./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--char--ipmi--ipmi_msghandler.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6c24879c Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.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 1b79bc3bed5bfb059718e76e7116aac9b8952405f0b578f08aab2c60e1303883 --- Real Ultimate output --- This is Ultimate 0.2.2-?-6c24879 [2022-07-12 16:53:33,147 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-12 16:53:33,151 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-12 16:53:33,172 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-12 16:53:33,172 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-12 16:53:33,173 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-12 16:53:33,174 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-12 16:53:33,175 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-12 16:53:33,176 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-12 16:53:33,177 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-12 16:53:33,178 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-12 16:53:33,178 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-12 16:53:33,179 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-12 16:53:33,179 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-12 16:53:33,180 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-12 16:53:33,181 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-12 16:53:33,182 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-12 16:53:33,182 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-12 16:53:33,183 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-12 16:53:33,184 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-12 16:53:33,185 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-12 16:53:33,186 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-12 16:53:33,187 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-12 16:53:33,187 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-12 16:53:33,188 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-12 16:53:33,190 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-12 16:53:33,190 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-12 16:53:33,190 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-12 16:53:33,191 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-12 16:53:33,191 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-12 16:53:33,192 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-12 16:53:33,192 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-12 16:53:33,192 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-12 16:53:33,193 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-12 16:53:33,193 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-12 16:53:33,194 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-12 16:53:33,194 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-12 16:53:33,195 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-12 16:53:33,195 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-12 16:53:33,195 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-12 16:53:33,196 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-12 16:53:33,197 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-12 16:53:33,197 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-12 16:53:33,211 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-12 16:53:33,211 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-12 16:53:33,211 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-12 16:53:33,212 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-12 16:53:33,212 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-12 16:53:33,212 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-12 16:53:33,213 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-12 16:53:33,213 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-12 16:53:33,213 INFO L138 SettingsManager]: * Use SBE=true [2022-07-12 16:53:33,213 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-12 16:53:33,213 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-12 16:53:33,214 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-12 16:53:33,214 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-12 16:53:33,214 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-12 16:53:33,215 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-12 16:53:33,215 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-12 16:53:33,215 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-12 16:53:33,215 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-12 16:53:33,215 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-12 16:53:33,216 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-12 16:53:33,216 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-12 16:53:33,216 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 16:53:33,216 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-12 16:53:33,216 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-12 16:53:33,216 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-12 16:53:33,217 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-12 16:53:33,217 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-12 16:53:33,217 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-12 16:53:33,217 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-12 16:53:33,217 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-12 16:53:33,217 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1b79bc3bed5bfb059718e76e7116aac9b8952405f0b578f08aab2c60e1303883 [2022-07-12 16:53:33,358 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-12 16:53:33,376 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-12 16:53:33,378 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-12 16:53:33,379 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-12 16:53:33,389 INFO L275 PluginConnector]: CDTParser initialized [2022-07-12 16:53:33,390 INFO L432 ainManager$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--char--ipmi--ipmi_msghandler.ko.cil.i [2022-07-12 16:53:33,455 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/174739ba1/16701e6bb9fb40b4af91d6c1b685369c/FLAG0d1314c08 [2022-07-12 16:53:34,170 INFO L306 CDTParser]: Found 1 translation units. [2022-07-12 16:53:34,171 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i [2022-07-12 16:53:34,230 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/174739ba1/16701e6bb9fb40b4af91d6c1b685369c/FLAG0d1314c08 [2022-07-12 16:53:34,469 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/174739ba1/16701e6bb9fb40b4af91d6c1b685369c [2022-07-12 16:53:34,471 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-12 16:53:34,472 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-12 16:53:34,473 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-12 16:53:34,474 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-12 16:53:34,476 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-12 16:53:34,476 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 04:53:34" (1/1) ... [2022-07-12 16:53:34,477 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e3291ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 04:53:34, skipping insertion in model container [2022-07-12 16:53:34,477 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 04:53:34" (1/1) ... [2022-07-12 16:53:34,481 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-12 16:53:34,588 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 16:53:37,665 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[489067,489080] [2022-07-12 16:53:37,667 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[489212,489225] [2022-07-12 16:53:37,668 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[489358,489371] [2022-07-12 16:53:37,668 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[489523,489536] [2022-07-12 16:53:37,670 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[489681,489694] [2022-07-12 16:53:37,671 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[489839,489852] [2022-07-12 16:53:37,671 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[489997,490010] [2022-07-12 16:53:37,672 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[490157,490170] [2022-07-12 16:53:37,672 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[490316,490329] [2022-07-12 16:53:37,672 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[490455,490468] [2022-07-12 16:53:37,673 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[490597,490610] [2022-07-12 16:53:37,673 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[490746,490759] [2022-07-12 16:53:37,674 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[490885,490898] [2022-07-12 16:53:37,677 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[491040,491053] [2022-07-12 16:53:37,677 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[491200,491213] [2022-07-12 16:53:37,677 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[491351,491364] [2022-07-12 16:53:37,678 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[491502,491515] [2022-07-12 16:53:37,678 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[491654,491667] [2022-07-12 16:53:37,679 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[491803,491816] [2022-07-12 16:53:37,679 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[491951,491964] [2022-07-12 16:53:37,679 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[492108,492121] [2022-07-12 16:53:37,680 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[492257,492270] [2022-07-12 16:53:37,680 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[492413,492426] [2022-07-12 16:53:37,681 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[492566,492579] [2022-07-12 16:53:37,682 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[492712,492725] [2022-07-12 16:53:37,683 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[492855,492868] [2022-07-12 16:53:37,683 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[493007,493020] [2022-07-12 16:53:37,683 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[493153,493166] [2022-07-12 16:53:37,684 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[493298,493311] [2022-07-12 16:53:37,684 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[493452,493465] [2022-07-12 16:53:37,685 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[493603,493616] [2022-07-12 16:53:37,685 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[493758,493771] [2022-07-12 16:53:37,686 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[493910,493923] [2022-07-12 16:53:37,686 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[494065,494078] [2022-07-12 16:53:37,687 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--char--ipmi--ipmi_msghandler.ko.cil.i[494229,494242] [2022-07-12 16:53:37,687 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--char--ipmi--ipmi_msghandler.ko.cil.i[494385,494398] [2022-07-12 16:53:37,688 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--char--ipmi--ipmi_msghandler.ko.cil.i[494549,494562] [2022-07-12 16:53:37,688 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--char--ipmi--ipmi_msghandler.ko.cil.i[494691,494704] [2022-07-12 16:53:37,689 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--char--ipmi--ipmi_msghandler.ko.cil.i[494849,494862] [2022-07-12 16:53:37,689 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--char--ipmi--ipmi_msghandler.ko.cil.i[495016,495029] [2022-07-12 16:53:37,690 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--char--ipmi--ipmi_msghandler.ko.cil.i[495175,495188] [2022-07-12 16:53:37,690 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--char--ipmi--ipmi_msghandler.ko.cil.i[495334,495347] [2022-07-12 16:53:37,690 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--char--ipmi--ipmi_msghandler.ko.cil.i[495483,495496] [2022-07-12 16:53:37,691 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--char--ipmi--ipmi_msghandler.ko.cil.i[495630,495643] [2022-07-12 16:53:37,691 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--char--ipmi--ipmi_msghandler.ko.cil.i[495769,495782] [2022-07-12 16:53:37,691 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--char--ipmi--ipmi_msghandler.ko.cil.i[495932,495945] [2022-07-12 16:53:37,692 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--char--ipmi--ipmi_msghandler.ko.cil.i[496098,496111] [2022-07-12 16:53:37,692 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--char--ipmi--ipmi_msghandler.ko.cil.i[496262,496275] [2022-07-12 16:53:37,693 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--char--ipmi--ipmi_msghandler.ko.cil.i[496427,496440] [2022-07-12 16:53:37,693 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--char--ipmi--ipmi_msghandler.ko.cil.i[496592,496605] [2022-07-12 16:53:37,693 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--char--ipmi--ipmi_msghandler.ko.cil.i[496758,496771] [2022-07-12 16:53:37,694 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--char--ipmi--ipmi_msghandler.ko.cil.i[496923,496936] [2022-07-12 16:53:37,694 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--char--ipmi--ipmi_msghandler.ko.cil.i[497090,497103] [2022-07-12 16:53:37,694 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--char--ipmi--ipmi_msghandler.ko.cil.i[497250,497263] [2022-07-12 16:53:37,694 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--char--ipmi--ipmi_msghandler.ko.cil.i[497412,497425] [2022-07-12 16:53:37,695 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--char--ipmi--ipmi_msghandler.ko.cil.i[497571,497584] [2022-07-12 16:53:37,695 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--char--ipmi--ipmi_msghandler.ko.cil.i[497717,497730] [2022-07-12 16:53:37,695 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--char--ipmi--ipmi_msghandler.ko.cil.i[497860,497873] [2022-07-12 16:53:37,696 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--char--ipmi--ipmi_msghandler.ko.cil.i[498004,498017] [2022-07-12 16:53:37,696 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--char--ipmi--ipmi_msghandler.ko.cil.i[498147,498160] [2022-07-12 16:53:37,696 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--char--ipmi--ipmi_msghandler.ko.cil.i[498291,498304] [2022-07-12 16:53:37,697 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--char--ipmi--ipmi_msghandler.ko.cil.i[498432,498445] [2022-07-12 16:53:37,697 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--char--ipmi--ipmi_msghandler.ko.cil.i[498570,498583] [2022-07-12 16:53:37,698 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--char--ipmi--ipmi_msghandler.ko.cil.i[498728,498741] [2022-07-12 16:53:37,698 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--char--ipmi--ipmi_msghandler.ko.cil.i[498887,498900] [2022-07-12 16:53:37,698 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--char--ipmi--ipmi_msghandler.ko.cil.i[499043,499056] [2022-07-12 16:53:37,698 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--char--ipmi--ipmi_msghandler.ko.cil.i[499192,499205] [2022-07-12 16:53:37,699 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--char--ipmi--ipmi_msghandler.ko.cil.i[499344,499357] [2022-07-12 16:53:37,699 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--char--ipmi--ipmi_msghandler.ko.cil.i[499495,499508] [2022-07-12 16:53:37,699 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--char--ipmi--ipmi_msghandler.ko.cil.i[499644,499657] [2022-07-12 16:53:37,700 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--char--ipmi--ipmi_msghandler.ko.cil.i[499796,499809] [2022-07-12 16:53:37,700 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--char--ipmi--ipmi_msghandler.ko.cil.i[499944,499957] [2022-07-12 16:53:37,700 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--char--ipmi--ipmi_msghandler.ko.cil.i[500097,500110] [2022-07-12 16:53:37,700 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--char--ipmi--ipmi_msghandler.ko.cil.i[500248,500261] [2022-07-12 16:53:37,701 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--char--ipmi--ipmi_msghandler.ko.cil.i[500398,500411] [2022-07-12 16:53:37,701 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--char--ipmi--ipmi_msghandler.ko.cil.i[500545,500558] [2022-07-12 16:53:37,702 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--char--ipmi--ipmi_msghandler.ko.cil.i[500696,500709] [2022-07-12 16:53:37,702 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--char--ipmi--ipmi_msghandler.ko.cil.i[500847,500860] [2022-07-12 16:53:37,702 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--char--ipmi--ipmi_msghandler.ko.cil.i[500995,501008] [2022-07-12 16:53:37,703 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--char--ipmi--ipmi_msghandler.ko.cil.i[501161,501174] [2022-07-12 16:53:37,703 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--char--ipmi--ipmi_msghandler.ko.cil.i[501330,501343] [2022-07-12 16:53:37,703 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--char--ipmi--ipmi_msghandler.ko.cil.i[501497,501510] [2022-07-12 16:53:37,703 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--char--ipmi--ipmi_msghandler.ko.cil.i[501665,501678] [2022-07-12 16:53:37,704 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--char--ipmi--ipmi_msghandler.ko.cil.i[501815,501828] [2022-07-12 16:53:37,704 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--char--ipmi--ipmi_msghandler.ko.cil.i[501962,501975] [2022-07-12 16:53:37,704 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--char--ipmi--ipmi_msghandler.ko.cil.i[502123,502136] [2022-07-12 16:53:37,705 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--char--ipmi--ipmi_msghandler.ko.cil.i[502293,502306] [2022-07-12 16:53:37,705 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--char--ipmi--ipmi_msghandler.ko.cil.i[502455,502468] [2022-07-12 16:53:37,714 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 16:53:37,783 INFO L203 MainTranslator]: Completed pre-run [2022-07-12 16:53:38,086 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[489067,489080] [2022-07-12 16:53:38,088 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[489212,489225] [2022-07-12 16:53:38,091 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[489358,489371] [2022-07-12 16:53:38,091 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[489523,489536] [2022-07-12 16:53:38,092 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[489681,489694] [2022-07-12 16:53:38,092 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[489839,489852] [2022-07-12 16:53:38,092 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[489997,490010] [2022-07-12 16:53:38,093 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[490157,490170] [2022-07-12 16:53:38,093 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[490316,490329] [2022-07-12 16:53:38,094 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[490455,490468] [2022-07-12 16:53:38,094 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[490597,490610] [2022-07-12 16:53:38,094 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[490746,490759] [2022-07-12 16:53:38,094 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[490885,490898] [2022-07-12 16:53:38,095 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[491040,491053] [2022-07-12 16:53:38,095 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[491200,491213] [2022-07-12 16:53:38,095 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[491351,491364] [2022-07-12 16:53:38,095 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[491502,491515] [2022-07-12 16:53:38,096 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[491654,491667] [2022-07-12 16:53:38,096 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[491803,491816] [2022-07-12 16:53:38,096 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[491951,491964] [2022-07-12 16:53:38,096 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[492108,492121] [2022-07-12 16:53:38,097 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[492257,492270] [2022-07-12 16:53:38,097 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[492413,492426] [2022-07-12 16:53:38,097 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[492566,492579] [2022-07-12 16:53:38,097 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[492712,492725] [2022-07-12 16:53:38,098 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[492855,492868] [2022-07-12 16:53:38,098 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[493007,493020] [2022-07-12 16:53:38,099 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[493153,493166] [2022-07-12 16:53:38,099 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[493298,493311] [2022-07-12 16:53:38,099 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[493452,493465] [2022-07-12 16:53:38,120 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[493603,493616] [2022-07-12 16:53:38,120 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[493758,493771] [2022-07-12 16:53:38,120 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[493910,493923] [2022-07-12 16:53:38,121 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[494065,494078] [2022-07-12 16:53:38,121 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[494229,494242] [2022-07-12 16:53:38,121 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[494385,494398] [2022-07-12 16:53:38,121 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[494549,494562] [2022-07-12 16:53:38,122 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[494691,494704] [2022-07-12 16:53:38,122 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[494849,494862] [2022-07-12 16:53:38,123 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[495016,495029] [2022-07-12 16:53:38,123 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[495175,495188] [2022-07-12 16:53:38,123 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[495334,495347] [2022-07-12 16:53:38,124 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[495483,495496] [2022-07-12 16:53:38,124 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[495630,495643] [2022-07-12 16:53:38,124 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[495769,495782] [2022-07-12 16:53:38,124 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[495932,495945] [2022-07-12 16:53:38,125 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[496098,496111] [2022-07-12 16:53:38,125 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[496262,496275] [2022-07-12 16:53:38,125 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[496427,496440] [2022-07-12 16:53:38,126 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[496592,496605] [2022-07-12 16:53:38,126 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[496758,496771] [2022-07-12 16:53:38,126 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[496923,496936] [2022-07-12 16:53:38,126 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[497090,497103] [2022-07-12 16:53:38,127 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[497250,497263] [2022-07-12 16:53:38,127 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[497412,497425] [2022-07-12 16:53:38,127 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[497571,497584] [2022-07-12 16:53:38,128 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[497717,497730] [2022-07-12 16:53:38,128 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[497860,497873] [2022-07-12 16:53:38,128 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[498004,498017] [2022-07-12 16:53:38,128 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[498147,498160] [2022-07-12 16:53:38,129 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[498291,498304] [2022-07-12 16:53:38,130 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[498432,498445] [2022-07-12 16:53:38,131 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[498570,498583] [2022-07-12 16:53:38,133 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[498728,498741] [2022-07-12 16:53:38,133 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[498887,498900] [2022-07-12 16:53:38,136 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[499043,499056] [2022-07-12 16:53:38,137 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[499192,499205] [2022-07-12 16:53:38,138 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[499344,499357] [2022-07-12 16:53:38,138 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[499495,499508] [2022-07-12 16:53:38,138 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[499644,499657] [2022-07-12 16:53:38,138 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[499796,499809] [2022-07-12 16:53:38,139 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[499944,499957] [2022-07-12 16:53:38,143 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[500097,500110] [2022-07-12 16:53:38,143 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[500248,500261] [2022-07-12 16:53:38,144 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[500398,500411] [2022-07-12 16:53:38,144 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[500545,500558] [2022-07-12 16:53:38,144 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[500696,500709] [2022-07-12 16:53:38,145 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[500847,500860] [2022-07-12 16:53:38,146 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[500995,501008] [2022-07-12 16:53:38,146 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[501161,501174] [2022-07-12 16:53:38,146 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[501330,501343] [2022-07-12 16:53:38,147 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[501497,501510] [2022-07-12 16:53:38,147 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[501665,501678] [2022-07-12 16:53:38,148 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[501815,501828] [2022-07-12 16:53:38,148 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[501962,501975] [2022-07-12 16:53:38,148 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[502123,502136] [2022-07-12 16:53:38,148 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[502293,502306] [2022-07-12 16:53:38,148 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[502455,502468] [2022-07-12 16:53:38,153 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 16:53:38,356 INFO L208 MainTranslator]: Completed translation [2022-07-12 16:53:38,357 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 04:53:38 WrapperNode [2022-07-12 16:53:38,357 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-12 16:53:38,358 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-12 16:53:38,358 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-12 16:53:38,358 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-12 16:53:38,363 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 04:53:38" (1/1) ... [2022-07-12 16:53:38,491 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 04:53:38" (1/1) ... [2022-07-12 16:53:38,652 INFO L137 Inliner]: procedures = 805, calls = 4362, calls flagged for inlining = 353, calls inlined = 186, statements flattened = 5819 [2022-07-12 16:53:38,653 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-12 16:53:38,653 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-12 16:53:38,653 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-12 16:53:38,654 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-12 16:53:38,660 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 04:53:38" (1/1) ... [2022-07-12 16:53:38,660 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 04:53:38" (1/1) ... [2022-07-12 16:53:38,702 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 04:53:38" (1/1) ... [2022-07-12 16:53:38,702 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 04:53:38" (1/1) ... [2022-07-12 16:53:38,826 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 04:53:38" (1/1) ... [2022-07-12 16:53:38,856 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 04:53:38" (1/1) ... [2022-07-12 16:53:38,884 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 04:53:38" (1/1) ... [2022-07-12 16:53:38,913 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-12 16:53:38,914 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-12 16:53:38,915 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-12 16:53:38,915 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-12 16:53:38,915 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 04:53:38" (1/1) ... [2022-07-12 16:53:38,922 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 16:53:38,929 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 16:53:38,939 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-12 16:53:38,991 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-12 16:53:39,017 INFO L130 BoogieDeclarations]: Found specification of procedure smi_stats_proc_open [2022-07-12 16:53:39,017 INFO L138 BoogieDeclarations]: Found implementation of procedure smi_stats_proc_open [2022-07-12 16:53:39,017 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-07-12 16:53:39,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-07-12 16:53:39,018 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-07-12 16:53:39,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-07-12 16:53:39,018 INFO L130 BoogieDeclarations]: Found specification of procedure format_lan_msg [2022-07-12 16:53:39,018 INFO L138 BoogieDeclarations]: Found implementation of procedure format_lan_msg [2022-07-12 16:53:39,018 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_panic_request_and_wait [2022-07-12 16:53:39,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_panic_request_and_wait [2022-07-12 16:53:39,018 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-07-12 16:53:39,018 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-07-12 16:53:39,018 INFO L130 BoogieDeclarations]: Found specification of procedure smi_add_send_msg [2022-07-12 16:53:39,018 INFO L138 BoogieDeclarations]: Found implementation of procedure smi_add_send_msg [2022-07-12 16:53:39,019 INFO L130 BoogieDeclarations]: Found specification of procedure intf_next_seq [2022-07-12 16:53:39,019 INFO L138 BoogieDeclarations]: Found implementation of procedure intf_next_seq [2022-07-12 16:53:39,019 INFO L130 BoogieDeclarations]: Found specification of procedure PDE_DATA [2022-07-12 16:53:39,019 INFO L138 BoogieDeclarations]: Found implementation of procedure PDE_DATA [2022-07-12 16:53:39,019 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-07-12 16:53:39,019 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-07-12 16:53:39,019 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2022-07-12 16:53:39,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2022-07-12 16:53:39,019 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-07-12 16:53:39,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-07-12 16:53:39,020 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~~ipmi_smi_t~0~X~$Pointer$~TO~VOID [2022-07-12 16:53:39,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~~ipmi_smi_t~0~X~$Pointer$~TO~VOID [2022-07-12 16:53:39,020 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-07-12 16:53:39,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-07-12 16:53:39,020 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-12 16:53:39,020 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2022-07-12 16:53:39,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2022-07-12 16:53:39,020 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_195 [2022-07-12 16:53:39,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_195 [2022-07-12 16:53:39,020 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_194 [2022-07-12 16:53:39,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_194 [2022-07-12 16:53:39,021 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-07-12 16:53:39,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-07-12 16:53:39,021 INFO L130 BoogieDeclarations]: Found specification of procedure maintenance_mode_update [2022-07-12 16:53:39,021 INFO L138 BoogieDeclarations]: Found implementation of procedure maintenance_mode_update [2022-07-12 16:53:39,021 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_instance_callback_15_2 [2022-07-12 16:53:39,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_instance_callback_15_2 [2022-07-12 16:53:39,021 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2022-07-12 16:53:39,021 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2022-07-12 16:53:39,021 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-07-12 16:53:39,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-07-12 16:53:39,022 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_xmit_msgs_lock_of_ipmi_smi [2022-07-12 16:53:39,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_xmit_msgs_lock_of_ipmi_smi [2022-07-12 16:53:39,022 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2022-07-12 16:53:39,022 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2022-07-12 16:53:39,022 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-12 16:53:39,022 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2022-07-12 16:53:39,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2022-07-12 16:53:39,022 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2022-07-12 16:53:39,022 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2022-07-12 16:53:39,023 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-12 16:53:39,023 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-07-12 16:53:39,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-07-12 16:53:39,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-12 16:53:39,023 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-07-12 16:53:39,023 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-07-12 16:53:39,023 INFO L130 BoogieDeclarations]: Found specification of procedure handle_new_recv_msgs [2022-07-12 16:53:39,023 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_new_recv_msgs [2022-07-12 16:53:39,024 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-07-12 16:53:39,024 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-07-12 16:53:39,024 INFO L130 BoogieDeclarations]: Found specification of procedure intf_free [2022-07-12 16:53:39,024 INFO L138 BoogieDeclarations]: Found implementation of procedure intf_free [2022-07-12 16:53:39,024 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2022-07-12 16:53:39,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2022-07-12 16:53:39,024 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-12 16:53:39,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-12 16:53:39,024 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_smi_msg_received [2022-07-12 16:53:39,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_smi_msg_received [2022-07-12 16:53:39,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-12 16:53:39,027 INFO L130 BoogieDeclarations]: Found specification of procedure intf_find_seq [2022-07-12 16:53:39,027 INFO L138 BoogieDeclarations]: Found implementation of procedure intf_find_seq [2022-07-12 16:53:39,028 INFO L130 BoogieDeclarations]: Found specification of procedure handle_ipmb_get_msg_cmd [2022-07-12 16:53:39,028 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_ipmb_get_msg_cmd [2022-07-12 16:53:39,028 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_145 [2022-07-12 16:53:39,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_145 [2022-07-12 16:53:39,028 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_133 [2022-07-12 16:53:39,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_133 [2022-07-12 16:53:39,029 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_137 [2022-07-12 16:53:39,029 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_137 [2022-07-12 16:53:39,029 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_free_smi_msg [2022-07-12 16:53:39,029 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_free_smi_msg [2022-07-12 16:53:39,029 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2022-07-12 16:53:39,029 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2022-07-12 16:53:39,029 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_for_read_section [2022-07-12 16:53:39,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_for_read_section [2022-07-12 16:53:39,030 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2022-07-12 16:53:39,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2022-07-12 16:53:39,030 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-12 16:53:39,030 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-07-12 16:53:39,030 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-07-12 16:53:39,030 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2022-07-12 16:53:39,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2022-07-12 16:53:39,030 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_110 [2022-07-12 16:53:39,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_110 [2022-07-12 16:53:39,031 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-12 16:53:39,031 INFO L130 BoogieDeclarations]: Found specification of procedure find_cmd_rcvr [2022-07-12 16:53:39,031 INFO L138 BoogieDeclarations]: Found implementation of procedure find_cmd_rcvr [2022-07-12 16:53:39,031 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_init_msghandler [2022-07-12 16:53:39,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_init_msghandler [2022-07-12 16:53:39,031 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-07-12 16:53:39,031 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-07-12 16:53:39,031 INFO L130 BoogieDeclarations]: Found specification of procedure clean_up_interface_data [2022-07-12 16:53:39,031 INFO L138 BoogieDeclarations]: Found implementation of procedure clean_up_interface_data [2022-07-12 16:53:39,031 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-07-12 16:53:39,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-07-12 16:53:39,032 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_alloc_recv_msg [2022-07-12 16:53:39,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_alloc_recv_msg [2022-07-12 16:53:39,032 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2022-07-12 16:53:39,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2022-07-12 16:53:39,032 INFO L130 BoogieDeclarations]: Found specification of procedure handle_ipmb_get_msg_rsp [2022-07-12 16:53:39,032 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_ipmb_get_msg_rsp [2022-07-12 16:53:39,032 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_held [2022-07-12 16:53:39,032 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_held [2022-07-12 16:53:39,032 INFO L130 BoogieDeclarations]: Found specification of procedure smi_ipmb_proc_open [2022-07-12 16:53:39,032 INFO L138 BoogieDeclarations]: Found implementation of procedure smi_ipmb_proc_open [2022-07-12 16:53:39,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-07-12 16:53:39,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-07-12 16:53:39,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-12 16:53:39,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-12 16:53:39,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-12 16:53:39,033 INFO L130 BoogieDeclarations]: Found specification of procedure is_ipmb_bcast_addr [2022-07-12 16:53:39,034 INFO L138 BoogieDeclarations]: Found implementation of procedure is_ipmb_bcast_addr [2022-07-12 16:53:39,034 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_timeout_handler [2022-07-12 16:53:39,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_timeout_handler [2022-07-12 16:53:39,034 INFO L130 BoogieDeclarations]: Found specification of procedure intf_err_seq [2022-07-12 16:53:39,034 INFO L138 BoogieDeclarations]: Found implementation of procedure intf_err_seq [2022-07-12 16:53:39,034 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2022-07-12 16:53:39,034 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2022-07-12 16:53:39,034 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-07-12 16:53:39,034 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-07-12 16:53:39,034 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_timeout [2022-07-12 16:53:39,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_timeout [2022-07-12 16:53:39,035 INFO L130 BoogieDeclarations]: Found specification of procedure smi_recv_tasklet [2022-07-12 16:53:39,035 INFO L138 BoogieDeclarations]: Found implementation of procedure smi_recv_tasklet [2022-07-12 16:53:39,035 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_179 [2022-07-12 16:53:39,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_179 [2022-07-12 16:53:39,035 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_free_recv_msg [2022-07-12 16:53:39,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_free_recv_msg [2022-07-12 16:53:39,035 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2022-07-12 16:53:39,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2022-07-12 16:53:39,035 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-07-12 16:53:39,036 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-07-12 16:53:39,036 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-12 16:53:39,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-12 16:53:39,036 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_events_lock_of_ipmi_smi [2022-07-12 16:53:39,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_events_lock_of_ipmi_smi [2022-07-12 16:53:39,036 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~bool~0~TO~VOID [2022-07-12 16:53:39,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~bool~0~TO~VOID [2022-07-12 16:53:39,036 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_poll [2022-07-12 16:53:39,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_poll [2022-07-12 16:53:39,036 INFO L130 BoogieDeclarations]: Found specification of procedure handle_lan_get_msg_cmd [2022-07-12 16:53:39,036 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_lan_get_msg_cmd [2022-07-12 16:53:39,037 INFO L130 BoogieDeclarations]: Found specification of procedure handle_bmc_rsp [2022-07-12 16:53:39,037 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_bmc_rsp [2022-07-12 16:53:39,037 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2022-07-12 16:53:39,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2022-07-12 16:53:39,037 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2022-07-12 16:53:39,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2022-07-12 16:53:39,037 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_maintenance_mode_lock_of_ipmi_smi [2022-07-12 16:53:39,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_maintenance_mode_lock_of_ipmi_smi [2022-07-12 16:53:39,037 INFO L130 BoogieDeclarations]: Found specification of procedure copy_event_into_recv_msg [2022-07-12 16:53:39,037 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_event_into_recv_msg [2022-07-12 16:53:39,038 INFO L130 BoogieDeclarations]: Found specification of procedure handle_oem_get_msg_cmd [2022-07-12 16:53:39,038 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_oem_get_msg_cmd [2022-07-12 16:53:39,038 INFO L130 BoogieDeclarations]: Found specification of procedure need_waiter [2022-07-12 16:53:39,038 INFO L138 BoogieDeclarations]: Found implementation of procedure need_waiter [2022-07-12 16:53:39,038 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-07-12 16:53:39,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-07-12 16:53:39,038 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-12 16:53:39,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-12 16:53:39,038 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2022-07-12 16:53:39,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2022-07-12 16:53:39,038 INFO L130 BoogieDeclarations]: Found specification of procedure smi_send [2022-07-12 16:53:39,039 INFO L138 BoogieDeclarations]: Found implementation of procedure smi_send [2022-07-12 16:53:39,039 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-12 16:53:39,039 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-07-12 16:53:39,039 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-07-12 16:53:39,039 INFO L130 BoogieDeclarations]: Found specification of procedure i_ipmi_request [2022-07-12 16:53:39,039 INFO L138 BoogieDeclarations]: Found implementation of procedure i_ipmi_request [2022-07-12 16:53:39,039 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-07-12 16:53:39,039 INFO L130 BoogieDeclarations]: Found specification of procedure free_smi_msg_list [2022-07-12 16:53:39,039 INFO L138 BoogieDeclarations]: Found implementation of procedure free_smi_msg_list [2022-07-12 16:53:39,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-07-12 16:53:39,039 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2022-07-12 16:53:39,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2022-07-12 16:53:39,040 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2022-07-12 16:53:39,040 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2022-07-12 16:53:39,040 INFO L130 BoogieDeclarations]: Found specification of procedure deliver_err_response [2022-07-12 16:53:39,040 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver_err_response [2022-07-12 16:53:39,040 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-07-12 16:53:39,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-07-12 16:53:39,040 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-12 16:53:39,040 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-12 16:53:39,040 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2022-07-12 16:53:39,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2022-07-12 16:53:39,041 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_register_17_2 [2022-07-12 16:53:39,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_register_17_2 [2022-07-12 16:53:39,041 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-07-12 16:53:39,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-07-12 16:53:39,041 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_cmd_rcvrs_mutex_of_ipmi_smi [2022-07-12 16:53:39,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_cmd_rcvrs_mutex_of_ipmi_smi [2022-07-12 16:53:39,041 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-07-12 16:53:39,041 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-07-12 16:53:39,041 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2022-07-12 16:53:39,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2022-07-12 16:53:39,042 INFO L130 BoogieDeclarations]: Found specification of procedure smi_version_proc_open [2022-07-12 16:53:39,042 INFO L138 BoogieDeclarations]: Found implementation of procedure smi_version_proc_open [2022-07-12 16:53:39,042 INFO L130 BoogieDeclarations]: Found specification of procedure seq_lseek [2022-07-12 16:53:39,042 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_lseek [2022-07-12 16:53:39,042 INFO L130 BoogieDeclarations]: Found specification of procedure send_channel_info_cmd [2022-07-12 16:53:39,042 INFO L138 BoogieDeclarations]: Found implementation of procedure send_channel_info_cmd [2022-07-12 16:53:39,042 INFO L130 BoogieDeclarations]: Found specification of procedure handle_one_recv_msg [2022-07-12 16:53:39,042 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_one_recv_msg [2022-07-12 16:53:39,042 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-07-12 16:53:39,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-07-12 16:53:39,042 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2022-07-12 16:53:39,043 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2022-07-12 16:53:39,043 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_alloc_smi_msg [2022-07-12 16:53:39,043 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_alloc_smi_msg [2022-07-12 16:53:39,043 INFO L130 BoogieDeclarations]: Found specification of procedure is_lan_addr [2022-07-12 16:53:39,043 INFO L138 BoogieDeclarations]: Found implementation of procedure is_lan_addr [2022-07-12 16:53:39,043 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2022-07-12 16:53:39,043 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2022-07-12 16:53:39,043 INFO L130 BoogieDeclarations]: Found specification of procedure channel_handler [2022-07-12 16:53:39,043 INFO L138 BoogieDeclarations]: Found implementation of procedure channel_handler [2022-07-12 16:53:39,043 INFO L130 BoogieDeclarations]: Found specification of procedure __cmpxchg_wrong_size [2022-07-12 16:53:39,044 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2022-07-12 16:53:39,044 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2022-07-12 16:53:39,044 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-12 16:53:39,044 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-12 16:53:39,044 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-12 16:53:39,044 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-07-12 16:53:39,044 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-07-12 16:53:39,047 INFO L130 BoogieDeclarations]: Found specification of procedure handle_read_event_rsp [2022-07-12 16:53:39,047 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_read_event_rsp [2022-07-12 16:53:39,047 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2022-07-12 16:53:39,047 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_read [2022-07-12 16:53:39,047 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-07-12 16:53:39,047 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-07-12 16:53:39,047 INFO L130 BoogieDeclarations]: Found specification of procedure proc_mkdir [2022-07-12 16:53:39,047 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_mkdir [2022-07-12 16:53:39,047 INFO L130 BoogieDeclarations]: Found specification of procedure driver_unregister [2022-07-12 16:53:39,047 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_unregister [2022-07-12 16:53:39,048 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2022-07-12 16:53:39,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2022-07-12 16:53:39,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-12 16:53:39,048 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2022-07-12 16:53:39,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2022-07-12 16:53:39,048 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-07-12 16:53:39,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-07-12 16:53:39,048 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-07-12 16:53:39,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-07-12 16:53:39,048 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_waiting_rcv_msgs_lock_of_ipmi_smi [2022-07-12 16:53:39,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_waiting_rcv_msgs_lock_of_ipmi_smi [2022-07-12 16:53:39,049 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_cmd_rcvrs_mutex_of_ipmi_smi [2022-07-12 16:53:39,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_cmd_rcvrs_mutex_of_ipmi_smi [2022-07-12 16:53:39,049 INFO L130 BoogieDeclarations]: Found specification of procedure single_open [2022-07-12 16:53:39,049 INFO L138 BoogieDeclarations]: Found implementation of procedure single_open [2022-07-12 16:53:39,049 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-07-12 16:53:39,049 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-07-12 16:53:39,049 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-07-12 16:53:39,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-07-12 16:53:39,049 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-12 16:53:39,049 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-12 16:53:39,050 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2022-07-12 16:53:39,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2022-07-12 16:53:39,050 INFO L130 BoogieDeclarations]: Found specification of procedure single_release [2022-07-12 16:53:39,050 INFO L138 BoogieDeclarations]: Found implementation of procedure single_release [2022-07-12 16:53:39,050 INFO L130 BoogieDeclarations]: Found specification of procedure is_ipmb_addr [2022-07-12 16:53:39,050 INFO L138 BoogieDeclarations]: Found implementation of procedure is_ipmb_addr [2022-07-12 16:53:39,050 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2022-07-12 16:53:39,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2022-07-12 16:53:39,050 INFO L130 BoogieDeclarations]: Found specification of procedure handle_lan_get_msg_rsp [2022-07-12 16:53:39,050 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_lan_get_msg_rsp [2022-07-12 16:53:39,051 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-07-12 16:53:39,051 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-07-12 16:53:39,051 INFO L130 BoogieDeclarations]: Found specification of procedure format_ipmb_msg [2022-07-12 16:53:39,051 INFO L138 BoogieDeclarations]: Found implementation of procedure format_ipmb_msg [2022-07-12 16:53:39,051 INFO L130 BoogieDeclarations]: Found specification of procedure free_recv_msg_list [2022-07-12 16:53:39,051 INFO L138 BoogieDeclarations]: Found implementation of procedure free_recv_msg_list [2022-07-12 16:53:39,051 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_timer_instance_15 [2022-07-12 16:53:39,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_timer_instance_15 [2022-07-12 16:53:39,051 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-07-12 16:53:39,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-07-12 16:53:39,052 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_return [2022-07-12 16:53:39,052 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_return [2022-07-12 16:53:39,052 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-07-12 16:53:39,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-07-12 16:53:39,052 INFO L130 BoogieDeclarations]: Found specification of procedure ipmb_checksum [2022-07-12 16:53:39,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmb_checksum [2022-07-12 16:53:39,052 INFO L130 BoogieDeclarations]: Found specification of procedure deliver_response [2022-07-12 16:53:39,052 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver_response [2022-07-12 16:53:39,052 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2022-07-12 16:53:39,052 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2022-07-12 16:53:39,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-12 16:53:39,053 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-07-12 16:53:39,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-07-12 16:53:39,053 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_seq_lock_of_ipmi_smi [2022-07-12 16:53:39,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_seq_lock_of_ipmi_smi [2022-07-12 16:53:39,053 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2022-07-12 16:53:39,734 INFO L234 CfgBuilder]: Building ICFG [2022-07-12 16:53:39,739 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-12 16:53:39,992 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-12 16:53:47,099 INFO L275 CfgBuilder]: Performing block encoding [2022-07-12 16:53:47,120 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-12 16:53:47,120 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-07-12 16:53:47,123 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 04:53:47 BoogieIcfgContainer [2022-07-12 16:53:47,123 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-12 16:53:47,126 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-12 16:53:47,126 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-12 16:53:47,129 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-12 16:53:47,129 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.07 04:53:34" (1/3) ... [2022-07-12 16:53:47,129 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4499e79f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 04:53:47, skipping insertion in model container [2022-07-12 16:53:47,130 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 04:53:38" (2/3) ... [2022-07-12 16:53:47,130 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4499e79f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 04:53:47, skipping insertion in model container [2022-07-12 16:53:47,130 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 04:53:47" (3/3) ... [2022-07-12 16:53:47,131 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i [2022-07-12 16:53:47,140 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-12 16:53:47,140 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 32 error locations. [2022-07-12 16:53:47,206 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-12 16:53:47,210 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@23672219, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@62da288f [2022-07-12 16:53:47,210 INFO L358 AbstractCegarLoop]: Starting to check reachability of 32 error locations. [2022-07-12 16:53:47,217 INFO L276 IsEmpty]: Start isEmpty. Operand has 2147 states, 1377 states have (on average 1.3217138707334786) internal successors, (1820), 1498 states have internal predecessors, (1820), 595 states have call successors, (595), 143 states have call predecessors, (595), 142 states have return successors, (590), 564 states have call predecessors, (590), 590 states have call successors, (590) [2022-07-12 16:53:47,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-07-12 16:53:47,225 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 16:53:47,226 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 16:53:47,226 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_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 30 more)] === [2022-07-12 16:53:47,229 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 16:53:47,230 INFO L85 PathProgramCache]: Analyzing trace with hash -300069004, now seen corresponding path program 1 times [2022-07-12 16:53:47,235 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 16:53:47,236 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1305974126] [2022-07-12 16:53:47,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 16:53:47,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 16:53:47,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:53:47,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 16:53:47,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:53:47,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-07-12 16:53:47,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:53:47,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 16:53:47,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:53:47,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-07-12 16:53:47,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:53:47,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-07-12 16:53:47,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:53:47,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 16:53:47,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:53:47,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-12 16:53:47,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:53:47,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-07-12 16:53:47,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:53:47,808 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-07-12 16:53:47,809 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 16:53:47,809 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1305974126] [2022-07-12 16:53:47,809 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1305974126] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 16:53:47,810 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 16:53:47,810 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-07-12 16:53:47,811 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [368811074] [2022-07-12 16:53:47,811 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 16:53:47,814 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-07-12 16:53:47,814 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 16:53:47,831 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-07-12 16:53:47,832 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2022-07-12 16:53:47,836 INFO L87 Difference]: Start difference. First operand has 2147 states, 1377 states have (on average 1.3217138707334786) internal successors, (1820), 1498 states have internal predecessors, (1820), 595 states have call successors, (595), 143 states have call predecessors, (595), 142 states have return successors, (590), 564 states have call predecessors, (590), 590 states have call successors, (590) Second operand has 8 states, 8 states have (on average 4.0) internal successors, (32), 5 states have internal predecessors, (32), 3 states have call successors, (9), 5 states have call predecessors, (9), 2 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) [2022-07-12 16:53:57,615 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 16:54:01,342 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.94s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 16:54:03,373 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 16:54:04,473 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 16:54:08,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 16:54:08,565 INFO L93 Difference]: Finished difference Result 5106 states and 7408 transitions. [2022-07-12 16:54:08,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-07-12 16:54:08,567 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 4.0) internal successors, (32), 5 states have internal predecessors, (32), 3 states have call successors, (9), 5 states have call predecessors, (9), 2 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) Word has length 55 [2022-07-12 16:54:08,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 16:54:08,591 INFO L225 Difference]: With dead ends: 5106 [2022-07-12 16:54:08,591 INFO L226 Difference]: Without dead ends: 2965 [2022-07-12 16:54:08,607 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=81, Invalid=191, Unknown=0, NotChecked=0, Total=272 [2022-07-12 16:54:08,609 INFO L413 NwaCegarLoop]: 2436 mSDtfsCounter, 8078 mSDsluCounter, 1461 mSDsCounter, 0 mSdLazyCounter, 6627 mSolverCounterSat, 6076 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8251 SdHoareTripleChecker+Valid, 3897 SdHoareTripleChecker+Invalid, 12704 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6076 IncrementalHoareTripleChecker+Valid, 6627 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.7s IncrementalHoareTripleChecker+Time [2022-07-12 16:54:08,610 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8251 Valid, 3897 Invalid, 12704 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6076 Valid, 6627 Invalid, 1 Unknown, 0 Unchecked, 19.7s Time] [2022-07-12 16:54:08,626 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2965 states. [2022-07-12 16:54:08,810 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2965 to 2674. [2022-07-12 16:54:08,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2674 states, 1704 states have (on average 1.250586854460094) internal successors, (2131), 1844 states have internal predecessors, (2131), 756 states have call successors, (756), 182 states have call predecessors, (756), 182 states have return successors, (755), 722 states have call predecessors, (755), 754 states have call successors, (755) [2022-07-12 16:54:08,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2674 states to 2674 states and 3642 transitions. [2022-07-12 16:54:08,835 INFO L78 Accepts]: Start accepts. Automaton has 2674 states and 3642 transitions. Word has length 55 [2022-07-12 16:54:08,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 16:54:08,836 INFO L495 AbstractCegarLoop]: Abstraction has 2674 states and 3642 transitions. [2022-07-12 16:54:08,836 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 4.0) internal successors, (32), 5 states have internal predecessors, (32), 3 states have call successors, (9), 5 states have call predecessors, (9), 2 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) [2022-07-12 16:54:08,836 INFO L276 IsEmpty]: Start isEmpty. Operand 2674 states and 3642 transitions. [2022-07-12 16:54:08,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-07-12 16:54:08,845 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 16:54:08,845 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 16:54:08,845 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-12 16:54:08,845 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_linux_arch_io_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 30 more)] === [2022-07-12 16:54:08,846 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 16:54:08,846 INFO L85 PathProgramCache]: Analyzing trace with hash 1983993328, now seen corresponding path program 1 times [2022-07-12 16:54:08,846 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 16:54:08,847 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [65896404] [2022-07-12 16:54:08,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 16:54:08,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 16:54:08,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:54:09,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 16:54:09,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:54:09,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-07-12 16:54:09,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:54:09,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-07-12 16:54:09,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:54:09,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-12 16:54:09,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:54:09,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-07-12 16:54:09,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:54:09,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 16:54:09,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:54:09,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-12 16:54:09,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:54:09,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-12 16:54:09,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:54:09,268 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-07-12 16:54:09,269 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 16:54:09,269 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [65896404] [2022-07-12 16:54:09,269 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [65896404] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 16:54:09,269 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 16:54:09,269 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-12 16:54:09,269 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [898489998] [2022-07-12 16:54:09,269 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 16:54:09,271 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-12 16:54:09,271 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 16:54:09,271 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-12 16:54:09,271 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-07-12 16:54:09,271 INFO L87 Difference]: Start difference. First operand 2674 states and 3642 transitions. Second operand has 7 states, 7 states have (on average 4.857142857142857) internal successors, (34), 4 states have internal predecessors, (34), 2 states have call successors, (9), 5 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-07-12 16:54:18,346 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 16:54:21,719 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 16:54:23,159 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 16:54:25,870 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 16:54:32,458 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 16:54:35,170 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 16:54:36,882 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 16:54:36,882 INFO L93 Difference]: Finished difference Result 4484 states and 6291 transitions. [2022-07-12 16:54:36,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-07-12 16:54:36,883 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 4.857142857142857) internal successors, (34), 4 states have internal predecessors, (34), 2 states have call successors, (9), 5 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 57 [2022-07-12 16:54:36,883 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 16:54:36,913 INFO L225 Difference]: With dead ends: 4484 [2022-07-12 16:54:36,927 INFO L226 Difference]: Without dead ends: 4482 [2022-07-12 16:54:36,929 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=61, Invalid=121, Unknown=0, NotChecked=0, Total=182 [2022-07-12 16:54:36,930 INFO L413 NwaCegarLoop]: 2438 mSDtfsCounter, 8685 mSDsluCounter, 1200 mSDsCounter, 0 mSdLazyCounter, 8525 mSolverCounterSat, 6272 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 25.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8854 SdHoareTripleChecker+Valid, 3638 SdHoareTripleChecker+Invalid, 14800 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6272 IncrementalHoareTripleChecker+Valid, 8525 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 26.8s IncrementalHoareTripleChecker+Time [2022-07-12 16:54:36,930 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8854 Valid, 3638 Invalid, 14800 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6272 Valid, 8525 Invalid, 3 Unknown, 0 Unchecked, 26.8s Time] [2022-07-12 16:54:36,934 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4482 states. [2022-07-12 16:54:37,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4482 to 4030. [2022-07-12 16:54:37,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4030 states, 2594 states have (on average 1.274479568234387) internal successors, (3306), 2790 states have internal predecessors, (3306), 1120 states have call successors, (1120), 284 states have call predecessors, (1120), 285 states have return successors, (1123), 1067 states have call predecessors, (1123), 1118 states have call successors, (1123) [2022-07-12 16:54:37,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4030 states to 4030 states and 5549 transitions. [2022-07-12 16:54:37,137 INFO L78 Accepts]: Start accepts. Automaton has 4030 states and 5549 transitions. Word has length 57 [2022-07-12 16:54:37,137 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 16:54:37,137 INFO L495 AbstractCegarLoop]: Abstraction has 4030 states and 5549 transitions. [2022-07-12 16:54:37,137 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 4.857142857142857) internal successors, (34), 4 states have internal predecessors, (34), 2 states have call successors, (9), 5 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-07-12 16:54:37,137 INFO L276 IsEmpty]: Start isEmpty. Operand 4030 states and 5549 transitions. [2022-07-12 16:54:37,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-07-12 16:54:37,140 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 16:54:37,140 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 16:54:37,140 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-12 16:54:37,141 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_linux_block_genhd_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 30 more)] === [2022-07-12 16:54:37,141 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 16:54:37,141 INFO L85 PathProgramCache]: Analyzing trace with hash 2023797424, now seen corresponding path program 1 times [2022-07-12 16:54:37,141 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 16:54:37,141 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [832922482] [2022-07-12 16:54:37,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 16:54:37,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 16:54:37,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:54:37,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 16:54:37,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:54:37,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-07-12 16:54:37,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:54:37,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-07-12 16:54:37,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:54:37,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-12 16:54:37,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:54:37,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-07-12 16:54:37,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:54:37,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 16:54:37,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:54:37,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-12 16:54:37,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:54:37,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-12 16:54:37,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:54:37,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-07-12 16:54:37,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:54:37,538 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-07-12 16:54:37,539 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 16:54:37,539 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [832922482] [2022-07-12 16:54:37,539 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [832922482] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 16:54:37,539 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 16:54:37,539 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-12 16:54:37,539 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [368870457] [2022-07-12 16:54:37,539 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 16:54:37,540 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-12 16:54:37,540 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 16:54:37,540 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-12 16:54:37,541 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-07-12 16:54:37,541 INFO L87 Difference]: Start difference. First operand 4030 states and 5549 transitions. Second operand has 7 states, 7 states have (on average 5.428571428571429) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (10), 5 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-07-12 16:54:44,728 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 16:54:48,944 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.83s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 16:54:51,898 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.85s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 16:54:53,925 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 16:54:56,351 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 16:54:56,352 INFO L93 Difference]: Finished difference Result 4460 states and 6277 transitions. [2022-07-12 16:54:56,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-07-12 16:54:56,352 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.428571428571429) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (10), 5 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 63 [2022-07-12 16:54:56,353 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 16:54:56,369 INFO L225 Difference]: With dead ends: 4460 [2022-07-12 16:54:56,369 INFO L226 Difference]: Without dead ends: 4458 [2022-07-12 16:54:56,370 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-07-12 16:54:56,373 INFO L413 NwaCegarLoop]: 2437 mSDtfsCounter, 5728 mSDsluCounter, 1198 mSDsCounter, 0 mSdLazyCounter, 5220 mSolverCounterSat, 4058 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5897 SdHoareTripleChecker+Valid, 3635 SdHoareTripleChecker+Invalid, 9279 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4058 IncrementalHoareTripleChecker+Valid, 5220 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.3s IncrementalHoareTripleChecker+Time [2022-07-12 16:54:56,373 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5897 Valid, 3635 Invalid, 9279 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4058 Valid, 5220 Invalid, 1 Unknown, 0 Unchecked, 18.3s Time] [2022-07-12 16:54:56,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4458 states. [2022-07-12 16:54:56,533 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4458 to 4028. [2022-07-12 16:54:56,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4028 states, 2593 states have (on average 1.2738141149247975) internal successors, (3303), 2788 states have internal predecessors, (3303), 1120 states have call successors, (1120), 284 states have call predecessors, (1120), 285 states have return successors, (1123), 1067 states have call predecessors, (1123), 1118 states have call successors, (1123) [2022-07-12 16:54:56,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4028 states to 4028 states and 5546 transitions. [2022-07-12 16:54:56,549 INFO L78 Accepts]: Start accepts. Automaton has 4028 states and 5546 transitions. Word has length 63 [2022-07-12 16:54:56,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 16:54:56,552 INFO L495 AbstractCegarLoop]: Abstraction has 4028 states and 5546 transitions. [2022-07-12 16:54:56,552 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.428571428571429) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (10), 5 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-07-12 16:54:56,552 INFO L276 IsEmpty]: Start isEmpty. Operand 4028 states and 5546 transitions. [2022-07-12 16:54:56,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-07-12 16:54:56,553 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 16:54:56,553 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 16:54:56,554 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-12 16:54:56,554 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_linux_block_queue_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 30 more)] === [2022-07-12 16:54:56,554 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 16:54:56,554 INFO L85 PathProgramCache]: Analyzing trace with hash 1388362965, now seen corresponding path program 1 times [2022-07-12 16:54:56,555 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 16:54:56,555 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1552903373] [2022-07-12 16:54:56,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 16:54:56,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 16:54:56,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:54:56,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 16:54:56,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:54:56,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-07-12 16:54:56,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:54:56,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-07-12 16:54:56,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:54:56,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-12 16:54:56,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:54:56,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-07-12 16:54:56,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:54:56,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 16:54:56,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:54:56,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-12 16:54:56,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:54:56,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-12 16:54:56,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:54:56,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-07-12 16:54:56,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:54:56,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-07-12 16:54:56,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:54:56,937 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-07-12 16:54:56,937 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 16:54:56,937 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1552903373] [2022-07-12 16:54:56,937 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1552903373] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 16:54:56,938 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 16:54:56,938 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-12 16:54:56,938 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [505173773] [2022-07-12 16:54:56,938 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 16:54:56,938 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-12 16:54:56,938 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 16:54:56,939 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-12 16:54:56,939 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-07-12 16:54:56,939 INFO L87 Difference]: Start difference. First operand 4028 states and 5546 transitions. Second operand has 7 states, 7 states have (on average 6.0) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (11), 5 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-07-12 16:55:06,817 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 16:55:09,646 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 16:55:12,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 16:55:12,625 INFO L93 Difference]: Finished difference Result 4458 states and 6274 transitions. [2022-07-12 16:55:12,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-07-12 16:55:12,626 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.0) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (11), 5 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 69 [2022-07-12 16:55:12,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 16:55:12,652 INFO L225 Difference]: With dead ends: 4458 [2022-07-12 16:55:12,652 INFO L226 Difference]: Without dead ends: 4456 [2022-07-12 16:55:12,655 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-07-12 16:55:12,656 INFO L413 NwaCegarLoop]: 2436 mSDtfsCounter, 5720 mSDsluCounter, 1198 mSDsCounter, 0 mSdLazyCounter, 5224 mSolverCounterSat, 4058 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5887 SdHoareTripleChecker+Valid, 3634 SdHoareTripleChecker+Invalid, 9283 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4058 IncrementalHoareTripleChecker+Valid, 5224 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.2s IncrementalHoareTripleChecker+Time [2022-07-12 16:55:12,656 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5887 Valid, 3634 Invalid, 9283 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4058 Valid, 5224 Invalid, 1 Unknown, 0 Unchecked, 15.2s Time] [2022-07-12 16:55:12,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4456 states. [2022-07-12 16:55:12,852 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4456 to 4026. [2022-07-12 16:55:12,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4026 states, 2592 states have (on average 1.2731481481481481) internal successors, (3300), 2786 states have internal predecessors, (3300), 1120 states have call successors, (1120), 284 states have call predecessors, (1120), 285 states have return successors, (1123), 1067 states have call predecessors, (1123), 1118 states have call successors, (1123) [2022-07-12 16:55:12,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4026 states to 4026 states and 5543 transitions. [2022-07-12 16:55:12,917 INFO L78 Accepts]: Start accepts. Automaton has 4026 states and 5543 transitions. Word has length 69 [2022-07-12 16:55:12,918 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 16:55:12,918 INFO L495 AbstractCegarLoop]: Abstraction has 4026 states and 5543 transitions. [2022-07-12 16:55:12,918 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.0) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (11), 5 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-07-12 16:55:12,918 INFO L276 IsEmpty]: Start isEmpty. Operand 4026 states and 5543 transitions. [2022-07-12 16:55:12,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-07-12 16:55:12,920 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 16:55:12,920 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 16:55:12,920 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-12 16:55:12,920 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_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 30 more)] === [2022-07-12 16:55:12,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 16:55:12,922 INFO L85 PathProgramCache]: Analyzing trace with hash 1429621359, now seen corresponding path program 1 times [2022-07-12 16:55:12,922 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 16:55:12,922 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1469625114] [2022-07-12 16:55:12,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 16:55:12,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 16:55:12,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:55:13,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 16:55:13,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:55:13,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-07-12 16:55:13,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:55:13,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-07-12 16:55:13,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:55:13,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-12 16:55:13,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:55:13,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-07-12 16:55:13,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:55:13,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 16:55:13,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:55:13,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-12 16:55:13,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:55:13,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-12 16:55:13,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:55:13,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-07-12 16:55:13,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:55:13,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-07-12 16:55:13,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:55:13,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-07-12 16:55:13,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:55:13,264 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-07-12 16:55:13,265 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 16:55:13,265 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1469625114] [2022-07-12 16:55:13,265 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1469625114] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 16:55:13,265 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 16:55:13,265 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-12 16:55:13,265 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [54108102] [2022-07-12 16:55:13,265 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 16:55:13,267 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-12 16:55:13,267 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 16:55:13,268 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-12 16:55:13,268 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-07-12 16:55:13,278 INFO L87 Difference]: Start difference. First operand 4026 states and 5543 transitions. Second operand has 7 states, 7 states have (on average 6.571428571428571) internal successors, (46), 4 states have internal predecessors, (46), 2 states have call successors, (12), 5 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-07-12 16:55:22,030 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 16:55:23,413 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 16:55:25,425 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 16:55:28,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 16:55:28,053 INFO L93 Difference]: Finished difference Result 4456 states and 6271 transitions. [2022-07-12 16:55:28,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-07-12 16:55:28,054 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.571428571428571) internal successors, (46), 4 states have internal predecessors, (46), 2 states have call successors, (12), 5 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 75 [2022-07-12 16:55:28,054 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 16:55:28,070 INFO L225 Difference]: With dead ends: 4456 [2022-07-12 16:55:28,070 INFO L226 Difference]: Without dead ends: 4454 [2022-07-12 16:55:28,071 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-07-12 16:55:28,072 INFO L413 NwaCegarLoop]: 2434 mSDtfsCounter, 5709 mSDsluCounter, 1198 mSDsCounter, 0 mSdLazyCounter, 5231 mSolverCounterSat, 4053 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5875 SdHoareTripleChecker+Valid, 3632 SdHoareTripleChecker+Invalid, 9284 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4053 IncrementalHoareTripleChecker+Valid, 5231 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.2s IncrementalHoareTripleChecker+Time [2022-07-12 16:55:28,072 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5875 Valid, 3632 Invalid, 9284 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4053 Valid, 5231 Invalid, 0 Unknown, 0 Unchecked, 14.2s Time] [2022-07-12 16:55:28,075 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4454 states. [2022-07-12 16:55:28,303 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4454 to 4024. [2022-07-12 16:55:28,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4024 states, 2591 states have (on average 1.2724816673099189) internal successors, (3297), 2784 states have internal predecessors, (3297), 1120 states have call successors, (1120), 284 states have call predecessors, (1120), 285 states have return successors, (1123), 1067 states have call predecessors, (1123), 1118 states have call successors, (1123) [2022-07-12 16:55:28,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4024 states to 4024 states and 5540 transitions. [2022-07-12 16:55:28,326 INFO L78 Accepts]: Start accepts. Automaton has 4024 states and 5540 transitions. Word has length 75 [2022-07-12 16:55:28,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 16:55:28,327 INFO L495 AbstractCegarLoop]: Abstraction has 4024 states and 5540 transitions. [2022-07-12 16:55:28,327 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.571428571428571) internal successors, (46), 4 states have internal predecessors, (46), 2 states have call successors, (12), 5 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-07-12 16:55:28,327 INFO L276 IsEmpty]: Start isEmpty. Operand 4024 states and 5540 transitions. [2022-07-12 16:55:28,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-07-12 16:55:28,328 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 16:55:28,329 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 16:55:28,329 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-07-12 16:55:28,330 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_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 30 more)] === [2022-07-12 16:55:28,330 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 16:55:28,330 INFO L85 PathProgramCache]: Analyzing trace with hash -985022872, now seen corresponding path program 1 times [2022-07-12 16:55:28,330 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 16:55:28,330 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1436637188] [2022-07-12 16:55:28,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 16:55:28,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 16:55:28,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:55:28,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 16:55:28,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:55:28,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-07-12 16:55:28,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:55:28,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-07-12 16:55:28,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:55:28,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-12 16:55:28,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:55:28,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-07-12 16:55:28,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:55:28,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 16:55:28,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:55:28,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-12 16:55:28,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:55:28,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-12 16:55:28,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:55:28,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-07-12 16:55:28,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:55:28,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-07-12 16:55:28,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:55:28,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-07-12 16:55:28,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:55:28,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-07-12 16:55:28,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:55:28,717 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-07-12 16:55:28,718 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 16:55:28,718 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1436637188] [2022-07-12 16:55:28,718 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1436637188] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 16:55:28,718 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 16:55:28,718 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-12 16:55:28,718 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2067872790] [2022-07-12 16:55:28,718 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 16:55:28,719 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-12 16:55:28,719 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 16:55:28,719 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-12 16:55:28,719 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-07-12 16:55:28,719 INFO L87 Difference]: Start difference. First operand 4024 states and 5540 transitions. Second operand has 7 states, 7 states have (on average 7.142857142857143) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (13), 5 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-07-12 16:55:38,849 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 16:55:42,184 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 16:55:42,184 INFO L93 Difference]: Finished difference Result 4454 states and 6268 transitions. [2022-07-12 16:55:42,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-07-12 16:55:42,185 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.142857142857143) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (13), 5 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 81 [2022-07-12 16:55:42,185 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 16:55:42,199 INFO L225 Difference]: With dead ends: 4454 [2022-07-12 16:55:42,199 INFO L226 Difference]: Without dead ends: 4452 [2022-07-12 16:55:42,200 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-07-12 16:55:42,201 INFO L413 NwaCegarLoop]: 2429 mSDtfsCounter, 5707 mSDsluCounter, 1198 mSDsCounter, 0 mSdLazyCounter, 5228 mSolverCounterSat, 4047 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5873 SdHoareTripleChecker+Valid, 3627 SdHoareTripleChecker+Invalid, 9276 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4047 IncrementalHoareTripleChecker+Valid, 5228 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.9s IncrementalHoareTripleChecker+Time [2022-07-12 16:55:42,201 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5873 Valid, 3627 Invalid, 9276 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4047 Valid, 5228 Invalid, 1 Unknown, 0 Unchecked, 12.9s Time] [2022-07-12 16:55:42,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4452 states. [2022-07-12 16:55:42,370 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4452 to 4022. [2022-07-12 16:55:42,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4022 states, 2590 states have (on average 1.271814671814672) internal successors, (3294), 2782 states have internal predecessors, (3294), 1120 states have call successors, (1120), 284 states have call predecessors, (1120), 285 states have return successors, (1123), 1067 states have call predecessors, (1123), 1118 states have call successors, (1123) [2022-07-12 16:55:42,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4022 states to 4022 states and 5537 transitions. [2022-07-12 16:55:42,384 INFO L78 Accepts]: Start accepts. Automaton has 4022 states and 5537 transitions. Word has length 81 [2022-07-12 16:55:42,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 16:55:42,384 INFO L495 AbstractCegarLoop]: Abstraction has 4022 states and 5537 transitions. [2022-07-12 16:55:42,385 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.142857142857143) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (13), 5 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-07-12 16:55:42,385 INFO L276 IsEmpty]: Start isEmpty. Operand 4022 states and 5537 transitions. [2022-07-12 16:55:42,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-07-12 16:55:42,387 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 16:55:42,387 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] [2022-07-12 16:55:42,387 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-07-12 16:55:42,387 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 30 more)] === [2022-07-12 16:55:42,387 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 16:55:42,388 INFO L85 PathProgramCache]: Analyzing trace with hash -1508375743, now seen corresponding path program 1 times [2022-07-12 16:55:42,388 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 16:55:42,388 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1732409019] [2022-07-12 16:55:42,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 16:55:42,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 16:55:42,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:55:42,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 16:55:42,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:55:42,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-12 16:55:42,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:55:42,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 16:55:42,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:55:42,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 16:55:42,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:55:42,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-07-12 16:55:42,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:55:42,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-12 16:55:42,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:55:42,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-07-12 16:55:42,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:55:42,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-07-12 16:55:42,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:55:42,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 16:55:42,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:55:42,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 16:55:42,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:55:42,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 16:55:42,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:55:42,699 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-12 16:55:42,700 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 16:55:42,700 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1732409019] [2022-07-12 16:55:42,700 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1732409019] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 16:55:42,700 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 16:55:42,700 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-12 16:55:42,700 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2022004619] [2022-07-12 16:55:42,700 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 16:55:42,701 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-12 16:55:42,701 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 16:55:42,701 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-12 16:55:42,702 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-12 16:55:42,702 INFO L87 Difference]: Start difference. First operand 4022 states and 5537 transitions. Second operand has 6 states, 6 states have (on average 8.5) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (20), 4 states have call predecessors, (20), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-07-12 16:55:48,806 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 16:55:48,807 INFO L93 Difference]: Finished difference Result 8096 states and 11479 transitions. [2022-07-12 16:55:48,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-07-12 16:55:48,813 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (20), 4 states have call predecessors, (20), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 93 [2022-07-12 16:55:48,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 16:55:48,845 INFO L225 Difference]: With dead ends: 8096 [2022-07-12 16:55:48,845 INFO L226 Difference]: Without dead ends: 8094 [2022-07-12 16:55:48,848 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2022-07-12 16:55:48,849 INFO L413 NwaCegarLoop]: 3345 mSDtfsCounter, 4156 mSDsluCounter, 7763 mSDsCounter, 0 mSdLazyCounter, 5004 mSolverCounterSat, 1733 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4586 SdHoareTripleChecker+Valid, 11108 SdHoareTripleChecker+Invalid, 6737 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1733 IncrementalHoareTripleChecker+Valid, 5004 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.6s IncrementalHoareTripleChecker+Time [2022-07-12 16:55:48,849 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4586 Valid, 11108 Invalid, 6737 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1733 Valid, 5004 Invalid, 0 Unknown, 0 Unchecked, 5.6s Time] [2022-07-12 16:55:48,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8094 states. [2022-07-12 16:55:49,239 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8094 to 7510. [2022-07-12 16:55:49,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7510 states, 4871 states have (on average 1.2800246355984397) internal successors, (6235), 5230 states have internal predecessors, (6235), 2045 states have call successors, (2045), 534 states have call predecessors, (2045), 567 states have return successors, (2275), 1943 states have call predecessors, (2275), 2043 states have call successors, (2275) [2022-07-12 16:55:49,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7510 states to 7510 states and 10555 transitions. [2022-07-12 16:55:49,267 INFO L78 Accepts]: Start accepts. Automaton has 7510 states and 10555 transitions. Word has length 93 [2022-07-12 16:55:49,268 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 16:55:49,269 INFO L495 AbstractCegarLoop]: Abstraction has 7510 states and 10555 transitions. [2022-07-12 16:55:49,269 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (20), 4 states have call predecessors, (20), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-07-12 16:55:49,269 INFO L276 IsEmpty]: Start isEmpty. Operand 7510 states and 10555 transitions. [2022-07-12 16:55:49,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-07-12 16:55:49,271 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 16:55:49,271 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 16:55:49,271 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-07-12 16:55:49,271 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_linux_fs_char_dev_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 30 more)] === [2022-07-12 16:55:49,272 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 16:55:49,272 INFO L85 PathProgramCache]: Analyzing trace with hash -437427683, now seen corresponding path program 1 times [2022-07-12 16:55:49,272 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 16:55:49,272 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [645269865] [2022-07-12 16:55:49,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 16:55:49,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 16:55:49,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:55:49,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 16:55:49,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:55:49,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-07-12 16:55:49,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:55:49,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-07-12 16:55:49,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:55:49,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-12 16:55:49,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:55:49,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-07-12 16:55:49,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:55:49,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 16:55:49,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:55:49,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-12 16:55:49,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:55:49,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-12 16:55:49,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:55:49,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-07-12 16:55:49,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:55:49,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-07-12 16:55:49,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:55:49,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-07-12 16:55:49,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:55:49,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-07-12 16:55:49,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:55:49,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-07-12 16:55:49,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:55:49,572 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-07-12 16:55:49,572 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 16:55:49,572 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [645269865] [2022-07-12 16:55:49,572 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [645269865] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 16:55:49,572 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 16:55:49,572 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-12 16:55:49,572 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [461936757] [2022-07-12 16:55:49,572 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 16:55:49,573 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-12 16:55:49,573 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 16:55:49,573 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-12 16:55:49,573 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-07-12 16:55:49,574 INFO L87 Difference]: Start difference. First operand 7510 states and 10555 transitions. Second operand has 7 states, 7 states have (on average 7.714285714285714) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (14), 5 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-07-12 16:55:57,790 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 16:56:00,987 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 16:56:05,211 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 16:56:05,211 INFO L93 Difference]: Finished difference Result 8289 states and 11955 transitions. [2022-07-12 16:56:05,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-07-12 16:56:05,212 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.714285714285714) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (14), 5 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 87 [2022-07-12 16:56:05,214 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 16:56:05,278 INFO L225 Difference]: With dead ends: 8289 [2022-07-12 16:56:05,278 INFO L226 Difference]: Without dead ends: 8287 [2022-07-12 16:56:05,281 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-07-12 16:56:05,282 INFO L413 NwaCegarLoop]: 2427 mSDtfsCounter, 5699 mSDsluCounter, 1198 mSDsCounter, 0 mSdLazyCounter, 5219 mSolverCounterSat, 4063 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5863 SdHoareTripleChecker+Valid, 3625 SdHoareTripleChecker+Invalid, 9283 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4063 IncrementalHoareTripleChecker+Valid, 5219 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.9s IncrementalHoareTripleChecker+Time [2022-07-12 16:56:05,282 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5863 Valid, 3625 Invalid, 9283 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4063 Valid, 5219 Invalid, 1 Unknown, 0 Unchecked, 14.9s Time] [2022-07-12 16:56:05,287 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8287 states. [2022-07-12 16:56:05,725 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8287 to 7822. [2022-07-12 16:56:05,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7822 states, 5098 states have (on average 1.2861906630051) internal successors, (6557), 5498 states have internal predecessors, (6557), 2079 states have call successors, (2079), 534 states have call predecessors, (2079), 619 states have return successors, (2511), 1991 states have call predecessors, (2511), 2077 states have call successors, (2511) [2022-07-12 16:56:05,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7822 states to 7822 states and 11147 transitions. [2022-07-12 16:56:05,756 INFO L78 Accepts]: Start accepts. Automaton has 7822 states and 11147 transitions. Word has length 87 [2022-07-12 16:56:05,756 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 16:56:05,756 INFO L495 AbstractCegarLoop]: Abstraction has 7822 states and 11147 transitions. [2022-07-12 16:56:05,756 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.714285714285714) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (14), 5 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-07-12 16:56:05,756 INFO L276 IsEmpty]: Start isEmpty. Operand 7822 states and 11147 transitions. [2022-07-12 16:56:05,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-07-12 16:56:05,758 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 16:56:05,758 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] [2022-07-12 16:56:05,758 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-07-12 16:56:05,758 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 30 more)] === [2022-07-12 16:56:05,758 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 16:56:05,759 INFO L85 PathProgramCache]: Analyzing trace with hash 1076338088, now seen corresponding path program 1 times [2022-07-12 16:56:05,759 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 16:56:05,759 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [947448760] [2022-07-12 16:56:05,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 16:56:05,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 16:56:05,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:56:05,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 16:56:05,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:56:05,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-12 16:56:05,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:56:05,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 16:56:05,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:56:05,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 16:56:05,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:56:05,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-07-12 16:56:05,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:56:05,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-12 16:56:05,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:56:05,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-07-12 16:56:05,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:56:05,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-07-12 16:56:05,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:56:05,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 16:56:05,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:56:05,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 16:56:05,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:56:05,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 16:56:05,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:56:05,962 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-12 16:56:05,962 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 16:56:05,962 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [947448760] [2022-07-12 16:56:05,962 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [947448760] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 16:56:05,962 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 16:56:05,963 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-12 16:56:05,963 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [885012244] [2022-07-12 16:56:05,963 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 16:56:05,963 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-12 16:56:05,963 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 16:56:05,964 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-12 16:56:05,964 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-12 16:56:05,964 INFO L87 Difference]: Start difference. First operand 7822 states and 11147 transitions. Second operand has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 2 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2022-07-12 16:56:08,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 16:56:08,777 INFO L93 Difference]: Finished difference Result 15650 states and 22942 transitions. [2022-07-12 16:56:08,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-12 16:56:08,778 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 2 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 98 [2022-07-12 16:56:08,778 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 16:56:08,804 INFO L225 Difference]: With dead ends: 15650 [2022-07-12 16:56:08,804 INFO L226 Difference]: Without dead ends: 8267 [2022-07-12 16:56:08,829 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-12 16:56:08,831 INFO L413 NwaCegarLoop]: 2761 mSDtfsCounter, 895 mSDsluCounter, 2988 mSDsCounter, 0 mSdLazyCounter, 1578 mSolverCounterSat, 659 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1017 SdHoareTripleChecker+Valid, 5749 SdHoareTripleChecker+Invalid, 2237 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 659 IncrementalHoareTripleChecker+Valid, 1578 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-07-12 16:56:08,831 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1017 Valid, 5749 Invalid, 2237 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [659 Valid, 1578 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-07-12 16:56:08,839 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8267 states. [2022-07-12 16:56:09,275 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8267 to 7846. [2022-07-12 16:56:09,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7846 states, 5118 states have (on average 1.2866354044548651) internal successors, (6585), 5516 states have internal predecessors, (6585), 2083 states have call successors, (2083), 534 states have call predecessors, (2083), 619 states have return successors, (2515), 1997 states have call predecessors, (2515), 2081 states have call successors, (2515) [2022-07-12 16:56:09,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7846 states to 7846 states and 11183 transitions. [2022-07-12 16:56:09,317 INFO L78 Accepts]: Start accepts. Automaton has 7846 states and 11183 transitions. Word has length 98 [2022-07-12 16:56:09,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 16:56:09,318 INFO L495 AbstractCegarLoop]: Abstraction has 7846 states and 11183 transitions. [2022-07-12 16:56:09,318 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 2 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2022-07-12 16:56:09,318 INFO L276 IsEmpty]: Start isEmpty. Operand 7846 states and 11183 transitions. [2022-07-12 16:56:09,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-07-12 16:56:09,319 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 16:56:09,319 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 16:56:09,320 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-07-12 16:56:09,320 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 30 more)] === [2022-07-12 16:56:09,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 16:56:09,320 INFO L85 PathProgramCache]: Analyzing trace with hash 398438945, now seen corresponding path program 1 times [2022-07-12 16:56:09,320 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 16:56:09,320 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1835761288] [2022-07-12 16:56:09,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 16:56:09,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 16:56:09,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:56:09,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 16:56:09,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:56:09,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-07-12 16:56:09,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:56:09,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-07-12 16:56:09,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:56:09,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-12 16:56:09,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:56:09,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-07-12 16:56:09,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:56:09,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 16:56:09,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:56:09,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-12 16:56:09,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:56:09,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-12 16:56:09,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:56:09,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-07-12 16:56:09,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:56:09,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-07-12 16:56:09,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:56:09,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-07-12 16:56:09,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:56:09,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-07-12 16:56:09,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:56:09,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-07-12 16:56:09,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:56:09,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-07-12 16:56:09,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:56:09,678 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-07-12 16:56:09,678 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 16:56:09,678 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1835761288] [2022-07-12 16:56:09,678 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1835761288] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 16:56:09,678 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 16:56:09,679 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-12 16:56:09,679 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [364389526] [2022-07-12 16:56:09,679 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 16:56:09,680 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-12 16:56:09,680 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 16:56:09,680 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-12 16:56:09,680 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-07-12 16:56:09,680 INFO L87 Difference]: Start difference. First operand 7846 states and 11183 transitions. Second operand has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (15), 5 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-07-12 16:56:20,379 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 16:56:22,407 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 16:56:24,260 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 16:56:27,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 16:56:27,335 INFO L93 Difference]: Finished difference Result 8283 states and 11935 transitions. [2022-07-12 16:56:27,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-07-12 16:56:27,335 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (15), 5 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 93 [2022-07-12 16:56:27,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 16:56:27,397 INFO L225 Difference]: With dead ends: 8283 [2022-07-12 16:56:27,398 INFO L226 Difference]: Without dead ends: 8281 [2022-07-12 16:56:27,401 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-07-12 16:56:27,402 INFO L413 NwaCegarLoop]: 2428 mSDtfsCounter, 5681 mSDsluCounter, 1198 mSDsCounter, 0 mSdLazyCounter, 5204 mSolverCounterSat, 4071 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5843 SdHoareTripleChecker+Valid, 3626 SdHoareTripleChecker+Invalid, 9277 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4071 IncrementalHoareTripleChecker+Valid, 5204 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.8s IncrementalHoareTripleChecker+Time [2022-07-12 16:56:27,403 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5843 Valid, 3626 Invalid, 9277 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4071 Valid, 5204 Invalid, 2 Unknown, 0 Unchecked, 16.8s Time] [2022-07-12 16:56:27,408 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8281 states. [2022-07-12 16:56:27,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8281 to 7844. [2022-07-12 16:56:27,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7844 states, 5117 states have (on average 1.2861051397303107) internal successors, (6581), 5514 states have internal predecessors, (6581), 2083 states have call successors, (2083), 534 states have call predecessors, (2083), 619 states have return successors, (2515), 1997 states have call predecessors, (2515), 2081 states have call successors, (2515) [2022-07-12 16:56:27,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7844 states to 7844 states and 11179 transitions. [2022-07-12 16:56:27,827 INFO L78 Accepts]: Start accepts. Automaton has 7844 states and 11179 transitions. Word has length 93 [2022-07-12 16:56:27,828 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 16:56:27,828 INFO L495 AbstractCegarLoop]: Abstraction has 7844 states and 11179 transitions. [2022-07-12 16:56:27,828 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (15), 5 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-07-12 16:56:27,828 INFO L276 IsEmpty]: Start isEmpty. Operand 7844 states and 11179 transitions. [2022-07-12 16:56:27,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2022-07-12 16:56:27,830 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 16:56:27,831 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] [2022-07-12 16:56:27,831 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-07-12 16:56:27,831 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 30 more)] === [2022-07-12 16:56:27,831 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 16:56:27,831 INFO L85 PathProgramCache]: Analyzing trace with hash -197176996, now seen corresponding path program 1 times [2022-07-12 16:56:27,831 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 16:56:27,832 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1509168406] [2022-07-12 16:56:27,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 16:56:27,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 16:56:27,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:56:28,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 16:56:28,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:56:28,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-12 16:56:28,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:56:28,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 16:56:28,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:56:28,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 16:56:28,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:56:28,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-07-12 16:56:28,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:56:28,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-12 16:56:28,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:56:28,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-07-12 16:56:28,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:56:28,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-07-12 16:56:28,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:56:28,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 16:56:28,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:56:28,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 16:56:28,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:56:28,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 16:56:28,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:56:28,225 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-12 16:56:28,225 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 16:56:28,225 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1509168406] [2022-07-12 16:56:28,225 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1509168406] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 16:56:28,225 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 16:56:28,225 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-12 16:56:28,225 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [167693194] [2022-07-12 16:56:28,225 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 16:56:28,226 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-12 16:56:28,226 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 16:56:28,226 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-12 16:56:28,227 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-12 16:56:28,227 INFO L87 Difference]: Start difference. First operand 7844 states and 11179 transitions. Second operand has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-07-12 16:56:33,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 16:56:33,776 INFO L93 Difference]: Finished difference Result 16000 states and 24293 transitions. [2022-07-12 16:56:33,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-07-12 16:56:33,777 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 101 [2022-07-12 16:56:33,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 16:56:33,823 INFO L225 Difference]: With dead ends: 16000 [2022-07-12 16:56:33,823 INFO L226 Difference]: Without dead ends: 15998 [2022-07-12 16:56:33,831 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2022-07-12 16:56:33,832 INFO L413 NwaCegarLoop]: 3456 mSDtfsCounter, 4055 mSDsluCounter, 7913 mSDsCounter, 0 mSdLazyCounter, 5103 mSolverCounterSat, 1717 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4491 SdHoareTripleChecker+Valid, 11369 SdHoareTripleChecker+Invalid, 6820 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1717 IncrementalHoareTripleChecker+Valid, 5103 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2022-07-12 16:56:33,833 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4491 Valid, 11369 Invalid, 6820 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1717 Valid, 5103 Invalid, 0 Unknown, 0 Unchecked, 4.7s Time] [2022-07-12 16:56:33,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15998 states. [2022-07-12 16:56:34,683 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15998 to 14790. [2022-07-12 16:56:34,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14790 states, 9683 states have (on average 1.2939171744294125) internal successors, (12529), 10438 states have internal predecessors, (12529), 3921 states have call successors, (3921), 998 states have call predecessors, (3921), 1161 states have return successors, (5539), 3729 states have call predecessors, (5539), 3919 states have call successors, (5539) [2022-07-12 16:56:34,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14790 states to 14790 states and 21989 transitions. [2022-07-12 16:56:34,749 INFO L78 Accepts]: Start accepts. Automaton has 14790 states and 21989 transitions. Word has length 101 [2022-07-12 16:56:34,749 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 16:56:34,749 INFO L495 AbstractCegarLoop]: Abstraction has 14790 states and 21989 transitions. [2022-07-12 16:56:34,749 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-07-12 16:56:34,749 INFO L276 IsEmpty]: Start isEmpty. Operand 14790 states and 21989 transitions. [2022-07-12 16:56:34,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-07-12 16:56:34,751 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 16:56:34,751 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 16:56:34,751 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-07-12 16:56:34,751 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_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 30 more)] === [2022-07-12 16:56:34,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 16:56:34,751 INFO L85 PathProgramCache]: Analyzing trace with hash -1312768003, now seen corresponding path program 1 times [2022-07-12 16:56:34,752 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 16:56:34,752 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [110951151] [2022-07-12 16:56:34,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 16:56:34,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 16:56:34,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:56:34,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 16:56:34,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:56:34,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-07-12 16:56:34,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:56:35,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-07-12 16:56:35,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:56:35,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-12 16:56:35,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:56:35,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-07-12 16:56:35,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:56:35,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 16:56:35,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:56:35,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-12 16:56:35,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:56:35,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-12 16:56:35,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:56:35,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-07-12 16:56:35,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:56:35,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-07-12 16:56:35,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:56:35,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-07-12 16:56:35,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:56:35,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-07-12 16:56:35,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:56:35,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-07-12 16:56:35,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:56:35,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-07-12 16:56:35,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:56:35,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-07-12 16:56:35,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:56:35,091 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-07-12 16:56:35,091 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 16:56:35,091 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [110951151] [2022-07-12 16:56:35,091 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [110951151] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 16:56:35,091 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 16:56:35,091 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-12 16:56:35,091 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [579075605] [2022-07-12 16:56:35,091 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 16:56:35,092 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-12 16:56:35,092 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 16:56:35,092 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-12 16:56:35,092 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-07-12 16:56:35,092 INFO L87 Difference]: Start difference. First operand 14790 states and 21989 transitions. Second operand has 7 states, 7 states have (on average 8.857142857142858) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (16), 5 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-07-12 16:56:44,094 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 16:56:48,540 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.80s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 16:56:50,566 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 16:56:58,674 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 16:57:01,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 16:57:01,283 INFO L93 Difference]: Finished difference Result 15661 states and 23572 transitions. [2022-07-12 16:57:01,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-07-12 16:57:01,283 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.857142857142858) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (16), 5 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 99 [2022-07-12 16:57:01,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 16:57:01,324 INFO L225 Difference]: With dead ends: 15661 [2022-07-12 16:57:01,324 INFO L226 Difference]: Without dead ends: 15659 [2022-07-12 16:57:01,329 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=61, Invalid=121, Unknown=0, NotChecked=0, Total=182 [2022-07-12 16:57:01,332 INFO L413 NwaCegarLoop]: 2427 mSDtfsCounter, 8620 mSDsluCounter, 1200 mSDsCounter, 0 mSdLazyCounter, 8494 mSolverCounterSat, 6255 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8782 SdHoareTripleChecker+Valid, 3627 SdHoareTripleChecker+Invalid, 14752 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6255 IncrementalHoareTripleChecker+Valid, 8494 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.0s IncrementalHoareTripleChecker+Time [2022-07-12 16:57:01,332 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8782 Valid, 3627 Invalid, 14752 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6255 Valid, 8494 Invalid, 3 Unknown, 0 Unchecked, 25.0s Time] [2022-07-12 16:57:01,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15659 states. [2022-07-12 16:57:02,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15659 to 14788. [2022-07-12 16:57:02,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14788 states, 9682 states have (on average 1.2936376781656682) internal successors, (12525), 10436 states have internal predecessors, (12525), 3921 states have call successors, (3921), 998 states have call predecessors, (3921), 1161 states have return successors, (5539), 3729 states have call predecessors, (5539), 3919 states have call successors, (5539) [2022-07-12 16:57:02,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14788 states to 14788 states and 21985 transitions. [2022-07-12 16:57:02,232 INFO L78 Accepts]: Start accepts. Automaton has 14788 states and 21985 transitions. Word has length 99 [2022-07-12 16:57:02,233 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 16:57:02,233 INFO L495 AbstractCegarLoop]: Abstraction has 14788 states and 21985 transitions. [2022-07-12 16:57:02,233 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.857142857142858) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (16), 5 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-07-12 16:57:02,233 INFO L276 IsEmpty]: Start isEmpty. Operand 14788 states and 21985 transitions. [2022-07-12 16:57:02,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2022-07-12 16:57:02,235 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 16:57:02,235 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 16:57:02,235 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-07-12 16:57:02,235 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 30 more)] === [2022-07-12 16:57:02,235 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 16:57:02,235 INFO L85 PathProgramCache]: Analyzing trace with hash 1150490944, now seen corresponding path program 1 times [2022-07-12 16:57:02,236 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 16:57:02,236 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1610294323] [2022-07-12 16:57:02,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 16:57:02,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 16:57:02,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:02,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 16:57:02,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:02,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-07-12 16:57:02,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:02,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-07-12 16:57:02,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:02,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-12 16:57:02,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:02,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-07-12 16:57:02,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:02,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 16:57:02,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:02,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-12 16:57:02,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:02,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-12 16:57:02,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:02,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-07-12 16:57:02,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:02,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-07-12 16:57:02,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:02,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-07-12 16:57:02,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:02,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-07-12 16:57:02,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:02,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-07-12 16:57:02,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:02,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-07-12 16:57:02,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:02,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-07-12 16:57:02,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:02,548 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-07-12 16:57:02,548 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 16:57:02,548 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1610294323] [2022-07-12 16:57:02,548 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1610294323] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 16:57:02,548 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 16:57:02,548 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-12 16:57:02,549 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [508577088] [2022-07-12 16:57:02,549 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 16:57:02,549 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-12 16:57:02,549 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 16:57:02,549 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-12 16:57:02,549 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-07-12 16:57:02,550 INFO L87 Difference]: Start difference. First operand 14788 states and 21985 transitions. Second operand has 7 states, 7 states have (on average 9.142857142857142) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (16), 5 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-07-12 16:57:14,280 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 16:57:16,307 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 16:57:18,693 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 16:57:21,054 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 16:57:21,054 INFO L93 Difference]: Finished difference Result 15637 states and 23557 transitions. [2022-07-12 16:57:21,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-07-12 16:57:21,055 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.142857142857142) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (16), 5 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 101 [2022-07-12 16:57:21,055 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 16:57:21,106 INFO L225 Difference]: With dead ends: 15637 [2022-07-12 16:57:21,106 INFO L226 Difference]: Without dead ends: 15635 [2022-07-12 16:57:21,115 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-07-12 16:57:21,116 INFO L413 NwaCegarLoop]: 2420 mSDtfsCounter, 5672 mSDsluCounter, 1198 mSDsCounter, 0 mSdLazyCounter, 5204 mSolverCounterSat, 4052 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5835 SdHoareTripleChecker+Valid, 3618 SdHoareTripleChecker+Invalid, 9258 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4052 IncrementalHoareTripleChecker+Valid, 5204 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.3s IncrementalHoareTripleChecker+Time [2022-07-12 16:57:21,116 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5835 Valid, 3618 Invalid, 9258 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4052 Valid, 5204 Invalid, 2 Unknown, 0 Unchecked, 17.3s Time] [2022-07-12 16:57:21,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15635 states. [2022-07-12 16:57:21,997 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15635 to 14786. [2022-07-12 16:57:22,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14786 states, 9681 states have (on average 1.2933581241607273) internal successors, (12521), 10434 states have internal predecessors, (12521), 3921 states have call successors, (3921), 998 states have call predecessors, (3921), 1161 states have return successors, (5539), 3729 states have call predecessors, (5539), 3919 states have call successors, (5539) [2022-07-12 16:57:22,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14786 states to 14786 states and 21981 transitions. [2022-07-12 16:57:22,061 INFO L78 Accepts]: Start accepts. Automaton has 14786 states and 21981 transitions. Word has length 101 [2022-07-12 16:57:22,061 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 16:57:22,061 INFO L495 AbstractCegarLoop]: Abstraction has 14786 states and 21981 transitions. [2022-07-12 16:57:22,061 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.142857142857142) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (16), 5 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-07-12 16:57:22,061 INFO L276 IsEmpty]: Start isEmpty. Operand 14786 states and 21981 transitions. [2022-07-12 16:57:22,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2022-07-12 16:57:22,063 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 16:57:22,063 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] [2022-07-12 16:57:22,063 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-07-12 16:57:22,063 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 30 more)] === [2022-07-12 16:57:22,063 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 16:57:22,064 INFO L85 PathProgramCache]: Analyzing trace with hash -922814134, now seen corresponding path program 1 times [2022-07-12 16:57:22,064 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 16:57:22,064 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [90491255] [2022-07-12 16:57:22,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 16:57:22,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 16:57:22,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:22,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 16:57:22,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:22,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-12 16:57:22,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:22,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 16:57:22,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:22,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 16:57:22,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:22,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-07-12 16:57:22,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:22,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-12 16:57:22,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:22,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-07-12 16:57:22,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:22,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-07-12 16:57:22,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:22,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 16:57:22,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:22,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 16:57:22,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:22,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 16:57:22,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:22,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-07-12 16:57:22,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:22,312 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-12 16:57:22,313 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 16:57:22,313 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [90491255] [2022-07-12 16:57:22,313 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [90491255] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 16:57:22,313 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 16:57:22,313 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-12 16:57:22,313 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [250030723] [2022-07-12 16:57:22,313 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 16:57:22,313 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-12 16:57:22,313 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 16:57:22,314 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-12 16:57:22,314 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-12 16:57:22,314 INFO L87 Difference]: Start difference. First operand 14786 states and 21981 transitions. Second operand has 4 states, 4 states have (on average 16.0) internal successors, (64), 3 states have internal predecessors, (64), 3 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-07-12 16:57:25,398 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 16:57:25,399 INFO L93 Difference]: Finished difference Result 30142 states and 47200 transitions. [2022-07-12 16:57:25,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-12 16:57:25,399 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.0) internal successors, (64), 3 states have internal predecessors, (64), 3 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 109 [2022-07-12 16:57:25,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 16:57:25,447 INFO L225 Difference]: With dead ends: 30142 [2022-07-12 16:57:25,448 INFO L226 Difference]: Without dead ends: 15795 [2022-07-12 16:57:25,500 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-12 16:57:25,501 INFO L413 NwaCegarLoop]: 2760 mSDtfsCounter, 903 mSDsluCounter, 2972 mSDsCounter, 0 mSdLazyCounter, 1587 mSolverCounterSat, 664 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1041 SdHoareTripleChecker+Valid, 5732 SdHoareTripleChecker+Invalid, 2251 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 664 IncrementalHoareTripleChecker+Valid, 1587 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-07-12 16:57:25,501 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1041 Valid, 5732 Invalid, 2251 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [664 Valid, 1587 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-07-12 16:57:25,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15795 states. [2022-07-12 16:57:26,398 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15795 to 14838. [2022-07-12 16:57:26,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14838 states, 9725 states have (on average 1.2924421593830335) internal successors, (12569), 10466 states have internal predecessors, (12569), 3929 states have call successors, (3929), 998 states have call predecessors, (3929), 1161 states have return successors, (5567), 3749 states have call predecessors, (5567), 3927 states have call successors, (5567) [2022-07-12 16:57:26,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14838 states to 14838 states and 22065 transitions. [2022-07-12 16:57:26,459 INFO L78 Accepts]: Start accepts. Automaton has 14838 states and 22065 transitions. Word has length 109 [2022-07-12 16:57:26,460 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 16:57:26,460 INFO L495 AbstractCegarLoop]: Abstraction has 14838 states and 22065 transitions. [2022-07-12 16:57:26,460 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.0) internal successors, (64), 3 states have internal predecessors, (64), 3 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-07-12 16:57:26,460 INFO L276 IsEmpty]: Start isEmpty. Operand 14838 states and 22065 transitions. [2022-07-12 16:57:26,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-07-12 16:57:26,461 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 16:57:26,461 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] [2022-07-12 16:57:26,462 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-07-12 16:57:26,462 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting rcu_read_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 30 more)] === [2022-07-12 16:57:26,462 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 16:57:26,462 INFO L85 PathProgramCache]: Analyzing trace with hash 1550533829, now seen corresponding path program 1 times [2022-07-12 16:57:26,462 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 16:57:26,462 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [807793726] [2022-07-12 16:57:26,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 16:57:26,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 16:57:26,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:26,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 16:57:26,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:26,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-12 16:57:26,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:26,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 16:57:26,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:26,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 16:57:26,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:26,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-07-12 16:57:26,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:26,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-12 16:57:26,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:26,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-07-12 16:57:26,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:26,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-07-12 16:57:26,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:26,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 16:57:26,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:26,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 16:57:26,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:26,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 16:57:26,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:26,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2022-07-12 16:57:26,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:26,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2022-07-12 16:57:26,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:26,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-07-12 16:57:26,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:26,726 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-12 16:57:26,726 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 16:57:26,726 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [807793726] [2022-07-12 16:57:26,726 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [807793726] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 16:57:26,726 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 16:57:26,726 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-07-12 16:57:26,727 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [451582302] [2022-07-12 16:57:26,727 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 16:57:26,727 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-07-12 16:57:26,727 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 16:57:26,727 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-07-12 16:57:26,727 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-07-12 16:57:26,728 INFO L87 Difference]: Start difference. First operand 14838 states and 22065 transitions. Second operand has 8 states, 8 states have (on average 8.0) internal successors, (64), 6 states have internal predecessors, (64), 3 states have call successors, (22), 5 states have call predecessors, (22), 2 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2022-07-12 16:57:37,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 16:57:37,283 INFO L93 Difference]: Finished difference Result 35249 states and 56289 transitions. [2022-07-12 16:57:37,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-07-12 16:57:37,284 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.0) internal successors, (64), 6 states have internal predecessors, (64), 3 states have call successors, (22), 5 states have call predecessors, (22), 2 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) Word has length 111 [2022-07-12 16:57:37,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 16:57:37,418 INFO L225 Difference]: With dead ends: 35249 [2022-07-12 16:57:37,418 INFO L226 Difference]: Without dead ends: 35247 [2022-07-12 16:57:37,436 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=76, Invalid=266, Unknown=0, NotChecked=0, Total=342 [2022-07-12 16:57:37,437 INFO L413 NwaCegarLoop]: 3527 mSDtfsCounter, 8348 mSDsluCounter, 8103 mSDsCounter, 0 mSdLazyCounter, 13105 mSolverCounterSat, 5343 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8696 SdHoareTripleChecker+Valid, 11630 SdHoareTripleChecker+Invalid, 18448 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5343 IncrementalHoareTripleChecker+Valid, 13105 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.1s IncrementalHoareTripleChecker+Time [2022-07-12 16:57:37,441 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8696 Valid, 11630 Invalid, 18448 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5343 Valid, 13105 Invalid, 0 Unknown, 0 Unchecked, 8.1s Time] [2022-07-12 16:57:37,504 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35247 states. [2022-07-12 16:57:39,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35247 to 32207. [2022-07-12 16:57:39,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32207 states, 21333 states have (on average 1.2991609243894435) internal successors, (27715), 22940 states have internal predecessors, (27715), 8148 states have call successors, (8148), 2189 states have call predecessors, (8148), 2703 states have return successors, (14246), 7896 states have call predecessors, (14246), 8146 states have call successors, (14246) [2022-07-12 16:57:39,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32207 states to 32207 states and 50109 transitions. [2022-07-12 16:57:39,709 INFO L78 Accepts]: Start accepts. Automaton has 32207 states and 50109 transitions. Word has length 111 [2022-07-12 16:57:39,709 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 16:57:39,709 INFO L495 AbstractCegarLoop]: Abstraction has 32207 states and 50109 transitions. [2022-07-12 16:57:39,709 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.0) internal successors, (64), 6 states have internal predecessors, (64), 3 states have call successors, (22), 5 states have call predecessors, (22), 2 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2022-07-12 16:57:39,710 INFO L276 IsEmpty]: Start isEmpty. Operand 32207 states and 50109 transitions. [2022-07-12 16:57:39,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-07-12 16:57:39,711 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 16:57:39,711 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 16:57:39,711 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-07-12 16:57:39,712 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_linux_kernel_module_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 30 more)] === [2022-07-12 16:57:39,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 16:57:39,712 INFO L85 PathProgramCache]: Analyzing trace with hash -1472923219, now seen corresponding path program 1 times [2022-07-12 16:57:39,712 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 16:57:39,712 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [154835787] [2022-07-12 16:57:39,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 16:57:39,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 16:57:39,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:39,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 16:57:39,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:39,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-07-12 16:57:39,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:39,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-07-12 16:57:39,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:39,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-12 16:57:39,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:39,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-07-12 16:57:39,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:39,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 16:57:39,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:39,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-12 16:57:39,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:39,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-12 16:57:39,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:39,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-07-12 16:57:39,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:39,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-07-12 16:57:40,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:40,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-07-12 16:57:40,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:40,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-07-12 16:57:40,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:40,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-07-12 16:57:40,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:40,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-07-12 16:57:40,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:40,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-07-12 16:57:40,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:40,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-07-12 16:57:40,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:57:40,047 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-07-12 16:57:40,047 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 16:57:40,047 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [154835787] [2022-07-12 16:57:40,048 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [154835787] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 16:57:40,048 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 16:57:40,048 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-12 16:57:40,049 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2045167483] [2022-07-12 16:57:40,049 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 16:57:40,049 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-12 16:57:40,049 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 16:57:40,050 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-12 16:57:40,050 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-07-12 16:57:40,050 INFO L87 Difference]: Start difference. First operand 32207 states and 50109 transitions. Second operand has 7 states, 7 states have (on average 9.714285714285714) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (17), 5 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-07-12 16:57:52,805 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.94s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []