./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 791161d1 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.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 4c876950d5c00e8640720d61b331acdf557de17a26b73c3a1c23616adb1922b3 --- Real Ultimate output --- This is Ultimate 0.2.2-?-791161d [2022-07-23 04:20:17,343 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-23 04:20:17,345 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-23 04:20:17,382 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-23 04:20:17,386 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-23 04:20:17,387 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-23 04:20:17,391 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-23 04:20:17,394 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-23 04:20:17,395 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-23 04:20:17,401 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-23 04:20:17,401 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-23 04:20:17,404 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-23 04:20:17,404 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-23 04:20:17,406 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-23 04:20:17,407 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-23 04:20:17,409 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-23 04:20:17,410 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-23 04:20:17,411 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-23 04:20:17,414 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-23 04:20:17,420 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-23 04:20:17,422 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-23 04:20:17,423 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-23 04:20:17,424 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-23 04:20:17,425 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-23 04:20:17,426 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-23 04:20:17,429 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-23 04:20:17,429 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-23 04:20:17,429 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-23 04:20:17,430 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-23 04:20:17,431 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-23 04:20:17,432 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-23 04:20:17,432 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-23 04:20:17,434 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-23 04:20:17,434 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-23 04:20:17,435 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-23 04:20:17,436 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-23 04:20:17,436 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-23 04:20:17,437 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-23 04:20:17,437 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-23 04:20:17,437 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-23 04:20:17,438 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-23 04:20:17,439 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-23 04:20:17,441 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-23 04:20:17,471 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-23 04:20:17,471 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-23 04:20:17,471 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-23 04:20:17,472 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-23 04:20:17,472 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-23 04:20:17,472 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-23 04:20:17,473 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-23 04:20:17,473 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-23 04:20:17,473 INFO L138 SettingsManager]: * Use SBE=true [2022-07-23 04:20:17,474 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-23 04:20:17,474 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-23 04:20:17,475 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-23 04:20:17,475 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-23 04:20:17,475 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-23 04:20:17,475 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-23 04:20:17,475 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-23 04:20:17,476 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-23 04:20:17,476 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-23 04:20:17,476 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-23 04:20:17,476 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-23 04:20:17,476 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-23 04:20:17,476 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-23 04:20:17,477 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-23 04:20:17,477 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-23 04:20:17,477 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-23 04:20:17,477 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-23 04:20:17,477 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-23 04:20:17,478 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-23 04:20:17,478 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-23 04:20:17,478 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-23 04:20:17,478 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4c876950d5c00e8640720d61b331acdf557de17a26b73c3a1c23616adb1922b3 [2022-07-23 04:20:17,694 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-23 04:20:17,719 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-23 04:20:17,722 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-23 04:20:17,723 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-23 04:20:17,724 INFO L275 PluginConnector]: CDTParser initialized [2022-07-23 04:20:17,725 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i [2022-07-23 04:20:17,791 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78c02634d/5dbac61535ca4c3e949df8236c26b79b/FLAG82146b1c4 [2022-07-23 04:20:18,526 INFO L306 CDTParser]: Found 1 translation units. [2022-07-23 04:20:18,527 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i [2022-07-23 04:20:18,600 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78c02634d/5dbac61535ca4c3e949df8236c26b79b/FLAG82146b1c4 [2022-07-23 04:20:18,795 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78c02634d/5dbac61535ca4c3e949df8236c26b79b [2022-07-23 04:20:18,797 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-23 04:20:18,798 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-23 04:20:18,799 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-23 04:20:18,799 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-23 04:20:18,805 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-23 04:20:18,806 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 04:20:18" (1/1) ... [2022-07-23 04:20:18,807 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@656f1d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 04:20:18, skipping insertion in model container [2022-07-23 04:20:18,807 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 04:20:18" (1/1) ... [2022-07-23 04:20:18,813 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-23 04:20:18,941 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-23 04:20:22,126 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--net--ethernet--ethoc.ko.cil.i[379831,379844] [2022-07-23 04:20:22,134 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[379976,379989] [2022-07-23 04:20:22,136 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--net--ethernet--ethoc.ko.cil.i[380122,380135] [2022-07-23 04:20:22,136 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--net--ethernet--ethoc.ko.cil.i[380287,380300] [2022-07-23 04:20:22,137 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--net--ethernet--ethoc.ko.cil.i[380445,380458] [2022-07-23 04:20:22,142 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[380603,380616] [2022-07-23 04:20:22,143 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--net--ethernet--ethoc.ko.cil.i[380761,380774] [2022-07-23 04:20:22,144 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--net--ethernet--ethoc.ko.cil.i[380921,380934] [2022-07-23 04:20:22,146 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--net--ethernet--ethoc.ko.cil.i[381080,381093] [2022-07-23 04:20:22,146 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--net--ethernet--ethoc.ko.cil.i[381219,381232] [2022-07-23 04:20:22,147 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--net--ethernet--ethoc.ko.cil.i[381361,381374] [2022-07-23 04:20:22,147 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--net--ethernet--ethoc.ko.cil.i[381510,381523] [2022-07-23 04:20:22,148 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--net--ethernet--ethoc.ko.cil.i[381649,381662] [2022-07-23 04:20:22,148 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--net--ethernet--ethoc.ko.cil.i[381804,381817] [2022-07-23 04:20:22,149 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[381964,381977] [2022-07-23 04:20:22,149 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[382115,382128] [2022-07-23 04:20:22,149 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[382266,382279] [2022-07-23 04:20:22,150 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[382418,382431] [2022-07-23 04:20:22,151 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[382567,382580] [2022-07-23 04:20:22,151 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[382715,382728] [2022-07-23 04:20:22,152 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[382872,382885] [2022-07-23 04:20:22,152 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[383021,383034] [2022-07-23 04:20:22,152 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[383177,383190] [2022-07-23 04:20:22,153 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[383330,383343] [2022-07-23 04:20:22,155 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[383476,383489] [2022-07-23 04:20:22,155 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[383619,383632] [2022-07-23 04:20:22,155 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[383771,383784] [2022-07-23 04:20:22,156 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[383917,383930] [2022-07-23 04:20:22,156 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[384062,384075] [2022-07-23 04:20:22,157 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[384216,384229] [2022-07-23 04:20:22,158 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[384367,384380] [2022-07-23 04:20:22,159 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[384522,384535] [2022-07-23 04:20:22,159 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[384674,384687] [2022-07-23 04:20:22,159 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[384829,384842] [2022-07-23 04:20:22,160 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[384993,385006] [2022-07-23 04:20:22,161 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[385149,385162] [2022-07-23 04:20:22,161 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[385313,385326] [2022-07-23 04:20:22,162 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[385455,385468] [2022-07-23 04:20:22,162 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[385613,385626] [2022-07-23 04:20:22,162 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[385780,385793] [2022-07-23 04:20:22,163 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[385939,385952] [2022-07-23 04:20:22,164 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[386098,386111] [2022-07-23 04:20:22,164 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[386247,386260] [2022-07-23 04:20:22,164 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[386394,386407] [2022-07-23 04:20:22,165 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[386533,386546] [2022-07-23 04:20:22,165 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[386696,386709] [2022-07-23 04:20:22,165 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[386862,386875] [2022-07-23 04:20:22,167 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[387026,387039] [2022-07-23 04:20:22,167 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[387191,387204] [2022-07-23 04:20:22,167 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[387356,387369] [2022-07-23 04:20:22,168 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[387522,387535] [2022-07-23 04:20:22,169 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[387687,387700] [2022-07-23 04:20:22,169 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[387854,387867] [2022-07-23 04:20:22,169 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[388014,388027] [2022-07-23 04:20:22,170 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[388176,388189] [2022-07-23 04:20:22,170 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[388335,388348] [2022-07-23 04:20:22,171 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[388481,388494] [2022-07-23 04:20:22,171 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[388624,388637] [2022-07-23 04:20:22,171 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[388768,388781] [2022-07-23 04:20:22,172 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[388911,388924] [2022-07-23 04:20:22,172 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[389055,389068] [2022-07-23 04:20:22,173 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[389196,389209] [2022-07-23 04:20:22,174 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[389334,389347] [2022-07-23 04:20:22,174 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[389492,389505] [2022-07-23 04:20:22,174 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[389651,389664] [2022-07-23 04:20:22,175 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[389807,389820] [2022-07-23 04:20:22,175 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[389956,389969] [2022-07-23 04:20:22,176 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[390108,390121] [2022-07-23 04:20:22,176 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[390259,390272] [2022-07-23 04:20:22,176 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[390408,390421] [2022-07-23 04:20:22,177 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[390560,390573] [2022-07-23 04:20:22,177 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[390708,390721] [2022-07-23 04:20:22,178 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[390861,390874] [2022-07-23 04:20:22,178 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[391012,391025] [2022-07-23 04:20:22,178 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[391162,391175] [2022-07-23 04:20:22,179 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[391309,391322] [2022-07-23 04:20:22,179 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[391460,391473] [2022-07-23 04:20:22,180 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[391611,391624] [2022-07-23 04:20:22,180 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[391759,391772] [2022-07-23 04:20:22,181 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[391925,391938] [2022-07-23 04:20:22,181 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[392094,392107] [2022-07-23 04:20:22,182 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[392261,392274] [2022-07-23 04:20:22,183 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[392429,392442] [2022-07-23 04:20:22,183 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[392579,392592] [2022-07-23 04:20:22,183 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[392726,392739] [2022-07-23 04:20:22,184 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[392887,392900] [2022-07-23 04:20:22,184 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[393057,393070] [2022-07-23 04:20:22,185 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[393219,393232] [2022-07-23 04:20:22,202 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-23 04:20:22,248 INFO L203 MainTranslator]: Completed pre-run [2022-07-23 04:20:22,555 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[379831,379844] [2022-07-23 04:20:22,557 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[379976,379989] [2022-07-23 04:20:22,560 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[380122,380135] [2022-07-23 04:20:22,561 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[380287,380300] [2022-07-23 04:20:22,561 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[380445,380458] [2022-07-23 04:20:22,562 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[380603,380616] [2022-07-23 04:20:22,562 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[380761,380774] [2022-07-23 04:20:22,563 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[380921,380934] [2022-07-23 04:20:22,563 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[381080,381093] [2022-07-23 04:20:22,564 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[381219,381232] [2022-07-23 04:20:22,564 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[381361,381374] [2022-07-23 04:20:22,564 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[381510,381523] [2022-07-23 04:20:22,565 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[381649,381662] [2022-07-23 04:20:22,565 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[381804,381817] [2022-07-23 04:20:22,566 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[381964,381977] [2022-07-23 04:20:22,567 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[382115,382128] [2022-07-23 04:20:22,567 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[382266,382279] [2022-07-23 04:20:22,567 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[382418,382431] [2022-07-23 04:20:22,568 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[382567,382580] [2022-07-23 04:20:22,568 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[382715,382728] [2022-07-23 04:20:22,568 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[382872,382885] [2022-07-23 04:20:22,569 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[383021,383034] [2022-07-23 04:20:22,569 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[383177,383190] [2022-07-23 04:20:22,570 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[383330,383343] [2022-07-23 04:20:22,570 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[383476,383489] [2022-07-23 04:20:22,570 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[383619,383632] [2022-07-23 04:20:22,571 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[383771,383784] [2022-07-23 04:20:22,571 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[383917,383930] [2022-07-23 04:20:22,571 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[384062,384075] [2022-07-23 04:20:22,572 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[384216,384229] [2022-07-23 04:20:22,572 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[384367,384380] [2022-07-23 04:20:22,572 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[384522,384535] [2022-07-23 04:20:22,573 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[384674,384687] [2022-07-23 04:20:22,574 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[384829,384842] [2022-07-23 04:20:22,574 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[384993,385006] [2022-07-23 04:20:22,574 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[385149,385162] [2022-07-23 04:20:22,574 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[385313,385326] [2022-07-23 04:20:22,575 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[385455,385468] [2022-07-23 04:20:22,575 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[385613,385626] [2022-07-23 04:20:22,576 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[385780,385793] [2022-07-23 04:20:22,577 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[385939,385952] [2022-07-23 04:20:22,577 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[386098,386111] [2022-07-23 04:20:22,578 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[386247,386260] [2022-07-23 04:20:22,578 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[386394,386407] [2022-07-23 04:20:22,578 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[386533,386546] [2022-07-23 04:20:22,579 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[386696,386709] [2022-07-23 04:20:22,579 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[386862,386875] [2022-07-23 04:20:22,580 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[387026,387039] [2022-07-23 04:20:22,580 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[387191,387204] [2022-07-23 04:20:22,581 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[387356,387369] [2022-07-23 04:20:22,581 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[387522,387535] [2022-07-23 04:20:22,581 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[387687,387700] [2022-07-23 04:20:22,582 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[387854,387867] [2022-07-23 04:20:22,582 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[388014,388027] [2022-07-23 04:20:22,583 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[388176,388189] [2022-07-23 04:20:22,583 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[388335,388348] [2022-07-23 04:20:22,584 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[388481,388494] [2022-07-23 04:20:22,584 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[388624,388637] [2022-07-23 04:20:22,584 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[388768,388781] [2022-07-23 04:20:22,585 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[388911,388924] [2022-07-23 04:20:22,585 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[389055,389068] [2022-07-23 04:20:22,586 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[389196,389209] [2022-07-23 04:20:22,587 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[389334,389347] [2022-07-23 04:20:22,589 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[389492,389505] [2022-07-23 04:20:22,590 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[389651,389664] [2022-07-23 04:20:22,594 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[389807,389820] [2022-07-23 04:20:22,594 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[389956,389969] [2022-07-23 04:20:22,595 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[390108,390121] [2022-07-23 04:20:22,596 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[390259,390272] [2022-07-23 04:20:22,596 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[390408,390421] [2022-07-23 04:20:22,597 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[390560,390573] [2022-07-23 04:20:22,597 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[390708,390721] [2022-07-23 04:20:22,603 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[390861,390874] [2022-07-23 04:20:22,604 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[391012,391025] [2022-07-23 04:20:22,605 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[391162,391175] [2022-07-23 04:20:22,605 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[391309,391322] [2022-07-23 04:20:22,605 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[391460,391473] [2022-07-23 04:20:22,606 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[391611,391624] [2022-07-23 04:20:22,607 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[391759,391772] [2022-07-23 04:20:22,610 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[391925,391938] [2022-07-23 04:20:22,611 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[392094,392107] [2022-07-23 04:20:22,611 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[392261,392274] [2022-07-23 04:20:22,612 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[392429,392442] [2022-07-23 04:20:22,612 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[392579,392592] [2022-07-23 04:20:22,612 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[392726,392739] [2022-07-23 04:20:22,613 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[392887,392900] [2022-07-23 04:20:22,613 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[393057,393070] [2022-07-23 04:20:22,613 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i[393219,393232] [2022-07-23 04:20:22,618 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-23 04:20:22,853 INFO L208 MainTranslator]: Completed translation [2022-07-23 04:20:22,854 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 04:20:22 WrapperNode [2022-07-23 04:20:22,854 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-23 04:20:22,855 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-23 04:20:22,855 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-23 04:20:22,855 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-23 04:20:22,861 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 04:20:22" (1/1) ... [2022-07-23 04:20:22,971 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 04:20:22" (1/1) ... [2022-07-23 04:20:23,136 INFO L137 Inliner]: procedures = 660, calls = 1827, calls flagged for inlining = 326, calls inlined = 232, statements flattened = 3930 [2022-07-23 04:20:23,137 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-23 04:20:23,138 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-23 04:20:23,138 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-23 04:20:23,138 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-23 04:20:23,146 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 04:20:22" (1/1) ... [2022-07-23 04:20:23,147 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 04:20:22" (1/1) ... [2022-07-23 04:20:23,169 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 04:20:22" (1/1) ... [2022-07-23 04:20:23,170 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 04:20:22" (1/1) ... [2022-07-23 04:20:23,268 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 04:20:22" (1/1) ... [2022-07-23 04:20:23,289 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 04:20:22" (1/1) ... [2022-07-23 04:20:23,352 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 04:20:22" (1/1) ... [2022-07-23 04:20:23,371 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-23 04:20:23,372 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-23 04:20:23,372 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-23 04:20:23,372 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-23 04:20:23,373 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 04:20:22" (1/1) ... [2022-07-23 04:20:23,379 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-23 04:20:23,386 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 04:20:23,421 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) [2022-07-23 04:20:23,444 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 [2022-07-23 04:20:23,458 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2022-07-23 04:20:23,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2022-07-23 04:20:23,458 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_read_bd [2022-07-23 04:20:23,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_read_bd [2022-07-23 04:20:23,459 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-07-23 04:20:23,459 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-07-23 04:20:23,459 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-23 04:20:23,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-23 04:20:23,459 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-07-23 04:20:23,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-07-23 04:20:23,460 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_mdio_poll [2022-07-23 04:20:23,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_mdio_poll [2022-07-23 04:20:23,460 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-07-23 04:20:23,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-07-23 04:20:23,460 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_del [2022-07-23 04:20:23,460 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_del [2022-07-23 04:20:23,460 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-07-23 04:20:23,460 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-07-23 04:20:23,461 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2022-07-23 04:20:23,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2022-07-23 04:20:23,461 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2022-07-23 04:20:23,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2022-07-23 04:20:23,461 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-07-23 04:20:23,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-07-23 04:20:23,461 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-07-23 04:20:23,461 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-07-23 04:20:23,462 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-23 04:20:23,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-23 04:20:23,462 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2022-07-23 04:20:23,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2022-07-23 04:20:23,462 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2022-07-23 04:20:23,462 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2022-07-23 04:20:23,462 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-23 04:20:23,462 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_get_regs_len [2022-07-23 04:20:23,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_get_regs_len [2022-07-23 04:20:23,463 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_read [2022-07-23 04:20:23,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_read [2022-07-23 04:20:23,463 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2022-07-23 04:20:23,463 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2022-07-23 04:20:23,463 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_do_set_mac_address [2022-07-23 04:20:23,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_do_set_mac_address [2022-07-23 04:20:23,464 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_init_ring [2022-07-23 04:20:23,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_init_ring [2022-07-23 04:20:23,464 INFO L130 BoogieDeclarations]: Found specification of procedure devm_ioremap_nocache [2022-07-23 04:20:23,464 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_ioremap_nocache [2022-07-23 04:20:23,464 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2022-07-23 04:20:23,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2022-07-23 04:20:23,464 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-07-23 04:20:23,464 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-07-23 04:20:23,465 INFO L130 BoogieDeclarations]: Found specification of procedure __rounddown_pow_of_two [2022-07-23 04:20:23,465 INFO L138 BoogieDeclarations]: Found implementation of procedure __rounddown_pow_of_two [2022-07-23 04:20:23,465 INFO L130 BoogieDeclarations]: Found specification of procedure clk_unprepare [2022-07-23 04:20:23,465 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_unprepare [2022-07-23 04:20:23,465 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-07-23 04:20:23,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-07-23 04:20:23,466 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2022-07-23 04:20:23,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2022-07-23 04:20:23,466 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-07-23 04:20:23,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-07-23 04:20:23,466 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-07-23 04:20:23,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-07-23 04:20:23,466 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-23 04:20:23,467 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2022-07-23 04:20:23,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2022-07-23 04:20:23,467 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-07-23 04:20:23,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-07-23 04:20:23,467 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-23 04:20:23,467 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-23 04:20:23,467 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2022-07-23 04:20:23,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2022-07-23 04:20:23,468 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_interrupt [2022-07-23 04:20:23,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_interrupt [2022-07-23 04:20:23,471 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-07-23 04:20:23,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-07-23 04:20:23,471 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2022-07-23 04:20:23,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2022-07-23 04:20:23,472 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-07-23 04:20:23,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-07-23 04:20:23,472 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_probe [2022-07-23 04:20:23,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_probe [2022-07-23 04:20:23,472 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-23 04:20:23,473 INFO L130 BoogieDeclarations]: Found specification of procedure __devm_request_region [2022-07-23 04:20:23,473 INFO L138 BoogieDeclarations]: Found implementation of procedure __devm_request_region [2022-07-23 04:20:23,473 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_resume [2022-07-23 04:20:23,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_resume [2022-07-23 04:20:23,473 INFO L130 BoogieDeclarations]: Found specification of procedure __bitrev8 [2022-07-23 04:20:23,473 INFO L138 BoogieDeclarations]: Found implementation of procedure __bitrev8 [2022-07-23 04:20:23,473 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-23 04:20:23,473 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-07-23 04:20:23,474 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-07-23 04:20:23,474 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_write_bd [2022-07-23 04:20:23,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_write_bd [2022-07-23 04:20:23,474 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-07-23 04:20:23,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-07-23 04:20:23,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-23 04:20:23,474 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-07-23 04:20:23,474 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_write [2022-07-23 04:20:23,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_write [2022-07-23 04:20:23,475 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-07-23 04:20:23,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-07-23 04:20:23,475 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-07-23 04:20:23,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-07-23 04:20:23,475 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2022-07-23 04:20:23,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2022-07-23 04:20:23,475 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-07-23 04:20:23,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-07-23 04:20:23,476 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_remove [2022-07-23 04:20:23,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_remove [2022-07-23 04:20:23,476 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_tx_timeout [2022-07-23 04:20:23,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_tx_timeout [2022-07-23 04:20:23,476 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-23 04:20:23,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-23 04:20:23,476 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_free [2022-07-23 04:20:23,477 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_free [2022-07-23 04:20:23,477 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-23 04:20:23,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-23 04:20:23,477 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-23 04:20:23,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-23 04:20:23,477 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_unregister [2022-07-23 04:20:23,477 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_unregister [2022-07-23 04:20:23,478 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-07-23 04:20:23,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-07-23 04:20:23,478 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-07-23 04:20:23,478 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-07-23 04:20:23,479 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-07-23 04:20:23,479 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2022-07-23 04:20:23,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2022-07-23 04:20:23,479 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_stop [2022-07-23 04:20:23,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_stop [2022-07-23 04:20:23,479 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2022-07-23 04:20:23,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2022-07-23 04:20:23,479 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-23 04:20:23,479 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2022-07-23 04:20:23,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2022-07-23 04:20:23,480 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_ack_irq [2022-07-23 04:20:23,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_ack_irq [2022-07-23 04:20:23,480 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-07-23 04:20:23,480 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-07-23 04:20:23,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-23 04:20:23,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-23 04:20:23,480 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_disable_rx_and_tx [2022-07-23 04:20:23,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_disable_rx_and_tx [2022-07-23 04:20:23,481 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_enable_rx_and_tx [2022-07-23 04:20:23,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_enable_rx_and_tx [2022-07-23 04:20:23,481 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2022-07-23 04:20:23,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2022-07-23 04:20:23,481 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-07-23 04:20:23,481 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-07-23 04:20:23,481 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-07-23 04:20:23,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-07-23 04:20:23,482 INFO L130 BoogieDeclarations]: Found specification of procedure clk_disable_unprepare [2022-07-23 04:20:23,482 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_disable_unprepare [2022-07-23 04:20:23,482 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-07-23 04:20:23,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-07-23 04:20:23,482 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2022-07-23 04:20:23,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2022-07-23 04:20:23,482 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-07-23 04:20:23,483 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-07-23 04:20:23,483 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-07-23 04:20:23,483 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-07-23 04:20:23,483 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-07-23 04:20:23,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-07-23 04:20:23,483 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-23 04:20:23,483 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-23 04:20:23,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-23 04:20:23,484 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2022-07-23 04:20:23,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2022-07-23 04:20:23,484 INFO L130 BoogieDeclarations]: Found specification of procedure __bitrev16 [2022-07-23 04:20:23,484 INFO L138 BoogieDeclarations]: Found implementation of procedure __bitrev16 [2022-07-23 04:20:23,484 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-23 04:20:23,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-23 04:20:23,484 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2022-07-23 04:20:23,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2022-07-23 04:20:23,485 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2022-07-23 04:20:23,485 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2022-07-23 04:20:23,485 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_enable_irq [2022-07-23 04:20:23,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_enable_irq [2022-07-23 04:20:23,485 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_open [2022-07-23 04:20:23,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_open [2022-07-23 04:20:23,485 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-07-23 04:20:23,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-07-23 04:20:23,485 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-07-23 04:20:23,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-07-23 04:20:23,486 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_disable_irq [2022-07-23 04:20:23,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_disable_irq [2022-07-23 04:20:23,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-23 04:20:23,486 INFO L130 BoogieDeclarations]: Found specification of procedure resource_size [2022-07-23 04:20:23,486 INFO L138 BoogieDeclarations]: Found implementation of procedure resource_size [2022-07-23 04:20:24,085 INFO L234 CfgBuilder]: Building ICFG [2022-07-23 04:20:24,088 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-23 04:20:24,148 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-23 04:20:38,694 INFO L275 CfgBuilder]: Performing block encoding [2022-07-23 04:20:38,715 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-23 04:20:38,716 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2022-07-23 04:20:38,721 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 04:20:38 BoogieIcfgContainer [2022-07-23 04:20:38,722 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-23 04:20:38,724 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-23 04:20:38,724 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-23 04:20:38,728 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-23 04:20:38,728 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.07 04:20:18" (1/3) ... [2022-07-23 04:20:38,729 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d5a2c16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.07 04:20:38, skipping insertion in model container [2022-07-23 04:20:38,729 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 04:20:22" (2/3) ... [2022-07-23 04:20:38,730 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d5a2c16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.07 04:20:38, skipping insertion in model container [2022-07-23 04:20:38,730 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 04:20:38" (3/3) ... [2022-07-23 04:20:38,732 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--net--ethernet--ethoc.ko.cil.i [2022-07-23 04:20:38,746 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-23 04:20:38,746 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 27 error locations. [2022-07-23 04:20:38,838 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-23 04:20:38,843 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@732735ed, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@14ae60e7 [2022-07-23 04:20:38,843 INFO L358 AbstractCegarLoop]: Starting to check reachability of 27 error locations. [2022-07-23 04:20:38,853 INFO L276 IsEmpty]: Start isEmpty. Operand has 1443 states, 1016 states have (on average 1.3051181102362204) internal successors, (1326), 1064 states have internal predecessors, (1326), 315 states have call successors, (315), 85 states have call predecessors, (315), 84 states have return successors, (309), 307 states have call predecessors, (309), 309 states have call successors, (309) [2022-07-23 04:20:38,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-07-23 04:20:38,865 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 04:20:38,866 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] [2022-07-23 04:20:38,867 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 25 more)] === [2022-07-23 04:20:38,873 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 04:20:38,874 INFO L85 PathProgramCache]: Analyzing trace with hash 136173705, now seen corresponding path program 1 times [2022-07-23 04:20:38,882 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 04:20:38,883 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1960897426] [2022-07-23 04:20:38,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 04:20:38,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 04:20:39,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:39,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 04:20:39,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:39,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-23 04:20:39,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:39,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-23 04:20:39,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:39,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-07-23 04:20:39,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:39,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-07-23 04:20:39,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:39,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-07-23 04:20:39,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:39,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 04:20:39,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:39,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-23 04:20:39,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:39,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-23 04:20:39,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:39,960 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-23 04:20:39,961 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 04:20:39,961 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1960897426] [2022-07-23 04:20:39,964 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1960897426] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 04:20:39,964 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 04:20:39,964 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-23 04:20:39,966 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1757195898] [2022-07-23 04:20:39,967 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 04:20:39,971 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-23 04:20:39,972 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 04:20:40,002 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 04:20:40,003 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-23 04:20:40,008 INFO L87 Difference]: Start difference. First operand has 1443 states, 1016 states have (on average 1.3051181102362204) internal successors, (1326), 1064 states have internal predecessors, (1326), 315 states have call successors, (315), 85 states have call predecessors, (315), 84 states have return successors, (309), 307 states have call predecessors, (309), 309 states have call successors, (309) Second operand has 6 states, 6 states have (on average 5.666666666666667) internal successors, (34), 4 states have internal predecessors, (34), 2 states have call successors, (10), 4 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-07-23 04:20:42,062 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 04:20:44,159 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 04:20:54,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 04:20:54,962 INFO L93 Difference]: Finished difference Result 3094 states and 4315 transitions. [2022-07-23 04:20:54,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-23 04:20:54,965 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.666666666666667) internal successors, (34), 4 states have internal predecessors, (34), 2 states have call successors, (10), 4 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 64 [2022-07-23 04:20:54,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 04:20:54,992 INFO L225 Difference]: With dead ends: 3094 [2022-07-23 04:20:54,992 INFO L226 Difference]: Without dead ends: 1661 [2022-07-23 04:20:55,011 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-07-23 04:20:55,014 INFO L413 NwaCegarLoop]: 1702 mSDtfsCounter, 3646 mSDsluCounter, 761 mSDsCounter, 0 mSdLazyCounter, 2434 mSolverCounterSat, 1736 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3757 SdHoareTripleChecker+Valid, 2463 SdHoareTripleChecker+Invalid, 4172 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1736 IncrementalHoareTripleChecker+Valid, 2434 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.3s IncrementalHoareTripleChecker+Time [2022-07-23 04:20:55,015 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3757 Valid, 2463 Invalid, 4172 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1736 Valid, 2434 Invalid, 2 Unknown, 0 Unchecked, 14.3s Time] [2022-07-23 04:20:55,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1661 states. [2022-07-23 04:20:55,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1661 to 1401. [2022-07-23 04:20:55,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1401 states, 983 states have (on average 1.2238046795523907) internal successors, (1203), 1026 states have internal predecessors, (1203), 309 states have call successors, (309), 84 states have call predecessors, (309), 83 states have return successors, (307), 305 states have call predecessors, (307), 307 states have call successors, (307) [2022-07-23 04:20:55,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1401 states to 1401 states and 1819 transitions. [2022-07-23 04:20:55,191 INFO L78 Accepts]: Start accepts. Automaton has 1401 states and 1819 transitions. Word has length 64 [2022-07-23 04:20:55,192 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 04:20:55,193 INFO L495 AbstractCegarLoop]: Abstraction has 1401 states and 1819 transitions. [2022-07-23 04:20:55,193 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.666666666666667) internal successors, (34), 4 states have internal predecessors, (34), 2 states have call successors, (10), 4 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-07-23 04:20:55,193 INFO L276 IsEmpty]: Start isEmpty. Operand 1401 states and 1819 transitions. [2022-07-23 04:20:55,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-07-23 04:20:55,196 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 04:20:55,196 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 04:20:55,196 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-23 04:20:55,196 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_linux_block_genhd_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-07-23 04:20:55,197 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 04:20:55,197 INFO L85 PathProgramCache]: Analyzing trace with hash 2060594057, now seen corresponding path program 1 times [2022-07-23 04:20:55,197 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 04:20:55,197 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [688573971] [2022-07-23 04:20:55,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 04:20:55,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 04:20:55,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:55,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 04:20:55,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:55,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-23 04:20:55,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:55,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-23 04:20:55,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:55,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-07-23 04:20:55,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:55,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-07-23 04:20:55,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:55,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-07-23 04:20:55,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:55,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 04:20:55,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:55,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-23 04:20:55,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:55,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-23 04:20:55,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:55,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-23 04:20:55,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:55,754 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-23 04:20:55,754 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 04:20:55,755 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [688573971] [2022-07-23 04:20:55,755 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [688573971] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 04:20:55,755 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 04:20:55,755 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-23 04:20:55,756 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1433192347] [2022-07-23 04:20:55,756 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 04:20:55,757 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-23 04:20:55,757 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 04:20:55,758 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 04:20:55,758 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-23 04:20:55,758 INFO L87 Difference]: Start difference. First operand 1401 states and 1819 transitions. Second operand has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-07-23 04:20:57,796 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 04:20:59,805 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 [] [2022-07-23 04:21:11,673 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 04:21:11,674 INFO L93 Difference]: Finished difference Result 1661 states and 2207 transitions. [2022-07-23 04:21:11,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-23 04:21:11,674 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 70 [2022-07-23 04:21:11,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 04:21:11,686 INFO L225 Difference]: With dead ends: 1661 [2022-07-23 04:21:11,686 INFO L226 Difference]: Without dead ends: 1659 [2022-07-23 04:21:11,688 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-07-23 04:21:11,689 INFO L413 NwaCegarLoop]: 1727 mSDtfsCounter, 3521 mSDsluCounter, 741 mSDsCounter, 0 mSdLazyCounter, 2464 mSolverCounterSat, 1708 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3629 SdHoareTripleChecker+Valid, 2468 SdHoareTripleChecker+Invalid, 4174 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1708 IncrementalHoareTripleChecker+Valid, 2464 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.3s IncrementalHoareTripleChecker+Time [2022-07-23 04:21:11,690 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3629 Valid, 2468 Invalid, 4174 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1708 Valid, 2464 Invalid, 2 Unknown, 0 Unchecked, 15.3s Time] [2022-07-23 04:21:11,693 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1659 states. [2022-07-23 04:21:11,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1659 to 1399. [2022-07-23 04:21:11,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1399 states, 982 states have (on average 1.2230142566191446) internal successors, (1201), 1024 states have internal predecessors, (1201), 309 states have call successors, (309), 84 states have call predecessors, (309), 83 states have return successors, (307), 305 states have call predecessors, (307), 307 states have call successors, (307) [2022-07-23 04:21:11,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1399 states to 1399 states and 1817 transitions. [2022-07-23 04:21:11,770 INFO L78 Accepts]: Start accepts. Automaton has 1399 states and 1817 transitions. Word has length 70 [2022-07-23 04:21:11,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 04:21:11,771 INFO L495 AbstractCegarLoop]: Abstraction has 1399 states and 1817 transitions. [2022-07-23 04:21:11,771 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-07-23 04:21:11,771 INFO L276 IsEmpty]: Start isEmpty. Operand 1399 states and 1817 transitions. [2022-07-23 04:21:11,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-07-23 04:21:11,773 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 04:21:11,773 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 04:21:11,773 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-23 04:21:11,774 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_linux_block_queue_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-07-23 04:21:11,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 04:21:11,774 INFO L85 PathProgramCache]: Analyzing trace with hash -1622933905, now seen corresponding path program 1 times [2022-07-23 04:21:11,774 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 04:21:11,775 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1203775565] [2022-07-23 04:21:11,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 04:21:11,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 04:21:11,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:12,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 04:21:12,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:12,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-23 04:21:12,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:12,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-23 04:21:12,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:12,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-07-23 04:21:12,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:12,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-07-23 04:21:12,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:12,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-07-23 04:21:12,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:12,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 04:21:12,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:12,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-23 04:21:12,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:12,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-23 04:21:12,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:12,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-23 04:21:12,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:12,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-23 04:21:12,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:12,339 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-23 04:21:12,339 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 04:21:12,339 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1203775565] [2022-07-23 04:21:12,340 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1203775565] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 04:21:12,340 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 04:21:12,340 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-23 04:21:12,340 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [936337602] [2022-07-23 04:21:12,340 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 04:21:12,341 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-23 04:21:12,341 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 04:21:12,342 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 04:21:12,342 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-23 04:21:12,343 INFO L87 Difference]: Start difference. First operand 1399 states and 1817 transitions. Second operand has 6 states, 6 states have (on average 7.0) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (12), 4 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-07-23 04:21:14,375 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 [] [2022-07-23 04:21:16,521 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 04:21:26,828 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 04:21:26,828 INFO L93 Difference]: Finished difference Result 1659 states and 2205 transitions. [2022-07-23 04:21:26,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-23 04:21:26,828 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (12), 4 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 76 [2022-07-23 04:21:26,829 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 04:21:26,839 INFO L225 Difference]: With dead ends: 1659 [2022-07-23 04:21:26,839 INFO L226 Difference]: Without dead ends: 1657 [2022-07-23 04:21:26,841 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-07-23 04:21:26,842 INFO L413 NwaCegarLoop]: 1655 mSDtfsCounter, 3629 mSDsluCounter, 741 mSDsCounter, 0 mSdLazyCounter, 2392 mSolverCounterSat, 1747 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3736 SdHoareTripleChecker+Valid, 2396 SdHoareTripleChecker+Invalid, 4141 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1747 IncrementalHoareTripleChecker+Valid, 2392 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.0s IncrementalHoareTripleChecker+Time [2022-07-23 04:21:26,842 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3736 Valid, 2396 Invalid, 4141 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1747 Valid, 2392 Invalid, 2 Unknown, 0 Unchecked, 14.0s Time] [2022-07-23 04:21:26,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1657 states. [2022-07-23 04:21:26,903 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1657 to 1397. [2022-07-23 04:21:26,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1397 states, 981 states have (on average 1.2222222222222223) internal successors, (1199), 1022 states have internal predecessors, (1199), 309 states have call successors, (309), 84 states have call predecessors, (309), 83 states have return successors, (307), 305 states have call predecessors, (307), 307 states have call successors, (307) [2022-07-23 04:21:26,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1397 states to 1397 states and 1815 transitions. [2022-07-23 04:21:26,913 INFO L78 Accepts]: Start accepts. Automaton has 1397 states and 1815 transitions. Word has length 76 [2022-07-23 04:21:26,913 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 04:21:26,914 INFO L495 AbstractCegarLoop]: Abstraction has 1397 states and 1815 transitions. [2022-07-23 04:21:26,914 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (12), 4 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-07-23 04:21:26,914 INFO L276 IsEmpty]: Start isEmpty. Operand 1397 states and 1815 transitions. [2022-07-23 04:21:26,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-07-23 04:21:26,915 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 04:21:26,916 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 04:21:26,916 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-23 04:21:26,916 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_linux_block_request_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-07-23 04:21:26,916 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 04:21:26,917 INFO L85 PathProgramCache]: Analyzing trace with hash 1511111317, now seen corresponding path program 1 times [2022-07-23 04:21:26,917 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 04:21:26,917 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1355174308] [2022-07-23 04:21:26,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 04:21:26,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 04:21:27,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:27,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 04:21:27,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:27,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-23 04:21:27,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:27,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-23 04:21:27,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:27,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-07-23 04:21:27,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:27,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-07-23 04:21:27,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:27,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-07-23 04:21:27,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:27,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 04:21:27,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:27,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-23 04:21:27,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:27,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-23 04:21:27,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:27,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-23 04:21:27,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:27,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-23 04:21:27,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:27,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-23 04:21:27,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:27,393 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-23 04:21:27,393 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 04:21:27,394 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1355174308] [2022-07-23 04:21:27,394 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1355174308] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 04:21:27,394 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 04:21:27,394 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-23 04:21:27,394 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1006236258] [2022-07-23 04:21:27,394 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 04:21:27,396 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-23 04:21:27,396 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 04:21:27,396 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 04:21:27,396 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-23 04:21:27,397 INFO L87 Difference]: Start difference. First operand 1397 states and 1815 transitions. Second operand has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 4 states have internal predecessors, (46), 2 states have call successors, (13), 4 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-07-23 04:21:29,429 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 [] [2022-07-23 04:21:31,572 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 04:21:42,688 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 04:21:42,688 INFO L93 Difference]: Finished difference Result 1657 states and 2203 transitions. [2022-07-23 04:21:42,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-23 04:21:42,689 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 4 states have internal predecessors, (46), 2 states have call successors, (13), 4 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 82 [2022-07-23 04:21:42,689 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 04:21:42,697 INFO L225 Difference]: With dead ends: 1657 [2022-07-23 04:21:42,698 INFO L226 Difference]: Without dead ends: 1655 [2022-07-23 04:21:42,699 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-07-23 04:21:42,700 INFO L413 NwaCegarLoop]: 1695 mSDtfsCounter, 3555 mSDsluCounter, 741 mSDsCounter, 0 mSdLazyCounter, 2432 mSolverCounterSat, 1723 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3661 SdHoareTripleChecker+Valid, 2436 SdHoareTripleChecker+Invalid, 4157 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1723 IncrementalHoareTripleChecker+Valid, 2432 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.8s IncrementalHoareTripleChecker+Time [2022-07-23 04:21:42,700 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3661 Valid, 2436 Invalid, 4157 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1723 Valid, 2432 Invalid, 2 Unknown, 0 Unchecked, 14.8s Time] [2022-07-23 04:21:42,703 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1655 states. [2022-07-23 04:21:42,760 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1655 to 1395. [2022-07-23 04:21:42,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1395 states, 980 states have (on average 1.2214285714285715) internal successors, (1197), 1020 states have internal predecessors, (1197), 309 states have call successors, (309), 84 states have call predecessors, (309), 83 states have return successors, (307), 305 states have call predecessors, (307), 307 states have call successors, (307) [2022-07-23 04:21:42,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1395 states to 1395 states and 1813 transitions. [2022-07-23 04:21:42,769 INFO L78 Accepts]: Start accepts. Automaton has 1395 states and 1813 transitions. Word has length 82 [2022-07-23 04:21:42,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 04:21:42,770 INFO L495 AbstractCegarLoop]: Abstraction has 1395 states and 1813 transitions. [2022-07-23 04:21:42,770 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 4 states have internal predecessors, (46), 2 states have call successors, (13), 4 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-07-23 04:21:42,771 INFO L276 IsEmpty]: Start isEmpty. Operand 1395 states and 1813 transitions. [2022-07-23 04:21:42,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-07-23 04:21:42,772 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 04:21:42,772 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 04:21:42,772 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-23 04:21:42,773 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_linux_drivers_base_class_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-07-23 04:21:42,773 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 04:21:42,773 INFO L85 PathProgramCache]: Analyzing trace with hash -1648512030, now seen corresponding path program 1 times [2022-07-23 04:21:42,773 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 04:21:42,773 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [40459773] [2022-07-23 04:21:42,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 04:21:42,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 04:21:42,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:43,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 04:21:43,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:43,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-23 04:21:43,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:43,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-23 04:21:43,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:43,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-07-23 04:21:43,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:43,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-07-23 04:21:43,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:43,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-07-23 04:21:43,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:43,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 04:21:43,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:43,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-23 04:21:43,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:43,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-23 04:21:43,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:43,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-23 04:21:43,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:43,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-23 04:21:43,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:43,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-23 04:21:43,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:43,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-23 04:21:43,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:43,241 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-23 04:21:43,242 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 04:21:43,242 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [40459773] [2022-07-23 04:21:43,242 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [40459773] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 04:21:43,242 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 04:21:43,242 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-23 04:21:43,243 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [193843652] [2022-07-23 04:21:43,243 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 04:21:43,243 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-23 04:21:43,243 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 04:21:43,244 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 04:21:43,244 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-23 04:21:43,244 INFO L87 Difference]: Start difference. First operand 1395 states and 1813 transitions. Second operand has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (14), 4 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-07-23 04:21:45,315 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 04:21:47,320 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 [] [2022-07-23 04:21:57,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 04:21:57,896 INFO L93 Difference]: Finished difference Result 1655 states and 2201 transitions. [2022-07-23 04:21:57,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-23 04:21:57,896 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (14), 4 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 88 [2022-07-23 04:21:57,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 04:21:57,905 INFO L225 Difference]: With dead ends: 1655 [2022-07-23 04:21:57,905 INFO L226 Difference]: Without dead ends: 1653 [2022-07-23 04:21:57,907 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-07-23 04:21:57,907 INFO L413 NwaCegarLoop]: 1685 mSDtfsCounter, 3573 mSDsluCounter, 741 mSDsCounter, 0 mSdLazyCounter, 2422 mSolverCounterSat, 1711 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3678 SdHoareTripleChecker+Valid, 2426 SdHoareTripleChecker+Invalid, 4135 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1711 IncrementalHoareTripleChecker+Valid, 2422 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.2s IncrementalHoareTripleChecker+Time [2022-07-23 04:21:57,908 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3678 Valid, 2426 Invalid, 4135 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1711 Valid, 2422 Invalid, 2 Unknown, 0 Unchecked, 14.2s Time] [2022-07-23 04:21:57,910 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1653 states. [2022-07-23 04:21:57,966 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1653 to 1393. [2022-07-23 04:21:57,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1393 states, 979 states have (on average 1.2206332992849847) internal successors, (1195), 1018 states have internal predecessors, (1195), 309 states have call successors, (309), 84 states have call predecessors, (309), 83 states have return successors, (307), 305 states have call predecessors, (307), 307 states have call successors, (307) [2022-07-23 04:21:57,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1393 states to 1393 states and 1811 transitions. [2022-07-23 04:21:57,975 INFO L78 Accepts]: Start accepts. Automaton has 1393 states and 1811 transitions. Word has length 88 [2022-07-23 04:21:57,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 04:21:57,976 INFO L495 AbstractCegarLoop]: Abstraction has 1393 states and 1811 transitions. [2022-07-23 04:21:57,976 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (14), 4 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-07-23 04:21:57,976 INFO L276 IsEmpty]: Start isEmpty. Operand 1393 states and 1811 transitions. [2022-07-23 04:21:57,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-07-23 04:21:57,978 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 04:21:57,978 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 04:21:57,978 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-07-23 04:21:57,978 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_linux_fs_char_dev_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-07-23 04:21:57,979 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 04:21:57,979 INFO L85 PathProgramCache]: Analyzing trace with hash -1478399947, now seen corresponding path program 1 times [2022-07-23 04:21:57,979 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 04:21:57,979 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1150114508] [2022-07-23 04:21:57,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 04:21:57,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 04:21:58,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:58,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 04:21:58,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:58,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-23 04:21:58,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:58,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-23 04:21:58,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:58,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-07-23 04:21:58,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:58,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-07-23 04:21:58,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:58,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-07-23 04:21:58,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:58,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 04:21:58,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:58,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-23 04:21:58,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:58,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-23 04:21:58,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:58,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-23 04:21:58,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:58,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-23 04:21:58,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:58,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-23 04:21:58,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:58,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-23 04:21:58,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:58,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-07-23 04:21:58,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:58,529 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-23 04:21:58,529 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 04:21:58,529 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1150114508] [2022-07-23 04:21:58,529 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1150114508] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 04:21:58,530 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 04:21:58,530 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-23 04:21:58,530 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1305745638] [2022-07-23 04:21:58,530 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 04:21:58,531 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-23 04:21:58,531 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 04:21:58,531 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 04:21:58,532 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-23 04:21:58,532 INFO L87 Difference]: Start difference. First operand 1393 states and 1811 transitions. Second operand has 6 states, 6 states have (on average 9.0) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-07-23 04:22:00,564 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 [] [2022-07-23 04:22:02,764 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 04:22:13,645 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 04:22:13,645 INFO L93 Difference]: Finished difference Result 1653 states and 2199 transitions. [2022-07-23 04:22:13,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-23 04:22:13,646 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 94 [2022-07-23 04:22:13,646 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 04:22:13,655 INFO L225 Difference]: With dead ends: 1653 [2022-07-23 04:22:13,655 INFO L226 Difference]: Without dead ends: 1651 [2022-07-23 04:22:13,656 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-07-23 04:22:13,657 INFO L413 NwaCegarLoop]: 1719 mSDtfsCounter, 3499 mSDsluCounter, 741 mSDsCounter, 0 mSdLazyCounter, 2456 mSolverCounterSat, 1705 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3603 SdHoareTripleChecker+Valid, 2460 SdHoareTripleChecker+Invalid, 4163 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1705 IncrementalHoareTripleChecker+Valid, 2456 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.7s IncrementalHoareTripleChecker+Time [2022-07-23 04:22:13,657 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3603 Valid, 2460 Invalid, 4163 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1705 Valid, 2456 Invalid, 2 Unknown, 0 Unchecked, 14.7s Time] [2022-07-23 04:22:13,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1651 states. [2022-07-23 04:22:13,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1651 to 1391. [2022-07-23 04:22:13,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1391 states, 978 states have (on average 1.2198364008179958) internal successors, (1193), 1016 states have internal predecessors, (1193), 309 states have call successors, (309), 84 states have call predecessors, (309), 83 states have return successors, (307), 305 states have call predecessors, (307), 307 states have call successors, (307) [2022-07-23 04:22:13,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1391 states to 1391 states and 1809 transitions. [2022-07-23 04:22:13,750 INFO L78 Accepts]: Start accepts. Automaton has 1391 states and 1809 transitions. Word has length 94 [2022-07-23 04:22:13,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 04:22:13,750 INFO L495 AbstractCegarLoop]: Abstraction has 1391 states and 1809 transitions. [2022-07-23 04:22:13,751 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-07-23 04:22:13,751 INFO L276 IsEmpty]: Start isEmpty. Operand 1391 states and 1809 transitions. [2022-07-23 04:22:13,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-07-23 04:22:13,752 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 04:22:13,752 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 04:22:13,752 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-07-23 04:22:13,753 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-07-23 04:22:13,753 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 04:22:13,753 INFO L85 PathProgramCache]: Analyzing trace with hash -700697365, now seen corresponding path program 1 times [2022-07-23 04:22:13,753 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 04:22:13,753 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1681434172] [2022-07-23 04:22:13,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 04:22:13,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 04:22:13,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:14,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 04:22:14,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:14,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-23 04:22:14,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:14,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-23 04:22:14,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:14,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-07-23 04:22:14,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:14,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-07-23 04:22:14,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:14,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-07-23 04:22:14,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:14,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 04:22:14,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:14,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-23 04:22:14,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:14,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-23 04:22:14,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:14,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-23 04:22:14,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:14,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-23 04:22:14,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:14,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-23 04:22:14,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:14,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-23 04:22:14,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:14,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-07-23 04:22:14,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:14,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-07-23 04:22:14,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:14,218 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-23 04:22:14,219 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 04:22:14,219 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1681434172] [2022-07-23 04:22:14,219 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1681434172] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 04:22:14,219 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 04:22:14,219 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-23 04:22:14,220 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [383177979] [2022-07-23 04:22:14,220 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 04:22:14,220 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-23 04:22:14,220 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 04:22:14,221 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 04:22:14,221 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-23 04:22:14,221 INFO L87 Difference]: Start difference. First operand 1391 states and 1809 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, (16), 4 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-07-23 04:22:16,253 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 [] [2022-07-23 04:22:18,306 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 04:22:28,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 04:22:28,906 INFO L93 Difference]: Finished difference Result 1651 states and 2197 transitions. [2022-07-23 04:22:28,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-23 04:22:28,907 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, (16), 4 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 100 [2022-07-23 04:22:28,907 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 04:22:28,912 INFO L225 Difference]: With dead ends: 1651 [2022-07-23 04:22:28,912 INFO L226 Difference]: Without dead ends: 1649 [2022-07-23 04:22:28,913 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-07-23 04:22:28,913 INFO L413 NwaCegarLoop]: 1753 mSDtfsCounter, 3443 mSDsluCounter, 741 mSDsCounter, 0 mSdLazyCounter, 2490 mSolverCounterSat, 1672 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3546 SdHoareTripleChecker+Valid, 2494 SdHoareTripleChecker+Invalid, 4164 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1672 IncrementalHoareTripleChecker+Valid, 2490 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.2s IncrementalHoareTripleChecker+Time [2022-07-23 04:22:28,914 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3546 Valid, 2494 Invalid, 4164 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1672 Valid, 2490 Invalid, 2 Unknown, 0 Unchecked, 14.2s Time] [2022-07-23 04:22:28,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1649 states. [2022-07-23 04:22:28,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1649 to 1389. [2022-07-23 04:22:28,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1389 states, 977 states have (on average 1.2190378710337768) internal successors, (1191), 1014 states have internal predecessors, (1191), 309 states have call successors, (309), 84 states have call predecessors, (309), 83 states have return successors, (307), 305 states have call predecessors, (307), 307 states have call successors, (307) [2022-07-23 04:22:28,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1389 states to 1389 states and 1807 transitions. [2022-07-23 04:22:28,984 INFO L78 Accepts]: Start accepts. Automaton has 1389 states and 1807 transitions. Word has length 100 [2022-07-23 04:22:28,984 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 04:22:28,984 INFO L495 AbstractCegarLoop]: Abstraction has 1389 states and 1807 transitions. [2022-07-23 04:22:28,985 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, (16), 4 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-07-23 04:22:28,985 INFO L276 IsEmpty]: Start isEmpty. Operand 1389 states and 1807 transitions. [2022-07-23 04:22:28,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-07-23 04:22:28,988 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 04:22:28,988 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 04:22:28,988 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-07-23 04:22:28,988 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-07-23 04:22:28,989 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 04:22:28,989 INFO L85 PathProgramCache]: Analyzing trace with hash -1141859929, now seen corresponding path program 1 times [2022-07-23 04:22:28,989 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 04:22:28,989 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1565890439] [2022-07-23 04:22:28,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 04:22:28,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 04:22:29,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:29,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 04:22:29,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:29,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-23 04:22:29,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:29,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-23 04:22:29,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:29,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-07-23 04:22:29,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:29,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-07-23 04:22:29,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:29,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-07-23 04:22:29,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:29,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 04:22:29,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:29,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-23 04:22:29,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:29,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-23 04:22:29,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:29,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-23 04:22:29,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:29,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-23 04:22:29,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:29,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-23 04:22:29,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:29,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-23 04:22:29,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:29,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-07-23 04:22:29,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:29,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-07-23 04:22:29,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:29,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-07-23 04:22:29,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:29,449 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-23 04:22:29,449 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 04:22:29,450 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1565890439] [2022-07-23 04:22:29,450 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1565890439] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 04:22:29,450 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 04:22:29,450 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-23 04:22:29,450 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1393182151] [2022-07-23 04:22:29,450 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 04:22:29,451 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-23 04:22:29,451 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 04:22:29,451 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 04:22:29,452 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-23 04:22:29,452 INFO L87 Difference]: Start difference. First operand 1389 states and 1807 transitions. Second operand has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-07-23 04:22:31,484 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 [] [2022-07-23 04:22:33,604 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 04:22:44,203 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 04:22:44,203 INFO L93 Difference]: Finished difference Result 1649 states and 2195 transitions. [2022-07-23 04:22:44,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-23 04:22:44,204 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 106 [2022-07-23 04:22:44,204 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 04:22:44,210 INFO L225 Difference]: With dead ends: 1649 [2022-07-23 04:22:44,210 INFO L226 Difference]: Without dead ends: 1647 [2022-07-23 04:22:44,211 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-07-23 04:22:44,211 INFO L413 NwaCegarLoop]: 1648 mSDtfsCounter, 3607 mSDsluCounter, 741 mSDsCounter, 0 mSdLazyCounter, 2381 mSolverCounterSat, 1732 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3709 SdHoareTripleChecker+Valid, 2389 SdHoareTripleChecker+Invalid, 4115 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1732 IncrementalHoareTripleChecker+Valid, 2381 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.3s IncrementalHoareTripleChecker+Time [2022-07-23 04:22:44,212 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3709 Valid, 2389 Invalid, 4115 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1732 Valid, 2381 Invalid, 2 Unknown, 0 Unchecked, 14.3s Time] [2022-07-23 04:22:44,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1647 states. [2022-07-23 04:22:44,275 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1647 to 1387. [2022-07-23 04:22:44,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1387 states, 976 states have (on average 1.2182377049180328) internal successors, (1189), 1012 states have internal predecessors, (1189), 309 states have call successors, (309), 84 states have call predecessors, (309), 83 states have return successors, (307), 305 states have call predecessors, (307), 307 states have call successors, (307) [2022-07-23 04:22:44,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1387 states to 1387 states and 1805 transitions. [2022-07-23 04:22:44,283 INFO L78 Accepts]: Start accepts. Automaton has 1387 states and 1805 transitions. Word has length 106 [2022-07-23 04:22:44,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 04:22:44,284 INFO L495 AbstractCegarLoop]: Abstraction has 1387 states and 1805 transitions. [2022-07-23 04:22:44,284 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-07-23 04:22:44,284 INFO L276 IsEmpty]: Start isEmpty. Operand 1387 states and 1805 transitions. [2022-07-23 04:22:44,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-07-23 04:22:44,285 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 04:22:44,286 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 04:22:44,286 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-07-23 04:22:44,286 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-07-23 04:22:44,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 04:22:44,286 INFO L85 PathProgramCache]: Analyzing trace with hash 186850867, now seen corresponding path program 1 times [2022-07-23 04:22:44,287 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 04:22:44,287 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [126575014] [2022-07-23 04:22:44,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 04:22:44,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 04:22:44,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:44,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 04:22:44,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:44,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-23 04:22:44,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:44,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-23 04:22:44,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:44,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-07-23 04:22:44,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:44,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 04:22:44,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:44,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 04:22:44,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:44,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-23 04:22:44,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:44,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-07-23 04:22:44,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:44,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 04:22:44,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:44,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 04:22:44,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:44,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-23 04:22:44,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:44,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-07-23 04:22:44,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:44,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-07-23 04:22:44,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:44,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2022-07-23 04:22:44,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:44,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-23 04:22:44,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:45,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-07-23 04:22:45,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:45,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 04:22:45,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:45,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-23 04:22:45,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:22:45,037 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2022-07-23 04:22:45,037 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 04:22:45,038 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [126575014] [2022-07-23 04:22:45,038 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [126575014] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 04:22:45,038 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 04:22:45,038 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-23 04:22:45,038 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1223140396] [2022-07-23 04:22:45,038 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 04:22:45,039 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-23 04:22:45,039 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 04:22:45,040 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-23 04:22:45,040 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-07-23 04:22:45,040 INFO L87 Difference]: Start difference. First operand 1387 states and 1805 transitions. Second operand has 7 states, 7 states have (on average 7.571428571428571) internal successors, (53), 4 states have internal predecessors, (53), 3 states have call successors, (15), 5 states have call predecessors, (15), 3 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2022-07-23 04:22:47,088 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 04:22:49,145 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 04:23:10,268 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 04:23:10,269 INFO L93 Difference]: Finished difference Result 4305 states and 5786 transitions. [2022-07-23 04:23:10,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-07-23 04:23:10,270 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.571428571428571) internal successors, (53), 4 states have internal predecessors, (53), 3 states have call successors, (15), 5 states have call predecessors, (15), 3 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) Word has length 116 [2022-07-23 04:23:10,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 04:23:10,286 INFO L225 Difference]: With dead ends: 4305 [2022-07-23 04:23:10,286 INFO L226 Difference]: Without dead ends: 2937 [2022-07-23 04:23:10,292 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=72, Invalid=138, Unknown=0, NotChecked=0, Total=210 [2022-07-23 04:23:10,292 INFO L413 NwaCegarLoop]: 1808 mSDtfsCounter, 5590 mSDsluCounter, 844 mSDsCounter, 0 mSdLazyCounter, 4362 mSolverCounterSat, 3254 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5726 SdHoareTripleChecker+Valid, 2652 SdHoareTripleChecker+Invalid, 7618 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3254 IncrementalHoareTripleChecker+Valid, 4362 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.0s IncrementalHoareTripleChecker+Time [2022-07-23 04:23:10,293 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5726 Valid, 2652 Invalid, 7618 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3254 Valid, 4362 Invalid, 2 Unknown, 0 Unchecked, 24.0s Time] [2022-07-23 04:23:10,296 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2937 states. [2022-07-23 04:23:10,484 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2937 to 2776. [2022-07-23 04:23:10,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2776 states, 1994 states have (on average 1.2256770310932799) internal successors, (2444), 2050 states have internal predecessors, (2444), 617 states have call successors, (617), 145 states have call predecessors, (617), 146 states have return successors, (662), 611 states have call predecessors, (662), 615 states have call successors, (662) [2022-07-23 04:23:10,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2776 states to 2776 states and 3723 transitions. [2022-07-23 04:23:10,501 INFO L78 Accepts]: Start accepts. Automaton has 2776 states and 3723 transitions. Word has length 116 [2022-07-23 04:23:10,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 04:23:10,502 INFO L495 AbstractCegarLoop]: Abstraction has 2776 states and 3723 transitions. [2022-07-23 04:23:10,502 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.571428571428571) internal successors, (53), 4 states have internal predecessors, (53), 3 states have call successors, (15), 5 states have call predecessors, (15), 3 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2022-07-23 04:23:10,502 INFO L276 IsEmpty]: Start isEmpty. Operand 2776 states and 3723 transitions. [2022-07-23 04:23:10,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2022-07-23 04:23:10,504 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 04:23:10,504 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] [2022-07-23 04:23:10,504 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-07-23 04:23:10,504 INFO L420 AbstractCegarLoop]: === Iteration 10 === 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 25 more)] === [2022-07-23 04:23:10,505 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 04:23:10,505 INFO L85 PathProgramCache]: Analyzing trace with hash -2110597494, now seen corresponding path program 1 times [2022-07-23 04:23:10,505 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 04:23:10,505 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2097782559] [2022-07-23 04:23:10,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 04:23:10,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 04:23:10,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:10,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 04:23:10,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:10,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-23 04:23:10,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:10,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-23 04:23:10,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:10,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-07-23 04:23:10,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:10,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-07-23 04:23:10,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:10,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-07-23 04:23:10,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:10,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 04:23:10,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:10,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-23 04:23:10,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:10,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-23 04:23:10,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:10,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-23 04:23:10,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:10,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-23 04:23:10,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:10,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-23 04:23:10,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:10,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-23 04:23:10,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:10,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-07-23 04:23:10,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:10,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-07-23 04:23:10,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:10,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-07-23 04:23:10,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:10,948 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-23 04:23:10,949 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 04:23:10,949 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2097782559] [2022-07-23 04:23:10,949 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2097782559] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 04:23:10,949 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 04:23:10,949 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-23 04:23:10,950 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [571018356] [2022-07-23 04:23:10,950 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 04:23:10,950 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-23 04:23:10,951 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 04:23:10,951 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 04:23:10,951 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-23 04:23:10,951 INFO L87 Difference]: Start difference. First operand 2776 states and 3723 transitions. Second operand has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-07-23 04:23:12,983 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 [] [2022-07-23 04:23:14,998 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 [] [2022-07-23 04:23:27,252 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 04:23:27,252 INFO L93 Difference]: Finished difference Result 2776 states and 3723 transitions. [2022-07-23 04:23:27,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-23 04:23:27,252 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 108 [2022-07-23 04:23:27,253 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 04:23:27,265 INFO L225 Difference]: With dead ends: 2776 [2022-07-23 04:23:27,265 INFO L226 Difference]: Without dead ends: 2774 [2022-07-23 04:23:27,266 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-07-23 04:23:27,267 INFO L413 NwaCegarLoop]: 1868 mSDtfsCounter, 3231 mSDsluCounter, 741 mSDsCounter, 0 mSdLazyCounter, 2605 mSolverCounterSat, 1612 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3333 SdHoareTripleChecker+Valid, 2609 SdHoareTripleChecker+Invalid, 4219 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1612 IncrementalHoareTripleChecker+Valid, 2605 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.7s IncrementalHoareTripleChecker+Time [2022-07-23 04:23:27,267 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3333 Valid, 2609 Invalid, 4219 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1612 Valid, 2605 Invalid, 2 Unknown, 0 Unchecked, 15.7s Time] [2022-07-23 04:23:27,270 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2774 states. [2022-07-23 04:23:27,451 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2774 to 2774. [2022-07-23 04:23:27,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2774 states, 1993 states have (on average 1.2252885097842448) internal successors, (2442), 2048 states have internal predecessors, (2442), 617 states have call successors, (617), 145 states have call predecessors, (617), 146 states have return successors, (662), 611 states have call predecessors, (662), 615 states have call successors, (662) [2022-07-23 04:23:27,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2774 states to 2774 states and 3721 transitions. [2022-07-23 04:23:27,474 INFO L78 Accepts]: Start accepts. Automaton has 2774 states and 3721 transitions. Word has length 108 [2022-07-23 04:23:27,474 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 04:23:27,474 INFO L495 AbstractCegarLoop]: Abstraction has 2774 states and 3721 transitions. [2022-07-23 04:23:27,475 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-07-23 04:23:27,475 INFO L276 IsEmpty]: Start isEmpty. Operand 2774 states and 3721 transitions. [2022-07-23 04:23:27,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2022-07-23 04:23:27,477 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 04:23:27,477 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 04:23:27,477 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-07-23 04:23:27,478 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-07-23 04:23:27,478 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 04:23:27,478 INFO L85 PathProgramCache]: Analyzing trace with hash 305742498, now seen corresponding path program 1 times [2022-07-23 04:23:27,478 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 04:23:27,479 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [602222746] [2022-07-23 04:23:27,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 04:23:27,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 04:23:27,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:27,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 04:23:27,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:27,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-23 04:23:27,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:27,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-23 04:23:27,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:27,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-07-23 04:23:27,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:27,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 04:23:27,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:27,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 04:23:27,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:27,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-23 04:23:27,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:27,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-07-23 04:23:27,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:27,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 04:23:27,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:27,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 04:23:27,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:27,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-23 04:23:27,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:27,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-07-23 04:23:27,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:27,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-07-23 04:23:27,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:27,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2022-07-23 04:23:27,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:28,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-23 04:23:28,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:28,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-07-23 04:23:28,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:28,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 04:23:28,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:28,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-23 04:23:28,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:28,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-23 04:23:28,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:28,319 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-07-23 04:23:28,319 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 04:23:28,319 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [602222746] [2022-07-23 04:23:28,319 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [602222746] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-23 04:23:28,320 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1272348249] [2022-07-23 04:23:28,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 04:23:28,320 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-23 04:23:28,320 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 04:23:28,322 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-23 04:23:28,323 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-07-23 04:23:29,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:29,427 INFO L263 TraceCheckSpWp]: Trace formula consists of 2559 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-23 04:23:29,437 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 04:23:29,851 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2022-07-23 04:23:29,851 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-23 04:23:29,851 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1272348249] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 04:23:29,851 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-23 04:23:29,851 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [10] total 11 [2022-07-23 04:23:29,851 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [747983891] [2022-07-23 04:23:29,851 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 04:23:29,852 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-23 04:23:29,852 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 04:23:29,852 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-23 04:23:29,852 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2022-07-23 04:23:29,853 INFO L87 Difference]: Start difference. First operand 2774 states and 3721 transitions. Second operand has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-07-23 04:23:30,100 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 04:23:30,100 INFO L93 Difference]: Finished difference Result 5525 states and 7410 transitions. [2022-07-23 04:23:30,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-23 04:23:30,101 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 122 [2022-07-23 04:23:30,103 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 04:23:30,121 INFO L225 Difference]: With dead ends: 5525 [2022-07-23 04:23:30,121 INFO L226 Difference]: Without dead ends: 2770 [2022-07-23 04:23:30,135 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 156 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2022-07-23 04:23:30,136 INFO L413 NwaCegarLoop]: 1797 mSDtfsCounter, 1756 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1756 SdHoareTripleChecker+Valid, 1797 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-23 04:23:30,136 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1756 Valid, 1797 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-23 04:23:30,139 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2770 states. [2022-07-23 04:23:30,401 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2770 to 2770. [2022-07-23 04:23:30,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2770 states, 1990 states have (on average 1.2246231155778895) internal successors, (2437), 2044 states have internal predecessors, (2437), 617 states have call successors, (617), 145 states have call predecessors, (617), 146 states have return successors, (662), 611 states have call predecessors, (662), 615 states have call successors, (662) [2022-07-23 04:23:30,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2770 states to 2770 states and 3716 transitions. [2022-07-23 04:23:30,417 INFO L78 Accepts]: Start accepts. Automaton has 2770 states and 3716 transitions. Word has length 122 [2022-07-23 04:23:30,417 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 04:23:30,418 INFO L495 AbstractCegarLoop]: Abstraction has 2770 states and 3716 transitions. [2022-07-23 04:23:30,418 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-07-23 04:23:30,418 INFO L276 IsEmpty]: Start isEmpty. Operand 2770 states and 3716 transitions. [2022-07-23 04:23:30,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2022-07-23 04:23:30,419 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 04:23:30,420 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 04:23:30,457 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-07-23 04:23:30,639 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2022-07-23 04:23:30,639 INFO L420 AbstractCegarLoop]: === Iteration 12 === 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 25 more)] === [2022-07-23 04:23:30,639 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 04:23:30,639 INFO L85 PathProgramCache]: Analyzing trace with hash 412782822, now seen corresponding path program 1 times [2022-07-23 04:23:30,639 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 04:23:30,639 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [428331333] [2022-07-23 04:23:30,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 04:23:30,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 04:23:30,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:30,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 04:23:30,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:30,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-23 04:23:30,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:30,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-23 04:23:30,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:30,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-07-23 04:23:30,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:30,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-07-23 04:23:30,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:30,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-07-23 04:23:30,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:31,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 04:23:31,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:31,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-23 04:23:31,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:31,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-23 04:23:31,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:31,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-23 04:23:31,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:31,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-23 04:23:31,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:31,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-23 04:23:31,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:31,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-23 04:23:31,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:31,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-07-23 04:23:31,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:31,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-07-23 04:23:31,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:31,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-07-23 04:23:31,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:31,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-23 04:23:31,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:31,065 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-23 04:23:31,066 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 04:23:31,066 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [428331333] [2022-07-23 04:23:31,066 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [428331333] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 04:23:31,066 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 04:23:31,066 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-23 04:23:31,066 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [590461668] [2022-07-23 04:23:31,066 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 04:23:31,067 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-23 04:23:31,067 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 04:23:31,068 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 04:23:31,068 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-23 04:23:31,068 INFO L87 Difference]: Start difference. First operand 2770 states and 3716 transitions. Second operand has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-07-23 04:23:33,098 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 [] [2022-07-23 04:23:35,163 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 04:23:46,893 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 04:23:46,893 INFO L93 Difference]: Finished difference Result 2770 states and 3716 transitions. [2022-07-23 04:23:46,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-23 04:23:46,894 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 114 [2022-07-23 04:23:46,894 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 04:23:46,909 INFO L225 Difference]: With dead ends: 2770 [2022-07-23 04:23:46,909 INFO L226 Difference]: Without dead ends: 2768 [2022-07-23 04:23:46,912 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-07-23 04:23:46,913 INFO L413 NwaCegarLoop]: 1861 mSDtfsCounter, 3222 mSDsluCounter, 727 mSDsCounter, 0 mSdLazyCounter, 2602 mSolverCounterSat, 1612 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3323 SdHoareTripleChecker+Valid, 2588 SdHoareTripleChecker+Invalid, 4216 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1612 IncrementalHoareTripleChecker+Valid, 2602 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.2s IncrementalHoareTripleChecker+Time [2022-07-23 04:23:46,916 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3323 Valid, 2588 Invalid, 4216 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1612 Valid, 2602 Invalid, 2 Unknown, 0 Unchecked, 15.2s Time] [2022-07-23 04:23:46,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2768 states. [2022-07-23 04:23:47,191 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2768 to 2768. [2022-07-23 04:23:47,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2768 states, 1989 states have (on average 1.2242332830568126) internal successors, (2435), 2042 states have internal predecessors, (2435), 617 states have call successors, (617), 145 states have call predecessors, (617), 146 states have return successors, (662), 611 states have call predecessors, (662), 615 states have call successors, (662) [2022-07-23 04:23:47,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2768 states to 2768 states and 3714 transitions. [2022-07-23 04:23:47,206 INFO L78 Accepts]: Start accepts. Automaton has 2768 states and 3714 transitions. Word has length 114 [2022-07-23 04:23:47,207 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 04:23:47,207 INFO L495 AbstractCegarLoop]: Abstraction has 2768 states and 3714 transitions. [2022-07-23 04:23:47,207 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-07-23 04:23:47,207 INFO L276 IsEmpty]: Start isEmpty. Operand 2768 states and 3714 transitions. [2022-07-23 04:23:47,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2022-07-23 04:23:47,209 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 04:23:47,209 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 04:23:47,209 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-07-23 04:23:47,209 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_linux_kernel_rcu_update_lock_bh_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 25 more)] === [2022-07-23 04:23:47,210 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 04:23:47,210 INFO L85 PathProgramCache]: Analyzing trace with hash 99295502, now seen corresponding path program 1 times [2022-07-23 04:23:47,210 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 04:23:47,210 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2066176324] [2022-07-23 04:23:47,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 04:23:47,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 04:23:47,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:47,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 04:23:47,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:47,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-23 04:23:47,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:47,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-23 04:23:47,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:47,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-07-23 04:23:47,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:47,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-07-23 04:23:47,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:47,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-07-23 04:23:47,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:47,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 04:23:47,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:47,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-23 04:23:47,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:47,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-23 04:23:47,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:47,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-23 04:23:47,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:47,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-23 04:23:47,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:47,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-23 04:23:47,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:47,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-23 04:23:47,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:47,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-07-23 04:23:47,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:47,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-07-23 04:23:47,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:47,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-07-23 04:23:47,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:47,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-23 04:23:47,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:47,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-07-23 04:23:47,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:23:47,692 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-23 04:23:47,692 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 04:23:47,692 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2066176324] [2022-07-23 04:23:47,692 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2066176324] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 04:23:47,692 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 04:23:47,692 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-23 04:23:47,693 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2039070387] [2022-07-23 04:23:47,693 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 04:23:47,693 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-23 04:23:47,693 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 04:23:47,694 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 04:23:47,694 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-23 04:23:47,694 INFO L87 Difference]: Start difference. First operand 2768 states and 3714 transitions. Second operand has 6 states, 6 states have (on average 12.0) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (19), 4 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-07-23 04:23:49,725 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 [] [2022-07-23 04:23:51,853 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 04:24:03,040 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 04:24:03,041 INFO L93 Difference]: Finished difference Result 2768 states and 3714 transitions. [2022-07-23 04:24:03,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-23 04:24:03,041 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.0) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (19), 4 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 120 [2022-07-23 04:24:03,041 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 04:24:03,055 INFO L225 Difference]: With dead ends: 2768 [2022-07-23 04:24:03,056 INFO L226 Difference]: Without dead ends: 2766 [2022-07-23 04:24:03,058 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-07-23 04:24:03,059 INFO L413 NwaCegarLoop]: 1859 mSDtfsCounter, 3216 mSDsluCounter, 727 mSDsCounter, 0 mSdLazyCounter, 2600 mSolverCounterSat, 1612 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3316 SdHoareTripleChecker+Valid, 2586 SdHoareTripleChecker+Invalid, 4214 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1612 IncrementalHoareTripleChecker+Valid, 2600 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.8s IncrementalHoareTripleChecker+Time [2022-07-23 04:24:03,059 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3316 Valid, 2586 Invalid, 4214 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1612 Valid, 2600 Invalid, 2 Unknown, 0 Unchecked, 14.8s Time] [2022-07-23 04:24:03,062 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2766 states. [2022-07-23 04:24:03,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2766 to 2766. [2022-07-23 04:24:03,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2766 states, 1988 states have (on average 1.2238430583501005) internal successors, (2433), 2040 states have internal predecessors, (2433), 617 states have call successors, (617), 145 states have call predecessors, (617), 146 states have return successors, (662), 611 states have call predecessors, (662), 615 states have call successors, (662) [2022-07-23 04:24:03,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2766 states to 2766 states and 3712 transitions. [2022-07-23 04:24:03,371 INFO L78 Accepts]: Start accepts. Automaton has 2766 states and 3712 transitions. Word has length 120 [2022-07-23 04:24:03,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 04:24:03,371 INFO L495 AbstractCegarLoop]: Abstraction has 2766 states and 3712 transitions. [2022-07-23 04:24:03,372 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.0) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (19), 4 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-07-23 04:24:03,372 INFO L276 IsEmpty]: Start isEmpty. Operand 2766 states and 3712 transitions. [2022-07-23 04:24:03,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-07-23 04:24:03,373 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 04:24:03,374 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 04:24:03,374 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-07-23 04:24:03,374 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_linux_kernel_rcu_update_lock_sched_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 25 more)] === [2022-07-23 04:24:03,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 04:24:03,375 INFO L85 PathProgramCache]: Analyzing trace with hash 924858769, now seen corresponding path program 1 times [2022-07-23 04:24:03,375 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 04:24:03,375 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [861699363] [2022-07-23 04:24:03,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 04:24:03,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 04:24:03,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:03,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 04:24:03,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:03,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-23 04:24:03,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:03,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-23 04:24:03,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:03,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-07-23 04:24:03,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:03,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-07-23 04:24:03,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:03,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-07-23 04:24:03,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:03,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 04:24:03,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:03,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-23 04:24:03,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:03,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-23 04:24:03,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:03,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-23 04:24:03,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:03,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-23 04:24:03,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:03,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-23 04:24:03,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:03,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-23 04:24:03,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:03,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-07-23 04:24:03,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:03,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-07-23 04:24:03,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:03,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-07-23 04:24:03,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:03,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-23 04:24:03,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:03,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-07-23 04:24:03,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:03,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-07-23 04:24:03,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:24:03,854 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-23 04:24:03,854 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 04:24:03,854 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [861699363] [2022-07-23 04:24:03,855 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [861699363] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 04:24:03,855 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 04:24:03,855 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-23 04:24:03,855 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [35576350] [2022-07-23 04:24:03,855 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 04:24:03,856 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-23 04:24:03,856 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 04:24:03,856 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 04:24:03,856 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-23 04:24:03,857 INFO L87 Difference]: Start difference. First operand 2766 states and 3712 transitions. Second operand has 6 states, 6 states have (on average 12.666666666666666) internal successors, (76), 4 states have internal predecessors, (76), 2 states have call successors, (20), 4 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-07-23 04:24:05,889 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 [] [2022-07-23 04:24:07,960 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []