./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f4b24e32 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.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 c2e40c074e34eae853879e913dea35acffb5001042b37759d8583ab68da2fb52 --- Real Ultimate output --- This is Ultimate 0.2.2-?-f4b24e3 [2022-07-14 04:46:36,155 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-14 04:46:36,156 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-14 04:46:36,194 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-14 04:46:36,194 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-14 04:46:36,195 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-14 04:46:36,197 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-14 04:46:36,198 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-14 04:46:36,200 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-14 04:46:36,202 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-14 04:46:36,203 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-14 04:46:36,205 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-14 04:46:36,205 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-14 04:46:36,206 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-14 04:46:36,207 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-14 04:46:36,209 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-14 04:46:36,209 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-14 04:46:36,210 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-14 04:46:36,211 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-14 04:46:36,215 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-14 04:46:36,216 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-14 04:46:36,217 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-14 04:46:36,217 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-14 04:46:36,218 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-14 04:46:36,219 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-14 04:46:36,221 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-14 04:46:36,221 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-14 04:46:36,221 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-14 04:46:36,222 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-14 04:46:36,222 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-14 04:46:36,223 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-14 04:46:36,223 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-14 04:46:36,224 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-14 04:46:36,225 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-14 04:46:36,225 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-14 04:46:36,226 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-14 04:46:36,226 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-14 04:46:36,226 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-14 04:46:36,226 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-14 04:46:36,227 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-14 04:46:36,227 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-14 04:46:36,228 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-14 04:46:36,229 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-14 04:46:36,251 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-14 04:46:36,251 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-14 04:46:36,252 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-14 04:46:36,252 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-14 04:46:36,252 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-14 04:46:36,252 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-14 04:46:36,253 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-14 04:46:36,253 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-14 04:46:36,253 INFO L138 SettingsManager]: * Use SBE=true [2022-07-14 04:46:36,254 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-14 04:46:36,254 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-14 04:46:36,254 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-14 04:46:36,254 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-14 04:46:36,254 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-14 04:46:36,255 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-14 04:46:36,255 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-14 04:46:36,255 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-14 04:46:36,255 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-14 04:46:36,255 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-14 04:46:36,255 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-14 04:46:36,256 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-14 04:46:36,256 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-14 04:46:36,256 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-14 04:46:36,256 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-14 04:46:36,256 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-14 04:46:36,256 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-14 04:46:36,257 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-14 04:46:36,257 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-14 04:46:36,257 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-14 04:46:36,257 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-14 04:46:36,257 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c2e40c074e34eae853879e913dea35acffb5001042b37759d8583ab68da2fb52 [2022-07-14 04:46:36,447 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-14 04:46:36,473 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-14 04:46:36,475 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-14 04:46:36,475 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-14 04:46:36,479 INFO L275 PluginConnector]: CDTParser initialized [2022-07-14 04:46:36,480 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i [2022-07-14 04:46:36,537 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bae055801/de20ebe7284c427298df87c792e1a515/FLAG117a88bbe [2022-07-14 04:46:37,187 INFO L306 CDTParser]: Found 1 translation units. [2022-07-14 04:46:37,187 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i [2022-07-14 04:46:37,236 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bae055801/de20ebe7284c427298df87c792e1a515/FLAG117a88bbe [2022-07-14 04:46:37,280 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bae055801/de20ebe7284c427298df87c792e1a515 [2022-07-14 04:46:37,281 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-14 04:46:37,282 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-14 04:46:37,283 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-14 04:46:37,283 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-14 04:46:37,290 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-14 04:46:37,291 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 04:46:37" (1/1) ... [2022-07-14 04:46:37,291 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ceec9a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 04:46:37, skipping insertion in model container [2022-07-14 04:46:37,292 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 04:46:37" (1/1) ... [2022-07-14 04:46:37,296 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-14 04:46:37,404 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-14 04:46:41,240 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[552584,552597] [2022-07-14 04:46:41,242 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[552729,552742] [2022-07-14 04:46:41,242 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[552875,552888] [2022-07-14 04:46:41,243 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[553040,553053] [2022-07-14 04:46:41,243 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[553198,553211] [2022-07-14 04:46:41,243 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[553356,553369] [2022-07-14 04:46:41,244 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[553514,553527] [2022-07-14 04:46:41,244 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[553674,553687] [2022-07-14 04:46:41,244 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[553833,553846] [2022-07-14 04:46:41,245 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[553972,553985] [2022-07-14 04:46:41,245 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[554114,554127] [2022-07-14 04:46:41,245 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[554263,554276] [2022-07-14 04:46:41,246 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[554402,554415] [2022-07-14 04:46:41,246 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[554557,554570] [2022-07-14 04:46:41,246 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[554717,554730] [2022-07-14 04:46:41,247 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[554868,554881] [2022-07-14 04:46:41,247 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[555019,555032] [2022-07-14 04:46:41,247 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[555171,555184] [2022-07-14 04:46:41,248 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[555320,555333] [2022-07-14 04:46:41,248 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[555468,555481] [2022-07-14 04:46:41,248 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[555625,555638] [2022-07-14 04:46:41,249 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[555774,555787] [2022-07-14 04:46:41,249 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[555930,555943] [2022-07-14 04:46:41,249 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[556083,556096] [2022-07-14 04:46:41,250 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[556229,556242] [2022-07-14 04:46:41,250 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[556372,556385] [2022-07-14 04:46:41,250 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[556524,556537] [2022-07-14 04:46:41,251 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[556670,556683] [2022-07-14 04:46:41,251 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[556815,556828] [2022-07-14 04:46:41,251 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[556969,556982] [2022-07-14 04:46:41,252 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[557120,557133] [2022-07-14 04:46:41,252 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[557275,557288] [2022-07-14 04:46:41,252 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[557427,557440] [2022-07-14 04:46:41,253 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[557582,557595] [2022-07-14 04:46:41,253 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[557746,557759] [2022-07-14 04:46:41,253 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[557902,557915] [2022-07-14 04:46:41,254 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[558066,558079] [2022-07-14 04:46:41,254 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[558208,558221] [2022-07-14 04:46:41,254 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[558366,558379] [2022-07-14 04:46:41,255 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[558533,558546] [2022-07-14 04:46:41,255 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[558692,558705] [2022-07-14 04:46:41,255 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[558851,558864] [2022-07-14 04:46:41,255 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[559000,559013] [2022-07-14 04:46:41,256 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[559147,559160] [2022-07-14 04:46:41,256 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[559286,559299] [2022-07-14 04:46:41,256 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[559449,559462] [2022-07-14 04:46:41,257 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[559615,559628] [2022-07-14 04:46:41,257 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[559779,559792] [2022-07-14 04:46:41,257 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[559944,559957] [2022-07-14 04:46:41,258 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[560109,560122] [2022-07-14 04:46:41,258 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[560275,560288] [2022-07-14 04:46:41,258 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[560440,560453] [2022-07-14 04:46:41,259 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[560607,560620] [2022-07-14 04:46:41,259 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[560767,560780] [2022-07-14 04:46:41,259 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[560929,560942] [2022-07-14 04:46:41,260 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[561088,561101] [2022-07-14 04:46:41,260 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[561234,561247] [2022-07-14 04:46:41,260 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[561377,561390] [2022-07-14 04:46:41,260 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[561521,561534] [2022-07-14 04:46:41,261 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[561664,561677] [2022-07-14 04:46:41,261 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[561808,561821] [2022-07-14 04:46:41,261 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[561949,561962] [2022-07-14 04:46:41,262 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[562087,562100] [2022-07-14 04:46:41,262 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[562245,562258] [2022-07-14 04:46:41,262 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[562404,562417] [2022-07-14 04:46:41,263 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[562560,562573] [2022-07-14 04:46:41,263 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[562709,562722] [2022-07-14 04:46:41,263 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[562861,562874] [2022-07-14 04:46:41,264 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[563012,563025] [2022-07-14 04:46:41,264 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[563161,563174] [2022-07-14 04:46:41,264 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[563313,563326] [2022-07-14 04:46:41,265 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[563461,563474] [2022-07-14 04:46:41,265 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[563614,563627] [2022-07-14 04:46:41,265 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[563765,563778] [2022-07-14 04:46:41,265 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[563915,563928] [2022-07-14 04:46:41,266 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[564062,564075] [2022-07-14 04:46:41,266 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[564213,564226] [2022-07-14 04:46:41,266 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[564364,564377] [2022-07-14 04:46:41,267 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[564512,564525] [2022-07-14 04:46:41,267 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[564678,564691] [2022-07-14 04:46:41,267 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[564847,564860] [2022-07-14 04:46:41,268 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[565014,565027] [2022-07-14 04:46:41,268 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[565182,565195] [2022-07-14 04:46:41,268 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[565332,565345] [2022-07-14 04:46:41,269 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[565479,565492] [2022-07-14 04:46:41,269 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[565640,565653] [2022-07-14 04:46:41,269 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[565810,565823] [2022-07-14 04:46:41,269 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[565972,565985] [2022-07-14 04:46:41,278 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 04:46:41,310 INFO L203 MainTranslator]: Completed pre-run [2022-07-14 04:46:41,687 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[552584,552597] [2022-07-14 04:46:41,688 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[552729,552742] [2022-07-14 04:46:41,689 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[552875,552888] [2022-07-14 04:46:41,689 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[553040,553053] [2022-07-14 04:46:41,690 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[553198,553211] [2022-07-14 04:46:41,690 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[553356,553369] [2022-07-14 04:46:41,691 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[553514,553527] [2022-07-14 04:46:41,691 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[553674,553687] [2022-07-14 04:46:41,692 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[553833,553846] [2022-07-14 04:46:41,692 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[553972,553985] [2022-07-14 04:46:41,692 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[554114,554127] [2022-07-14 04:46:41,693 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[554263,554276] [2022-07-14 04:46:41,693 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[554402,554415] [2022-07-14 04:46:41,693 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[554557,554570] [2022-07-14 04:46:41,693 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[554717,554730] [2022-07-14 04:46:41,694 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[554868,554881] [2022-07-14 04:46:41,694 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[555019,555032] [2022-07-14 04:46:41,694 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[555171,555184] [2022-07-14 04:46:41,694 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[555320,555333] [2022-07-14 04:46:41,695 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[555468,555481] [2022-07-14 04:46:41,695 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[555625,555638] [2022-07-14 04:46:41,696 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[555774,555787] [2022-07-14 04:46:41,696 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[555930,555943] [2022-07-14 04:46:41,697 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[556083,556096] [2022-07-14 04:46:41,697 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[556229,556242] [2022-07-14 04:46:41,697 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[556372,556385] [2022-07-14 04:46:41,697 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[556524,556537] [2022-07-14 04:46:41,698 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[556670,556683] [2022-07-14 04:46:41,698 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[556815,556828] [2022-07-14 04:46:41,698 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[556969,556982] [2022-07-14 04:46:41,698 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[557120,557133] [2022-07-14 04:46:41,699 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[557275,557288] [2022-07-14 04:46:41,699 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[557427,557440] [2022-07-14 04:46:41,700 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[557582,557595] [2022-07-14 04:46:41,700 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[557746,557759] [2022-07-14 04:46:41,700 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[557902,557915] [2022-07-14 04:46:41,701 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[558066,558079] [2022-07-14 04:46:41,701 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[558208,558221] [2022-07-14 04:46:41,701 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[558366,558379] [2022-07-14 04:46:41,702 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[558533,558546] [2022-07-14 04:46:41,703 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[558692,558705] [2022-07-14 04:46:41,703 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[558851,558864] [2022-07-14 04:46:41,703 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[559000,559013] [2022-07-14 04:46:41,704 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[559147,559160] [2022-07-14 04:46:41,704 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[559286,559299] [2022-07-14 04:46:41,704 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[559449,559462] [2022-07-14 04:46:41,704 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[559615,559628] [2022-07-14 04:46:41,705 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[559779,559792] [2022-07-14 04:46:41,705 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[559944,559957] [2022-07-14 04:46:41,705 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[560109,560122] [2022-07-14 04:46:41,706 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[560275,560288] [2022-07-14 04:46:41,706 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[560440,560453] [2022-07-14 04:46:41,707 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[560607,560620] [2022-07-14 04:46:41,707 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[560767,560780] [2022-07-14 04:46:41,707 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[560929,560942] [2022-07-14 04:46:41,708 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[561088,561101] [2022-07-14 04:46:41,708 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[561234,561247] [2022-07-14 04:46:41,708 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[561377,561390] [2022-07-14 04:46:41,709 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[561521,561534] [2022-07-14 04:46:41,709 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[561664,561677] [2022-07-14 04:46:41,709 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[561808,561821] [2022-07-14 04:46:41,710 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[561949,561962] [2022-07-14 04:46:41,711 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[562087,562100] [2022-07-14 04:46:41,715 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[562245,562258] [2022-07-14 04:46:41,716 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[562404,562417] [2022-07-14 04:46:41,716 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[562560,562573] [2022-07-14 04:46:41,716 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[562709,562722] [2022-07-14 04:46:41,717 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[562861,562874] [2022-07-14 04:46:41,717 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[563012,563025] [2022-07-14 04:46:41,718 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[563161,563174] [2022-07-14 04:46:41,718 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[563313,563326] [2022-07-14 04:46:41,718 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[563461,563474] [2022-07-14 04:46:41,722 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[563614,563627] [2022-07-14 04:46:41,722 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[563765,563778] [2022-07-14 04:46:41,722 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[563915,563928] [2022-07-14 04:46:41,722 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[564062,564075] [2022-07-14 04:46:41,723 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[564213,564226] [2022-07-14 04:46:41,723 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[564364,564377] [2022-07-14 04:46:41,724 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[564512,564525] [2022-07-14 04:46:41,724 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[564678,564691] [2022-07-14 04:46:41,724 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[564847,564860] [2022-07-14 04:46:41,725 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[565014,565027] [2022-07-14 04:46:41,725 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[565182,565195] [2022-07-14 04:46:41,725 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[565332,565345] [2022-07-14 04:46:41,726 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[565479,565492] [2022-07-14 04:46:41,726 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[565640,565653] [2022-07-14 04:46:41,726 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[565810,565823] [2022-07-14 04:46:41,726 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[565972,565985] [2022-07-14 04:46:41,731 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 04:46:42,059 INFO L208 MainTranslator]: Completed translation [2022-07-14 04:46:42,059 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 04:46:42 WrapperNode [2022-07-14 04:46:42,059 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-14 04:46:42,060 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-14 04:46:42,060 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-14 04:46:42,060 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-14 04:46:42,065 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 04:46:42" (1/1) ... [2022-07-14 04:46:42,166 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 04:46:42" (1/1) ... [2022-07-14 04:46:42,342 INFO L137 Inliner]: procedures = 918, calls = 3168, calls flagged for inlining = 418, calls inlined = 342, statements flattened = 8058 [2022-07-14 04:46:42,343 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-14 04:46:42,344 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-14 04:46:42,344 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-14 04:46:42,344 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-14 04:46:42,351 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 04:46:42" (1/1) ... [2022-07-14 04:46:42,351 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 04:46:42" (1/1) ... [2022-07-14 04:46:42,384 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 04:46:42" (1/1) ... [2022-07-14 04:46:42,385 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 04:46:42" (1/1) ... [2022-07-14 04:46:42,475 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 04:46:42" (1/1) ... [2022-07-14 04:46:42,494 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 04:46:42" (1/1) ... [2022-07-14 04:46:42,536 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 04:46:42" (1/1) ... [2022-07-14 04:46:42,630 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-14 04:46:42,631 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-14 04:46:42,631 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-14 04:46:42,631 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-14 04:46:42,632 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 04:46:42" (1/1) ... [2022-07-14 04:46:42,637 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-14 04:46:42,643 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 04:46:42,656 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-14 04:46:42,673 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-14 04:46:42,681 INFO L130 BoogieDeclarations]: Found specification of procedure nla_get_u32 [2022-07-14 04:46:42,682 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_get_u32 [2022-07-14 04:46:42,682 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_total_size [2022-07-14 04:46:42,682 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_total_size [2022-07-14 04:46:42,682 INFO L130 BoogieDeclarations]: Found specification of procedure team_mode_option_get [2022-07-14 04:46:42,682 INFO L138 BoogieDeclarations]: Found implementation of procedure team_mode_option_get [2022-07-14 04:46:42,682 INFO L130 BoogieDeclarations]: Found specification of procedure __team_change_mode [2022-07-14 04:46:42,682 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_change_mode [2022-07-14 04:46:42,682 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put_u32 [2022-07-14 04:46:42,683 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put_u32 [2022-07-14 04:46:42,683 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_131 [2022-07-14 04:46:42,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_131 [2022-07-14 04:46:42,683 INFO L130 BoogieDeclarations]: Found specification of procedure team_init [2022-07-14 04:46:42,683 INFO L138 BoogieDeclarations]: Found implementation of procedure team_init [2022-07-14 04:46:42,683 INFO L130 BoogieDeclarations]: Found specification of procedure team_notify_peers_interval_set [2022-07-14 04:46:42,683 INFO L138 BoogieDeclarations]: Found implementation of procedure team_notify_peers_interval_set [2022-07-14 04:46:42,683 INFO L130 BoogieDeclarations]: Found specification of procedure team_del_slave [2022-07-14 04:46:42,683 INFO L138 BoogieDeclarations]: Found implementation of procedure team_del_slave [2022-07-14 04:46:42,683 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_if_positive [2022-07-14 04:46:42,684 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_if_positive [2022-07-14 04:46:42,684 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-07-14 04:46:42,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-07-14 04:46:42,684 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-07-14 04:46:42,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-07-14 04:46:42,684 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2022-07-14 04:46:42,684 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2022-07-14 04:46:42,684 INFO L130 BoogieDeclarations]: Found specification of procedure free_percpu [2022-07-14 04:46:42,684 INFO L138 BoogieDeclarations]: Found implementation of procedure free_percpu [2022-07-14 04:46:42,685 INFO L130 BoogieDeclarations]: Found specification of procedure team_priority_option_get [2022-07-14 04:46:42,685 INFO L138 BoogieDeclarations]: Found implementation of procedure team_priority_option_get [2022-07-14 04:46:42,685 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_net_rtnetlink__double_lock [2022-07-14 04:46:42,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_net_rtnetlink__double_lock [2022-07-14 04:46:42,685 INFO L130 BoogieDeclarations]: Found specification of procedure team_queue_override_fini [2022-07-14 04:46:42,685 INFO L138 BoogieDeclarations]: Found implementation of procedure team_queue_override_fini [2022-07-14 04:46:42,685 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-07-14 04:46:42,685 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-07-14 04:46:42,685 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_get_rtnl [2022-07-14 04:46:42,685 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_get_rtnl [2022-07-14 04:46:42,686 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2022-07-14 04:46:42,686 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2022-07-14 04:46:42,686 INFO L130 BoogieDeclarations]: Found specification of procedure team_set_mac_address [2022-07-14 04:46:42,686 INFO L138 BoogieDeclarations]: Found implementation of procedure team_set_mac_address [2022-07-14 04:46:42,686 INFO L130 BoogieDeclarations]: Found specification of procedure team_notify_peers_count_set [2022-07-14 04:46:42,686 INFO L138 BoogieDeclarations]: Found implementation of procedure team_notify_peers_count_set [2022-07-14 04:46:42,686 INFO L130 BoogieDeclarations]: Found specification of procedure team_add_slave [2022-07-14 04:46:42,686 INFO L138 BoogieDeclarations]: Found implementation of procedure team_add_slave [2022-07-14 04:46:42,686 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add [2022-07-14 04:46:42,686 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add [2022-07-14 04:46:42,687 INFO L130 BoogieDeclarations]: Found specification of procedure __team_option_inst_del_option [2022-07-14 04:46:42,687 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_option_inst_del_option [2022-07-14 04:46:42,687 INFO L130 BoogieDeclarations]: Found specification of procedure team_mode_put [2022-07-14 04:46:42,687 INFO L138 BoogieDeclarations]: Found implementation of procedure team_mode_put [2022-07-14 04:46:42,687 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-07-14 04:46:42,687 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-07-14 04:46:42,687 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2022-07-14 04:46:42,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2022-07-14 04:46:42,687 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_new [2022-07-14 04:46:42,687 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_new [2022-07-14 04:46:42,688 INFO L130 BoogieDeclarations]: Found specification of procedure team_notify_peers [2022-07-14 04:46:42,688 INFO L138 BoogieDeclarations]: Found implementation of procedure team_notify_peers [2022-07-14 04:46:42,688 INFO L130 BoogieDeclarations]: Found specification of procedure hlist_del_rcu [2022-07-14 04:46:42,688 INFO L138 BoogieDeclarations]: Found implementation of procedure hlist_del_rcu [2022-07-14 04:46:42,688 INFO L130 BoogieDeclarations]: Found specification of procedure __team_netpoll_cleanup [2022-07-14 04:46:42,688 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_netpoll_cleanup [2022-07-14 04:46:42,688 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-07-14 04:46:42,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-07-14 04:46:42,688 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-07-14 04:46:42,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-07-14 04:46:42,689 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put_u8 [2022-07-14 04:46:42,689 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put_u8 [2022-07-14 04:46:42,689 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-14 04:46:42,689 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2022-07-14 04:46:42,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2022-07-14 04:46:42,689 INFO L130 BoogieDeclarations]: Found specification of procedure __find_mode [2022-07-14 04:46:42,689 INFO L138 BoogieDeclarations]: Found implementation of procedure __find_mode [2022-07-14 04:46:42,689 INFO L130 BoogieDeclarations]: Found specification of procedure team_ethtool_get_drvinfo [2022-07-14 04:46:42,689 INFO L138 BoogieDeclarations]: Found implementation of procedure team_ethtool_get_drvinfo [2022-07-14 04:46:42,689 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2022-07-14 04:46:42,690 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2022-07-14 04:46:42,690 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_put [2022-07-14 04:46:42,690 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_put [2022-07-14 04:46:42,690 INFO L130 BoogieDeclarations]: Found specification of procedure team_set_rx_mode [2022-07-14 04:46:42,690 INFO L138 BoogieDeclarations]: Found implementation of procedure team_set_rx_mode [2022-07-14 04:46:42,690 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-07-14 04:46:42,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-07-14 04:46:42,690 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2022-07-14 04:46:42,690 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2022-07-14 04:46:42,690 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-14 04:46:42,691 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2022-07-14 04:46:42,691 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2022-07-14 04:46:42,691 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-14 04:46:42,691 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-07-14 04:46:42,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-07-14 04:46:42,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-14 04:46:42,691 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-07-14 04:46:42,691 INFO L130 BoogieDeclarations]: Found specification of procedure team_user_linkup_en_option_get [2022-07-14 04:46:42,691 INFO L138 BoogieDeclarations]: Found implementation of procedure team_user_linkup_en_option_get [2022-07-14 04:46:42,691 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_en_option_set [2022-07-14 04:46:42,692 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_en_option_set [2022-07-14 04:46:42,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_48 [2022-07-14 04:46:42,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_48 [2022-07-14 04:46:42,692 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_cmd_options_set [2022-07-14 04:46:42,692 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_cmd_options_set [2022-07-14 04:46:42,692 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-07-14 04:46:42,692 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-07-14 04:46:42,692 INFO L130 BoogieDeclarations]: Found specification of procedure team_queue_id_option_get [2022-07-14 04:46:42,692 INFO L138 BoogieDeclarations]: Found implementation of procedure team_queue_id_option_get [2022-07-14 04:46:42,693 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_del [2022-07-14 04:46:42,693 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_del [2022-07-14 04:46:42,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2022-07-14 04:46:42,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2022-07-14 04:46:42,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_lock_of_team [2022-07-14 04:46:42,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_lock_of_team [2022-07-14 04:46:42,693 INFO L130 BoogieDeclarations]: Found specification of procedure team_mcast_rejoin [2022-07-14 04:46:42,693 INFO L138 BoogieDeclarations]: Found implementation of procedure team_mcast_rejoin [2022-07-14 04:46:42,693 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2022-07-14 04:46:42,693 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2022-07-14 04:46:42,693 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-14 04:46:42,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-14 04:46:42,694 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_cmd_noop [2022-07-14 04:46:42,694 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_cmd_noop [2022-07-14 04:46:42,694 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_set_orig_dev_addr [2022-07-14 04:46:42,694 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_set_orig_dev_addr [2022-07-14 04:46:42,694 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_fill_one_port_get [2022-07-14 04:46:42,694 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_fill_one_port_get [2022-07-14 04:46:42,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-14 04:46:42,694 INFO L130 BoogieDeclarations]: Found specification of procedure team_options_register [2022-07-14 04:46:42,694 INFO L138 BoogieDeclarations]: Found implementation of procedure team_options_register [2022-07-14 04:46:42,695 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_11 [2022-07-14 04:46:42,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_11 [2022-07-14 04:46:42,695 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-07-14 04:46:42,695 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-07-14 04:46:42,695 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_trim [2022-07-14 04:46:42,695 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_trim [2022-07-14 04:46:42,695 INFO L130 BoogieDeclarations]: Found specification of procedure __team_option_inst_add_option [2022-07-14 04:46:42,695 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_option_inst_add_option [2022-07-14 04:46:42,695 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-07-14 04:46:42,695 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_rcu [2022-07-14 04:46:42,695 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_rcu [2022-07-14 04:46:42,696 INFO L130 BoogieDeclarations]: Found specification of procedure nla_nest_cancel [2022-07-14 04:46:42,696 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_nest_cancel [2022-07-14 04:46:42,696 INFO L130 BoogieDeclarations]: Found specification of procedure hlist_add_head_rcu [2022-07-14 04:46:42,696 INFO L138 BoogieDeclarations]: Found implementation of procedure hlist_add_head_rcu [2022-07-14 04:46:42,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_36 [2022-07-14 04:46:42,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_36 [2022-07-14 04:46:42,696 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-14 04:46:42,696 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-14 04:46:42,696 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_team_get [2022-07-14 04:46:42,696 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_team_get [2022-07-14 04:46:42,697 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_29 [2022-07-14 04:46:42,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_29 [2022-07-14 04:46:42,697 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2022-07-14 04:46:42,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2022-07-14 04:46:42,697 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_for_read_section [2022-07-14 04:46:42,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_for_read_section [2022-07-14 04:46:42,697 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_en_option_get [2022-07-14 04:46:42,697 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_en_option_get [2022-07-14 04:46:42,697 INFO L130 BoogieDeclarations]: Found specification of procedure nla_len [2022-07-14 04:46:42,697 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_len [2022-07-14 04:46:42,697 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2022-07-14 04:46:42,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2022-07-14 04:46:42,698 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-14 04:46:42,698 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-07-14 04:46:42,698 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-07-14 04:46:42,698 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2022-07-14 04:46:42,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2022-07-14 04:46:42,698 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_enable_netpoll [2022-07-14 04:46:42,698 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_enable_netpoll [2022-07-14 04:46:42,698 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-14 04:46:42,698 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail_rcu [2022-07-14 04:46:42,698 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail_rcu [2022-07-14 04:46:42,699 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_cmd_options_get [2022-07-14 04:46:42,699 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_cmd_options_get [2022-07-14 04:46:42,699 INFO L130 BoogieDeclarations]: Found specification of procedure team_user_linkup_en_option_set [2022-07-14 04:46:42,699 INFO L138 BoogieDeclarations]: Found implementation of procedure team_user_linkup_en_option_set [2022-07-14 04:46:42,699 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_module_put [2022-07-14 04:46:42,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_module_put [2022-07-14 04:46:42,699 INFO L130 BoogieDeclarations]: Found specification of procedure __team_find_option [2022-07-14 04:46:42,699 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_find_option [2022-07-14 04:46:42,699 INFO L130 BoogieDeclarations]: Found specification of procedure nla_data [2022-07-14 04:46:42,699 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_data [2022-07-14 04:46:42,700 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-07-14 04:46:42,700 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-07-14 04:46:42,700 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-07-14 04:46:42,700 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-07-14 04:46:42,700 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-07-14 04:46:42,700 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-07-14 04:46:42,700 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_fill_one_option_get [2022-07-14 04:46:42,700 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_fill_one_option_get [2022-07-14 04:46:42,700 INFO L130 BoogieDeclarations]: Found specification of procedure team_mcast_rejoin_interval_set [2022-07-14 04:46:42,700 INFO L138 BoogieDeclarations]: Found implementation of procedure team_mcast_rejoin_interval_set [2022-07-14 04:46:42,700 INFO L130 BoogieDeclarations]: Found specification of procedure team_is_mode_set [2022-07-14 04:46:42,701 INFO L138 BoogieDeclarations]: Found implementation of procedure team_is_mode_set [2022-07-14 04:46:42,701 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-07-14 04:46:42,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-07-14 04:46:42,701 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_change_check [2022-07-14 04:46:42,701 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_change_check [2022-07-14 04:46:42,701 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-07-14 04:46:42,701 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-07-14 04:46:42,701 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netdev_rx_handler_register_149 [2022-07-14 04:46:42,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netdev_rx_handler_register_149 [2022-07-14 04:46:42,701 INFO L130 BoogieDeclarations]: Found specification of procedure __team_compute_features [2022-07-14 04:46:42,702 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_compute_features [2022-07-14 04:46:42,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-07-14 04:46:42,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-07-14 04:46:42,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2022-07-14 04:46:42,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2022-07-14 04:46:42,702 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_leave [2022-07-14 04:46:42,702 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_leave [2022-07-14 04:46:42,702 INFO L130 BoogieDeclarations]: Found specification of procedure __send_and_alloc_skb [2022-07-14 04:46:42,702 INFO L138 BoogieDeclarations]: Found implementation of procedure __send_and_alloc_skb [2022-07-14 04:46:42,702 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-07-14 04:46:42,703 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-07-14 04:46:42,703 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_held [2022-07-14 04:46:42,703 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_held [2022-07-14 04:46:42,703 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-07-14 04:46:42,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-07-14 04:46:42,703 INFO L130 BoogieDeclarations]: Found specification of procedure genlmsg_cancel [2022-07-14 04:46:42,703 INFO L138 BoogieDeclarations]: Found implementation of procedure genlmsg_cancel [2022-07-14 04:46:42,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-14 04:46:42,703 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-14 04:46:42,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-14 04:46:42,703 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_send_options_get [2022-07-14 04:46:42,704 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_send_options_get [2022-07-14 04:46:42,704 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_increment_features [2022-07-14 04:46:42,704 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_increment_features [2022-07-14 04:46:42,704 INFO L130 BoogieDeclarations]: Found specification of procedure team_open [2022-07-14 04:46:42,704 INFO L138 BoogieDeclarations]: Found implementation of procedure team_open [2022-07-14 04:46:42,704 INFO L130 BoogieDeclarations]: Found specification of procedure __team_option_inst_add_port [2022-07-14 04:46:42,704 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_option_inst_add_port [2022-07-14 04:46:42,704 INFO L130 BoogieDeclarations]: Found specification of procedure __team_queue_override_port_add [2022-07-14 04:46:42,704 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_queue_override_port_add [2022-07-14 04:46:42,704 INFO L130 BoogieDeclarations]: Found specification of procedure __team_options_change_check [2022-07-14 04:46:42,704 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_options_change_check [2022-07-14 04:46:42,705 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_next [2022-07-14 04:46:42,705 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_next [2022-07-14 04:46:42,705 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put [2022-07-14 04:46:42,705 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put [2022-07-14 04:46:42,705 INFO L130 BoogieDeclarations]: Found specification of procedure team_notify_peers_count_get [2022-07-14 04:46:42,705 INFO L138 BoogieDeclarations]: Found implementation of procedure team_notify_peers_count_get [2022-07-14 04:46:42,705 INFO L130 BoogieDeclarations]: Found specification of procedure team_validate [2022-07-14 04:46:42,705 INFO L138 BoogieDeclarations]: Found implementation of procedure team_validate [2022-07-14 04:46:42,705 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put_flag [2022-07-14 04:46:42,705 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put_flag [2022-07-14 04:46:42,706 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_past_rtnl_unlock [2022-07-14 04:46:42,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_past_rtnl_unlock [2022-07-14 04:46:42,706 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_disable_netpoll [2022-07-14 04:46:42,706 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_disable_netpoll [2022-07-14 04:46:42,706 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_enter [2022-07-14 04:46:42,706 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_enter [2022-07-14 04:46:42,706 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2022-07-14 04:46:42,706 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put_string [2022-07-14 04:46:42,706 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put_string [2022-07-14 04:46:42,706 INFO L130 BoogieDeclarations]: Found specification of procedure team_close [2022-07-14 04:46:42,706 INFO L138 BoogieDeclarations]: Found implementation of procedure team_close [2022-07-14 04:46:42,707 INFO L130 BoogieDeclarations]: Found specification of procedure __team_option_inst_add [2022-07-14 04:46:42,707 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_option_inst_add [2022-07-14 04:46:42,707 INFO L130 BoogieDeclarations]: Found specification of procedure team_mcast_rejoin_count_get [2022-07-14 04:46:42,707 INFO L138 BoogieDeclarations]: Found implementation of procedure team_mcast_rejoin_count_get [2022-07-14 04:46:42,707 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2022-07-14 04:46:42,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2022-07-14 04:46:42,707 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_send_port_list_get [2022-07-14 04:46:42,707 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_send_port_list_get [2022-07-14 04:46:42,707 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-07-14 04:46:42,707 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-07-14 04:46:42,707 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_130 [2022-07-14 04:46:42,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_130 [2022-07-14 04:46:42,708 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-07-14 04:46:42,708 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-07-14 04:46:42,708 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-14 04:46:42,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-14 04:46:42,708 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_cmd_port_list_get [2022-07-14 04:46:42,708 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_cmd_port_list_get [2022-07-14 04:46:42,708 INFO L130 BoogieDeclarations]: Found specification of procedure team_option_set [2022-07-14 04:46:42,708 INFO L138 BoogieDeclarations]: Found implementation of procedure team_option_set [2022-07-14 04:46:42,708 INFO L130 BoogieDeclarations]: Found specification of procedure team_netpoll_setup [2022-07-14 04:46:42,709 INFO L138 BoogieDeclarations]: Found implementation of procedure team_netpoll_setup [2022-07-14 04:46:42,709 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_rtnl_trylock [2022-07-14 04:46:42,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_rtnl_trylock [2022-07-14 04:46:42,709 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2022-07-14 04:46:42,709 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2022-07-14 04:46:42,709 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2022-07-14 04:46:42,709 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2022-07-14 04:46:42,709 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2022-07-14 04:46:42,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2022-07-14 04:46:42,709 INFO L130 BoogieDeclarations]: Found specification of procedure __team_queue_override_enabled_check [2022-07-14 04:46:42,710 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_queue_override_enabled_check [2022-07-14 04:46:42,710 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2022-07-14 04:46:42,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2022-07-14 04:46:42,710 INFO L130 BoogieDeclarations]: Found specification of procedure team_netpoll_cleanup [2022-07-14 04:46:42,710 INFO L138 BoogieDeclarations]: Found implementation of procedure team_netpoll_cleanup [2022-07-14 04:46:42,710 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_mtu [2022-07-14 04:46:42,710 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_mtu [2022-07-14 04:46:42,710 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-07-14 04:46:42,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-07-14 04:46:42,710 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-14 04:46:42,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-14 04:46:42,711 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2022-07-14 04:46:42,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2022-07-14 04:46:42,711 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_add [2022-07-14 04:46:42,711 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_add [2022-07-14 04:46:42,711 INFO L130 BoogieDeclarations]: Found specification of procedure genlmsg_unicast [2022-07-14 04:46:42,711 INFO L138 BoogieDeclarations]: Found implementation of procedure genlmsg_unicast [2022-07-14 04:46:42,711 INFO L130 BoogieDeclarations]: Found specification of procedure nla_nest_end [2022-07-14 04:46:42,711 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_nest_end [2022-07-14 04:46:42,711 INFO L130 BoogieDeclarations]: Found specification of procedure team_poll_controller [2022-07-14 04:46:42,711 INFO L138 BoogieDeclarations]: Found implementation of procedure team_poll_controller [2022-07-14 04:46:42,712 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-14 04:46:42,712 INFO L130 BoogieDeclarations]: Found specification of procedure __team_options_unregister [2022-07-14 04:46:42,712 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_options_unregister [2022-07-14 04:46:42,712 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-07-14 04:46:42,712 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-07-14 04:46:42,712 INFO L130 BoogieDeclarations]: Found specification of procedure team_queue_id_option_set [2022-07-14 04:46:42,712 INFO L138 BoogieDeclarations]: Found implementation of procedure team_queue_id_option_set [2022-07-14 04:46:42,712 INFO L130 BoogieDeclarations]: Found specification of procedure team_refresh_port_linkup [2022-07-14 04:46:42,712 INFO L138 BoogieDeclarations]: Found implementation of procedure team_refresh_port_linkup [2022-07-14 04:46:42,712 INFO L130 BoogieDeclarations]: Found specification of procedure team_user_linkup_option_set [2022-07-14 04:46:42,713 INFO L138 BoogieDeclarations]: Found implementation of procedure team_user_linkup_option_set [2022-07-14 04:46:42,713 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_20_2 [2022-07-14 04:46:42,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_20_2 [2022-07-14 04:46:42,713 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-07-14 04:46:42,713 INFO L130 BoogieDeclarations]: Found specification of procedure __team_port_change_send [2022-07-14 04:46:42,713 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_port_change_send [2022-07-14 04:46:42,713 INFO L130 BoogieDeclarations]: Found specification of procedure genlmsg_end [2022-07-14 04:46:42,713 INFO L138 BoogieDeclarations]: Found implementation of procedure genlmsg_end [2022-07-14 04:46:42,713 INFO L130 BoogieDeclarations]: Found specification of procedure team_notify_peers_interval_get [2022-07-14 04:46:42,713 INFO L138 BoogieDeclarations]: Found implementation of procedure team_notify_peers_interval_get [2022-07-14 04:46:42,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-07-14 04:46:42,714 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2022-07-14 04:46:42,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2022-07-14 04:46:42,714 INFO L130 BoogieDeclarations]: Found specification of procedure vlan_vid_del [2022-07-14 04:46:42,714 INFO L138 BoogieDeclarations]: Found implementation of procedure vlan_vid_del [2022-07-14 04:46:42,714 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-07-14 04:46:42,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-07-14 04:46:42,714 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-14 04:46:42,714 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-14 04:46:42,714 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2022-07-14 04:46:42,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2022-07-14 04:46:42,715 INFO L130 BoogieDeclarations]: Found specification of procedure team_mode_option_set [2022-07-14 04:46:42,715 INFO L138 BoogieDeclarations]: Found implementation of procedure team_mode_option_set [2022-07-14 04:46:42,715 INFO L130 BoogieDeclarations]: Found specification of procedure team_change_mode [2022-07-14 04:46:42,715 INFO L138 BoogieDeclarations]: Found implementation of procedure team_change_mode [2022-07-14 04:46:42,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-07-14 04:46:42,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-07-14 04:46:42,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_dummy_resourceless_instance_0 [2022-07-14 04:46:42,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_dummy_resourceless_instance_0 [2022-07-14 04:46:42,715 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-07-14 04:46:42,715 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-07-14 04:46:42,716 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2022-07-14 04:46:42,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2022-07-14 04:46:42,716 INFO L130 BoogieDeclarations]: Found specification of procedure team_setup [2022-07-14 04:46:42,716 INFO L138 BoogieDeclarations]: Found implementation of procedure team_setup [2022-07-14 04:46:42,716 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_index_hash [2022-07-14 04:46:42,716 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_index_hash [2022-07-14 04:46:42,716 INFO L130 BoogieDeclarations]: Found specification of procedure genl_info_net [2022-07-14 04:46:42,716 INFO L138 BoogieDeclarations]: Found implementation of procedure genl_info_net [2022-07-14 04:46:42,716 INFO L130 BoogieDeclarations]: Found specification of procedure team_notify_peers_fini [2022-07-14 04:46:42,716 INFO L138 BoogieDeclarations]: Found implementation of procedure team_notify_peers_fini [2022-07-14 04:46:42,716 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-07-14 04:46:42,717 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-07-14 04:46:42,717 INFO L130 BoogieDeclarations]: Found specification of procedure __team_option_inst_del_port [2022-07-14 04:46:42,717 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_option_inst_del_port [2022-07-14 04:46:42,717 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-07-14 04:46:42,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-07-14 04:46:42,717 INFO L130 BoogieDeclarations]: Found specification of procedure read_pnet [2022-07-14 04:46:42,717 INFO L138 BoogieDeclarations]: Found implementation of procedure read_pnet [2022-07-14 04:46:42,717 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-07-14 04:46:42,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-07-14 04:46:42,717 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_disable [2022-07-14 04:46:42,718 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_disable [2022-07-14 04:46:42,718 INFO L130 BoogieDeclarations]: Found specification of procedure team_adjust_ops [2022-07-14 04:46:42,718 INFO L138 BoogieDeclarations]: Found implementation of procedure team_adjust_ops [2022-07-14 04:46:42,718 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_rx_handler_unregister [2022-07-14 04:46:42,718 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_rx_handler_unregister [2022-07-14 04:46:42,718 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-07-14 04:46:42,718 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-07-14 04:46:42,718 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2022-07-14 04:46:42,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2022-07-14 04:46:42,718 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2022-07-14 04:46:42,719 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2022-07-14 04:46:42,719 INFO L130 BoogieDeclarations]: Found specification of procedure vlan_vids_del_by_dev [2022-07-14 04:46:42,719 INFO L138 BoogieDeclarations]: Found implementation of procedure vlan_vids_del_by_dev [2022-07-14 04:46:42,719 INFO L130 BoogieDeclarations]: Found specification of procedure team_mcast_rejoin_interval_get [2022-07-14 04:46:42,719 INFO L138 BoogieDeclarations]: Found implementation of procedure team_mcast_rejoin_interval_get [2022-07-14 04:46:42,719 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2022-07-14 04:46:42,719 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2022-07-14 04:46:42,719 INFO L130 BoogieDeclarations]: Found specification of procedure team_mcast_rejoin_fini [2022-07-14 04:46:42,719 INFO L138 BoogieDeclarations]: Found implementation of procedure team_mcast_rejoin_fini [2022-07-14 04:46:42,719 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdevice_notifier [2022-07-14 04:46:42,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdevice_notifier [2022-07-14 04:46:42,720 INFO L130 BoogieDeclarations]: Found specification of procedure __team_options_register [2022-07-14 04:46:42,720 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_options_register [2022-07-14 04:46:42,720 INFO L130 BoogieDeclarations]: Found specification of procedure __cmpxchg_wrong_size [2022-07-14 04:46:42,720 INFO L130 BoogieDeclarations]: Found specification of procedure team_options_change_check [2022-07-14 04:46:42,720 INFO L138 BoogieDeclarations]: Found implementation of procedure team_options_change_check [2022-07-14 04:46:42,720 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-14 04:46:42,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-14 04:46:42,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-14 04:46:42,720 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2022-07-14 04:46:42,720 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2022-07-14 04:46:42,721 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-07-14 04:46:42,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-07-14 04:46:42,721 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_team_put [2022-07-14 04:46:42,721 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_team_put [2022-07-14 04:46:42,721 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2022-07-14 04:46:42,721 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2022-07-14 04:46:42,721 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdevice_notifier [2022-07-14 04:46:42,721 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdevice_notifier [2022-07-14 04:46:42,721 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_set_team_dev_addr [2022-07-14 04:46:42,722 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_set_team_dev_addr [2022-07-14 04:46:42,722 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_update_begin [2022-07-14 04:46:42,722 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_update_begin [2022-07-14 04:46:42,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_lock_of_team [2022-07-14 04:46:42,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_lock_of_team [2022-07-14 04:46:42,722 INFO L130 BoogieDeclarations]: Found specification of procedure __team_carrier_check [2022-07-14 04:46:42,722 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_carrier_check [2022-07-14 04:46:42,722 INFO L130 BoogieDeclarations]: Found specification of procedure nla_nest_start [2022-07-14 04:46:42,722 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_nest_start [2022-07-14 04:46:42,722 INFO L130 BoogieDeclarations]: Found specification of procedure dev_net [2022-07-14 04:46:42,722 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_net [2022-07-14 04:46:42,723 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2022-07-14 04:46:42,723 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2022-07-14 04:46:42,723 INFO L130 BoogieDeclarations]: Found specification of procedure __team_queue_override_port_del [2022-07-14 04:46:42,723 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_queue_override_port_del [2022-07-14 04:46:42,723 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-07-14 04:46:42,723 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-07-14 04:46:42,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-14 04:46:42,723 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_enabled [2022-07-14 04:46:42,724 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_enabled [2022-07-14 04:46:42,724 INFO L130 BoogieDeclarations]: Found specification of procedure team_upper_dev_unlink [2022-07-14 04:46:42,724 INFO L138 BoogieDeclarations]: Found implementation of procedure team_upper_dev_unlink [2022-07-14 04:46:42,724 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2022-07-14 04:46:42,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2022-07-14 04:46:42,724 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-07-14 04:46:42,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-07-14 04:46:42,724 INFO L130 BoogieDeclarations]: Found specification of procedure call_netdevice_notifiers [2022-07-14 04:46:42,725 INFO L138 BoogieDeclarations]: Found implementation of procedure call_netdevice_notifiers [2022-07-14 04:46:42,725 INFO L130 BoogieDeclarations]: Found specification of procedure dev_put [2022-07-14 04:46:42,725 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_put [2022-07-14 04:46:42,725 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-07-14 04:46:42,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-07-14 04:46:42,725 INFO L130 BoogieDeclarations]: Found specification of procedure team_mcast_rejoin_count_set [2022-07-14 04:46:42,725 INFO L138 BoogieDeclarations]: Found implementation of procedure team_mcast_rejoin_count_set [2022-07-14 04:46:42,725 INFO L130 BoogieDeclarations]: Found specification of procedure genlmsg_put [2022-07-14 04:46:42,725 INFO L138 BoogieDeclarations]: Found implementation of procedure genlmsg_put [2022-07-14 04:46:42,725 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-07-14 04:46:42,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-07-14 04:46:42,726 INFO L130 BoogieDeclarations]: Found specification of procedure __team_get_qom_list [2022-07-14 04:46:42,726 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_get_qom_list [2022-07-14 04:46:42,726 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-14 04:46:42,726 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-14 04:46:42,726 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2022-07-14 04:46:42,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2022-07-14 04:46:42,726 INFO L130 BoogieDeclarations]: Found specification of procedure team_option_get [2022-07-14 04:46:42,726 INFO L138 BoogieDeclarations]: Found implementation of procedure team_option_get [2022-07-14 04:46:42,726 INFO L130 BoogieDeclarations]: Found specification of procedure __team_option_inst_del [2022-07-14 04:46:42,726 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_option_inst_del [2022-07-14 04:46:42,727 INFO L130 BoogieDeclarations]: Found specification of procedure team_priority_option_set [2022-07-14 04:46:42,727 INFO L138 BoogieDeclarations]: Found implementation of procedure team_priority_option_set [2022-07-14 04:46:42,727 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_link_unregister [2022-07-14 04:46:42,727 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_link_unregister [2022-07-14 04:46:42,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2022-07-14 04:46:42,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2022-07-14 04:46:42,727 INFO L130 BoogieDeclarations]: Found specification of procedure __set_port_dev_addr [2022-07-14 04:46:42,727 INFO L138 BoogieDeclarations]: Found implementation of procedure __set_port_dev_addr [2022-07-14 04:46:42,727 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~~u32~0~TO~int [2022-07-14 04:46:42,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~~u32~0~TO~int [2022-07-14 04:46:42,728 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2022-07-14 04:46:42,728 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2022-07-14 04:46:42,728 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-07-14 04:46:42,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-07-14 04:46:42,728 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_free [2022-07-14 04:46:42,728 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_free [2022-07-14 04:46:42,728 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-07-14 04:46:42,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-07-14 04:46:42,728 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2022-07-14 04:46:42,728 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2022-07-14 04:46:42,728 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_enable [2022-07-14 04:46:42,729 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_enable [2022-07-14 04:46:42,729 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-07-14 04:46:42,729 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-07-14 04:46:42,729 INFO L130 BoogieDeclarations]: Found specification of procedure team_set_no_mode [2022-07-14 04:46:42,729 INFO L138 BoogieDeclarations]: Found implementation of procedure team_set_no_mode [2022-07-14 04:46:42,729 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-07-14 04:46:42,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-07-14 04:46:42,729 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2022-07-14 04:46:42,729 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2022-07-14 04:46:42,729 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netdev_rx_handler_unregister [2022-07-14 04:46:42,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netdev_rx_handler_unregister [2022-07-14 04:46:42,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-14 04:46:42,730 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netdev_rx_handler_register [2022-07-14 04:46:42,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netdev_rx_handler_register [2022-07-14 04:46:42,730 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-07-14 04:46:42,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-07-14 04:46:42,730 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_send_event_options_get [2022-07-14 04:46:42,730 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_send_event_options_get [2022-07-14 04:46:42,730 INFO L130 BoogieDeclarations]: Found specification of procedure team_uninit [2022-07-14 04:46:42,730 INFO L138 BoogieDeclarations]: Found implementation of procedure team_uninit [2022-07-14 04:46:42,730 INFO L130 BoogieDeclarations]: Found specification of procedure team_user_linkup_option_get [2022-07-14 04:46:42,731 INFO L138 BoogieDeclarations]: Found implementation of procedure team_user_linkup_option_get [2022-07-14 04:46:42,731 INFO L130 BoogieDeclarations]: Found specification of procedure qdisc_skb_cb [2022-07-14 04:46:42,731 INFO L138 BoogieDeclarations]: Found implementation of procedure qdisc_skb_cb [2022-07-14 04:46:43,645 INFO L234 CfgBuilder]: Building ICFG [2022-07-14 04:46:43,648 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-14 04:46:43,827 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-14 04:46:46,711 INFO L275 CfgBuilder]: Performing block encoding [2022-07-14 04:46:46,724 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-14 04:46:46,724 INFO L299 CfgBuilder]: Removed 16 assume(true) statements. [2022-07-14 04:46:46,727 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 04:46:46 BoogieIcfgContainer [2022-07-14 04:46:46,727 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-14 04:46:46,728 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-14 04:46:46,728 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-14 04:46:46,731 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-14 04:46:46,731 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.07 04:46:37" (1/3) ... [2022-07-14 04:46:46,731 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a0d2c3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 04:46:46, skipping insertion in model container [2022-07-14 04:46:46,731 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 04:46:42" (2/3) ... [2022-07-14 04:46:46,732 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a0d2c3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 04:46:46, skipping insertion in model container [2022-07-14 04:46:46,732 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 04:46:46" (3/3) ... [2022-07-14 04:46:46,732 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--net--team--team.ko.cil.i [2022-07-14 04:46:46,741 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-14 04:46:46,742 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 36 error locations. [2022-07-14 04:46:46,800 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-14 04:46:46,804 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@3baa46a6, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@15c0d2c9 [2022-07-14 04:46:46,804 INFO L358 AbstractCegarLoop]: Starting to check reachability of 36 error locations. [2022-07-14 04:46:46,813 INFO L276 IsEmpty]: Start isEmpty. Operand has 3277 states, 2257 states have (on average 1.2941958351794418) internal successors, (2921), 2356 states have internal predecessors, (2921), 743 states have call successors, (743), 241 states have call predecessors, (743), 240 states have return successors, (730), 711 states have call predecessors, (730), 730 states have call successors, (730) [2022-07-14 04:46:46,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-07-14 04:46:46,820 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 04:46:46,821 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 04:46:46,821 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_linux_arch_io_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-07-14 04:46:46,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 04:46:46,824 INFO L85 PathProgramCache]: Analyzing trace with hash -286532555, now seen corresponding path program 1 times [2022-07-14 04:46:46,830 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 04:46:46,830 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1879962530] [2022-07-14 04:46:46,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 04:46:46,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 04:46:47,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:46:47,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 04:46:47,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:46:47,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-14 04:46:47,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:46:47,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-14 04:46:47,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:46:47,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-07-14 04:46:47,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:46:47,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 04:46:47,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:46:47,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-14 04:46:47,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:46:47,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 04:46:47,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:46:47,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-14 04:46:47,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:46:47,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-14 04:46:47,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:46:47,380 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-14 04:46:47,380 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 04:46:47,380 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1879962530] [2022-07-14 04:46:47,381 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1879962530] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 04:46:47,381 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 04:46:47,381 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 04:46:47,382 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [389587137] [2022-07-14 04:46:47,382 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 04:46:47,385 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 04:46:47,385 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 04:46:47,401 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 04:46:47,401 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-14 04:46:47,407 INFO L87 Difference]: Start difference. First operand has 3277 states, 2257 states have (on average 1.2941958351794418) internal successors, (2921), 2356 states have internal predecessors, (2921), 743 states have call successors, (743), 241 states have call predecessors, (743), 240 states have return successors, (730), 711 states have call predecessors, (730), 730 states have call successors, (730) 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, (10), 4 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-07-14 04:46:53,570 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 04:46:53,571 INFO L93 Difference]: Finished difference Result 6456 states and 8878 transitions. [2022-07-14 04:46:53,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-14 04:46:53,574 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, (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 70 [2022-07-14 04:46:53,574 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 04:46:53,613 INFO L225 Difference]: With dead ends: 6456 [2022-07-14 04:46:53,613 INFO L226 Difference]: Without dead ends: 3178 [2022-07-14 04:46:53,676 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-07-14 04:46:53,678 INFO L413 NwaCegarLoop]: 3593 mSDtfsCounter, 7681 mSDsluCounter, 1042 mSDsCounter, 0 mSdLazyCounter, 4617 mSolverCounterSat, 3889 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7802 SdHoareTripleChecker+Valid, 4635 SdHoareTripleChecker+Invalid, 8506 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3889 IncrementalHoareTripleChecker+Valid, 4617 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.7s IncrementalHoareTripleChecker+Time [2022-07-14 04:46:53,679 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7802 Valid, 4635 Invalid, 8506 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3889 Valid, 4617 Invalid, 0 Unknown, 0 Unchecked, 5.7s Time] [2022-07-14 04:46:53,694 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3178 states. [2022-07-14 04:46:53,827 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3178 to 3178. [2022-07-14 04:46:53,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3178 states, 2174 states have (on average 1.2428702851885924) internal successors, (2702), 2260 states have internal predecessors, (2702), 730 states have call successors, (730), 240 states have call predecessors, (730), 239 states have return successors, (728), 709 states have call predecessors, (728), 728 states have call successors, (728) [2022-07-14 04:46:53,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3178 states to 3178 states and 4160 transitions. [2022-07-14 04:46:53,850 INFO L78 Accepts]: Start accepts. Automaton has 3178 states and 4160 transitions. Word has length 70 [2022-07-14 04:46:53,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 04:46:53,851 INFO L495 AbstractCegarLoop]: Abstraction has 3178 states and 4160 transitions. [2022-07-14 04:46:53,852 INFO L496 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, (10), 4 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-07-14 04:46:53,852 INFO L276 IsEmpty]: Start isEmpty. Operand 3178 states and 4160 transitions. [2022-07-14 04:46:53,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-07-14 04:46:53,859 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 04:46:53,859 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 04:46:53,859 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-14 04:46:53,860 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_linux_block_genhd_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-07-14 04:46:53,860 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 04:46:53,860 INFO L85 PathProgramCache]: Analyzing trace with hash -317187587, now seen corresponding path program 1 times [2022-07-14 04:46:53,860 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 04:46:53,860 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2105447921] [2022-07-14 04:46:53,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 04:46:53,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 04:46:53,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:46:54,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 04:46:54,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:46:54,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-14 04:46:54,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:46:54,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-14 04:46:54,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:46:54,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-07-14 04:46:54,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:46:54,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 04:46:54,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:46:54,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-14 04:46:54,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:46:54,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 04:46:54,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:46:54,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-14 04:46:54,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:46:54,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-14 04:46:54,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:46:54,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-14 04:46:54,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:46:54,222 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-14 04:46:54,222 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 04:46:54,222 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2105447921] [2022-07-14 04:46:54,222 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2105447921] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 04:46:54,223 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 04:46:54,223 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 04:46:54,223 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1619174629] [2022-07-14 04:46:54,223 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 04:46:54,224 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 04:46:54,224 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 04:46:54,225 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 04:46:54,225 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-14 04:46:54,225 INFO L87 Difference]: Start difference. First operand 3178 states and 4160 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, (11), 4 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-07-14 04:46:59,637 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 04:46:59,637 INFO L93 Difference]: Finished difference Result 3178 states and 4160 transitions. [2022-07-14 04:46:59,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-14 04:46:59,638 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, (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 76 [2022-07-14 04:46:59,638 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 04:46:59,651 INFO L225 Difference]: With dead ends: 3178 [2022-07-14 04:46:59,651 INFO L226 Difference]: Without dead ends: 3176 [2022-07-14 04:46:59,652 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-07-14 04:46:59,654 INFO L413 NwaCegarLoop]: 3555 mSDtfsCounter, 7624 mSDsluCounter, 994 mSDsCounter, 0 mSdLazyCounter, 4599 mSolverCounterSat, 3862 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7742 SdHoareTripleChecker+Valid, 4549 SdHoareTripleChecker+Invalid, 8461 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3862 IncrementalHoareTripleChecker+Valid, 4599 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.2s IncrementalHoareTripleChecker+Time [2022-07-14 04:46:59,654 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7742 Valid, 4549 Invalid, 8461 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3862 Valid, 4599 Invalid, 0 Unknown, 0 Unchecked, 5.2s Time] [2022-07-14 04:46:59,659 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3176 states. [2022-07-14 04:46:59,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3176 to 3176. [2022-07-14 04:46:59,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3176 states, 2173 states have (on average 1.242521859180856) internal successors, (2700), 2258 states have internal predecessors, (2700), 730 states have call successors, (730), 240 states have call predecessors, (730), 239 states have return successors, (728), 709 states have call predecessors, (728), 728 states have call successors, (728) [2022-07-14 04:46:59,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3176 states to 3176 states and 4158 transitions. [2022-07-14 04:46:59,740 INFO L78 Accepts]: Start accepts. Automaton has 3176 states and 4158 transitions. Word has length 76 [2022-07-14 04:46:59,742 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 04:46:59,742 INFO L495 AbstractCegarLoop]: Abstraction has 3176 states and 4158 transitions. [2022-07-14 04:46:59,742 INFO L496 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, (11), 4 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-07-14 04:46:59,742 INFO L276 IsEmpty]: Start isEmpty. Operand 3176 states and 4158 transitions. [2022-07-14 04:46:59,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-07-14 04:46:59,744 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 04:46:59,747 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 04:46:59,747 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-14 04:46:59,748 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_linux_block_queue_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-07-14 04:46:59,748 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 04:46:59,748 INFO L85 PathProgramCache]: Analyzing trace with hash 1240911412, now seen corresponding path program 1 times [2022-07-14 04:46:59,748 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 04:46:59,748 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1543316893] [2022-07-14 04:46:59,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 04:46:59,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 04:46:59,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:46:59,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 04:46:59,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:46:59,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-14 04:46:59,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:46:59,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-14 04:46:59,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:46:59,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-07-14 04:46:59,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:46:59,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 04:46:59,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:46:59,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-14 04:46:59,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:46:59,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 04:46:59,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:00,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-14 04:47:00,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:00,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-14 04:47:00,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:00,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-14 04:47:00,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:00,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-14 04:47:00,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:00,033 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-14 04:47:00,035 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 04:47:00,035 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1543316893] [2022-07-14 04:47:00,035 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1543316893] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 04:47:00,035 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 04:47:00,035 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 04:47:00,036 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1050463825] [2022-07-14 04:47:00,036 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 04:47:00,036 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 04:47:00,036 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 04:47:00,037 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 04:47:00,037 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-14 04:47:00,037 INFO L87 Difference]: Start difference. First operand 3176 states and 4158 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, (12), 4 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-07-14 04:47:05,203 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 04:47:05,203 INFO L93 Difference]: Finished difference Result 3176 states and 4158 transitions. [2022-07-14 04:47:05,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-14 04:47:05,203 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, (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 82 [2022-07-14 04:47:05,204 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 04:47:05,217 INFO L225 Difference]: With dead ends: 3176 [2022-07-14 04:47:05,217 INFO L226 Difference]: Without dead ends: 3174 [2022-07-14 04:47:05,219 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-07-14 04:47:05,219 INFO L413 NwaCegarLoop]: 3553 mSDtfsCounter, 7618 mSDsluCounter, 994 mSDsCounter, 0 mSdLazyCounter, 4597 mSolverCounterSat, 3862 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7735 SdHoareTripleChecker+Valid, 4547 SdHoareTripleChecker+Invalid, 8459 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3862 IncrementalHoareTripleChecker+Valid, 4597 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2022-07-14 04:47:05,220 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7735 Valid, 4547 Invalid, 8459 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3862 Valid, 4597 Invalid, 0 Unknown, 0 Unchecked, 5.0s Time] [2022-07-14 04:47:05,223 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3174 states. [2022-07-14 04:47:05,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3174 to 3174. [2022-07-14 04:47:05,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3174 states, 2172 states have (on average 1.2421731123388582) internal successors, (2698), 2256 states have internal predecessors, (2698), 730 states have call successors, (730), 240 states have call predecessors, (730), 239 states have return successors, (728), 709 states have call predecessors, (728), 728 states have call successors, (728) [2022-07-14 04:47:05,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3174 states to 3174 states and 4156 transitions. [2022-07-14 04:47:05,354 INFO L78 Accepts]: Start accepts. Automaton has 3174 states and 4156 transitions. Word has length 82 [2022-07-14 04:47:05,356 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 04:47:05,356 INFO L495 AbstractCegarLoop]: Abstraction has 3174 states and 4156 transitions. [2022-07-14 04:47:05,356 INFO L496 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, (12), 4 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-07-14 04:47:05,357 INFO L276 IsEmpty]: Start isEmpty. Operand 3174 states and 4156 transitions. [2022-07-14 04:47:05,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-07-14 04:47:05,358 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 04:47:05,358 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 04:47:05,359 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-14 04:47:05,359 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-07-14 04:47:05,359 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 04:47:05,359 INFO L85 PathProgramCache]: Analyzing trace with hash 1753238621, now seen corresponding path program 1 times [2022-07-14 04:47:05,359 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 04:47:05,360 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1791403451] [2022-07-14 04:47:05,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 04:47:05,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 04:47:05,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:05,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 04:47:05,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:05,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-14 04:47:05,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:05,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-14 04:47:05,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:05,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-07-14 04:47:05,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:05,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 04:47:05,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:05,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 04:47:05,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:05,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-14 04:47:05,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:05,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-07-14 04:47:05,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:05,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-14 04:47:05,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:05,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 04:47:05,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:05,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 04:47:05,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:05,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-14 04:47:05,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:05,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-14 04:47:05,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:05,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 04:47:05,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:05,687 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2022-07-14 04:47:05,687 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 04:47:05,687 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1791403451] [2022-07-14 04:47:05,688 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1791403451] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 04:47:05,688 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 04:47:05,688 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 04:47:05,688 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [727427944] [2022-07-14 04:47:05,688 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 04:47:05,689 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 04:47:05,689 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 04:47:05,689 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 04:47:05,689 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-14 04:47:05,689 INFO L87 Difference]: Start difference. First operand 3174 states and 4156 transitions. Second operand has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 4 states have internal predecessors, (43), 2 states have call successors, (14), 4 states have call predecessors, (14), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-07-14 04:47:13,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 04:47:13,712 INFO L93 Difference]: Finished difference Result 6980 states and 9481 transitions. [2022-07-14 04:47:13,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-07-14 04:47:13,713 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 4 states have internal predecessors, (43), 2 states have call successors, (14), 4 states have call predecessors, (14), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 97 [2022-07-14 04:47:13,727 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 04:47:13,754 INFO L225 Difference]: With dead ends: 6980 [2022-07-14 04:47:13,754 INFO L226 Difference]: Without dead ends: 6978 [2022-07-14 04:47:13,756 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2022-07-14 04:47:13,757 INFO L413 NwaCegarLoop]: 6681 mSDtfsCounter, 5567 mSDsluCounter, 14157 mSDsCounter, 0 mSdLazyCounter, 9091 mSolverCounterSat, 2081 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6149 SdHoareTripleChecker+Valid, 20838 SdHoareTripleChecker+Invalid, 11172 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2081 IncrementalHoareTripleChecker+Valid, 9091 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.6s IncrementalHoareTripleChecker+Time [2022-07-14 04:47:13,757 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6149 Valid, 20838 Invalid, 11172 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2081 Valid, 9091 Invalid, 0 Unknown, 0 Unchecked, 7.6s Time] [2022-07-14 04:47:13,763 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6978 states. [2022-07-14 04:47:13,953 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6978 to 6159. [2022-07-14 04:47:13,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6159 states, 4246 states have (on average 1.2479981158737636) internal successors, (5299), 4398 states have internal predecessors, (5299), 1393 states have call successors, (1393), 469 states have call predecessors, (1393), 487 states have return successors, (1535), 1351 states have call predecessors, (1535), 1391 states have call successors, (1535) [2022-07-14 04:47:14,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6159 states to 6159 states and 8227 transitions. [2022-07-14 04:47:14,004 INFO L78 Accepts]: Start accepts. Automaton has 6159 states and 8227 transitions. Word has length 97 [2022-07-14 04:47:14,005 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 04:47:14,005 INFO L495 AbstractCegarLoop]: Abstraction has 6159 states and 8227 transitions. [2022-07-14 04:47:14,006 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 4 states have internal predecessors, (43), 2 states have call successors, (14), 4 states have call predecessors, (14), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-07-14 04:47:14,006 INFO L276 IsEmpty]: Start isEmpty. Operand 6159 states and 8227 transitions. [2022-07-14 04:47:14,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-07-14 04:47:14,010 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 04:47:14,010 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 04:47:14,010 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-14 04:47:14,010 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_linux_block_request_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-07-14 04:47:14,011 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 04:47:14,011 INFO L85 PathProgramCache]: Analyzing trace with hash -798593329, now seen corresponding path program 1 times [2022-07-14 04:47:14,011 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 04:47:14,011 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1433688795] [2022-07-14 04:47:14,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 04:47:14,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 04:47:14,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:14,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 04:47:14,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:14,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-14 04:47:14,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:14,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-14 04:47:14,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:14,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-07-14 04:47:14,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:14,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 04:47:14,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:14,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-14 04:47:14,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:14,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 04:47:14,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:14,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-14 04:47:14,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:14,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-14 04:47:14,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:14,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-14 04:47:14,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:14,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-14 04:47:14,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:14,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-14 04:47:14,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:14,277 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-14 04:47:14,277 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 04:47:14,277 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1433688795] [2022-07-14 04:47:14,277 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1433688795] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 04:47:14,277 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 04:47:14,278 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 04:47:14,278 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1761286185] [2022-07-14 04:47:14,278 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 04:47:14,278 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 04:47:14,278 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 04:47:14,279 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 04:47:14,279 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-14 04:47:14,279 INFO L87 Difference]: Start difference. First operand 6159 states and 8227 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, (13), 4 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-07-14 04:47:19,827 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 04:47:19,827 INFO L93 Difference]: Finished difference Result 6159 states and 8227 transitions. [2022-07-14 04:47:19,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-14 04:47:19,828 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, (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 88 [2022-07-14 04:47:19,829 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 04:47:19,853 INFO L225 Difference]: With dead ends: 6159 [2022-07-14 04:47:19,854 INFO L226 Difference]: Without dead ends: 6157 [2022-07-14 04:47:19,857 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-07-14 04:47:19,858 INFO L413 NwaCegarLoop]: 3551 mSDtfsCounter, 7612 mSDsluCounter, 994 mSDsCounter, 0 mSdLazyCounter, 4595 mSolverCounterSat, 3862 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7728 SdHoareTripleChecker+Valid, 4545 SdHoareTripleChecker+Invalid, 8457 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3862 IncrementalHoareTripleChecker+Valid, 4595 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.2s IncrementalHoareTripleChecker+Time [2022-07-14 04:47:19,858 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7728 Valid, 4545 Invalid, 8457 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3862 Valid, 4595 Invalid, 0 Unknown, 0 Unchecked, 5.2s Time] [2022-07-14 04:47:19,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6157 states. [2022-07-14 04:47:20,078 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6157 to 6157. [2022-07-14 04:47:20,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6157 states, 4245 states have (on average 1.247585394581861) internal successors, (5296), 4396 states have internal predecessors, (5296), 1393 states have call successors, (1393), 469 states have call predecessors, (1393), 487 states have return successors, (1535), 1351 states have call predecessors, (1535), 1391 states have call successors, (1535) [2022-07-14 04:47:20,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6157 states to 6157 states and 8224 transitions. [2022-07-14 04:47:20,104 INFO L78 Accepts]: Start accepts. Automaton has 6157 states and 8224 transitions. Word has length 88 [2022-07-14 04:47:20,104 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 04:47:20,105 INFO L495 AbstractCegarLoop]: Abstraction has 6157 states and 8224 transitions. [2022-07-14 04:47:20,105 INFO L496 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, (13), 4 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-07-14 04:47:20,105 INFO L276 IsEmpty]: Start isEmpty. Operand 6157 states and 8224 transitions. [2022-07-14 04:47:20,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-07-14 04:47:20,106 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 04:47:20,106 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 04:47:20,106 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-07-14 04:47:20,106 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_linux_drivers_base_class_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-07-14 04:47:20,107 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 04:47:20,107 INFO L85 PathProgramCache]: Analyzing trace with hash -456721154, now seen corresponding path program 1 times [2022-07-14 04:47:20,107 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 04:47:20,108 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [22847836] [2022-07-14 04:47:20,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 04:47:20,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 04:47:20,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:20,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 04:47:20,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:20,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-14 04:47:20,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:20,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-14 04:47:20,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:20,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-07-14 04:47:20,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:20,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 04:47:20,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:20,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-14 04:47:20,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:20,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 04:47:20,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:20,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-14 04:47:20,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:20,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-14 04:47:20,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:20,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-14 04:47:20,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:20,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-14 04:47:20,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:20,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-14 04:47:20,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:20,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-07-14 04:47:20,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:20,354 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-14 04:47:20,354 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 04:47:20,354 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [22847836] [2022-07-14 04:47:20,354 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [22847836] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 04:47:20,354 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 04:47:20,354 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 04:47:20,354 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1998066199] [2022-07-14 04:47:20,354 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 04:47:20,355 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 04:47:20,355 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 04:47:20,356 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 04:47:20,356 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-14 04:47:20,356 INFO L87 Difference]: Start difference. First operand 6157 states and 8224 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, (14), 4 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-07-14 04:47:25,619 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 04:47:25,619 INFO L93 Difference]: Finished difference Result 6157 states and 8224 transitions. [2022-07-14 04:47:25,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-14 04:47:25,619 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, (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 94 [2022-07-14 04:47:25,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 04:47:25,650 INFO L225 Difference]: With dead ends: 6157 [2022-07-14 04:47:25,650 INFO L226 Difference]: Without dead ends: 6155 [2022-07-14 04:47:25,658 INFO L412 NwaCegarLoop]: 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 [2022-07-14 04:47:25,659 INFO L413 NwaCegarLoop]: 3549 mSDtfsCounter, 7606 mSDsluCounter, 994 mSDsCounter, 0 mSdLazyCounter, 4593 mSolverCounterSat, 3862 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7721 SdHoareTripleChecker+Valid, 4543 SdHoareTripleChecker+Invalid, 8455 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3862 IncrementalHoareTripleChecker+Valid, 4593 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2022-07-14 04:47:25,659 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7721 Valid, 4543 Invalid, 8455 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3862 Valid, 4593 Invalid, 0 Unknown, 0 Unchecked, 5.0s Time] [2022-07-14 04:47:25,665 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6155 states. [2022-07-14 04:47:25,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6155 to 6155. [2022-07-14 04:47:25,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6155 states, 4244 states have (on average 1.247172478793591) internal successors, (5293), 4394 states have internal predecessors, (5293), 1393 states have call successors, (1393), 469 states have call predecessors, (1393), 487 states have return successors, (1535), 1351 states have call predecessors, (1535), 1391 states have call successors, (1535) [2022-07-14 04:47:25,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6155 states to 6155 states and 8221 transitions. [2022-07-14 04:47:25,871 INFO L78 Accepts]: Start accepts. Automaton has 6155 states and 8221 transitions. Word has length 94 [2022-07-14 04:47:25,871 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 04:47:25,872 INFO L495 AbstractCegarLoop]: Abstraction has 6155 states and 8221 transitions. [2022-07-14 04:47:25,872 INFO L496 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, (14), 4 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-07-14 04:47:25,872 INFO L276 IsEmpty]: Start isEmpty. Operand 6155 states and 8221 transitions. [2022-07-14 04:47:25,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-07-14 04:47:25,873 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 04:47:25,873 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 04:47:25,873 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-07-14 04:47:25,874 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_linux_fs_char_dev_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-07-14 04:47:25,874 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 04:47:25,874 INFO L85 PathProgramCache]: Analyzing trace with hash 1183342558, now seen corresponding path program 1 times [2022-07-14 04:47:25,874 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 04:47:25,874 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [151183945] [2022-07-14 04:47:25,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 04:47:25,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 04:47:25,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:26,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 04:47:26,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:26,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-14 04:47:26,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:26,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-14 04:47:26,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:26,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-07-14 04:47:26,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:26,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 04:47:26,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:26,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-14 04:47:26,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:26,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 04:47:26,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:26,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-14 04:47:26,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:26,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-14 04:47:26,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:26,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-14 04:47:26,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:26,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-14 04:47:26,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:26,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-14 04:47:26,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:26,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-07-14 04:47:26,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:26,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-07-14 04:47:26,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:26,115 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-14 04:47:26,116 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 04:47:26,116 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [151183945] [2022-07-14 04:47:26,116 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [151183945] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 04:47:26,116 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 04:47:26,116 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 04:47:26,116 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1664901707] [2022-07-14 04:47:26,116 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 04:47:26,117 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 04:47:26,117 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 04:47:26,117 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 04:47:26,117 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-14 04:47:26,117 INFO L87 Difference]: Start difference. First operand 6155 states and 8221 transitions. Second operand has 6 states, 6 states have (on average 10.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-07-14 04:47:31,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 04:47:31,222 INFO L93 Difference]: Finished difference Result 6155 states and 8221 transitions. [2022-07-14 04:47:31,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-14 04:47:31,222 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.0) internal successors, (60), 4 states have internal predecessors, (60), 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 100 [2022-07-14 04:47:31,222 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 04:47:31,239 INFO L225 Difference]: With dead ends: 6155 [2022-07-14 04:47:31,239 INFO L226 Difference]: Without dead ends: 6153 [2022-07-14 04:47:31,242 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-07-14 04:47:31,243 INFO L413 NwaCegarLoop]: 3547 mSDtfsCounter, 7600 mSDsluCounter, 994 mSDsCounter, 0 mSdLazyCounter, 4591 mSolverCounterSat, 3862 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7714 SdHoareTripleChecker+Valid, 4541 SdHoareTripleChecker+Invalid, 8453 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3862 IncrementalHoareTripleChecker+Valid, 4591 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2022-07-14 04:47:31,243 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7714 Valid, 4541 Invalid, 8453 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3862 Valid, 4591 Invalid, 0 Unknown, 0 Unchecked, 4.8s Time] [2022-07-14 04:47:31,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6153 states. [2022-07-14 04:47:31,388 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6153 to 6153. [2022-07-14 04:47:31,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6153 states, 4243 states have (on average 1.2467593683714353) internal successors, (5290), 4392 states have internal predecessors, (5290), 1393 states have call successors, (1393), 469 states have call predecessors, (1393), 487 states have return successors, (1535), 1351 states have call predecessors, (1535), 1391 states have call successors, (1535) [2022-07-14 04:47:31,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6153 states to 6153 states and 8218 transitions. [2022-07-14 04:47:31,412 INFO L78 Accepts]: Start accepts. Automaton has 6153 states and 8218 transitions. Word has length 100 [2022-07-14 04:47:31,412 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 04:47:31,412 INFO L495 AbstractCegarLoop]: Abstraction has 6153 states and 8218 transitions. [2022-07-14 04:47:31,412 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-07-14 04:47:31,412 INFO L276 IsEmpty]: Start isEmpty. Operand 6153 states and 8218 transitions. [2022-07-14 04:47:31,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-07-14 04:47:31,415 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 04:47:31,415 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 04:47:31,415 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-07-14 04:47:31,415 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-07-14 04:47:31,416 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 04:47:31,416 INFO L85 PathProgramCache]: Analyzing trace with hash -882569531, now seen corresponding path program 1 times [2022-07-14 04:47:31,416 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 04:47:31,416 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1959862458] [2022-07-14 04:47:31,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 04:47:31,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 04:47:31,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:31,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 04:47:31,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:31,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-14 04:47:31,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:31,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-14 04:47:31,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:31,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-07-14 04:47:31,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:31,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 04:47:31,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:31,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 04:47:31,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:31,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-14 04:47:31,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:31,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-07-14 04:47:31,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:31,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-14 04:47:31,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:31,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 04:47:31,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:31,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 04:47:31,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:31,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-14 04:47:31,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:31,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-14 04:47:31,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:31,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 04:47:31,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:31,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2022-07-14 04:47:31,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:31,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 04:47:31,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:31,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-07-14 04:47:31,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:31,874 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2022-07-14 04:47:31,874 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 04:47:31,875 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1959862458] [2022-07-14 04:47:31,875 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1959862458] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 04:47:31,875 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 04:47:31,875 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-07-14 04:47:31,875 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1570252838] [2022-07-14 04:47:31,875 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 04:47:31,876 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-07-14 04:47:31,876 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 04:47:31,876 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-07-14 04:47:31,876 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-07-14 04:47:31,876 INFO L87 Difference]: Start difference. First operand 6153 states and 8218 transitions. Second operand has 8 states, 8 states have (on average 7.5) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (16), 6 states have call predecessors, (16), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-07-14 04:47:53,742 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 04:47:53,742 INFO L93 Difference]: Finished difference Result 10398 states and 14896 transitions. [2022-07-14 04:47:53,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-07-14 04:47:53,743 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.5) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (16), 6 states have call predecessors, (16), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 119 [2022-07-14 04:47:53,743 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 04:47:53,769 INFO L225 Difference]: With dead ends: 10398 [2022-07-14 04:47:53,770 INFO L226 Difference]: Without dead ends: 10396 [2022-07-14 04:47:53,773 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 39 SyntacticMatches, 2 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=123, Invalid=297, Unknown=0, NotChecked=0, Total=420 [2022-07-14 04:47:53,774 INFO L413 NwaCegarLoop]: 4529 mSDtfsCounter, 16767 mSDsluCounter, 12082 mSDsCounter, 0 mSdLazyCounter, 19654 mSolverCounterSat, 10829 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17361 SdHoareTripleChecker+Valid, 16611 SdHoareTripleChecker+Invalid, 30483 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 10829 IncrementalHoareTripleChecker+Valid, 19654 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.0s IncrementalHoareTripleChecker+Time [2022-07-14 04:47:53,774 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [17361 Valid, 16611 Invalid, 30483 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [10829 Valid, 19654 Invalid, 0 Unknown, 0 Unchecked, 21.0s Time] [2022-07-14 04:47:53,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10396 states. [2022-07-14 04:47:54,036 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10396 to 7157. [2022-07-14 04:47:54,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7157 states, 4976 states have (on average 1.2508038585209003) internal successors, (6224), 5134 states have internal predecessors, (6224), 1631 states have call successors, (1631), 472 states have call predecessors, (1631), 520 states have return successors, (1794), 1613 states have call predecessors, (1794), 1629 states have call successors, (1794) [2022-07-14 04:47:54,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7157 states to 7157 states and 9649 transitions. [2022-07-14 04:47:54,067 INFO L78 Accepts]: Start accepts. Automaton has 7157 states and 9649 transitions. Word has length 119 [2022-07-14 04:47:54,067 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 04:47:54,067 INFO L495 AbstractCegarLoop]: Abstraction has 7157 states and 9649 transitions. [2022-07-14 04:47:54,067 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.5) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (16), 6 states have call predecessors, (16), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-07-14 04:47:54,067 INFO L276 IsEmpty]: Start isEmpty. Operand 7157 states and 9649 transitions. [2022-07-14 04:47:54,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-07-14 04:47:54,068 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 04:47:54,069 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 04:47:54,069 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-07-14 04:47:54,069 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-07-14 04:47:54,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 04:47:54,069 INFO L85 PathProgramCache]: Analyzing trace with hash 596289675, now seen corresponding path program 1 times [2022-07-14 04:47:54,069 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 04:47:54,070 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [859273351] [2022-07-14 04:47:54,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 04:47:54,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 04:47:54,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:54,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 04:47:54,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:54,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-14 04:47:54,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:54,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-14 04:47:54,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:54,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-07-14 04:47:54,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:54,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 04:47:54,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:54,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-14 04:47:54,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:54,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 04:47:54,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:54,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-14 04:47:54,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:54,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-14 04:47:54,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:54,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-14 04:47:54,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:54,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-14 04:47:54,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:54,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-14 04:47:54,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:54,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-07-14 04:47:54,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:54,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-07-14 04:47:54,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:54,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-07-14 04:47:54,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:54,308 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-14 04:47:54,308 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 04:47:54,308 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [859273351] [2022-07-14 04:47:54,309 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [859273351] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 04:47:54,309 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 04:47:54,309 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 04:47:54,309 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1023633599] [2022-07-14 04:47:54,309 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 04:47:54,310 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 04:47:54,310 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 04:47:54,310 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 04:47:54,310 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-14 04:47:54,311 INFO L87 Difference]: Start difference. First operand 7157 states and 9649 transitions. Second operand has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-07-14 04:47:59,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 04:47:59,505 INFO L93 Difference]: Finished difference Result 7157 states and 9649 transitions. [2022-07-14 04:47:59,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-14 04:47:59,505 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 106 [2022-07-14 04:47:59,505 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 04:47:59,527 INFO L225 Difference]: With dead ends: 7157 [2022-07-14 04:47:59,527 INFO L226 Difference]: Without dead ends: 7155 [2022-07-14 04:47:59,531 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-07-14 04:47:59,532 INFO L413 NwaCegarLoop]: 3545 mSDtfsCounter, 7594 mSDsluCounter, 994 mSDsCounter, 0 mSdLazyCounter, 4589 mSolverCounterSat, 3862 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7707 SdHoareTripleChecker+Valid, 4539 SdHoareTripleChecker+Invalid, 8451 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3862 IncrementalHoareTripleChecker+Valid, 4589 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2022-07-14 04:47:59,532 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7707 Valid, 4539 Invalid, 8451 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3862 Valid, 4589 Invalid, 0 Unknown, 0 Unchecked, 4.9s Time] [2022-07-14 04:47:59,538 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7155 states. [2022-07-14 04:47:59,771 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7155 to 7155. [2022-07-14 04:47:59,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7155 states, 4975 states have (on average 1.2504522613065328) internal successors, (6221), 5132 states have internal predecessors, (6221), 1631 states have call successors, (1631), 472 states have call predecessors, (1631), 520 states have return successors, (1794), 1613 states have call predecessors, (1794), 1629 states have call successors, (1794) [2022-07-14 04:47:59,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7155 states to 7155 states and 9646 transitions. [2022-07-14 04:47:59,803 INFO L78 Accepts]: Start accepts. Automaton has 7155 states and 9646 transitions. Word has length 106 [2022-07-14 04:47:59,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 04:47:59,803 INFO L495 AbstractCegarLoop]: Abstraction has 7155 states and 9646 transitions. [2022-07-14 04:47:59,804 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-07-14 04:47:59,804 INFO L276 IsEmpty]: Start isEmpty. Operand 7155 states and 9646 transitions. [2022-07-14 04:47:59,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-07-14 04:47:59,806 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 04:47:59,806 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 04:47:59,806 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-07-14 04:47:59,806 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-07-14 04:47:59,807 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 04:47:59,807 INFO L85 PathProgramCache]: Analyzing trace with hash 1847211606, now seen corresponding path program 1 times [2022-07-14 04:47:59,807 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 04:47:59,807 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [709438491] [2022-07-14 04:47:59,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 04:47:59,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 04:47:59,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:59,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 04:47:59,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:59,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-14 04:47:59,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:59,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-14 04:47:59,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:59,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-07-14 04:47:59,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:59,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 04:47:59,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:47:59,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-14 04:48:00,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:00,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 04:48:00,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:00,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-14 04:48:00,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:00,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-14 04:48:00,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:00,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-07-14 04:48:00,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:00,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-07-14 04:48:00,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:00,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 04:48:00,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:00,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 04:48:00,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:00,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-14 04:48:00,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:00,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-07-14 04:48:00,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:00,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 04:48:00,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:00,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-07-14 04:48:00,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:00,149 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2022-07-14 04:48:00,149 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 04:48:00,149 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [709438491] [2022-07-14 04:48:00,149 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [709438491] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 04:48:00,149 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 04:48:00,149 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-07-14 04:48:00,149 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1151979515] [2022-07-14 04:48:00,150 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 04:48:00,150 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-07-14 04:48:00,150 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 04:48:00,150 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-07-14 04:48:00,151 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2022-07-14 04:48:00,151 INFO L87 Difference]: Start difference. First operand 7155 states and 9646 transitions. Second operand has 9 states, 9 states have (on average 6.777777777777778) internal successors, (61), 5 states have internal predecessors, (61), 2 states have call successors, (20), 5 states have call predecessors, (20), 2 states have return successors, (17), 3 states have call predecessors, (17), 2 states have call successors, (17) [2022-07-14 04:48:10,719 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 04:48:10,720 INFO L93 Difference]: Finished difference Result 15497 states and 21631 transitions. [2022-07-14 04:48:10,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-07-14 04:48:10,720 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.777777777777778) internal successors, (61), 5 states have internal predecessors, (61), 2 states have call successors, (20), 5 states have call predecessors, (20), 2 states have return successors, (17), 3 states have call predecessors, (17), 2 states have call successors, (17) Word has length 119 [2022-07-14 04:48:10,731 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 04:48:10,768 INFO L225 Difference]: With dead ends: 15497 [2022-07-14 04:48:10,768 INFO L226 Difference]: Without dead ends: 8359 [2022-07-14 04:48:10,802 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=72, Invalid=168, Unknown=0, NotChecked=0, Total=240 [2022-07-14 04:48:10,803 INFO L413 NwaCegarLoop]: 3542 mSDtfsCounter, 10332 mSDsluCounter, 1991 mSDsCounter, 0 mSdLazyCounter, 14647 mSolverCounterSat, 6046 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10457 SdHoareTripleChecker+Valid, 5533 SdHoareTripleChecker+Invalid, 20693 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6046 IncrementalHoareTripleChecker+Valid, 14647 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.9s IncrementalHoareTripleChecker+Time [2022-07-14 04:48:10,804 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10457 Valid, 5533 Invalid, 20693 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6046 Valid, 14647 Invalid, 0 Unknown, 0 Unchecked, 9.9s Time] [2022-07-14 04:48:10,812 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8359 states. [2022-07-14 04:48:11,093 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8359 to 7155. [2022-07-14 04:48:11,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7155 states, 4975 states have (on average 1.2500502512562814) internal successors, (6219), 5132 states have internal predecessors, (6219), 1631 states have call successors, (1631), 472 states have call predecessors, (1631), 520 states have return successors, (1794), 1613 states have call predecessors, (1794), 1629 states have call successors, (1794) [2022-07-14 04:48:11,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7155 states to 7155 states and 9644 transitions. [2022-07-14 04:48:11,127 INFO L78 Accepts]: Start accepts. Automaton has 7155 states and 9644 transitions. Word has length 119 [2022-07-14 04:48:11,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 04:48:11,128 INFO L495 AbstractCegarLoop]: Abstraction has 7155 states and 9644 transitions. [2022-07-14 04:48:11,128 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.777777777777778) internal successors, (61), 5 states have internal predecessors, (61), 2 states have call successors, (20), 5 states have call predecessors, (20), 2 states have return successors, (17), 3 states have call predecessors, (17), 2 states have call successors, (17) [2022-07-14 04:48:11,128 INFO L276 IsEmpty]: Start isEmpty. Operand 7155 states and 9644 transitions. [2022-07-14 04:48:11,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-07-14 04:48:11,130 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 04:48:11,130 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 04:48:11,130 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-07-14 04:48:11,130 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-07-14 04:48:11,131 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 04:48:11,131 INFO L85 PathProgramCache]: Analyzing trace with hash 1847271188, now seen corresponding path program 1 times [2022-07-14 04:48:11,131 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 04:48:11,131 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1420325894] [2022-07-14 04:48:11,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 04:48:11,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 04:48:11,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:11,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 04:48:11,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:11,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-14 04:48:11,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:11,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-14 04:48:11,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:11,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-07-14 04:48:11,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:11,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 04:48:11,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:11,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-14 04:48:11,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:11,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 04:48:11,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:11,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-14 04:48:11,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:11,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-14 04:48:11,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:11,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-07-14 04:48:11,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:11,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-07-14 04:48:11,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:11,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 04:48:11,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:11,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 04:48:11,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:11,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-14 04:48:11,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:11,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-07-14 04:48:11,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:11,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 04:48:11,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:11,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-07-14 04:48:11,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:11,397 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2022-07-14 04:48:11,397 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 04:48:11,397 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1420325894] [2022-07-14 04:48:11,397 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1420325894] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 04:48:11,397 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 04:48:11,397 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-14 04:48:11,398 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1398640086] [2022-07-14 04:48:11,398 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 04:48:11,398 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-14 04:48:11,398 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 04:48:11,399 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-14 04:48:11,399 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-07-14 04:48:11,399 INFO L87 Difference]: Start difference. First operand 7155 states and 9644 transitions. Second operand has 7 states, 7 states have (on average 8.714285714285714) internal successors, (61), 4 states have internal predecessors, (61), 1 states have call successors, (20), 4 states have call predecessors, (20), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2022-07-14 04:48:20,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 04:48:20,445 INFO L93 Difference]: Finished difference Result 8359 states and 11610 transitions. [2022-07-14 04:48:20,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-07-14 04:48:20,445 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.714285714285714) internal successors, (61), 4 states have internal predecessors, (61), 1 states have call successors, (20), 4 states have call predecessors, (20), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 119 [2022-07-14 04:48:20,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 04:48:20,466 INFO L225 Difference]: With dead ends: 8359 [2022-07-14 04:48:20,467 INFO L226 Difference]: Without dead ends: 8357 [2022-07-14 04:48:20,469 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2022-07-14 04:48:20,470 INFO L413 NwaCegarLoop]: 3538 mSDtfsCounter, 7170 mSDsluCounter, 1700 mSDsCounter, 0 mSdLazyCounter, 10605 mSolverCounterSat, 4508 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7170 SdHoareTripleChecker+Valid, 5238 SdHoareTripleChecker+Invalid, 15113 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4508 IncrementalHoareTripleChecker+Valid, 10605 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.5s IncrementalHoareTripleChecker+Time [2022-07-14 04:48:20,470 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7170 Valid, 5238 Invalid, 15113 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4508 Valid, 10605 Invalid, 0 Unknown, 0 Unchecked, 8.5s Time] [2022-07-14 04:48:20,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8357 states. [2022-07-14 04:48:20,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8357 to 7153. [2022-07-14 04:48:20,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7153 states, 4974 states have (on average 1.249698431845597) internal successors, (6216), 5130 states have internal predecessors, (6216), 1631 states have call successors, (1631), 472 states have call predecessors, (1631), 520 states have return successors, (1794), 1613 states have call predecessors, (1794), 1629 states have call successors, (1794) [2022-07-14 04:48:20,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7153 states to 7153 states and 9641 transitions. [2022-07-14 04:48:20,766 INFO L78 Accepts]: Start accepts. Automaton has 7153 states and 9641 transitions. Word has length 119 [2022-07-14 04:48:20,768 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 04:48:20,768 INFO L495 AbstractCegarLoop]: Abstraction has 7153 states and 9641 transitions. [2022-07-14 04:48:20,768 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.714285714285714) internal successors, (61), 4 states have internal predecessors, (61), 1 states have call successors, (20), 4 states have call predecessors, (20), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2022-07-14 04:48:20,768 INFO L276 IsEmpty]: Start isEmpty. Operand 7153 states and 9641 transitions. [2022-07-14 04:48:20,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-07-14 04:48:20,770 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 04:48:20,770 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 04:48:20,770 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-07-14 04:48:20,770 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-07-14 04:48:20,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 04:48:20,770 INFO L85 PathProgramCache]: Analyzing trace with hash 1285790260, now seen corresponding path program 1 times [2022-07-14 04:48:20,771 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 04:48:20,771 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1950030268] [2022-07-14 04:48:20,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 04:48:20,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 04:48:20,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:20,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 04:48:20,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:20,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-14 04:48:20,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:20,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-14 04:48:20,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:20,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-07-14 04:48:20,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:20,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 04:48:20,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:20,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-14 04:48:20,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:20,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 04:48:20,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:20,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-14 04:48:20,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:20,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-14 04:48:20,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:20,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-14 04:48:20,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:20,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-14 04:48:20,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:20,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-14 04:48:20,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:20,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-07-14 04:48:21,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:21,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-07-14 04:48:21,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:21,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-07-14 04:48:21,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:21,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 04:48:21,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:21,031 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-14 04:48:21,031 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 04:48:21,032 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1950030268] [2022-07-14 04:48:21,032 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1950030268] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 04:48:21,032 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 04:48:21,032 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 04:48:21,032 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1312192245] [2022-07-14 04:48:21,032 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 04:48:21,033 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 04:48:21,033 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 04:48:21,033 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 04:48:21,033 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-14 04:48:21,034 INFO L87 Difference]: Start difference. First operand 7153 states and 9641 transitions. Second operand has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-07-14 04:48:26,562 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 04:48:26,563 INFO L93 Difference]: Finished difference Result 7153 states and 9641 transitions. [2022-07-14 04:48:26,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-14 04:48:26,563 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 112 [2022-07-14 04:48:26,563 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 04:48:26,586 INFO L225 Difference]: With dead ends: 7153 [2022-07-14 04:48:26,586 INFO L226 Difference]: Without dead ends: 7151 [2022-07-14 04:48:26,590 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-07-14 04:48:26,591 INFO L413 NwaCegarLoop]: 3540 mSDtfsCounter, 7583 mSDsluCounter, 994 mSDsCounter, 0 mSdLazyCounter, 4580 mSolverCounterSat, 3862 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7695 SdHoareTripleChecker+Valid, 4534 SdHoareTripleChecker+Invalid, 8442 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3862 IncrementalHoareTripleChecker+Valid, 4580 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2022-07-14 04:48:26,591 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7695 Valid, 4534 Invalid, 8442 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3862 Valid, 4580 Invalid, 0 Unknown, 0 Unchecked, 5.1s Time] [2022-07-14 04:48:26,597 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7151 states. [2022-07-14 04:48:26,852 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7151 to 7151. [2022-07-14 04:48:26,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7151 states, 4973 states have (on average 1.2493464709430926) internal successors, (6213), 5128 states have internal predecessors, (6213), 1631 states have call successors, (1631), 472 states have call predecessors, (1631), 520 states have return successors, (1794), 1613 states have call predecessors, (1794), 1629 states have call successors, (1794) [2022-07-14 04:48:26,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7151 states to 7151 states and 9638 transitions. [2022-07-14 04:48:26,952 INFO L78 Accepts]: Start accepts. Automaton has 7151 states and 9638 transitions. Word has length 112 [2022-07-14 04:48:26,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 04:48:26,953 INFO L495 AbstractCegarLoop]: Abstraction has 7151 states and 9638 transitions. [2022-07-14 04:48:26,953 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-07-14 04:48:26,953 INFO L276 IsEmpty]: Start isEmpty. Operand 7151 states and 9638 transitions. [2022-07-14 04:48:26,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-07-14 04:48:26,955 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 04:48:26,955 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 04:48:26,955 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-07-14 04:48:26,955 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_check_alloc_flagsErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-07-14 04:48:26,956 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 04:48:26,956 INFO L85 PathProgramCache]: Analyzing trace with hash -1437937382, now seen corresponding path program 1 times [2022-07-14 04:48:26,956 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 04:48:26,956 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [66709008] [2022-07-14 04:48:26,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 04:48:26,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 04:48:27,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:27,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 04:48:27,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:27,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-14 04:48:27,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:27,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-14 04:48:27,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:27,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-07-14 04:48:27,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:27,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 04:48:27,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:27,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-14 04:48:27,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:27,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 04:48:27,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:27,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-14 04:48:27,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:27,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-14 04:48:27,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:27,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-07-14 04:48:27,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:27,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-07-14 04:48:27,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:27,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 04:48:27,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:27,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 04:48:27,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:27,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-14 04:48:27,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:27,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-07-14 04:48:27,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:27,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 04:48:27,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:27,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-07-14 04:48:27,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:27,181 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2022-07-14 04:48:27,181 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 04:48:27,181 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [66709008] [2022-07-14 04:48:27,181 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [66709008] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 04:48:27,181 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 04:48:27,181 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 04:48:27,182 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1633709026] [2022-07-14 04:48:27,182 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 04:48:27,182 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 04:48:27,182 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 04:48:27,182 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 04:48:27,182 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-14 04:48:27,183 INFO L87 Difference]: Start difference. First operand 7151 states and 9638 transitions. Second operand has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 3 states have internal predecessors, (65), 2 states have call successors, (20), 5 states have call predecessors, (20), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-07-14 04:48:32,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 04:48:32,638 INFO L93 Difference]: Finished difference Result 15483 states and 21608 transitions. [2022-07-14 04:48:32,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-14 04:48:32,639 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 3 states have internal predecessors, (65), 2 states have call successors, (20), 5 states have call predecessors, (20), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 123 [2022-07-14 04:48:32,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 04:48:32,663 INFO L225 Difference]: With dead ends: 15483 [2022-07-14 04:48:32,663 INFO L226 Difference]: Without dead ends: 8349 [2022-07-14 04:48:32,688 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-07-14 04:48:32,689 INFO L413 NwaCegarLoop]: 3522 mSDtfsCounter, 10322 mSDsluCounter, 864 mSDsCounter, 0 mSdLazyCounter, 2891 mSolverCounterSat, 6069 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10446 SdHoareTripleChecker+Valid, 4386 SdHoareTripleChecker+Invalid, 8960 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6069 IncrementalHoareTripleChecker+Valid, 2891 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2022-07-14 04:48:32,689 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10446 Valid, 4386 Invalid, 8960 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6069 Valid, 2891 Invalid, 0 Unknown, 0 Unchecked, 4.9s Time] [2022-07-14 04:48:32,696 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8349 states. [2022-07-14 04:48:32,982 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8349 to 7145. [2022-07-14 04:48:32,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7145 states, 4968 states have (on average 1.248792270531401) internal successors, (6204), 5122 states have internal predecessors, (6204), 1631 states have call successors, (1631), 472 states have call predecessors, (1631), 520 states have return successors, (1794), 1613 states have call predecessors, (1794), 1629 states have call successors, (1794) [2022-07-14 04:48:33,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7145 states to 7145 states and 9629 transitions. [2022-07-14 04:48:33,012 INFO L78 Accepts]: Start accepts. Automaton has 7145 states and 9629 transitions. Word has length 123 [2022-07-14 04:48:33,013 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 04:48:33,013 INFO L495 AbstractCegarLoop]: Abstraction has 7145 states and 9629 transitions. [2022-07-14 04:48:33,013 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 3 states have internal predecessors, (65), 2 states have call successors, (20), 5 states have call predecessors, (20), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-07-14 04:48:33,013 INFO L276 IsEmpty]: Start isEmpty. Operand 7145 states and 9629 transitions. [2022-07-14 04:48:33,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2022-07-14 04:48:33,014 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 04:48:33,015 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 04:48:33,015 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-07-14 04:48:33,015 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-07-14 04:48:33,015 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 04:48:33,015 INFO L85 PathProgramCache]: Analyzing trace with hash -1305903881, now seen corresponding path program 1 times [2022-07-14 04:48:33,015 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 04:48:33,016 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1286063542] [2022-07-14 04:48:33,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 04:48:33,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 04:48:33,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:33,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 04:48:33,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:33,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-14 04:48:33,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:33,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-14 04:48:33,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:33,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-07-14 04:48:33,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:33,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 04:48:33,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:33,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-14 04:48:33,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:33,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 04:48:33,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:33,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-14 04:48:33,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:33,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-14 04:48:33,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:33,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-14 04:48:33,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:33,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-14 04:48:33,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:33,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-14 04:48:33,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:33,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-07-14 04:48:33,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:33,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-07-14 04:48:33,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:33,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-07-14 04:48:33,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:33,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 04:48:33,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:33,273 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-14 04:48:33,274 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 04:48:33,274 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1286063542] [2022-07-14 04:48:33,274 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1286063542] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 04:48:33,274 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 04:48:33,274 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 04:48:33,275 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [589967075] [2022-07-14 04:48:33,275 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 04:48:33,275 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 04:48:33,275 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 04:48:33,276 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 04:48:33,276 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-14 04:48:33,276 INFO L87 Difference]: Start difference. First operand 7145 states and 9629 transitions. Second operand has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-07-14 04:48:38,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 04:48:38,861 INFO L93 Difference]: Finished difference Result 7145 states and 9629 transitions. [2022-07-14 04:48:38,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-14 04:48:38,861 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 114 [2022-07-14 04:48:38,862 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 04:48:38,879 INFO L225 Difference]: With dead ends: 7145 [2022-07-14 04:48:38,879 INFO L226 Difference]: Without dead ends: 7143 [2022-07-14 04:48:38,881 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-07-14 04:48:38,882 INFO L413 NwaCegarLoop]: 3533 mSDtfsCounter, 7556 mSDsluCounter, 994 mSDsCounter, 0 mSdLazyCounter, 4577 mSolverCounterSat, 3862 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7668 SdHoareTripleChecker+Valid, 4527 SdHoareTripleChecker+Invalid, 8439 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3862 IncrementalHoareTripleChecker+Valid, 4577 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2022-07-14 04:48:38,882 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7668 Valid, 4527 Invalid, 8439 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3862 Valid, 4577 Invalid, 0 Unknown, 0 Unchecked, 5.1s Time] [2022-07-14 04:48:38,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7143 states. [2022-07-14 04:48:39,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7143 to 7143. [2022-07-14 04:48:39,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7143 states, 4967 states have (on average 1.2484397020334206) internal successors, (6201), 5120 states have internal predecessors, (6201), 1631 states have call successors, (1631), 472 states have call predecessors, (1631), 520 states have return successors, (1794), 1613 states have call predecessors, (1794), 1629 states have call successors, (1794) [2022-07-14 04:48:39,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7143 states to 7143 states and 9626 transitions. [2022-07-14 04:48:39,237 INFO L78 Accepts]: Start accepts. Automaton has 7143 states and 9626 transitions. Word has length 114 [2022-07-14 04:48:39,238 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 04:48:39,238 INFO L495 AbstractCegarLoop]: Abstraction has 7143 states and 9626 transitions. [2022-07-14 04:48:39,238 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-07-14 04:48:39,238 INFO L276 IsEmpty]: Start isEmpty. Operand 7143 states and 9626 transitions. [2022-07-14 04:48:39,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2022-07-14 04:48:39,247 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 04:48:39,247 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 04:48:39,247 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-07-14 04:48:39,247 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_linux_kernel_module_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-07-14 04:48:39,247 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 04:48:39,247 INFO L85 PathProgramCache]: Analyzing trace with hash 1287402556, now seen corresponding path program 1 times [2022-07-14 04:48:39,248 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 04:48:39,248 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [54764318] [2022-07-14 04:48:39,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 04:48:39,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 04:48:39,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:39,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 04:48:39,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:39,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-14 04:48:39,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:39,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-14 04:48:39,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:39,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-07-14 04:48:39,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:39,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 04:48:39,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:39,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-14 04:48:39,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:39,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 04:48:39,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:39,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-14 04:48:39,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:39,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-14 04:48:39,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:39,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-14 04:48:39,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:39,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-14 04:48:39,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:39,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-14 04:48:39,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:39,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-07-14 04:48:39,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:39,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-07-14 04:48:39,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:39,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-07-14 04:48:39,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:39,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 04:48:39,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:39,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-07-14 04:48:39,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:39,466 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-14 04:48:39,466 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 04:48:39,466 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [54764318] [2022-07-14 04:48:39,466 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [54764318] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 04:48:39,467 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 04:48:39,467 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 04:48:39,467 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1007268660] [2022-07-14 04:48:39,467 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 04:48:39,467 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 04:48:39,467 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 04:48:39,468 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 04:48:39,468 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-14 04:48:39,468 INFO L87 Difference]: Start difference. First operand 7143 states and 9626 transitions. Second operand has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-07-14 04:48:50,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 04:48:50,820 INFO L93 Difference]: Finished difference Result 14269 states and 19498 transitions. [2022-07-14 04:48:50,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-07-14 04:48:50,821 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 120 [2022-07-14 04:48:50,821 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 04:48:50,855 INFO L225 Difference]: With dead ends: 14269 [2022-07-14 04:48:50,855 INFO L226 Difference]: Without dead ends: 14267 [2022-07-14 04:48:50,859 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-07-14 04:48:50,860 INFO L413 NwaCegarLoop]: 4220 mSDtfsCounter, 11470 mSDsluCounter, 1399 mSDsCounter, 0 mSdLazyCounter, 10487 mSolverCounterSat, 6345 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11577 SdHoareTripleChecker+Valid, 5619 SdHoareTripleChecker+Invalid, 16832 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6345 IncrementalHoareTripleChecker+Valid, 10487 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.5s IncrementalHoareTripleChecker+Time [2022-07-14 04:48:50,860 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11577 Valid, 5619 Invalid, 16832 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6345 Valid, 10487 Invalid, 0 Unknown, 0 Unchecked, 10.5s Time] [2022-07-14 04:48:50,869 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14267 states. [2022-07-14 04:48:51,405 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14267 to 14081. [2022-07-14 04:48:51,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14081 states, 9812 states have (on average 1.248878923766816) internal successors, (12254), 10093 states have internal predecessors, (12254), 3224 states have call successors, (3224), 923 states have call predecessors, (3224), 1020 states have return successors, (3823), 3189 states have call predecessors, (3823), 3222 states have call successors, (3823) [2022-07-14 04:48:51,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14081 states to 14081 states and 19301 transitions. [2022-07-14 04:48:51,469 INFO L78 Accepts]: Start accepts. Automaton has 14081 states and 19301 transitions. Word has length 120 [2022-07-14 04:48:51,470 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 04:48:51,470 INFO L495 AbstractCegarLoop]: Abstraction has 14081 states and 19301 transitions. [2022-07-14 04:48:51,470 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-07-14 04:48:51,470 INFO L276 IsEmpty]: Start isEmpty. Operand 14081 states and 19301 transitions. [2022-07-14 04:48:51,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-07-14 04:48:51,472 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 04:48:51,472 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 04:48:51,472 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-07-14 04:48:51,472 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_linux_kernel_rcu_update_lock_bh_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-07-14 04:48:51,472 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 04:48:51,473 INFO L85 PathProgramCache]: Analyzing trace with hash -650432684, now seen corresponding path program 1 times [2022-07-14 04:48:51,473 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 04:48:51,473 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1060970700] [2022-07-14 04:48:51,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 04:48:51,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 04:48:51,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:51,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 04:48:51,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:51,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-14 04:48:51,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:51,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-14 04:48:51,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:51,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-07-14 04:48:51,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:51,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 04:48:51,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:51,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-14 04:48:51,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:51,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 04:48:51,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:51,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-14 04:48:51,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:51,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-14 04:48:51,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:51,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-14 04:48:51,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:51,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-14 04:48:51,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:51,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-14 04:48:51,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:51,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-07-14 04:48:51,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:51,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-07-14 04:48:51,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:51,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-07-14 04:48:51,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:51,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 04:48:51,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:51,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-07-14 04:48:51,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:51,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-07-14 04:48:51,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:51,789 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-14 04:48:51,789 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 04:48:51,789 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1060970700] [2022-07-14 04:48:51,790 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1060970700] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 04:48:51,790 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 04:48:51,790 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 04:48:51,791 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1163638203] [2022-07-14 04:48:51,791 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 04:48:51,791 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 04:48:51,791 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 04:48:51,791 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 04:48:51,792 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-14 04:48:51,792 INFO L87 Difference]: Start difference. First operand 14081 states and 19301 transitions. Second operand has 6 states, 6 states have (on average 13.0) internal successors, (78), 4 states have internal predecessors, (78), 2 states have call successors, (19), 4 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-07-14 04:48:57,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 04:48:57,818 INFO L93 Difference]: Finished difference Result 14081 states and 19301 transitions. [2022-07-14 04:48:57,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-14 04:48:57,819 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.0) internal successors, (78), 4 states have internal predecessors, (78), 2 states have call successors, (19), 4 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 126 [2022-07-14 04:48:57,819 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 04:48:57,859 INFO L225 Difference]: With dead ends: 14081 [2022-07-14 04:48:57,859 INFO L226 Difference]: Without dead ends: 14079 [2022-07-14 04:48:57,866 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-07-14 04:48:57,866 INFO L413 NwaCegarLoop]: 3530 mSDtfsCounter, 7552 mSDsluCounter, 994 mSDsCounter, 0 mSdLazyCounter, 4576 mSolverCounterSat, 3862 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7662 SdHoareTripleChecker+Valid, 4524 SdHoareTripleChecker+Invalid, 8438 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3862 IncrementalHoareTripleChecker+Valid, 4576 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2022-07-14 04:48:57,866 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7662 Valid, 4524 Invalid, 8438 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3862 Valid, 4576 Invalid, 0 Unknown, 0 Unchecked, 5.3s Time] [2022-07-14 04:48:57,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14079 states. [2022-07-14 04:48:58,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14079 to 14079. [2022-07-14 04:48:58,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14079 states, 9811 states have (on average 1.2487004382835594) internal successors, (12251), 10091 states have internal predecessors, (12251), 3224 states have call successors, (3224), 923 states have call predecessors, (3224), 1020 states have return successors, (3823), 3189 states have call predecessors, (3823), 3222 states have call successors, (3823) [2022-07-14 04:48:58,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14079 states to 14079 states and 19298 transitions. [2022-07-14 04:48:58,590 INFO L78 Accepts]: Start accepts. Automaton has 14079 states and 19298 transitions. Word has length 126 [2022-07-14 04:48:58,590 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 04:48:58,591 INFO L495 AbstractCegarLoop]: Abstraction has 14079 states and 19298 transitions. [2022-07-14 04:48:58,591 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.0) internal successors, (78), 4 states have internal predecessors, (78), 2 states have call successors, (19), 4 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-07-14 04:48:58,591 INFO L276 IsEmpty]: Start isEmpty. Operand 14079 states and 19298 transitions. [2022-07-14 04:48:58,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2022-07-14 04:48:58,593 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 04:48:58,593 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 04:48:58,593 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-07-14 04:48:58,593 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_check_for_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-07-14 04:48:58,593 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 04:48:58,594 INFO L85 PathProgramCache]: Analyzing trace with hash -310651328, now seen corresponding path program 1 times [2022-07-14 04:48:58,594 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 04:48:58,594 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [817571213] [2022-07-14 04:48:58,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 04:48:58,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 04:48:58,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:58,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 04:48:58,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:58,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-14 04:48:58,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:58,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-14 04:48:58,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:58,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-07-14 04:48:58,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:58,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 04:48:58,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:58,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 04:48:58,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:58,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-14 04:48:58,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:58,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-07-14 04:48:58,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:58,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-14 04:48:58,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:58,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 04:48:58,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:58,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 04:48:58,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:58,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-14 04:48:58,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:58,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-14 04:48:58,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:58,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 04:48:58,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:58,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-07-14 04:48:58,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:58,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-07-14 04:48:58,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:58,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 04:48:58,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:58,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2022-07-14 04:48:58,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:58,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 04:48:58,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:58,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-07-14 04:48:58,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:48:58,813 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2022-07-14 04:48:58,813 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 04:48:58,814 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [817571213] [2022-07-14 04:48:58,814 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [817571213] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 04:48:58,814 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 04:48:58,814 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-14 04:48:58,814 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1435437378] [2022-07-14 04:48:58,814 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 04:48:58,815 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-14 04:48:58,815 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 04:48:58,815 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-14 04:48:58,815 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-14 04:48:58,815 INFO L87 Difference]: Start difference. First operand 14079 states and 19298 transitions. Second operand has 5 states, 5 states have (on average 14.0) internal successors, (70), 3 states have internal predecessors, (70), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-07-14 04:49:05,140 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 04:49:05,140 INFO L93 Difference]: Finished difference Result 32543 states and 47007 transitions. [2022-07-14 04:49:05,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-14 04:49:05,140 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 3 states have internal predecessors, (70), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 147 [2022-07-14 04:49:05,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 04:49:05,197 INFO L225 Difference]: With dead ends: 32543 [2022-07-14 04:49:05,197 INFO L226 Difference]: Without dead ends: 18481 [2022-07-14 04:49:05,243 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-07-14 04:49:05,244 INFO L413 NwaCegarLoop]: 3862 mSDtfsCounter, 4340 mSDsluCounter, 4626 mSDsCounter, 0 mSdLazyCounter, 4845 mSolverCounterSat, 2829 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4703 SdHoareTripleChecker+Valid, 8488 SdHoareTripleChecker+Invalid, 7674 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2829 IncrementalHoareTripleChecker+Valid, 4845 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.2s IncrementalHoareTripleChecker+Time [2022-07-14 04:49:05,244 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4703 Valid, 8488 Invalid, 7674 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2829 Valid, 4845 Invalid, 0 Unknown, 0 Unchecked, 5.2s Time] [2022-07-14 04:49:05,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18481 states. [2022-07-14 04:49:05,977 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18481 to 14599. [2022-07-14 04:49:05,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14599 states, 10210 states have (on average 1.250930460333007) internal successors, (12772), 10511 states have internal predecessors, (12772), 3301 states have call successors, (3301), 923 states have call predecessors, (3301), 1064 states have return successors, (4005), 3289 states have call predecessors, (4005), 3299 states have call successors, (4005) [2022-07-14 04:49:06,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14599 states to 14599 states and 20078 transitions. [2022-07-14 04:49:06,050 INFO L78 Accepts]: Start accepts. Automaton has 14599 states and 20078 transitions. Word has length 147 [2022-07-14 04:49:06,051 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 04:49:06,051 INFO L495 AbstractCegarLoop]: Abstraction has 14599 states and 20078 transitions. [2022-07-14 04:49:06,051 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 3 states have internal predecessors, (70), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-07-14 04:49:06,051 INFO L276 IsEmpty]: Start isEmpty. Operand 14599 states and 20078 transitions. [2022-07-14 04:49:06,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2022-07-14 04:49:06,053 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 04:49:06,053 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 04:49:06,054 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-07-14 04:49:06,054 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_check_for_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-07-14 04:49:06,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 04:49:06,054 INFO L85 PathProgramCache]: Analyzing trace with hash 1683493378, now seen corresponding path program 1 times [2022-07-14 04:49:06,054 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 04:49:06,054 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [471339438] [2022-07-14 04:49:06,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 04:49:06,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 04:49:06,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:06,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 04:49:06,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:06,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-14 04:49:06,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:06,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-14 04:49:06,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:06,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-07-14 04:49:06,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:06,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 04:49:06,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:06,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 04:49:06,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:06,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-14 04:49:06,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:06,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-07-14 04:49:06,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:06,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-14 04:49:06,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:06,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 04:49:06,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:06,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 04:49:06,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:06,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-14 04:49:06,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:06,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-14 04:49:06,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:06,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 04:49:06,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:06,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-07-14 04:49:06,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:06,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-07-14 04:49:06,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:06,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 04:49:06,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:06,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2022-07-14 04:49:06,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:06,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 04:49:06,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:06,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-07-14 04:49:06,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:06,434 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2022-07-14 04:49:06,434 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 04:49:06,434 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [471339438] [2022-07-14 04:49:06,434 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [471339438] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 04:49:06,434 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 04:49:06,434 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 04:49:06,435 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1826296381] [2022-07-14 04:49:06,435 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 04:49:06,436 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 04:49:06,436 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 04:49:06,436 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 04:49:06,436 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-14 04:49:06,437 INFO L87 Difference]: Start difference. First operand 14599 states and 20078 transitions. Second operand has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-07-14 04:49:13,487 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 04:49:13,487 INFO L93 Difference]: Finished difference Result 18473 states and 26761 transitions. [2022-07-14 04:49:13,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-14 04:49:13,488 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 147 [2022-07-14 04:49:13,488 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 04:49:13,536 INFO L225 Difference]: With dead ends: 18473 [2022-07-14 04:49:13,536 INFO L226 Difference]: Without dead ends: 18471 [2022-07-14 04:49:13,545 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-07-14 04:49:13,545 INFO L413 NwaCegarLoop]: 3792 mSDtfsCounter, 8611 mSDsluCounter, 4653 mSDsCounter, 0 mSdLazyCounter, 4872 mSolverCounterSat, 4690 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8962 SdHoareTripleChecker+Valid, 8445 SdHoareTripleChecker+Invalid, 9562 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4690 IncrementalHoareTripleChecker+Valid, 4872 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.9s IncrementalHoareTripleChecker+Time [2022-07-14 04:49:13,545 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8962 Valid, 8445 Invalid, 9562 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4690 Valid, 4872 Invalid, 0 Unknown, 0 Unchecked, 5.9s Time] [2022-07-14 04:49:13,556 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18471 states. [2022-07-14 04:49:14,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18471 to 14597. [2022-07-14 04:49:14,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14597 states, 10209 states have (on average 1.2505632285238515) internal successors, (12767), 10509 states have internal predecessors, (12767), 3301 states have call successors, (3301), 923 states have call predecessors, (3301), 1064 states have return successors, (4005), 3289 states have call predecessors, (4005), 3299 states have call successors, (4005) [2022-07-14 04:49:14,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14597 states to 14597 states and 20073 transitions. [2022-07-14 04:49:14,328 INFO L78 Accepts]: Start accepts. Automaton has 14597 states and 20073 transitions. Word has length 147 [2022-07-14 04:49:14,328 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 04:49:14,328 INFO L495 AbstractCegarLoop]: Abstraction has 14597 states and 20073 transitions. [2022-07-14 04:49:14,329 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-07-14 04:49:14,329 INFO L276 IsEmpty]: Start isEmpty. Operand 14597 states and 20073 transitions. [2022-07-14 04:49:14,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-07-14 04:49:14,331 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 04:49:14,331 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 04:49:14,332 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-07-14 04:49:14,332 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_linux_kernel_rcu_update_lock_sched_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-07-14 04:49:14,332 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 04:49:14,333 INFO L85 PathProgramCache]: Analyzing trace with hash 28751617, now seen corresponding path program 1 times [2022-07-14 04:49:14,333 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 04:49:14,333 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1296824054] [2022-07-14 04:49:14,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 04:49:14,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 04:49:14,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:14,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 04:49:14,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:14,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-14 04:49:14,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:14,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-14 04:49:14,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:14,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-07-14 04:49:14,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:14,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 04:49:14,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:14,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-14 04:49:14,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:14,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 04:49:14,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:14,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-14 04:49:14,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:14,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-14 04:49:14,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:14,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-14 04:49:14,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:14,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-14 04:49:14,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:14,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-14 04:49:14,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:14,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-07-14 04:49:14,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:14,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-07-14 04:49:14,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:14,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-07-14 04:49:14,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:14,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 04:49:14,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:14,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-07-14 04:49:14,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:14,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-07-14 04:49:14,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:14,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-07-14 04:49:14,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:14,570 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-14 04:49:14,570 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 04:49:14,570 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1296824054] [2022-07-14 04:49:14,570 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1296824054] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 04:49:14,571 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 04:49:14,571 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 04:49:14,571 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2114375087] [2022-07-14 04:49:14,571 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 04:49:14,572 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 04:49:14,572 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 04:49:14,572 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 04:49:14,573 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-14 04:49:14,573 INFO L87 Difference]: Start difference. First operand 14597 states and 20073 transitions. Second operand has 6 states, 6 states have (on average 13.666666666666666) internal successors, (82), 4 states have internal predecessors, (82), 2 states have call successors, (20), 4 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-07-14 04:49:20,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 04:49:20,673 INFO L93 Difference]: Finished difference Result 14597 states and 20073 transitions. [2022-07-14 04:49:20,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-14 04:49:20,673 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.666666666666666) internal successors, (82), 4 states have internal predecessors, (82), 2 states have call successors, (20), 4 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 132 [2022-07-14 04:49:20,673 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 04:49:20,711 INFO L225 Difference]: With dead ends: 14597 [2022-07-14 04:49:20,712 INFO L226 Difference]: Without dead ends: 14595 [2022-07-14 04:49:20,719 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-07-14 04:49:20,720 INFO L413 NwaCegarLoop]: 3526 mSDtfsCounter, 7540 mSDsluCounter, 994 mSDsCounter, 0 mSdLazyCounter, 4572 mSolverCounterSat, 3862 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7649 SdHoareTripleChecker+Valid, 4520 SdHoareTripleChecker+Invalid, 8434 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3862 IncrementalHoareTripleChecker+Valid, 4572 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2022-07-14 04:49:20,720 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7649 Valid, 4520 Invalid, 8434 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3862 Valid, 4572 Invalid, 0 Unknown, 0 Unchecked, 5.3s Time] [2022-07-14 04:49:20,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14595 states. [2022-07-14 04:49:21,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14595 to 14595. [2022-07-14 04:49:21,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14595 states, 10208 states have (on average 1.2503918495297806) internal successors, (12764), 10507 states have internal predecessors, (12764), 3301 states have call successors, (3301), 923 states have call predecessors, (3301), 1064 states have return successors, (4005), 3289 states have call predecessors, (4005), 3299 states have call successors, (4005) [2022-07-14 04:49:21,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14595 states to 14595 states and 20070 transitions. [2022-07-14 04:49:21,513 INFO L78 Accepts]: Start accepts. Automaton has 14595 states and 20070 transitions. Word has length 132 [2022-07-14 04:49:21,513 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 04:49:21,513 INFO L495 AbstractCegarLoop]: Abstraction has 14595 states and 20070 transitions. [2022-07-14 04:49:21,513 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.666666666666666) internal successors, (82), 4 states have internal predecessors, (82), 2 states have call successors, (20), 4 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-07-14 04:49:21,513 INFO L276 IsEmpty]: Start isEmpty. Operand 14595 states and 20070 transitions. [2022-07-14 04:49:21,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2022-07-14 04:49:21,515 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 04:49:21,515 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 04:49:21,515 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-07-14 04:49:21,515 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_check_for_read_sectionErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-07-14 04:49:21,516 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 04:49:21,516 INFO L85 PathProgramCache]: Analyzing trace with hash 622967582, now seen corresponding path program 1 times [2022-07-14 04:49:21,516 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 04:49:21,516 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1565248376] [2022-07-14 04:49:21,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 04:49:21,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 04:49:21,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:21,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 04:49:21,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:21,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-14 04:49:21,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:21,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-14 04:49:21,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:21,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-07-14 04:49:21,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:21,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 04:49:21,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:21,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 04:49:21,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:21,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-14 04:49:21,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:21,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-07-14 04:49:21,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:21,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-14 04:49:21,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:21,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 04:49:21,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:21,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 04:49:21,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:21,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-14 04:49:21,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:21,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-14 04:49:21,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:21,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 04:49:21,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:21,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-07-14 04:49:21,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:21,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-07-14 04:49:21,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:21,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 04:49:21,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:21,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2022-07-14 04:49:21,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:21,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 04:49:21,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:21,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-07-14 04:49:21,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:21,746 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2022-07-14 04:49:21,746 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 04:49:21,746 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1565248376] [2022-07-14 04:49:21,746 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1565248376] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 04:49:21,746 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 04:49:21,747 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 04:49:21,747 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1329323003] [2022-07-14 04:49:21,747 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 04:49:21,748 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 04:49:21,748 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 04:49:21,748 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 04:49:21,748 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-14 04:49:21,748 INFO L87 Difference]: Start difference. First operand 14595 states and 20070 transitions. Second operand has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 4 states have internal predecessors, (73), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-07-14 04:49:28,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 04:49:28,949 INFO L93 Difference]: Finished difference Result 18469 states and 26753 transitions. [2022-07-14 04:49:28,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-14 04:49:28,949 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 4 states have internal predecessors, (73), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 150 [2022-07-14 04:49:28,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 04:49:29,011 INFO L225 Difference]: With dead ends: 18469 [2022-07-14 04:49:29,011 INFO L226 Difference]: Without dead ends: 18467 [2022-07-14 04:49:29,020 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-07-14 04:49:29,021 INFO L413 NwaCegarLoop]: 3797 mSDtfsCounter, 8655 mSDsluCounter, 4589 mSDsCounter, 0 mSdLazyCounter, 4881 mSolverCounterSat, 4741 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9004 SdHoareTripleChecker+Valid, 8386 SdHoareTripleChecker+Invalid, 9622 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4741 IncrementalHoareTripleChecker+Valid, 4881 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.0s IncrementalHoareTripleChecker+Time [2022-07-14 04:49:29,021 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9004 Valid, 8386 Invalid, 9622 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4741 Valid, 4881 Invalid, 0 Unknown, 0 Unchecked, 6.0s Time] [2022-07-14 04:49:29,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18467 states. [2022-07-14 04:49:29,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18467 to 14593. [2022-07-14 04:49:29,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14593 states, 10207 states have (on average 1.2500244929950035) internal successors, (12759), 10505 states have internal predecessors, (12759), 3301 states have call successors, (3301), 923 states have call predecessors, (3301), 1064 states have return successors, (4005), 3289 states have call predecessors, (4005), 3299 states have call successors, (4005) [2022-07-14 04:49:29,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14593 states to 14593 states and 20065 transitions. [2022-07-14 04:49:29,852 INFO L78 Accepts]: Start accepts. Automaton has 14593 states and 20065 transitions. Word has length 150 [2022-07-14 04:49:29,853 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 04:49:29,853 INFO L495 AbstractCegarLoop]: Abstraction has 14593 states and 20065 transitions. [2022-07-14 04:49:29,853 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 4 states have internal predecessors, (73), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-07-14 04:49:29,853 INFO L276 IsEmpty]: Start isEmpty. Operand 14593 states and 20065 transitions. [2022-07-14 04:49:29,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2022-07-14 04:49:29,855 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 04:49:29,855 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 04:49:29,855 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-07-14 04:49:29,855 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-07-14 04:49:29,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 04:49:29,856 INFO L85 PathProgramCache]: Analyzing trace with hash 12428918, now seen corresponding path program 1 times [2022-07-14 04:49:29,856 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 04:49:29,856 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1413632388] [2022-07-14 04:49:29,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 04:49:29,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 04:49:29,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:29,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 04:49:29,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:29,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-14 04:49:29,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:29,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-14 04:49:29,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:29,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-07-14 04:49:29,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:29,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 04:49:29,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:29,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-14 04:49:29,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:29,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 04:49:29,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:30,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-14 04:49:30,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:30,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-14 04:49:30,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:30,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-14 04:49:30,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:30,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-14 04:49:30,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:30,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-14 04:49:30,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:30,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-07-14 04:49:30,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:30,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-07-14 04:49:30,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:30,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-07-14 04:49:30,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:30,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 04:49:30,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:30,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-07-14 04:49:30,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:30,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-07-14 04:49:30,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:30,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-07-14 04:49:30,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:30,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-07-14 04:49:30,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:30,080 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-14 04:49:30,080 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 04:49:30,080 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1413632388] [2022-07-14 04:49:30,080 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1413632388] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 04:49:30,080 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 04:49:30,081 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 04:49:30,081 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [665545228] [2022-07-14 04:49:30,081 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 04:49:30,082 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 04:49:30,083 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 04:49:30,083 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 04:49:30,083 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-14 04:49:30,083 INFO L87 Difference]: Start difference. First operand 14593 states and 20065 transitions. Second operand has 6 states, 6 states have (on average 14.333333333333334) internal successors, (86), 4 states have internal predecessors, (86), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-07-14 04:49:42,086 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 04:49:42,087 INFO L93 Difference]: Finished difference Result 28397 states and 39827 transitions. [2022-07-14 04:49:42,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-07-14 04:49:42,087 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 14.333333333333334) internal successors, (86), 4 states have internal predecessors, (86), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 138 [2022-07-14 04:49:42,087 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 04:49:42,171 INFO L225 Difference]: With dead ends: 28397 [2022-07-14 04:49:42,171 INFO L226 Difference]: Without dead ends: 28395 [2022-07-14 04:49:42,183 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-07-14 04:49:42,184 INFO L413 NwaCegarLoop]: 3749 mSDtfsCounter, 11779 mSDsluCounter, 1393 mSDsCounter, 0 mSdLazyCounter, 9963 mSolverCounterSat, 6398 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11883 SdHoareTripleChecker+Valid, 5142 SdHoareTripleChecker+Invalid, 16361 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6398 IncrementalHoareTripleChecker+Valid, 9963 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.4s IncrementalHoareTripleChecker+Time [2022-07-14 04:49:42,184 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11883 Valid, 5142 Invalid, 16361 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6398 Valid, 9963 Invalid, 0 Unknown, 0 Unchecked, 10.4s Time] [2022-07-14 04:49:42,202 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28395 states. [2022-07-14 04:49:43,739 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28395 to 28098. [2022-07-14 04:49:43,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28098 states, 19616 states have (on average 1.251121533442088) internal successors, (24542), 20227 states have internal predecessors, (24542), 6361 states have call successors, (6361), 1821 states have call predecessors, (6361), 2100 states have return successors, (8566), 6298 states have call predecessors, (8566), 6359 states have call successors, (8566) [2022-07-14 04:49:43,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28098 states to 28098 states and 39469 transitions. [2022-07-14 04:49:43,882 INFO L78 Accepts]: Start accepts. Automaton has 28098 states and 39469 transitions. Word has length 138 [2022-07-14 04:49:43,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 04:49:43,882 INFO L495 AbstractCegarLoop]: Abstraction has 28098 states and 39469 transitions. [2022-07-14 04:49:43,883 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.333333333333334) internal successors, (86), 4 states have internal predecessors, (86), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-07-14 04:49:43,883 INFO L276 IsEmpty]: Start isEmpty. Operand 28098 states and 39469 transitions. [2022-07-14 04:49:43,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2022-07-14 04:49:43,885 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 04:49:43,885 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 04:49:43,885 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-07-14 04:49:43,885 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ldv_check_for_read_sectionErr2ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-07-14 04:49:43,886 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 04:49:43,886 INFO L85 PathProgramCache]: Analyzing trace with hash 278420238, now seen corresponding path program 1 times [2022-07-14 04:49:43,886 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 04:49:43,886 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [928978088] [2022-07-14 04:49:43,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 04:49:43,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 04:49:43,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:44,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 04:49:44,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:44,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-14 04:49:44,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:44,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-14 04:49:44,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:44,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-07-14 04:49:44,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:44,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 04:49:44,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:44,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 04:49:44,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:44,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-14 04:49:44,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:44,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-07-14 04:49:44,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:44,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-14 04:49:44,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:44,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 04:49:44,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:44,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 04:49:44,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:44,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-14 04:49:44,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:44,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-14 04:49:44,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:44,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 04:49:44,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:44,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-07-14 04:49:44,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:44,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-07-14 04:49:44,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:44,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 04:49:44,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:44,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2022-07-14 04:49:44,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:44,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 04:49:44,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:44,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-07-14 04:49:44,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:44,313 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2022-07-14 04:49:44,313 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 04:49:44,313 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [928978088] [2022-07-14 04:49:44,314 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [928978088] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 04:49:44,314 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 04:49:44,314 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 04:49:44,314 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1331417648] [2022-07-14 04:49:44,314 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 04:49:44,314 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 04:49:44,314 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 04:49:44,315 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 04:49:44,315 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-14 04:49:44,315 INFO L87 Difference]: Start difference. First operand 28098 states and 39469 transitions. Second operand has 6 states, 6 states have (on average 12.666666666666666) internal successors, (76), 4 states have internal predecessors, (76), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-07-14 04:49:57,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 04:49:57,738 INFO L93 Difference]: Finished difference Result 36003 states and 53561 transitions. [2022-07-14 04:49:57,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-07-14 04:49:57,740 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.666666666666666) internal successors, (76), 4 states have internal predecessors, (76), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 153 [2022-07-14 04:49:57,741 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 04:49:57,840 INFO L225 Difference]: With dead ends: 36003 [2022-07-14 04:49:57,840 INFO L226 Difference]: Without dead ends: 36001 [2022-07-14 04:49:57,856 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-07-14 04:49:57,857 INFO L413 NwaCegarLoop]: 4293 mSDtfsCounter, 12524 mSDsluCounter, 7354 mSDsCounter, 0 mSdLazyCounter, 10267 mSolverCounterSat, 7246 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13191 SdHoareTripleChecker+Valid, 11647 SdHoareTripleChecker+Invalid, 17513 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7246 IncrementalHoareTripleChecker+Valid, 10267 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.9s IncrementalHoareTripleChecker+Time [2022-07-14 04:49:57,857 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13191 Valid, 11647 Invalid, 17513 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7246 Valid, 10267 Invalid, 0 Unknown, 0 Unchecked, 10.9s Time] [2022-07-14 04:49:57,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36001 states. [2022-07-14 04:49:59,541 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36001 to 29340. [2022-07-14 04:49:59,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29340 states, 20514 states have (on average 1.252023008677001) internal successors, (25684), 21153 states have internal predecessors, (25684), 6555 states have call successors, (6555), 1821 states have call predecessors, (6555), 2250 states have return successors, (9398), 6602 states have call predecessors, (9398), 6553 states have call successors, (9398) [2022-07-14 04:49:59,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29340 states to 29340 states and 41637 transitions. [2022-07-14 04:49:59,689 INFO L78 Accepts]: Start accepts. Automaton has 29340 states and 41637 transitions. Word has length 153 [2022-07-14 04:49:59,690 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 04:49:59,690 INFO L495 AbstractCegarLoop]: Abstraction has 29340 states and 41637 transitions. [2022-07-14 04:49:59,690 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.666666666666666) internal successors, (76), 4 states have internal predecessors, (76), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-07-14 04:49:59,690 INFO L276 IsEmpty]: Start isEmpty. Operand 29340 states and 41637 transitions. [2022-07-14 04:49:59,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2022-07-14 04:49:59,692 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 04:49:59,692 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 04:49:59,692 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-07-14 04:49:59,692 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-07-14 04:49:59,693 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 04:49:59,693 INFO L85 PathProgramCache]: Analyzing trace with hash -1500467922, now seen corresponding path program 1 times [2022-07-14 04:49:59,693 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 04:49:59,693 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [421257650] [2022-07-14 04:49:59,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 04:49:59,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 04:49:59,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:59,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 04:49:59,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:59,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-14 04:49:59,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:59,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-14 04:49:59,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:59,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-07-14 04:49:59,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:59,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 04:49:59,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:59,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-14 04:49:59,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:59,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 04:49:59,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:59,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-14 04:49:59,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:59,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-14 04:49:59,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:59,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-07-14 04:49:59,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:59,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-07-14 04:49:59,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:59,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 04:49:59,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:59,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 04:49:59,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:59,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-14 04:49:59,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:59,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-07-14 04:49:59,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:59,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-07-14 04:49:59,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:59,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 04:49:59,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:59,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 04:49:59,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:59,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-14 04:49:59,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:59,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-07-14 04:49:59,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:59,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-07-14 04:49:59,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:59,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 04:49:59,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:59,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 04:49:59,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:59,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-14 04:49:59,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:59,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-07-14 04:49:59,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:59,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-07-14 04:49:59,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:59,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 04:49:59,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:59,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 04:49:59,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:49:59,987 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 258 trivial. 0 not checked. [2022-07-14 04:49:59,987 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 04:49:59,987 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [421257650] [2022-07-14 04:49:59,987 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [421257650] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 04:49:59,987 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 04:49:59,987 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-07-14 04:49:59,987 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [533430153] [2022-07-14 04:49:59,988 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 04:49:59,988 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-07-14 04:49:59,988 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 04:49:59,988 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-07-14 04:49:59,988 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2022-07-14 04:49:59,988 INFO L87 Difference]: Start difference. First operand 29340 states and 41637 transitions. Second operand has 9 states, 9 states have (on average 8.11111111111111) internal successors, (73), 4 states have internal predecessors, (73), 2 states have call successors, (26), 6 states have call predecessors, (26), 2 states have return successors, (22), 2 states have call predecessors, (22), 1 states have call successors, (22) [2022-07-14 04:50:15,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 04:50:15,236 INFO L93 Difference]: Finished difference Result 61565 states and 91201 transitions. [2022-07-14 04:50:15,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-07-14 04:50:15,236 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.11111111111111) internal successors, (73), 4 states have internal predecessors, (73), 2 states have call successors, (26), 6 states have call predecessors, (26), 2 states have return successors, (22), 2 states have call predecessors, (22), 1 states have call successors, (22) Word has length 182 [2022-07-14 04:50:15,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 04:50:15,355 INFO L225 Difference]: With dead ends: 61565 [2022-07-14 04:50:15,355 INFO L226 Difference]: Without dead ends: 32242 [2022-07-14 04:50:15,480 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=77, Invalid=229, Unknown=0, NotChecked=0, Total=306 [2022-07-14 04:50:15,480 INFO L413 NwaCegarLoop]: 3562 mSDtfsCounter, 7251 mSDsluCounter, 2406 mSDsCounter, 0 mSdLazyCounter, 17007 mSolverCounterSat, 4654 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7251 SdHoareTripleChecker+Valid, 5968 SdHoareTripleChecker+Invalid, 21661 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4654 IncrementalHoareTripleChecker+Valid, 17007 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.4s IncrementalHoareTripleChecker+Time [2022-07-14 04:50:15,480 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7251 Valid, 5968 Invalid, 21661 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4654 Valid, 17007 Invalid, 0 Unknown, 0 Unchecked, 12.4s Time] [2022-07-14 04:50:15,502 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32242 states. [2022-07-14 04:50:17,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32242 to 29338. [2022-07-14 04:50:17,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29338 states, 20515 states have (on average 1.2516207652936875) internal successors, (25677), 21155 states have internal predecessors, (25677), 6547 states have call successors, (6547), 1821 states have call predecessors, (6547), 2255 states have return successors, (9405), 6598 states have call predecessors, (9405), 6545 states have call successors, (9405) [2022-07-14 04:50:17,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29338 states to 29338 states and 41629 transitions. [2022-07-14 04:50:17,349 INFO L78 Accepts]: Start accepts. Automaton has 29338 states and 41629 transitions. Word has length 182 [2022-07-14 04:50:17,349 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 04:50:17,349 INFO L495 AbstractCegarLoop]: Abstraction has 29338 states and 41629 transitions. [2022-07-14 04:50:17,350 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.11111111111111) internal successors, (73), 4 states have internal predecessors, (73), 2 states have call successors, (26), 6 states have call predecessors, (26), 2 states have return successors, (22), 2 states have call predecessors, (22), 1 states have call successors, (22) [2022-07-14 04:50:17,350 INFO L276 IsEmpty]: Start isEmpty. Operand 29338 states and 41629 transitions. [2022-07-14 04:50:17,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2022-07-14 04:50:17,352 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 04:50:17,352 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 04:50:17,352 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-07-14 04:50:17,352 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ldv_check_for_read_sectionErr3ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-07-14 04:50:17,353 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 04:50:17,353 INFO L85 PathProgramCache]: Analyzing trace with hash 840344490, now seen corresponding path program 1 times [2022-07-14 04:50:17,353 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 04:50:17,353 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [298421004] [2022-07-14 04:50:17,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 04:50:17,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 04:50:17,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:50:17,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 04:50:17,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:50:17,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-14 04:50:17,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:50:17,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-14 04:50:17,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:50:17,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-07-14 04:50:17,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:50:17,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 04:50:17,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:50:17,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 04:50:17,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:50:17,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-14 04:50:17,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:50:17,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-07-14 04:50:17,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:50:17,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-14 04:50:17,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:50:17,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 04:50:17,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:50:17,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 04:50:17,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:50:17,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-14 04:50:17,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:50:17,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-14 04:50:17,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:50:17,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 04:50:17,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:50:17,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-07-14 04:50:17,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:50:17,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-07-14 04:50:17,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:50:17,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 04:50:17,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:50:17,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2022-07-14 04:50:17,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:50:17,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 04:50:17,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:50:17,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-07-14 04:50:17,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 04:50:17,580 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2022-07-14 04:50:17,580 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 04:50:17,581 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [298421004] [2022-07-14 04:50:17,581 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [298421004] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 04:50:17,581 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 04:50:17,581 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 04:50:17,581 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [846140468] [2022-07-14 04:50:17,582 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 04:50:17,582 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 04:50:17,582 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 04:50:17,582 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 04:50:17,582 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-14 04:50:17,583 INFO L87 Difference]: Start difference. First operand 29338 states and 41629 transitions. Second operand has 6 states, 6 states have (on average 13.166666666666666) internal successors, (79), 4 states have internal predecessors, (79), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16)