:37,038 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:37,038 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:37,039 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:37,039 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:37,039 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:37,039 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:37,040 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2021-12-22 16:07:37,042 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 16:07:37,199 INFO L208 MainTranslator]: Completed translation [2021-12-22 16:07:37,200 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 04:07:37 WrapperNode [2021-12-22 16:07:37,200 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-22 16:07:37,201 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-22 16:07:37,202 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-22 16:07:37,202 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-22 16:07:37,206 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 04:07:37" (1/1) ... [2021-12-22 16:07:37,321 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 04:07:37" (1/1) ... [2021-12-22 16:07:37,415 INFO L137 Inliner]: procedures = 637, calls = 3767, calls flagged for inlining = 247, calls inlined = 94, statements flattened = 2733 [2021-12-22 16:07:37,416 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-22 16:07:37,416 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-22 16:07:37,416 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-22 16:07:37,416 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-22 16:07:37,423 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 04:07:37" (1/1) ... [2021-12-22 16:07:37,423 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 04:07:37" (1/1) ... [2021-12-22 16:07:37,438 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 04:07:37" (1/1) ... [2021-12-22 16:07:37,438 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 04:07:37" (1/1) ... [2021-12-22 16:07:37,544 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 04:07:37" (1/1) ... [2021-12-22 16:07:37,565 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 04:07:37" (1/1) ... [2021-12-22 16:07:37,591 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 04:07:37" (1/1) ... [2021-12-22 16:07:37,616 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-22 16:07:37,617 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-22 16:07:37,617 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-22 16:07:37,617 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-22 16:07:37,618 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 04:07:37" (1/1) ... [2021-12-22 16:07:37,623 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 16:07:37,631 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 16:07:37,661 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) [2021-12-22 16:07:37,723 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 [2021-12-22 16:07:37,754 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2021-12-22 16:07:37,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2021-12-22 16:07:37,754 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-22 16:07:37,754 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-22 16:07:37,754 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-22 16:07:37,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-22 16:07:37,755 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~TO~VOID [2021-12-22 16:07:37,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~TO~VOID [2021-12-22 16:07:37,755 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2021-12-22 16:07:37,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2021-12-22 16:07:37,755 INFO L130 BoogieDeclarations]: Found specification of procedure vx_pcm_capture_close [2021-12-22 16:07:37,755 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_pcm_capture_close [2021-12-22 16:07:37,755 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2021-12-22 16:07:37,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2021-12-22 16:07:37,755 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2021-12-22 16:07:37,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2021-12-22 16:07:37,756 INFO L130 BoogieDeclarations]: Found specification of procedure vx_alloc_pipe [2021-12-22 16:07:37,756 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_alloc_pipe [2021-12-22 16:07:37,756 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2021-12-22 16:07:37,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2021-12-22 16:07:37,757 INFO L130 BoogieDeclarations]: Found specification of procedure snd_vx_outl [2021-12-22 16:07:37,757 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_vx_outl [2021-12-22 16:07:37,757 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-12-22 16:07:37,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-12-22 16:07:37,757 INFO L130 BoogieDeclarations]: Found specification of procedure vx_set_differed_time [2021-12-22 16:07:37,757 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_set_differed_time [2021-12-22 16:07:37,757 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-22 16:07:37,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-22 16:07:37,758 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2021-12-22 16:07:37,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2021-12-22 16:07:37,758 INFO L130 BoogieDeclarations]: Found specification of procedure snd_vx_outb [2021-12-22 16:07:37,758 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_vx_outb [2021-12-22 16:07:37,758 INFO L130 BoogieDeclarations]: Found specification of procedure vx_send_msg [2021-12-22 16:07:37,758 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_send_msg [2021-12-22 16:07:37,758 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-22 16:07:37,758 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pcm_lib_get_vmalloc_page [2021-12-22 16:07:37,758 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pcm_lib_get_vmalloc_page [2021-12-22 16:07:37,758 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2021-12-22 16:07:37,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2021-12-22 16:07:37,759 INFO L130 BoogieDeclarations]: Found specification of procedure vx_send_irq_dsp [2021-12-22 16:07:37,759 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_send_irq_dsp [2021-12-22 16:07:37,759 INFO L130 BoogieDeclarations]: Found specification of procedure vx_set_pipe_cmd_params [2021-12-22 16:07:37,759 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_set_pipe_cmd_params [2021-12-22 16:07:37,759 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_lock_of_vx_core [2021-12-22 16:07:37,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_lock_of_vx_core [2021-12-22 16:07:37,759 INFO L130 BoogieDeclarations]: Found specification of procedure vx_adjust_audio_level [2021-12-22 16:07:37,759 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_adjust_audio_level [2021-12-22 16:07:37,759 INFO L130 BoogieDeclarations]: Found specification of procedure vx_change_clock_source [2021-12-22 16:07:37,759 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_change_clock_source [2021-12-22 16:07:37,760 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2021-12-22 16:07:37,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2021-12-22 16:07:37,760 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2021-12-22 16:07:37,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2021-12-22 16:07:37,760 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-12-22 16:07:37,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-12-22 16:07:37,760 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2021-12-22 16:07:37,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2021-12-22 16:07:37,761 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-22 16:07:37,761 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2021-12-22 16:07:37,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2021-12-22 16:07:37,761 INFO L130 BoogieDeclarations]: Found specification of procedure vx_transfer_end [2021-12-22 16:07:37,761 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_transfer_end [2021-12-22 16:07:37,761 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2021-12-22 16:07:37,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2021-12-22 16:07:37,761 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2021-12-22 16:07:37,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2021-12-22 16:07:37,761 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-12-22 16:07:37,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-12-22 16:07:37,762 INFO L130 BoogieDeclarations]: Found specification of procedure vx_read_status [2021-12-22 16:07:37,762 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_read_status [2021-12-22 16:07:37,762 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-12-22 16:07:37,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-12-22 16:07:37,765 INFO L130 BoogieDeclarations]: Found specification of procedure vx_sync_audio_source [2021-12-22 16:07:37,765 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_sync_audio_source [2021-12-22 16:07:37,765 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2021-12-22 16:07:37,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2021-12-22 16:07:37,765 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2021-12-22 16:07:37,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2021-12-22 16:07:37,765 INFO L130 BoogieDeclarations]: Found specification of procedure vx_stop_stream [2021-12-22 16:07:37,765 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_stop_stream [2021-12-22 16:07:37,766 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-22 16:07:37,766 INFO L130 BoogieDeclarations]: Found specification of procedure vx_conf_pipe [2021-12-22 16:07:37,766 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_conf_pipe [2021-12-22 16:07:37,767 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2021-12-22 16:07:37,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2021-12-22 16:07:37,767 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-22 16:07:37,767 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-22 16:07:37,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-22 16:07:37,767 INFO L130 BoogieDeclarations]: Found specification of procedure vx_query_hbuffer_size [2021-12-22 16:07:37,767 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_query_hbuffer_size [2021-12-22 16:07:37,767 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-22 16:07:37,767 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-22 16:07:37,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-22 16:07:37,768 INFO L130 BoogieDeclarations]: Found specification of procedure vx_pipe_can_start [2021-12-22 16:07:37,768 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_pipe_can_start [2021-12-22 16:07:37,768 INFO L130 BoogieDeclarations]: Found specification of procedure vx_pcm_capture_open [2021-12-22 16:07:37,768 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_pcm_capture_open [2021-12-22 16:07:37,768 INFO L130 BoogieDeclarations]: Found specification of procedure vx_set_codec_reg [2021-12-22 16:07:37,768 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_set_codec_reg [2021-12-22 16:07:37,768 INFO L130 BoogieDeclarations]: Found specification of procedure vx_set_clock [2021-12-22 16:07:37,768 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_set_clock [2021-12-22 16:07:37,768 INFO L130 BoogieDeclarations]: Found specification of procedure vx_notify_end_of_buffer [2021-12-22 16:07:37,768 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_notify_end_of_buffer [2021-12-22 16:07:37,769 INFO L130 BoogieDeclarations]: Found specification of procedure vx_set_monitor_level [2021-12-22 16:07:37,769 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_set_monitor_level [2021-12-22 16:07:37,769 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-22 16:07:37,769 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-22 16:07:37,769 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2021-12-22 16:07:37,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2021-12-22 16:07:37,769 INFO L130 BoogieDeclarations]: Found specification of procedure vx_stop_pipe [2021-12-22 16:07:37,769 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_stop_pipe [2021-12-22 16:07:37,769 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-22 16:07:37,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-22 16:07:37,769 INFO L130 BoogieDeclarations]: Found specification of procedure vx_send_irqa [2021-12-22 16:07:37,770 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_send_irqa [2021-12-22 16:07:37,770 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-22 16:07:37,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-22 16:07:37,770 INFO L130 BoogieDeclarations]: Found specification of procedure vx_free_pipe [2021-12-22 16:07:37,770 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_free_pipe [2021-12-22 16:07:37,770 INFO L130 BoogieDeclarations]: Found specification of procedure vx_set_stream_cmd_params [2021-12-22 16:07:37,770 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_set_stream_cmd_params [2021-12-22 16:07:37,771 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pcm_hw_constraint_step [2021-12-22 16:07:37,771 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pcm_hw_constraint_step [2021-12-22 16:07:37,771 INFO L130 BoogieDeclarations]: Found specification of procedure vx_pcm_hw_params [2021-12-22 16:07:37,771 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_pcm_hw_params [2021-12-22 16:07:37,771 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_lock_of_vx_core [2021-12-22 16:07:37,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_lock_of_vx_core [2021-12-22 16:07:37,771 INFO L130 BoogieDeclarations]: Found specification of procedure vx_pcm_playback_open [2021-12-22 16:07:37,771 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_pcm_playback_open [2021-12-22 16:07:37,771 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-22 16:07:37,772 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-22 16:07:37,772 INFO L130 BoogieDeclarations]: Found specification of procedure vx_toggle_dac_mute [2021-12-22 16:07:37,772 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_toggle_dac_mute [2021-12-22 16:07:37,772 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2021-12-22 16:07:37,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2021-12-22 16:07:37,772 INFO L130 BoogieDeclarations]: Found specification of procedure vx_reset_chk [2021-12-22 16:07:37,772 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_reset_chk [2021-12-22 16:07:37,772 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2021-12-22 16:07:37,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2021-12-22 16:07:37,772 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-22 16:07:37,772 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2021-12-22 16:07:37,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2021-12-22 16:07:37,773 INFO L130 BoogieDeclarations]: Found specification of procedure vx_start_stream [2021-12-22 16:07:37,773 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_start_stream [2021-12-22 16:07:37,773 INFO L130 BoogieDeclarations]: Found specification of procedure vx_send_rih_nolock [2021-12-22 16:07:37,773 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_send_rih_nolock [2021-12-22 16:07:37,773 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-22 16:07:37,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-22 16:07:37,773 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-22 16:07:37,773 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-22 16:07:37,773 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2021-12-22 16:07:37,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2021-12-22 16:07:37,774 INFO L130 BoogieDeclarations]: Found specification of procedure vx_pcm_trigger [2021-12-22 16:07:37,774 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_pcm_trigger [2021-12-22 16:07:37,774 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-12-22 16:07:37,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-12-22 16:07:37,774 INFO L130 BoogieDeclarations]: Found specification of procedure vx_get_pipe_state [2021-12-22 16:07:37,774 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_get_pipe_state [2021-12-22 16:07:37,774 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-22 16:07:37,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-22 16:07:37,774 INFO L130 BoogieDeclarations]: Found specification of procedure vx_pcm_playback_close [2021-12-22 16:07:37,774 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_pcm_playback_close [2021-12-22 16:07:37,774 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2021-12-22 16:07:37,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2021-12-22 16:07:37,775 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2021-12-22 16:07:37,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2021-12-22 16:07:37,775 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2021-12-22 16:07:37,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2021-12-22 16:07:37,775 INFO L130 BoogieDeclarations]: Found specification of procedure vx_send_rih [2021-12-22 16:07:37,775 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_send_rih [2021-12-22 16:07:37,775 INFO L130 BoogieDeclarations]: Found specification of procedure vx_send_msg_nolock [2021-12-22 16:07:37,775 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_send_msg_nolock [2021-12-22 16:07:37,775 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2021-12-22 16:07:37,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2021-12-22 16:07:37,776 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-22 16:07:37,776 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-22 16:07:37,776 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2021-12-22 16:07:37,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2021-12-22 16:07:37,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-22 16:07:37,776 INFO L130 BoogieDeclarations]: Found specification of procedure vx_update_pipe_position [2021-12-22 16:07:37,776 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_update_pipe_position [2021-12-22 16:07:37,776 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2021-12-22 16:07:37,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2021-12-22 16:07:37,776 INFO L130 BoogieDeclarations]: Found specification of procedure vx_pcm_playback_transfer [2021-12-22 16:07:37,777 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_pcm_playback_transfer [2021-12-22 16:07:37,777 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-22 16:07:37,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-22 16:07:37,777 INFO L130 BoogieDeclarations]: Found specification of procedure vx_pcm_prepare [2021-12-22 16:07:37,777 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_pcm_prepare [2021-12-22 16:07:37,777 INFO L130 BoogieDeclarations]: Found specification of procedure vx_pcm_playback_transfer_chunk [2021-12-22 16:07:37,777 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_pcm_playback_transfer_chunk [2021-12-22 16:07:37,777 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2021-12-22 16:07:37,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2021-12-22 16:07:37,777 INFO L130 BoogieDeclarations]: Found specification of procedure vx_pcm_hw_free [2021-12-22 16:07:37,778 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_pcm_hw_free [2021-12-22 16:07:37,778 INFO L130 BoogieDeclarations]: Found specification of procedure frames_to_bytes [2021-12-22 16:07:37,778 INFO L138 BoogieDeclarations]: Found implementation of procedure frames_to_bytes [2021-12-22 16:07:37,778 INFO L130 BoogieDeclarations]: Found specification of procedure snd_vx_inb [2021-12-22 16:07:37,778 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_vx_inb [2021-12-22 16:07:37,778 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pcm_lib_ioctl [2021-12-22 16:07:37,778 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pcm_lib_ioctl [2021-12-22 16:07:37,778 INFO L130 BoogieDeclarations]: Found specification of procedure snd_vx_check_reg_bit [2021-12-22 16:07:37,778 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_vx_check_reg_bit [2021-12-22 16:07:37,778 INFO L130 BoogieDeclarations]: Found specification of procedure vx_toggle_pipe [2021-12-22 16:07:37,778 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_toggle_pipe [2021-12-22 16:07:37,779 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-12-22 16:07:37,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-12-22 16:07:37,779 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2021-12-22 16:07:37,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2021-12-22 16:07:37,779 INFO L130 BoogieDeclarations]: Found specification of procedure vx_set_internal_clock [2021-12-22 16:07:37,779 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_set_internal_clock [2021-12-22 16:07:37,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-22 16:07:37,779 INFO L130 BoogieDeclarations]: Found specification of procedure vx_init_rmh [2021-12-22 16:07:37,779 INFO L138 BoogieDeclarations]: Found implementation of procedure vx_init_rmh [2021-12-22 16:07:37,779 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~VOID [2021-12-22 16:07:37,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~VOID [2021-12-22 16:07:38,250 INFO L234 CfgBuilder]: Building ICFG [2021-12-22 16:07:38,252 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-22 16:07:38,342 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-22 16:07:45,384 INFO L275 CfgBuilder]: Performing block encoding [2021-12-22 16:07:45,403 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-22 16:07:45,403 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-12-22 16:07:45,410 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 04:07:45 BoogieIcfgContainer [2021-12-22 16:07:45,410 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-22 16:07:45,412 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-22 16:07:45,412 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-22 16:07:45,414 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-22 16:07:45,415 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 04:07:33" (1/3) ... [2021-12-22 16:07:45,415 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1da86820 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 04:07:45, skipping insertion in model container [2021-12-22 16:07:45,416 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 04:07:37" (2/3) ... [2021-12-22 16:07:45,416 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1da86820 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 04:07:45, skipping insertion in model container [2021-12-22 16:07:45,416 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 04:07:45" (3/3) ... [2021-12-22 16:07:45,418 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---sound--drivers--vx--snd-vx-lib.ko.cil.i [2021-12-22 16:07:45,422 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-22 16:07:45,422 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 25 error locations. [2021-12-22 16:07:45,471 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-22 16:07:45,476 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 [2021-12-22 16:07:45,476 INFO L340 AbstractCegarLoop]: Starting to check reachability of 25 error locations. [2021-12-22 16:07:45,516 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) [2021-12-22 16:07:45,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-12-22 16:07:45,521 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 16:07:45,521 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] [2021-12-22 16:07:45,522 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)] === [2021-12-22 16:07:45,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 16:07:45,528 INFO L85 PathProgramCache]: Analyzing trace with hash -162993067, now seen corresponding path program 1 times [2021-12-22 16:07:45,536 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 16:07:45,537 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1426266606] [2021-12-22 16:07:45,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 16:07:45,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 16:07:45,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:45,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 16:07:45,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:46,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-22 16:07:46,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:46,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-22 16:07:46,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:46,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-22 16:07:46,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:46,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 16:07:46,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:46,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-22 16:07:46,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:46,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-12-22 16:07:46,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:46,108 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-12-22 16:07:46,108 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 16:07:46,108 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1426266606] [2021-12-22 16:07:46,109 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1426266606] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 16:07:46,110 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 16:07:46,111 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-22 16:07:46,112 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1107985808] [2021-12-22 16:07:46,113 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 16:07:46,116 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-22 16:07:46,116 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 16:07:46,137 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-22 16:07:46,138 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-22 16:07:46,143 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) [2021-12-22 16:07:48,612 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 16:07:51,836 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 16:07:52,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 16:07:52,659 INFO L93 Difference]: Finished difference Result 2544 states and 3596 transitions. [2021-12-22 16:07:52,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-22 16:07:52,661 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 [2021-12-22 16:07:52,662 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 16:07:52,677 INFO L225 Difference]: With dead ends: 2544 [2021-12-22 16:07:52,678 INFO L226 Difference]: Without dead ends: 1275 [2021-12-22 16:07:52,686 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 [2021-12-22 16:07:52,689 INFO L933 BasicCegarLoop]: 1467 mSDtfsCounter, 2989 mSDsluCounter, 808 mSDsCounter, 0 mSdLazyCounter, 1566 mSolverCounterSat, 1576 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.7s 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, 6.2s IncrementalHoareTripleChecker+Time [2021-12-22 16:07:52,689 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3069 Valid, 2275 Invalid, 3143 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1576 Valid, 1566 Invalid, 1 Unknown, 0 Unchecked, 6.2s Time] [2021-12-22 16:07:52,704 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1275 states. [2021-12-22 16:07:52,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1275 to 1275. [2021-12-22 16:07:52,808 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) [2021-12-22 16:07:52,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1275 states to 1275 states and 1686 transitions. [2021-12-22 16:07:52,820 INFO L78 Accepts]: Start accepts. Automaton has 1275 states and 1686 transitions. Word has length 49 [2021-12-22 16:07:52,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 16:07:52,821 INFO L470 AbstractCegarLoop]: Abstraction has 1275 states and 1686 transitions. [2021-12-22 16:07:52,821 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) [2021-12-22 16:07:52,822 INFO L276 IsEmpty]: Start isEmpty. Operand 1275 states and 1686 transitions. [2021-12-22 16:07:52,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-12-22 16:07:52,824 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 16:07:52,824 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] [2021-12-22 16:07:52,824 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-22 16:07:52,824 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)] === [2021-12-22 16:07:52,825 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 16:07:52,825 INFO L85 PathProgramCache]: Analyzing trace with hash 469508616, now seen corresponding path program 1 times [2021-12-22 16:07:52,825 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 16:07:52,825 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [945763226] [2021-12-22 16:07:52,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 16:07:52,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 16:07:52,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:53,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 16:07:53,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:53,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-22 16:07:53,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:53,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-22 16:07:53,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:53,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-22 16:07:53,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:53,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 16:07:53,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:53,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-22 16:07:53,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:53,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-12-22 16:07:53,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:53,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2021-12-22 16:07:53,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:53,165 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-12-22 16:07:53,166 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 16:07:53,166 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [945763226] [2021-12-22 16:07:53,166 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [945763226] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 16:07:53,166 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 16:07:53,166 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-22 16:07:53,167 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [760976989] [2021-12-22 16:07:53,167 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 16:07:53,168 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-22 16:07:53,168 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 16:07:53,168 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-22 16:07:53,168 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-22 16:07:53,169 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) [2021-12-22 16:07:55,620 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 [] [2021-12-22 16:07:59,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 16:07:59,021 INFO L93 Difference]: Finished difference Result 1275 states and 1686 transitions. [2021-12-22 16:07:59,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-22 16:07:59,022 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 [2021-12-22 16:07:59,022 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 16:07:59,028 INFO L225 Difference]: With dead ends: 1275 [2021-12-22 16:07:59,028 INFO L226 Difference]: Without dead ends: 1273 [2021-12-22 16:07:59,029 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 [2021-12-22 16:07:59,029 INFO L933 BasicCegarLoop]: 1449 mSDtfsCounter, 2957 mSDsluCounter, 790 mSDsCounter, 0 mSdLazyCounter, 1554 mSolverCounterSat, 1568 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.2s 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, 5.7s IncrementalHoareTripleChecker+Time [2021-12-22 16:07:59,030 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3034 Valid, 2239 Invalid, 3123 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1568 Valid, 1554 Invalid, 1 Unknown, 0 Unchecked, 5.7s Time] [2021-12-22 16:07:59,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1273 states. [2021-12-22 16:07:59,085 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1273 to 1273. [2021-12-22 16:07:59,087 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) [2021-12-22 16:07:59,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1273 states to 1273 states and 1684 transitions. [2021-12-22 16:07:59,093 INFO L78 Accepts]: Start accepts. Automaton has 1273 states and 1684 transitions. Word has length 55 [2021-12-22 16:07:59,094 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 16:07:59,094 INFO L470 AbstractCegarLoop]: Abstraction has 1273 states and 1684 transitions. [2021-12-22 16:07:59,094 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) [2021-12-22 16:07:59,094 INFO L276 IsEmpty]: Start isEmpty. Operand 1273 states and 1684 transitions. [2021-12-22 16:07:59,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-12-22 16:07:59,095 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 16:07:59,096 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] [2021-12-22 16:07:59,096 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-22 16:07:59,096 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)] === [2021-12-22 16:07:59,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 16:07:59,096 INFO L85 PathProgramCache]: Analyzing trace with hash -1474442499, now seen corresponding path program 1 times [2021-12-22 16:07:59,097 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 16:07:59,097 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [391433367] [2021-12-22 16:07:59,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 16:07:59,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 16:07:59,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:59,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 16:07:59,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:59,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-22 16:07:59,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:59,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-22 16:07:59,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:59,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-22 16:07:59,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:59,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 16:07:59,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:59,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-22 16:07:59,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:59,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-12-22 16:07:59,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:59,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2021-12-22 16:07:59,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:59,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-12-22 16:07:59,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:07:59,333 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-12-22 16:07:59,333 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 16:07:59,333 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [391433367] [2021-12-22 16:07:59,333 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [391433367] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 16:07:59,333 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 16:07:59,334 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-22 16:07:59,334 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1365015510] [2021-12-22 16:07:59,334 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 16:07:59,334 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-22 16:07:59,334 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 16:07:59,335 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-22 16:07:59,335 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-22 16:07:59,336 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) [2021-12-22 16:08:02,504 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 16:08:05,583 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 16:08:06,421 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 16:08:06,421 INFO L93 Difference]: Finished difference Result 1273 states and 1684 transitions. [2021-12-22 16:08:06,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-22 16:08:06,422 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 [2021-12-22 16:08:06,422 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 16:08:06,429 INFO L225 Difference]: With dead ends: 1273 [2021-12-22 16:08:06,429 INFO L226 Difference]: Without dead ends: 1271 [2021-12-22 16:08:06,429 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 [2021-12-22 16:08:06,430 INFO L933 BasicCegarLoop]: 1447 mSDtfsCounter, 2951 mSDsluCounter, 790 mSDsCounter, 0 mSdLazyCounter, 1551 mSolverCounterSat, 1568 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3027 SdHoareTripleChecker+Valid, 2237 SdHoareTripleChecker+Invalid, 3121 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1568 IncrementalHoareTripleChecker+Valid, 1551 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.9s IncrementalHoareTripleChecker+Time [2021-12-22 16:08:06,430 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3027 Valid, 2237 Invalid, 3121 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1568 Valid, 1551 Invalid, 2 Unknown, 0 Unchecked, 6.9s Time] [2021-12-22 16:08:06,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1271 states. [2021-12-22 16:08:06,469 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1271 to 1271. [2021-12-22 16:08:06,471 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) [2021-12-22 16:08:06,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1271 states to 1271 states and 1682 transitions. [2021-12-22 16:08:06,476 INFO L78 Accepts]: Start accepts. Automaton has 1271 states and 1682 transitions. Word has length 61 [2021-12-22 16:08:06,477 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 16:08:06,477 INFO L470 AbstractCegarLoop]: Abstraction has 1271 states and 1682 transitions. [2021-12-22 16:08:06,478 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) [2021-12-22 16:08:06,478 INFO L276 IsEmpty]: Start isEmpty. Operand 1271 states and 1682 transitions. [2021-12-22 16:08:06,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-12-22 16:08:06,480 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 16:08:06,480 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] [2021-12-22 16:08:06,480 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-22 16:08:06,480 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)] === [2021-12-22 16:08:06,481 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 16:08:06,481 INFO L85 PathProgramCache]: Analyzing trace with hash 1246115291, now seen corresponding path program 1 times [2021-12-22 16:08:06,481 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 16:08:06,481 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1300329651] [2021-12-22 16:08:06,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 16:08:06,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 16:08:06,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:08:06,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 16:08:06,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:08:06,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-22 16:08:06,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:08:06,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-22 16:08:06,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:08:06,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-22 16:08:06,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:08:06,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 16:08:06,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:08:06,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-22 16:08:06,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:08:06,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-12-22 16:08:06,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:08:06,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2021-12-22 16:08:06,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:08:06,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-12-22 16:08:06,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:08:06,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2021-12-22 16:08:06,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:08:06,771 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-12-22 16:08:06,772 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 16:08:06,772 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1300329651] [2021-12-22 16:08:06,772 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1300329651] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 16:08:06,772 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 16:08:06,772 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-22 16:08:06,772 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1190746181] [2021-12-22 16:08:06,773 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 16:08:06,773 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-22 16:08:06,773 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 16:08:06,774 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-22 16:08:06,774 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-22 16:08:06,774 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) [2021-12-22 16:08:11,335 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 16:08:11,335 INFO L93 Difference]: Finished difference Result 1271 states and 1682 transitions. [2021-12-22 16:08:11,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-22 16:08:11,335 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 [2021-12-22 16:08:11,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 16:08:11,341 INFO L225 Difference]: With dead ends: 1271 [2021-12-22 16:08:11,341 INFO L226 Difference]: Without dead ends: 1269 [2021-12-22 16:08:11,341 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 [2021-12-22 16:08:11,342 INFO L933 BasicCegarLoop]: 1445 mSDtfsCounter, 2945 mSDsluCounter, 790 mSDsCounter, 0 mSdLazyCounter, 1551 mSolverCounterSat, 1568 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3020 SdHoareTripleChecker+Valid, 2235 SdHoareTripleChecker+Invalid, 3119 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1568 IncrementalHoareTripleChecker+Valid, 1551 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2021-12-22 16:08:11,343 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3020 Valid, 2235 Invalid, 3119 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1568 Valid, 1551 Invalid, 0 Unknown, 0 Unchecked, 4.4s Time] [2021-12-22 16:08:11,346 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1269 states. [2021-12-22 16:08:11,375 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1269 to 1269. [2021-12-22 16:08:11,376 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) [2021-12-22 16:08:11,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1269 states to 1269 states and 1680 transitions. [2021-12-22 16:08:11,382 INFO L78 Accepts]: Start accepts. Automaton has 1269 states and 1680 transitions. Word has length 67 [2021-12-22 16:08:11,383 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 16:08:11,383 INFO L470 AbstractCegarLoop]: Abstraction has 1269 states and 1680 transitions. [2021-12-22 16:08:11,383 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) [2021-12-22 16:08:11,384 INFO L276 IsEmpty]: Start isEmpty. Operand 1269 states and 1680 transitions. [2021-12-22 16:08:11,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-12-22 16:08:11,388 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 16:08:11,388 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] [2021-12-22 16:08:11,388 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-22 16:08:11,388 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)] === [2021-12-22 16:08:11,388 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 16:08:11,388 INFO L85 PathProgramCache]: Analyzing trace with hash -636126453, now seen corresponding path program 1 times [2021-12-22 16:08:11,389 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 16:08:11,389 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [863077917] [2021-12-22 16:08:11,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 16:08:11,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 16:08:11,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:08:11,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 16:08:11,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:08:11,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-22 16:08:11,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:08:11,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-22 16:08:11,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:08:11,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-22 16:08:11,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:08:11,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 16:08:11,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:08:11,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-22 16:08:11,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:08:11,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-12-22 16:08:11,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:08:11,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2021-12-22 16:08:11,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:08:11,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-12-22 16:08:11,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:08:11,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2021-12-22 16:08:11,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:08:11,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2021-12-22 16:08:11,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:08:11,650 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-12-22 16:08:11,650 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 16:08:11,650 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [863077917] [2021-12-22 16:08:11,651 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [863077917] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 16:08:11,651 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 16:08:11,651 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-22 16:08:11,651 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [427692566] [2021-12-22 16:08:11,651 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 16:08:11,652 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-22 16:08:11,652 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 16:08:11,652 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-22 16:08:11,653 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-22 16:08:11,653 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) [2021-12-22 16:08:15,528 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 16:08:16,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 16:08:16,294 INFO L93 Difference]: Finished difference Result 1269 states and 1680 transitions. [2021-12-22 16:08:16,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-22 16:08:16,295 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 [2021-12-22 16:08:16,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 16:08:16,300 INFO L225 Difference]: With dead ends: 1269 [2021-12-22 16:08:16,300 INFO L226 Difference]: Without dead ends: 1267 [2021-12-22 16:08:16,300 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 [2021-12-22 16:08:16,301 INFO L933 BasicCegarLoop]: 1443 mSDtfsCounter, 2939 mSDsluCounter, 790 mSDsCounter, 0 mSdLazyCounter, 1549 mSolverCounterSat, 1568 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s 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, 4.5s IncrementalHoareTripleChecker+Time [2021-12-22 16:08:16,301 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3013 Valid, 2233 Invalid, 3117 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1568 Valid, 1549 Invalid, 0 Unknown, 0 Unchecked, 4.5s Time] [2021-12-22 16:08:16,302 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1267 states. [2021-12-22 16:08:16,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1267 to 1267. [2021-12-22 16:08:16,330 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) [2021-12-22 16:08:16,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1267 states to 1267 states and 1678 transitions. [2021-12-22 16:08:16,335 INFO L78 Accepts]: Start accepts. Automaton has 1267 states and 1678 transitions. Word has length 73 [2021-12-22 16:08:16,335 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 16:08:16,335 INFO L470 AbstractCegarLoop]: Abstraction has 1267 states and 1678 transitions. [2021-12-22 16:08:16,335 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) [2021-12-22 16:08:16,335 INFO L276 IsEmpty]: Start isEmpty. Operand 1267 states and 1678 transitions. [2021-12-22 16:08:16,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-12-22 16:08:16,336 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 16:08:16,336 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] [2021-12-22 16:08:16,336 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-12-22 16:08:16,336 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)] === [2021-12-22 16:08:16,337 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 16:08:16,337 INFO L85 PathProgramCache]: Analyzing trace with hash -513502878, now seen corresponding path program 1 times [2021-12-22 16:08:16,337 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 16:08:16,337 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [296854517] [2021-12-22 16:08:16,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 16:08:16,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 16:08:16,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:08:16,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 16:08:16,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:08:16,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-22 16:08:16,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:08:16,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-22 16:08:16,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:08:16,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-22 16:08:16,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:08:16,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 16:08:16,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:08:16,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-22 16:08:16,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:08:16,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-12-22 16:08:16,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:08:16,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2021-12-22 16:08:16,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:08:16,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-12-22 16:08:16,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:08:16,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2021-12-22 16:08:16,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:08:16,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2021-12-22 16:08:16,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:08:16,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-22 16:08:16,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:08:16,569 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-12-22 16:08:16,570 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 16:08:16,570 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [296854517] [2021-12-22 16:08:16,570 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [296854517] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 16:08:16,570 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 16:08:16,570 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-22 16:08:16,570 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [304332673] [2021-12-22 16:08:16,570 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 16:08:16,571 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-22 16:08:16,571 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 16:08:16,571 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-22 16:08:16,571 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-22 16:08:16,571 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) [2021-12-22 16:08:21,167 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 16:08:21,881 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 16:08:21,881 INFO L93 Difference]: Finished difference Result 1267 states and 1678 transitions. [2021-12-22 16:08:21,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-22 16:08:21,882 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 [2021-12-22 16:08:21,882 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 16:08:21,887 INFO L225 Difference]: With dead ends: 1267 [2021-12-22 16:08:21,887 INFO L226 Difference]: Without dead ends: 1265 [2021-12-22 16:08:21,887 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 [2021-12-22 16:08:21,889 INFO L933 BasicCegarLoop]: 1441 mSDtfsCounter, 2933 mSDsluCounter, 790 mSDsCounter, 0 mSdLazyCounter, 1546 mSolverCounterSat, 1568 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s 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, 5.2s IncrementalHoareTripleChecker+Time [2021-12-22 16:08:21,890 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3006 Valid, 2231 Invalid, 3115 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1568 Valid, 1546 Invalid, 1 Unknown, 0 Unchecked, 5.2s Time] [2021-12-22 16:08:21,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1265 states. [2021-12-22 16:08:21,920 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1265 to 1265. [2021-12-22 16:08:21,922 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) [2021-12-22 16:08:21,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1265 states to 1265 states and 1676 transitions. [2021-12-22 16:08:21,927 INFO L78 Accepts]: Start accepts. Automaton has 1265 states and 1676 transitions. Word has length 79 [2021-12-22 16:08:21,928 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 16:08:21,928 INFO L470 AbstractCegarLoop]: Abstraction has 1265 states and 1676 transitions. [2021-12-22 16:08:21,928 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) [2021-12-22 16:08:21,928 INFO L276 IsEmpty]: Start isEmpty. Operand 1265 states and 1676 transitions. [2021-12-22 16:08:21,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-12-22 16:08:21,931 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 16:08:21,931 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] [2021-12-22 16:08:21,931 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-12-22 16:08:21,931 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)] === [2021-12-22 16:08:21,932 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 16:08:21,932 INFO L85 PathProgramCache]: Analyzing trace with hash -1830884100, now seen corresponding path program 1 times [2021-12-22 16:08:21,932 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 16:08:21,932 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [902699060] [2021-12-22 16:08:21,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 16:08:21,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 16:08:21,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:08:22,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 16:08:22,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:08:22,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-22 16:08:22,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:08:22,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-22 16:08:22,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:08:22,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-22 16:08:22,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:08:22,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 16:08:22,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:08:22,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-22 16:08:22,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:08:22,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-12-22 16:08:22,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:08:22,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2021-12-22 16:08:22,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:08:22,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-12-22 16:08:22,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:08:22,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2021-12-22 16:08:22,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:08:22,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2021-12-22 16:08:22,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:08:22,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-22 16:08:22,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:08:22,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2021-12-22 16:08:22,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:08:22,171 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-12-22 16:08:22,171 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 16:08:22,172 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [902699060] [2021-12-22 16:08:22,172 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [902699060] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 16:08:22,172 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 16:08:22,172 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-22 16:08:22,172 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1013979783] [2021-12-22 16:08:22,172 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 16:08:22,173 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-22 16:08:22,173 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 16:08:22,173 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-22 16:08:22,173 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-22 16:08:22,174 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) [2021-12-22 16:08:25,365 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 16:08:28,390 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 16:08:29,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 16:08:29,041 INFO L93 Difference]: Finished difference Result 1265 states and 1676 transitions. [2021-12-22 16:08:29,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-22 16:08:29,042 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 [2021-12-22 16:08:29,042 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 16:08:29,056 INFO L225 Difference]: With dead ends: 1265 [2021-12-22 16:08:29,056 INFO L226 Difference]: Without dead ends: 1263 [2021-12-22 16:08:29,057 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 [2021-12-22 16:08:29,059 INFO L933 BasicCegarLoop]: 1439 mSDtfsCounter, 2927 mSDsluCounter, 790 mSDsCounter, 0 mSdLazyCounter, 1543 mSolverCounterSat, 1568 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2999 SdHoareTripleChecker+Valid, 2229 SdHoareTripleChecker+Invalid, 3113 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1568 IncrementalHoareTripleChecker+Valid, 1543 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.7s IncrementalHoareTripleChecker+Time [2021-12-22 16:08:29,059 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2999 Valid, 2229 Invalid, 3113 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1568 Valid, 1543 Invalid, 2 Unknown, 0 Unchecked, 6.7s Time] [2021-12-22 16:08:29,062 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1263 states. [2021-12-22 16:08:29,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1263 to 1263. [2021-12-22 16:08:29,137 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) [2021-12-22 16:08:29,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1263 states to 1263 states and 1674 transitions. [2021-12-22 16:08:29,143 INFO L78 Accepts]: Start accepts. Automaton has 1263 states and 1674 transitions. Word has length 85 [2021-12-22 16:08:29,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 16:08:29,143 INFO L470 AbstractCegarLoop]: Abstraction has 1263 states and 1674 transitions. [2021-12-22 16:08:29,144 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) [2021-12-22 16:08:29,144 INFO L276 IsEmpty]: Start isEmpty. Operand 1263 states and 1674 transitions. [2021-12-22 16:08:29,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-12-22 16:08:29,148 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 16:08:29,148 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] [2021-12-22 16:08:29,149 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-12-22 16:08:29,149 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)] === [2021-12-22 16:08:29,149 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 16:08:29,149 INFO L85 PathProgramCache]: Analyzing trace with hash -1565474190, now seen corresponding path program 1 times [2021-12-22 16:08:29,149 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 16:08:29,149 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [243013948] [2021-12-22 16:08:29,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 16:08:29,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 16:08:29,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:08:29,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 16:08:29,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:08:29,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-22 16:08:29,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:08:29,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-22 16:08:29,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:08:29,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-22 16:08:29,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:08:29,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 16:08:29,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:08:29,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-22 16:08:29,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:08:29,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-12-22 16:08:29,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:08:29,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2021-12-22 16:08:29,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:08:29,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-12-22 16:08:29,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:08:29,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2021-12-22 16:08:29,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:08:29,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2021-12-22 16:08:29,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:08:29,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-22 16:08:29,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:08:29,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2021-12-22 16:08:29,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:08:29,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2021-12-22 16:08:29,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:08:29,416 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-12-22 16:08:29,416 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 16:08:29,417 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [243013948] [2021-12-22 16:08:29,417 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [243013948] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 16:08:29,417 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 16:08:29,417 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-22 16:08:29,417 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [475461149] [2021-12-22 16:08:29,417 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 16:08:29,418 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-22 16:08:29,418 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 16:08:29,418 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-22 16:08:29,418 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-22 16:08:29,418 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) [2021-12-22 16:08:32,615 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 16:08:35,701 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 16:08:36,494 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 16:08:36,494 INFO L93 Difference]: Finished difference Result 1263 states and 1674 transitions. [2021-12-22 16:08:36,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-22 16:08:36,495 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 [2021-12-22 16:08:36,495 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 16:08:36,500 INFO L225 Difference]: With dead ends: 1263 [2021-12-22 16:08:36,500 INFO L226 Difference]: Without dead ends: 1261 [2021-12-22 16:08:36,500 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 [2021-12-22 16:08:36,501 INFO L933 BasicCegarLoop]: 1437 mSDtfsCounter, 2925 mSDsluCounter, 790 mSDsCounter, 0 mSdLazyCounter, 1537 mSolverCounterSat, 1568 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2996 SdHoareTripleChecker+Valid, 2227 SdHoareTripleChecker+Invalid, 3107 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1568 IncrementalHoareTripleChecker+Valid, 1537 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.9s IncrementalHoareTripleChecker+Time [2021-12-22 16:08:36,501 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2996 Valid, 2227 Invalid, 3107 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1568 Valid, 1537 Invalid, 2 Unknown, 0 Unchecked, 6.9s Time] [2021-12-22 16:08:36,502 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1261 states. [2021-12-22 16:08:36,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1261 to 1261. [2021-12-22 16:08:36,534 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) [2021-12-22 16:08:36,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1261 states to 1261 states and 1672 transitions. [2021-12-22 16:08:36,538 INFO L78 Accepts]: Start accepts. Automaton has 1261 states and 1672 transitions. Word has length 91 [2021-12-22 16:08:36,538 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 16:08:36,538 INFO L470 AbstractCegarLoop]: Abstraction has 1261 states and 1672 transitions. [2021-12-22 16:08:36,538 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) [2021-12-22 16:08:36,538 INFO L276 IsEmpty]: Start isEmpty. Operand 1261 states and 1672 transitions. [2021-12-22 16:08:36,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-12-22 16:08:36,539 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 16:08:36,539 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] [2021-12-22 16:08:36,539 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-12-22 16:08:36,540 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)] === [2021-12-22 16:08:36,540 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 16:08:36,540 INFO L85 PathProgramCache]: Analyzing trace with hash -1182003051, now seen corresponding path program 1 times [2021-12-22 16:08:36,540 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 16:08:36,540 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [506719485] [2021-12-22 16:08:36,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 16:08:36,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 16:08:36,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:08:36,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 16:08:36,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:08:36,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-22 16:08:36,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:08:36,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-22 16:08:36,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:08:36,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-22 16:08:36,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:08:36,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 16:08:36,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:08:36,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-22 16:08:36,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:08:36,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-12-22 16:08:36,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:08:36,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2021-12-22 16:08:36,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:08:36,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-12-22 16:08:36,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:08:36,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2021-12-22 16:08:36,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:08:36,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2021-12-22 16:08:36,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:08:36,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-22 16:08:36,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:08:36,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2021-12-22 16:08:36,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:08:36,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2021-12-22 16:08:36,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:08:36,756 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-12-22 16:08:36,756 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 16:08:36,757 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [506719485] [2021-12-22 16:08:36,757 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [506719485] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 16:08:36,757 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 16:08:36,757 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-22 16:08:36,757 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1292513095] [2021-12-22 16:08:36,757 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 16:08:36,758 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-22 16:08:36,758 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 16:08:36,758 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-22 16:08:36,758 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-22 16:08:36,759 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)