./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--atheros--alx--alx.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version eb692b52 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--atheros--alx--alx.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 deb1ab2dfee1720097b2641f46d2c4bfdc556bdc54a3c09b9a590ecca720241b --- Real Ultimate output --- This is Ultimate 0.2.2-?-eb692b5 [2022-07-20 04:03:36,333 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-20 04:03:36,336 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-20 04:03:36,363 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-20 04:03:36,364 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-20 04:03:36,365 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-20 04:03:36,367 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-20 04:03:36,371 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-20 04:03:36,373 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-20 04:03:36,376 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-20 04:03:36,377 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-20 04:03:36,379 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-20 04:03:36,379 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-20 04:03:36,381 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-20 04:03:36,382 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-20 04:03:36,384 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-20 04:03:36,385 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-20 04:03:36,387 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-20 04:03:36,388 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-20 04:03:36,391 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-20 04:03:36,392 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-20 04:03:36,393 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-20 04:03:36,394 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-20 04:03:36,394 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-20 04:03:36,396 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-20 04:03:36,398 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-20 04:03:36,398 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-20 04:03:36,398 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-20 04:03:36,405 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-20 04:03:36,406 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-20 04:03:36,407 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-20 04:03:36,407 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-20 04:03:36,407 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-20 04:03:36,408 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-20 04:03:36,408 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-20 04:03:36,409 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-20 04:03:36,410 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-20 04:03:36,410 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-20 04:03:36,410 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-20 04:03:36,410 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-20 04:03:36,411 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-20 04:03:36,412 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-20 04:03:36,414 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-20 04:03:36,428 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-20 04:03:36,431 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-20 04:03:36,431 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-20 04:03:36,431 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-20 04:03:36,432 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-20 04:03:36,432 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-20 04:03:36,432 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-20 04:03:36,432 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-20 04:03:36,433 INFO L138 SettingsManager]: * Use SBE=true [2022-07-20 04:03:36,433 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-20 04:03:36,434 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-20 04:03:36,434 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-20 04:03:36,434 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-20 04:03:36,434 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-20 04:03:36,434 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-20 04:03:36,434 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-20 04:03:36,434 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-20 04:03:36,435 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-20 04:03:36,435 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-20 04:03:36,436 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-20 04:03:36,436 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-20 04:03:36,436 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-20 04:03:36,437 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-20 04:03:36,437 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-20 04:03:36,437 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-20 04:03:36,437 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-20 04:03:36,437 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-20 04:03:36,437 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-20 04:03:36,437 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-20 04:03:36,437 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-20 04:03:36,438 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> deb1ab2dfee1720097b2641f46d2c4bfdc556bdc54a3c09b9a590ecca720241b [2022-07-20 04:03:36,642 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-20 04:03:36,666 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-20 04:03:36,668 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-20 04:03:36,672 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-20 04:03:36,673 INFO L275 PluginConnector]: CDTParser initialized [2022-07-20 04:03:36,674 INFO L432 ainManager$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--atheros--alx--alx.ko.cil.i [2022-07-20 04:03:36,759 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f65ff3881/024a2e14431a4924a6042d2309c74d13/FLAG6d3f8f42b [2022-07-20 04:03:37,485 INFO L306 CDTParser]: Found 1 translation units. [2022-07-20 04:03:37,486 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--atheros--alx--alx.ko.cil.i [2022-07-20 04:03:37,533 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f65ff3881/024a2e14431a4924a6042d2309c74d13/FLAG6d3f8f42b [2022-07-20 04:03:38,023 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f65ff3881/024a2e14431a4924a6042d2309c74d13 [2022-07-20 04:03:38,025 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-20 04:03:38,026 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-20 04:03:38,027 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-20 04:03:38,027 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-20 04:03:38,029 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-20 04:03:38,030 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 04:03:38" (1/1) ... [2022-07-20 04:03:38,031 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1000fdc1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:03:38, skipping insertion in model container [2022-07-20 04:03:38,031 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 04:03:38" (1/1) ... [2022-07-20 04:03:38,036 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-20 04:03:38,148 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-20 04:03:41,393 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[524188,524201] [2022-07-20 04:03:41,396 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[524333,524346] [2022-07-20 04:03:41,396 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[524479,524492] [2022-07-20 04:03:41,398 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[524644,524657] [2022-07-20 04:03:41,402 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[524802,524815] [2022-07-20 04:03:41,403 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[524960,524973] [2022-07-20 04:03:41,403 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[525118,525131] [2022-07-20 04:03:41,403 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[525278,525291] [2022-07-20 04:03:41,404 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[525437,525450] [2022-07-20 04:03:41,404 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[525576,525589] [2022-07-20 04:03:41,405 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[525718,525731] [2022-07-20 04:03:41,405 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[525867,525880] [2022-07-20 04:03:41,409 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[526006,526019] [2022-07-20 04:03:41,409 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[526161,526174] [2022-07-20 04:03:41,409 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[526321,526334] [2022-07-20 04:03:41,410 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[526472,526485] [2022-07-20 04:03:41,410 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[526623,526636] [2022-07-20 04:03:41,410 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[526775,526788] [2022-07-20 04:03:41,411 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[526924,526937] [2022-07-20 04:03:41,411 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[527072,527085] [2022-07-20 04:03:41,411 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[527229,527242] [2022-07-20 04:03:41,412 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[527378,527391] [2022-07-20 04:03:41,412 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[527534,527547] [2022-07-20 04:03:41,413 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[527687,527700] [2022-07-20 04:03:41,414 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[527833,527846] [2022-07-20 04:03:41,414 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[527976,527989] [2022-07-20 04:03:41,415 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[528128,528141] [2022-07-20 04:03:41,415 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[528274,528287] [2022-07-20 04:03:41,416 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[528419,528432] [2022-07-20 04:03:41,416 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[528573,528586] [2022-07-20 04:03:41,417 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[528724,528737] [2022-07-20 04:03:41,417 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[528879,528892] [2022-07-20 04:03:41,418 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[529031,529044] [2022-07-20 04:03:41,418 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[529186,529199] [2022-07-20 04:03:41,419 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[529350,529363] [2022-07-20 04:03:41,419 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[529506,529519] [2022-07-20 04:03:41,419 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[529670,529683] [2022-07-20 04:03:41,419 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[529812,529825] [2022-07-20 04:03:41,420 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[529970,529983] [2022-07-20 04:03:41,420 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[530137,530150] [2022-07-20 04:03:41,420 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[530296,530309] [2022-07-20 04:03:41,421 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[530455,530468] [2022-07-20 04:03:41,421 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[530604,530617] [2022-07-20 04:03:41,422 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[530751,530764] [2022-07-20 04:03:41,422 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[530890,530903] [2022-07-20 04:03:41,422 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[531053,531066] [2022-07-20 04:03:41,423 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[531219,531232] [2022-07-20 04:03:41,423 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[531383,531396] [2022-07-20 04:03:41,424 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[531548,531561] [2022-07-20 04:03:41,424 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[531713,531726] [2022-07-20 04:03:41,424 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[531879,531892] [2022-07-20 04:03:41,425 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[532044,532057] [2022-07-20 04:03:41,425 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[532211,532224] [2022-07-20 04:03:41,425 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[532371,532384] [2022-07-20 04:03:41,425 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[532533,532546] [2022-07-20 04:03:41,426 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[532692,532705] [2022-07-20 04:03:41,426 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[532838,532851] [2022-07-20 04:03:41,426 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[532981,532994] [2022-07-20 04:03:41,427 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[533125,533138] [2022-07-20 04:03:41,427 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[533268,533281] [2022-07-20 04:03:41,427 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[533412,533425] [2022-07-20 04:03:41,428 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[533553,533566] [2022-07-20 04:03:41,428 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[533691,533704] [2022-07-20 04:03:41,429 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[533849,533862] [2022-07-20 04:03:41,429 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[534008,534021] [2022-07-20 04:03:41,429 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[534164,534177] [2022-07-20 04:03:41,429 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[534313,534326] [2022-07-20 04:03:41,430 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[534465,534478] [2022-07-20 04:03:41,430 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[534616,534629] [2022-07-20 04:03:41,431 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[534765,534778] [2022-07-20 04:03:41,431 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[534917,534930] [2022-07-20 04:03:41,431 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[535065,535078] [2022-07-20 04:03:41,432 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[535218,535231] [2022-07-20 04:03:41,433 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[535369,535382] [2022-07-20 04:03:41,433 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[535519,535532] [2022-07-20 04:03:41,433 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[535666,535679] [2022-07-20 04:03:41,433 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[535817,535830] [2022-07-20 04:03:41,434 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[535968,535981] [2022-07-20 04:03:41,434 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[536116,536129] [2022-07-20 04:03:41,434 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[536282,536295] [2022-07-20 04:03:41,435 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[536451,536464] [2022-07-20 04:03:41,435 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[536618,536631] [2022-07-20 04:03:41,435 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[536786,536799] [2022-07-20 04:03:41,435 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[536936,536949] [2022-07-20 04:03:41,436 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[537083,537096] [2022-07-20 04:03:41,436 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[537244,537257] [2022-07-20 04:03:41,437 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[537414,537427] [2022-07-20 04:03:41,437 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[537576,537589] [2022-07-20 04:03:41,457 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-20 04:03:41,544 INFO L203 MainTranslator]: Completed pre-run [2022-07-20 04:03:41,876 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: de.uni_freiburg.informatik.ultimate.boogie.typechecker.TypeCheckException: Type check failed for C: phy_val = (unsigned int )phy_val & 65027U [15483] at de.uni_freiburg.informatik.ultimate.boogie.TypeErrorReporter.report(TypeErrorReporter.java:52) at de.uni_freiburg.informatik.ultimate.boogie.typechecker.TypeCheckHelper.typeCheckBinaryExpression(TypeCheckHelper.java:207) at de.uni_freiburg.informatik.ultimate.boogie.ExpressionFactory.constructBinaryExpression(ExpressionFactory.java:597) at de.uni_freiburg.informatik.ultimate.boogie.ExpressionFactory.newBinaryExpression(ExpressionFactory.java:132) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitabsTranslation.abstractAssign(BitabsTranslation.java:483) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.abstractAssginWithBitwiseOp(IntegerTranslation.java:973) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:737) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1397) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:326) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1627) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:332) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1650) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:332) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1627) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:332) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1627) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:332) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1470) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:289) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2361) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:601) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:270) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.performMainRun(MainTranslator.java:244) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:206) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-07-20 04:03:41,891 INFO L158 Benchmark]: Toolchain (without parser) took 3863.75ms. Allocated memory was 100.7MB in the beginning and 237.0MB in the end (delta: 136.3MB). Free memory was 54.3MB in the beginning and 148.3MB in the end (delta: -94.0MB). Peak memory consumption was 90.0MB. Max. memory is 16.1GB. [2022-07-20 04:03:41,891 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 100.7MB. Free memory is still 58.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-20 04:03:41,891 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3862.19ms. Allocated memory was 100.7MB in the beginning and 237.0MB in the end (delta: 136.3MB). Free memory was 54.1MB in the beginning and 148.3MB in the end (delta: -94.2MB). Peak memory consumption was 90.0MB. Max. memory is 16.1GB. [2022-07-20 04:03:41,892 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 100.7MB. Free memory is still 58.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3862.19ms. Allocated memory was 100.7MB in the beginning and 237.0MB in the end (delta: 136.3MB). Free memory was 54.1MB in the beginning and 148.3MB in the end (delta: -94.2MB). Peak memory consumption was 90.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: TypeCheckException: Type check failed for C: phy_val = (unsigned int )phy_val & 65027U [15483] de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: TypeCheckException: Type check failed for C: phy_val = (unsigned int )phy_val & 65027U [15483]: de.uni_freiburg.informatik.ultimate.boogie.TypeErrorReporter.report(TypeErrorReporter.java:52) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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--atheros--alx--alx.ko.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.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 deb1ab2dfee1720097b2641f46d2c4bfdc556bdc54a3c09b9a590ecca720241b --- Real Ultimate output --- This is Ultimate 0.2.2-?-eb692b5 [2022-07-20 04:03:43,541 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-20 04:03:43,542 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-20 04:03:43,572 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-20 04:03:43,572 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-20 04:03:43,574 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-20 04:03:43,578 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-20 04:03:43,581 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-20 04:03:43,583 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-20 04:03:43,587 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-20 04:03:43,589 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-20 04:03:43,590 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-20 04:03:43,591 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-20 04:03:43,592 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-20 04:03:43,594 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-20 04:03:43,598 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-20 04:03:43,598 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-20 04:03:43,600 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-20 04:03:43,603 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-20 04:03:43,606 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-20 04:03:43,607 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-20 04:03:43,608 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-20 04:03:43,610 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-20 04:03:43,610 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-20 04:03:43,611 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-20 04:03:43,615 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-20 04:03:43,615 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-20 04:03:43,615 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-20 04:03:43,616 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-20 04:03:43,616 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-20 04:03:43,617 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-20 04:03:43,617 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-20 04:03:43,620 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-20 04:03:43,620 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-20 04:03:43,621 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-20 04:03:43,622 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-20 04:03:43,622 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-20 04:03:43,623 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-20 04:03:43,623 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-20 04:03:43,623 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-20 04:03:43,624 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-20 04:03:43,625 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-20 04:03:43,625 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-07-20 04:03:43,656 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-20 04:03:43,656 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-20 04:03:43,657 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-20 04:03:43,657 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-20 04:03:43,657 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-20 04:03:43,658 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-20 04:03:43,658 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-20 04:03:43,658 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-20 04:03:43,659 INFO L138 SettingsManager]: * Use SBE=true [2022-07-20 04:03:43,659 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-20 04:03:43,660 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-20 04:03:43,660 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-20 04:03:43,660 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-20 04:03:43,660 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-20 04:03:43,660 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-20 04:03:43,660 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-20 04:03:43,660 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-20 04:03:43,661 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-20 04:03:43,661 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-20 04:03:43,661 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-20 04:03:43,661 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-20 04:03:43,661 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-20 04:03:43,661 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-20 04:03:43,662 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-20 04:03:43,662 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-20 04:03:43,662 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-20 04:03:43,662 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-20 04:03:43,662 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-20 04:03:43,662 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-20 04:03:43,662 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-20 04:03:43,663 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-20 04:03:43,663 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-20 04:03:43,663 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-20 04:03:43,663 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> deb1ab2dfee1720097b2641f46d2c4bfdc556bdc54a3c09b9a590ecca720241b [2022-07-20 04:03:43,927 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-20 04:03:43,944 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-20 04:03:43,945 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-20 04:03:43,946 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-20 04:03:43,946 INFO L275 PluginConnector]: CDTParser initialized [2022-07-20 04:03:43,947 INFO L432 ainManager$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--atheros--alx--alx.ko.cil.i [2022-07-20 04:03:44,010 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c97f6cb7/6f8225a025b04f3597d8137f3175a14b/FLAG3c3393ead [2022-07-20 04:03:44,809 INFO L306 CDTParser]: Found 1 translation units. [2022-07-20 04:03:44,809 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--atheros--alx--alx.ko.cil.i [2022-07-20 04:03:44,855 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c97f6cb7/6f8225a025b04f3597d8137f3175a14b/FLAG3c3393ead [2022-07-20 04:03:45,350 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c97f6cb7/6f8225a025b04f3597d8137f3175a14b [2022-07-20 04:03:45,352 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-20 04:03:45,353 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-20 04:03:45,354 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-20 04:03:45,354 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-20 04:03:45,356 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-20 04:03:45,357 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 04:03:45" (1/1) ... [2022-07-20 04:03:45,357 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bf7eb5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:03:45, skipping insertion in model container [2022-07-20 04:03:45,358 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 04:03:45" (1/1) ... [2022-07-20 04:03:45,373 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-20 04:03:45,493 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-20 04:03:51,078 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[524188,524201] [2022-07-20 04:03:51,081 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[524333,524346] [2022-07-20 04:03:51,081 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[524479,524492] [2022-07-20 04:03:51,082 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[524644,524657] [2022-07-20 04:03:51,082 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[524802,524815] [2022-07-20 04:03:51,083 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[524960,524973] [2022-07-20 04:03:51,083 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[525118,525131] [2022-07-20 04:03:51,085 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[525278,525291] [2022-07-20 04:03:51,085 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[525437,525450] [2022-07-20 04:03:51,088 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[525576,525589] [2022-07-20 04:03:51,089 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[525718,525731] [2022-07-20 04:03:51,090 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[525867,525880] [2022-07-20 04:03:51,098 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[526006,526019] [2022-07-20 04:03:51,099 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[526161,526174] [2022-07-20 04:03:51,099 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[526321,526334] [2022-07-20 04:03:51,101 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[526472,526485] [2022-07-20 04:03:51,101 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[526623,526636] [2022-07-20 04:03:51,101 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[526775,526788] [2022-07-20 04:03:51,102 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[526924,526937] [2022-07-20 04:03:51,103 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[527072,527085] [2022-07-20 04:03:51,104 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[527229,527242] [2022-07-20 04:03:51,104 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[527378,527391] [2022-07-20 04:03:51,104 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[527534,527547] [2022-07-20 04:03:51,105 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[527687,527700] [2022-07-20 04:03:51,105 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[527833,527846] [2022-07-20 04:03:51,105 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[527976,527989] [2022-07-20 04:03:51,106 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[528128,528141] [2022-07-20 04:03:51,106 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[528274,528287] [2022-07-20 04:03:51,107 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[528419,528432] [2022-07-20 04:03:51,108 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[528573,528586] [2022-07-20 04:03:51,108 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[528724,528737] [2022-07-20 04:03:51,110 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[528879,528892] [2022-07-20 04:03:51,110 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[529031,529044] [2022-07-20 04:03:51,110 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[529186,529199] [2022-07-20 04:03:51,111 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[529350,529363] [2022-07-20 04:03:51,111 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[529506,529519] [2022-07-20 04:03:51,111 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[529670,529683] [2022-07-20 04:03:51,112 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[529812,529825] [2022-07-20 04:03:51,112 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[529970,529983] [2022-07-20 04:03:51,112 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[530137,530150] [2022-07-20 04:03:51,113 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[530296,530309] [2022-07-20 04:03:51,113 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[530455,530468] [2022-07-20 04:03:51,113 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[530604,530617] [2022-07-20 04:03:51,114 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[530751,530764] [2022-07-20 04:03:51,114 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[530890,530903] [2022-07-20 04:03:51,114 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[531053,531066] [2022-07-20 04:03:51,114 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[531219,531232] [2022-07-20 04:03:51,116 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[531383,531396] [2022-07-20 04:03:51,116 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[531548,531561] [2022-07-20 04:03:51,116 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[531713,531726] [2022-07-20 04:03:51,116 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[531879,531892] [2022-07-20 04:03:51,117 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[532044,532057] [2022-07-20 04:03:51,117 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[532211,532224] [2022-07-20 04:03:51,117 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[532371,532384] [2022-07-20 04:03:51,118 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[532533,532546] [2022-07-20 04:03:51,118 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[532692,532705] [2022-07-20 04:03:51,118 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[532838,532851] [2022-07-20 04:03:51,118 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[532981,532994] [2022-07-20 04:03:51,119 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[533125,533138] [2022-07-20 04:03:51,119 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[533268,533281] [2022-07-20 04:03:51,120 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[533412,533425] [2022-07-20 04:03:51,120 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[533553,533566] [2022-07-20 04:03:51,120 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[533691,533704] [2022-07-20 04:03:51,121 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[533849,533862] [2022-07-20 04:03:51,121 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[534008,534021] [2022-07-20 04:03:51,121 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[534164,534177] [2022-07-20 04:03:51,121 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[534313,534326] [2022-07-20 04:03:51,122 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[534465,534478] [2022-07-20 04:03:51,123 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[534616,534629] [2022-07-20 04:03:51,123 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[534765,534778] [2022-07-20 04:03:51,124 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[534917,534930] [2022-07-20 04:03:51,124 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[535065,535078] [2022-07-20 04:03:51,125 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[535218,535231] [2022-07-20 04:03:51,126 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--atheros--alx--alx.ko.cil.i[535369,535382] [2022-07-20 04:03:51,127 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[535519,535532] [2022-07-20 04:03:51,127 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[535666,535679] [2022-07-20 04:03:51,127 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[535817,535830] [2022-07-20 04:03:51,128 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[535968,535981] [2022-07-20 04:03:51,128 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[536116,536129] [2022-07-20 04:03:51,128 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[536282,536295] [2022-07-20 04:03:51,129 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[536451,536464] [2022-07-20 04:03:51,129 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[536618,536631] [2022-07-20 04:03:51,129 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[536786,536799] [2022-07-20 04:03:51,129 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[536936,536949] [2022-07-20 04:03:51,130 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[537083,537096] [2022-07-20 04:03:51,130 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[537244,537257] [2022-07-20 04:03:51,130 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[537414,537427] [2022-07-20 04:03:51,131 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[537576,537589] [2022-07-20 04:03:51,153 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-20 04:03:51,208 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-07-20 04:03:51,283 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-20 04:03:51,595 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--atheros--alx--alx.ko.cil.i[524188,524201] [2022-07-20 04:03:51,596 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--atheros--alx--alx.ko.cil.i[524333,524346] [2022-07-20 04:03:51,596 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--atheros--alx--alx.ko.cil.i[524479,524492] [2022-07-20 04:03:51,596 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--atheros--alx--alx.ko.cil.i[524644,524657] [2022-07-20 04:03:51,597 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--atheros--alx--alx.ko.cil.i[524802,524815] [2022-07-20 04:03:51,597 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--atheros--alx--alx.ko.cil.i[524960,524973] [2022-07-20 04:03:51,597 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--atheros--alx--alx.ko.cil.i[525118,525131] [2022-07-20 04:03:51,597 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--atheros--alx--alx.ko.cil.i[525278,525291] [2022-07-20 04:03:51,598 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[525437,525450] [2022-07-20 04:03:51,598 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[525576,525589] [2022-07-20 04:03:51,598 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[525718,525731] [2022-07-20 04:03:51,599 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[525867,525880] [2022-07-20 04:03:51,599 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[526006,526019] [2022-07-20 04:03:51,599 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[526161,526174] [2022-07-20 04:03:51,599 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[526321,526334] [2022-07-20 04:03:51,600 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[526472,526485] [2022-07-20 04:03:51,600 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[526623,526636] [2022-07-20 04:03:51,600 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[526775,526788] [2022-07-20 04:03:51,600 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[526924,526937] [2022-07-20 04:03:51,601 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[527072,527085] [2022-07-20 04:03:51,601 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[527229,527242] [2022-07-20 04:03:51,601 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[527378,527391] [2022-07-20 04:03:51,602 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[527534,527547] [2022-07-20 04:03:51,602 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[527687,527700] [2022-07-20 04:03:51,602 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[527833,527846] [2022-07-20 04:03:51,602 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[527976,527989] [2022-07-20 04:03:51,603 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--atheros--alx--alx.ko.cil.i[528128,528141] [2022-07-20 04:03:51,603 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--atheros--alx--alx.ko.cil.i[528274,528287] [2022-07-20 04:03:51,603 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--atheros--alx--alx.ko.cil.i[528419,528432] [2022-07-20 04:03:51,603 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--atheros--alx--alx.ko.cil.i[528573,528586] [2022-07-20 04:03:51,604 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--atheros--alx--alx.ko.cil.i[528724,528737] [2022-07-20 04:03:51,604 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--atheros--alx--alx.ko.cil.i[528879,528892] [2022-07-20 04:03:51,604 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--atheros--alx--alx.ko.cil.i[529031,529044] [2022-07-20 04:03:51,605 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--atheros--alx--alx.ko.cil.i[529186,529199] [2022-07-20 04:03:51,605 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--atheros--alx--alx.ko.cil.i[529350,529363] [2022-07-20 04:03:51,605 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--atheros--alx--alx.ko.cil.i[529506,529519] [2022-07-20 04:03:51,605 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--atheros--alx--alx.ko.cil.i[529670,529683] [2022-07-20 04:03:51,606 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--atheros--alx--alx.ko.cil.i[529812,529825] [2022-07-20 04:03:51,606 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--atheros--alx--alx.ko.cil.i[529970,529983] [2022-07-20 04:03:51,606 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--atheros--alx--alx.ko.cil.i[530137,530150] [2022-07-20 04:03:51,606 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--atheros--alx--alx.ko.cil.i[530296,530309] [2022-07-20 04:03:51,607 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--atheros--alx--alx.ko.cil.i[530455,530468] [2022-07-20 04:03:51,607 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--atheros--alx--alx.ko.cil.i[530604,530617] [2022-07-20 04:03:51,607 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--atheros--alx--alx.ko.cil.i[530751,530764] [2022-07-20 04:03:51,608 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[530890,530903] [2022-07-20 04:03:51,608 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[531053,531066] [2022-07-20 04:03:51,608 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[531219,531232] [2022-07-20 04:03:51,608 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[531383,531396] [2022-07-20 04:03:51,609 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[531548,531561] [2022-07-20 04:03:51,609 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[531713,531726] [2022-07-20 04:03:51,609 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[531879,531892] [2022-07-20 04:03:51,609 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[532044,532057] [2022-07-20 04:03:51,610 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--atheros--alx--alx.ko.cil.i[532211,532224] [2022-07-20 04:03:51,610 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--atheros--alx--alx.ko.cil.i[532371,532384] [2022-07-20 04:03:51,610 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--atheros--alx--alx.ko.cil.i[532533,532546] [2022-07-20 04:03:51,610 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--atheros--alx--alx.ko.cil.i[532692,532705] [2022-07-20 04:03:51,611 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--atheros--alx--alx.ko.cil.i[532838,532851] [2022-07-20 04:03:51,611 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--atheros--alx--alx.ko.cil.i[532981,532994] [2022-07-20 04:03:51,611 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--atheros--alx--alx.ko.cil.i[533125,533138] [2022-07-20 04:03:51,612 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--atheros--alx--alx.ko.cil.i[533268,533281] [2022-07-20 04:03:51,612 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--atheros--alx--alx.ko.cil.i[533412,533425] [2022-07-20 04:03:51,612 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--atheros--alx--alx.ko.cil.i[533553,533566] [2022-07-20 04:03:51,612 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--atheros--alx--alx.ko.cil.i[533691,533704] [2022-07-20 04:03:51,613 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--atheros--alx--alx.ko.cil.i[533849,533862] [2022-07-20 04:03:51,613 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--atheros--alx--alx.ko.cil.i[534008,534021] [2022-07-20 04:03:51,613 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--atheros--alx--alx.ko.cil.i[534164,534177] [2022-07-20 04:03:51,613 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--atheros--alx--alx.ko.cil.i[534313,534326] [2022-07-20 04:03:51,614 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[534465,534478] [2022-07-20 04:03:51,614 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[534616,534629] [2022-07-20 04:03:51,614 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[534765,534778] [2022-07-20 04:03:51,615 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[534917,534930] [2022-07-20 04:03:51,615 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[535065,535078] [2022-07-20 04:03:51,615 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[535218,535231] [2022-07-20 04:03:51,615 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[535369,535382] [2022-07-20 04:03:51,616 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[535519,535532] [2022-07-20 04:03:51,616 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[535666,535679] [2022-07-20 04:03:51,616 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[535817,535830] [2022-07-20 04:03:51,616 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[535968,535981] [2022-07-20 04:03:51,617 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[536116,536129] [2022-07-20 04:03:51,617 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[536282,536295] [2022-07-20 04:03:51,617 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[536451,536464] [2022-07-20 04:03:51,617 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[536618,536631] [2022-07-20 04:03:51,618 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[536786,536799] [2022-07-20 04:03:51,618 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[536936,536949] [2022-07-20 04:03:51,618 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[537083,537096] [2022-07-20 04:03:51,618 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[537244,537257] [2022-07-20 04:03:51,619 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[537414,537427] [2022-07-20 04:03:51,619 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[537576,537589] [2022-07-20 04:03:51,622 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-20 04:03:51,644 INFO L203 MainTranslator]: Completed pre-run [2022-07-20 04:03:52,091 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[524188,524201] [2022-07-20 04:03:52,091 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[524333,524346] [2022-07-20 04:03:52,092 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[524479,524492] [2022-07-20 04:03:52,092 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[524644,524657] [2022-07-20 04:03:52,092 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[524802,524815] [2022-07-20 04:03:52,092 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[524960,524973] [2022-07-20 04:03:52,093 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[525118,525131] [2022-07-20 04:03:52,093 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[525278,525291] [2022-07-20 04:03:52,093 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[525437,525450] [2022-07-20 04:03:52,094 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[525576,525589] [2022-07-20 04:03:52,094 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[525718,525731] [2022-07-20 04:03:52,094 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[525867,525880] [2022-07-20 04:03:52,094 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[526006,526019] [2022-07-20 04:03:52,095 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[526161,526174] [2022-07-20 04:03:52,095 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[526321,526334] [2022-07-20 04:03:52,095 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[526472,526485] [2022-07-20 04:03:52,095 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[526623,526636] [2022-07-20 04:03:52,096 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[526775,526788] [2022-07-20 04:03:52,096 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[526924,526937] [2022-07-20 04:03:52,096 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[527072,527085] [2022-07-20 04:03:52,096 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[527229,527242] [2022-07-20 04:03:52,097 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[527378,527391] [2022-07-20 04:03:52,097 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[527534,527547] [2022-07-20 04:03:52,097 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[527687,527700] [2022-07-20 04:03:52,097 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[527833,527846] [2022-07-20 04:03:52,098 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[527976,527989] [2022-07-20 04:03:52,099 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[528128,528141] [2022-07-20 04:03:52,101 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[528274,528287] [2022-07-20 04:03:52,101 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[528419,528432] [2022-07-20 04:03:52,101 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[528573,528586] [2022-07-20 04:03:52,101 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[528724,528737] [2022-07-20 04:03:52,102 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[528879,528892] [2022-07-20 04:03:52,102 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[529031,529044] [2022-07-20 04:03:52,102 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[529186,529199] [2022-07-20 04:03:52,102 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[529350,529363] [2022-07-20 04:03:52,103 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[529506,529519] [2022-07-20 04:03:52,103 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[529670,529683] [2022-07-20 04:03:52,103 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[529812,529825] [2022-07-20 04:03:52,103 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[529970,529983] [2022-07-20 04:03:52,103 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[530137,530150] [2022-07-20 04:03:52,104 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[530296,530309] [2022-07-20 04:03:52,104 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[530455,530468] [2022-07-20 04:03:52,106 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[530604,530617] [2022-07-20 04:03:52,106 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[530751,530764] [2022-07-20 04:03:52,106 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[530890,530903] [2022-07-20 04:03:52,106 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[531053,531066] [2022-07-20 04:03:52,107 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[531219,531232] [2022-07-20 04:03:52,107 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[531383,531396] [2022-07-20 04:03:52,107 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[531548,531561] [2022-07-20 04:03:52,107 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[531713,531726] [2022-07-20 04:03:52,108 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[531879,531892] [2022-07-20 04:03:52,108 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[532044,532057] [2022-07-20 04:03:52,108 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[532211,532224] [2022-07-20 04:03:52,109 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[532371,532384] [2022-07-20 04:03:52,109 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[532533,532546] [2022-07-20 04:03:52,109 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[532692,532705] [2022-07-20 04:03:52,109 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[532838,532851] [2022-07-20 04:03:52,110 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[532981,532994] [2022-07-20 04:03:52,110 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[533125,533138] [2022-07-20 04:03:52,110 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[533268,533281] [2022-07-20 04:03:52,110 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[533412,533425] [2022-07-20 04:03:52,111 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[533553,533566] [2022-07-20 04:03:52,111 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[533691,533704] [2022-07-20 04:03:52,112 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[533849,533862] [2022-07-20 04:03:52,113 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[534008,534021] [2022-07-20 04:03:52,113 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[534164,534177] [2022-07-20 04:03:52,113 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[534313,534326] [2022-07-20 04:03:52,113 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[534465,534478] [2022-07-20 04:03:52,114 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[534616,534629] [2022-07-20 04:03:52,114 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[534765,534778] [2022-07-20 04:03:52,114 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[534917,534930] [2022-07-20 04:03:52,114 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[535065,535078] [2022-07-20 04:03:52,115 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[535218,535231] [2022-07-20 04:03:52,115 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[535369,535382] [2022-07-20 04:03:52,115 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[535519,535532] [2022-07-20 04:03:52,116 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[535666,535679] [2022-07-20 04:03:52,116 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[535817,535830] [2022-07-20 04:03:52,116 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[535968,535981] [2022-07-20 04:03:52,116 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[536116,536129] [2022-07-20 04:03:52,117 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation 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--atheros--alx--alx.ko.cil.i[536282,536295] [2022-07-20 04:03:52,120 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[536451,536464] [2022-07-20 04:03:52,121 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[536618,536631] [2022-07-20 04:03:52,121 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[536786,536799] [2022-07-20 04:03:52,122 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[536936,536949] [2022-07-20 04:03:52,122 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[537083,537096] [2022-07-20 04:03:52,122 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[537244,537257] [2022-07-20 04:03:52,122 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[537414,537427] [2022-07-20 04:03:52,122 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i[537576,537589] [2022-07-20 04:03:52,127 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-20 04:03:52,444 INFO L208 MainTranslator]: Completed translation [2022-07-20 04:03:52,445 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:03:52 WrapperNode [2022-07-20 04:03:52,445 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-20 04:03:52,446 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-20 04:03:52,446 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-20 04:03:52,446 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-20 04:03:52,450 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:03:52" (1/1) ... [2022-07-20 04:03:52,557 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:03:52" (1/1) ... [2022-07-20 04:03:52,712 INFO L137 Inliner]: procedures = 891, calls = 4554, calls flagged for inlining = 420, calls inlined = 325, statements flattened = 7916 [2022-07-20 04:03:52,713 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-20 04:03:52,713 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-20 04:03:52,713 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-20 04:03:52,714 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-20 04:03:52,720 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:03:52" (1/1) ... [2022-07-20 04:03:52,721 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:03:52" (1/1) ... [2022-07-20 04:03:52,749 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:03:52" (1/1) ... [2022-07-20 04:03:52,750 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:03:52" (1/1) ... [2022-07-20 04:03:52,899 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:03:52" (1/1) ... [2022-07-20 04:03:52,916 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:03:52" (1/1) ... [2022-07-20 04:03:52,954 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:03:52" (1/1) ... [2022-07-20 04:03:52,995 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-20 04:03:52,995 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-20 04:03:52,996 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-20 04:03:52,996 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-20 04:03:52,996 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:03:52" (1/1) ... [2022-07-20 04:03:53,001 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-20 04:03:53,008 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-20 04:03:53,029 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) [2022-07-20 04:03:53,045 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 [2022-07-20 04:03:53,055 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_122 [2022-07-20 04:03:53,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_122 [2022-07-20 04:03:53,056 INFO L130 BoogieDeclarations]: Found specification of procedure alx_free_txbuf [2022-07-20 04:03:53,056 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_free_txbuf [2022-07-20 04:03:53,056 INFO L130 BoogieDeclarations]: Found specification of procedure dump_stack [2022-07-20 04:03:53,056 INFO L138 BoogieDeclarations]: Found implementation of procedure dump_stack [2022-07-20 04:03:53,056 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-07-20 04:03:53,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-07-20 04:03:53,056 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_142 [2022-07-20 04:03:53,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_142 [2022-07-20 04:03:53,057 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-07-20 04:03:53,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-07-20 04:03:53,057 INFO L130 BoogieDeclarations]: Found specification of procedure alx_wait_reg [2022-07-20 04:03:53,057 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_wait_reg [2022-07-20 04:03:53,057 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-07-20 04:03:53,057 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-07-20 04:03:53,057 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-07-20 04:03:53,057 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-07-20 04:03:53,058 INFO L130 BoogieDeclarations]: Found specification of procedure alx_pci_error_resume [2022-07-20 04:03:53,058 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_pci_error_resume [2022-07-20 04:03:53,058 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_net_rtnetlink__double_lock [2022-07-20 04:03:53,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_net_rtnetlink__double_lock [2022-07-20 04:03:53,058 INFO L130 BoogieDeclarations]: Found specification of procedure alx_write_mem16 [2022-07-20 04:03:53,058 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_write_mem16 [2022-07-20 04:03:53,058 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-07-20 04:03:53,058 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-07-20 04:03:53,059 INFO L130 BoogieDeclarations]: Found specification of procedure alx_activate [2022-07-20 04:03:53,059 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_activate [2022-07-20 04:03:53,059 INFO L130 BoogieDeclarations]: Found specification of procedure alx_remove [2022-07-20 04:03:53,059 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_remove [2022-07-20 04:03:53,059 INFO L130 BoogieDeclarations]: Found specification of procedure alx_intr_msi [2022-07-20 04:03:53,059 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_intr_msi [2022-07-20 04:03:53,059 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2022-07-20 04:03:53,059 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2022-07-20 04:03:53,059 INFO L130 BoogieDeclarations]: Found specification of procedure alx_write_phy_reg [2022-07-20 04:03:53,060 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_write_phy_reg [2022-07-20 04:03:53,060 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2022-07-20 04:03:53,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2022-07-20 04:03:53,060 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-07-20 04:03:53,060 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-07-20 04:03:53,060 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-07-20 04:03:53,060 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-07-20 04:03:53,060 INFO L130 BoogieDeclarations]: Found specification of procedure alx_resume [2022-07-20 04:03:53,060 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_resume [2022-07-20 04:03:53,060 INFO L130 BoogieDeclarations]: Found specification of procedure alx_schedule_link_check [2022-07-20 04:03:53,061 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_schedule_link_check [2022-07-20 04:03:53,061 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-07-20 04:03:53,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-07-20 04:03:53,061 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-07-20 04:03:53,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-07-20 04:03:53,061 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~C_ULONG~X~C_INT~X~$Pointer$~TO~~dma_addr_t~0 [2022-07-20 04:03:53,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~C_ULONG~X~C_INT~X~$Pointer$~TO~~dma_addr_t~0 [2022-07-20 04:03:53,061 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2022-07-20 04:03:53,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2022-07-20 04:03:53,062 INFO L130 BoogieDeclarations]: Found specification of procedure __alx_open [2022-07-20 04:03:53,062 INFO L138 BoogieDeclarations]: Found implementation of procedure __alx_open [2022-07-20 04:03:53,062 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-07-20 04:03:53,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-07-20 04:03:53,062 INFO L130 BoogieDeclarations]: Found specification of procedure alx_write_mem32 [2022-07-20 04:03:53,062 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_write_mem32 [2022-07-20 04:03:53,062 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-07-20 04:03:53,062 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-07-20 04:03:53,062 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-07-20 04:03:53,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-07-20 04:03:53,063 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_check_return_value_probe [2022-07-20 04:03:53,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_check_return_value_probe [2022-07-20 04:03:53,063 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-20 04:03:53,063 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2022-07-20 04:03:53,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2022-07-20 04:03:53,063 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_check_return_value_probe [2022-07-20 04:03:53,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_check_return_value_probe [2022-07-20 04:03:53,063 INFO L130 BoogieDeclarations]: Found specification of procedure __bitrev8 [2022-07-20 04:03:53,064 INFO L138 BoogieDeclarations]: Found implementation of procedure __bitrev8 [2022-07-20 04:03:53,064 INFO L130 BoogieDeclarations]: Found specification of procedure alx_netif_stop [2022-07-20 04:03:53,064 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_netif_stop [2022-07-20 04:03:53,064 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-20 04:03:53,064 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-07-20 04:03:53,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-07-20 04:03:53,064 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-07-20 04:03:53,064 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-07-20 04:03:53,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-20 04:03:53,065 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-07-20 04:03:53,065 INFO L130 BoogieDeclarations]: Found specification of procedure alx_reset_pcie [2022-07-20 04:03:53,065 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_reset_pcie [2022-07-20 04:03:53,065 INFO L130 BoogieDeclarations]: Found specification of procedure alx_schedule_reset [2022-07-20 04:03:53,065 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_schedule_reset [2022-07-20 04:03:53,065 INFO L130 BoogieDeclarations]: Found specification of procedure alx_intr_legacy [2022-07-20 04:03:53,065 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_intr_legacy [2022-07-20 04:03:53,065 INFO L130 BoogieDeclarations]: Found specification of procedure alx_refill_rx_ring [2022-07-20 04:03:53,065 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_refill_rx_ring [2022-07-20 04:03:53,066 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-07-20 04:03:53,066 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-07-20 04:03:53,066 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_irq_lock_of_alx_priv [2022-07-20 04:03:53,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_irq_lock_of_alx_priv [2022-07-20 04:03:53,066 INFO L130 BoogieDeclarations]: Found specification of procedure alx_set_macaddr [2022-07-20 04:03:53,066 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_set_macaddr [2022-07-20 04:03:53,066 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-07-20 04:03:53,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-07-20 04:03:53,066 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_selected_regions [2022-07-20 04:03:53,067 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_selected_regions [2022-07-20 04:03:53,067 INFO L130 BoogieDeclarations]: Found specification of procedure alx_speed_to_ethadv [2022-07-20 04:03:53,067 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_speed_to_ethadv [2022-07-20 04:03:53,067 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-07-20 04:03:53,067 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-07-20 04:03:53,067 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-20 04:03:53,067 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-20 04:03:53,067 INFO L130 BoogieDeclarations]: Found specification of procedure pci_select_bars [2022-07-20 04:03:53,067 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_select_bars [2022-07-20 04:03:53,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-20 04:03:53,068 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-07-20 04:03:53,068 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-07-20 04:03:53,068 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-07-20 04:03:53,068 INFO L130 BoogieDeclarations]: Found specification of procedure alx_hw_with_cr [2022-07-20 04:03:53,068 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_hw_with_cr [2022-07-20 04:03:53,068 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-07-20 04:03:53,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-07-20 04:03:53,068 INFO L130 BoogieDeclarations]: Found specification of procedure alx_get_supported_speeds [2022-07-20 04:03:53,069 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_get_supported_speeds [2022-07-20 04:03:53,069 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-20 04:03:53,069 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-20 04:03:53,069 INFO L130 BoogieDeclarations]: Found specification of procedure alx_read_macaddr [2022-07-20 04:03:53,069 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_read_macaddr [2022-07-20 04:03:53,069 INFO L130 BoogieDeclarations]: Found specification of procedure alx_read_mem32 [2022-07-20 04:03:53,069 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_read_mem32 [2022-07-20 04:03:53,069 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_io_mem_unmap [2022-07-20 04:03:53,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_io_mem_unmap [2022-07-20 04:03:53,070 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2022-07-20 04:03:53,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2022-07-20 04:03:53,070 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_128 [2022-07-20 04:03:53,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_128 [2022-07-20 04:03:53,070 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2022-07-20 04:03:53,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2022-07-20 04:03:53,070 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2022-07-20 04:03:53,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2022-07-20 04:03:53,070 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2022-07-20 04:03:53,071 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2022-07-20 04:03:53,071 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-20 04:03:53,071 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-07-20 04:03:53,071 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-07-20 04:03:53,071 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2022-07-20 04:03:53,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2022-07-20 04:03:53,071 INFO L130 BoogieDeclarations]: Found specification of procedure alx_free_buffers [2022-07-20 04:03:53,071 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_free_buffers [2022-07-20 04:03:53,071 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-20 04:03:53,072 INFO L130 BoogieDeclarations]: Found specification of procedure alx_intr_handle [2022-07-20 04:03:53,072 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_intr_handle [2022-07-20 04:03:53,072 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2022-07-20 04:03:53,072 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2022-07-20 04:03:53,072 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-07-20 04:03:53,072 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-07-20 04:03:53,072 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-07-20 04:03:53,072 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-07-20 04:03:53,072 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-07-20 04:03:53,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-07-20 04:03:53,073 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-07-20 04:03:53,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-07-20 04:03:53,073 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2022-07-20 04:03:53,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2022-07-20 04:03:53,073 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2022-07-20 04:03:53,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2022-07-20 04:03:53,073 INFO L130 BoogieDeclarations]: Found specification of procedure alx_is_rev_a [2022-07-20 04:03:53,073 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_is_rev_a [2022-07-20 04:03:53,074 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-07-20 04:03:53,074 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-07-20 04:03:53,074 INFO L130 BoogieDeclarations]: Found specification of procedure alx_read_phy_core [2022-07-20 04:03:53,074 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_read_phy_core [2022-07-20 04:03:53,074 INFO L130 BoogieDeclarations]: Found specification of procedure alx_write_phy_ext [2022-07-20 04:03:53,074 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_write_phy_ext [2022-07-20 04:03:53,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-07-20 04:03:53,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-07-20 04:03:53,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-07-20 04:03:53,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-07-20 04:03:53,075 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-20 04:03:53,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-20 04:03:53,075 INFO L130 BoogieDeclarations]: Found specification of procedure alx_post_phy_link [2022-07-20 04:03:53,075 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_post_phy_link [2022-07-20 04:03:53,075 INFO L130 BoogieDeclarations]: Found specification of procedure __alx_stop [2022-07-20 04:03:53,075 INFO L138 BoogieDeclarations]: Found implementation of procedure __alx_stop [2022-07-20 04:03:53,075 INFO L130 BoogieDeclarations]: Found specification of procedure alx_set_rx_mode [2022-07-20 04:03:53,075 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_set_rx_mode [2022-07-20 04:03:53,075 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2022-07-20 04:03:53,076 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2022-07-20 04:03:53,076 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_121 [2022-07-20 04:03:53,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_121 [2022-07-20 04:03:53,076 INFO L130 BoogieDeclarations]: Found specification of procedure alx_configure [2022-07-20 04:03:53,076 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_configure [2022-07-20 04:03:53,076 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_past_rtnl_unlock [2022-07-20 04:03:53,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_past_rtnl_unlock [2022-07-20 04:03:53,076 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2022-07-20 04:03:53,076 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2022-07-20 04:03:53,076 INFO L130 BoogieDeclarations]: Found specification of procedure alx_reset_mac [2022-07-20 04:03:53,077 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_reset_mac [2022-07-20 04:03:53,077 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_141 [2022-07-20 04:03:53,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_141 [2022-07-20 04:03:53,077 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2022-07-20 04:03:53,077 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2022-07-20 04:03:53,077 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2022-07-20 04:03:53,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2022-07-20 04:03:53,077 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-07-20 04:03:53,077 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-07-20 04:03:53,078 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-20 04:03:53,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-20 04:03:53,078 INFO L130 BoogieDeclarations]: Found specification of procedure alx_halt [2022-07-20 04:03:53,078 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_halt [2022-07-20 04:03:53,078 INFO L130 BoogieDeclarations]: Found specification of procedure alx_suspend [2022-07-20 04:03:53,078 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_suspend [2022-07-20 04:03:53,078 INFO L130 BoogieDeclarations]: Found specification of procedure __alx_read_phy_reg [2022-07-20 04:03:53,078 INFO L138 BoogieDeclarations]: Found implementation of procedure __alx_read_phy_reg [2022-07-20 04:03:53,078 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2022-07-20 04:03:53,078 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2022-07-20 04:03:53,079 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2022-07-20 04:03:53,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2022-07-20 04:03:53,079 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2022-07-20 04:03:53,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2022-07-20 04:03:53,079 INFO L130 BoogieDeclarations]: Found specification of procedure alx_tx_timeout [2022-07-20 04:03:53,079 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_tx_timeout [2022-07-20 04:03:53,079 INFO L130 BoogieDeclarations]: Found specification of procedure alx_irq_enable [2022-07-20 04:03:53,079 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_irq_enable [2022-07-20 04:03:53,079 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-07-20 04:03:53,080 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-07-20 04:03:53,080 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~C_INT~structend~~TO~C_INT [2022-07-20 04:03:53,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~C_INT~structend~~TO~C_INT [2022-07-20 04:03:53,080 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_past_rtnl_lock [2022-07-20 04:03:53,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_past_rtnl_lock [2022-07-20 04:03:53,080 INFO L130 BoogieDeclarations]: Found specification of procedure alx_irq_disable [2022-07-20 04:03:53,080 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_irq_disable [2022-07-20 04:03:53,080 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-07-20 04:03:53,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-07-20 04:03:53,080 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-07-20 04:03:53,081 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-07-20 04:03:53,081 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-07-20 04:03:53,081 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-07-20 04:03:53,081 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-20 04:03:53,081 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-20 04:03:53,081 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2022-07-20 04:03:53,081 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2022-07-20 04:03:53,081 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_irq_lock_of_alx_priv [2022-07-20 04:03:53,081 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_irq_lock_of_alx_priv [2022-07-20 04:03:53,082 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2022-07-20 04:03:53,082 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2022-07-20 04:03:53,082 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-20 04:03:53,082 INFO L130 BoogieDeclarations]: Found specification of procedure alx_post_write [2022-07-20 04:03:53,082 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_post_write [2022-07-20 04:03:53,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-07-20 04:03:53,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-07-20 04:03:53,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-07-20 04:03:53,082 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2022-07-20 04:03:53,083 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2022-07-20 04:03:53,083 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_unaligned_access_size [2022-07-20 04:03:53,083 INFO L130 BoogieDeclarations]: Found specification of procedure alx_read_phy_ext [2022-07-20 04:03:53,083 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_read_phy_ext [2022-07-20 04:03:53,083 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-07-20 04:03:53,083 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-07-20 04:03:53,083 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_rtnl_is_locked [2022-07-20 04:03:53,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_rtnl_is_locked [2022-07-20 04:03:53,083 INFO L130 BoogieDeclarations]: Found specification of procedure ethadv_to_hw_cfg [2022-07-20 04:03:53,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ethadv_to_hw_cfg [2022-07-20 04:03:53,084 INFO L130 BoogieDeclarations]: Found specification of procedure alx_stop [2022-07-20 04:03:53,084 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_stop [2022-07-20 04:03:53,084 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-07-20 04:03:53,084 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-07-20 04:03:53,084 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2022-07-20 04:03:53,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2022-07-20 04:03:53,084 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-07-20 04:03:53,084 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-07-20 04:03:53,084 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-07-20 04:03:53,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-07-20 04:03:53,085 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-20 04:03:53,085 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-20 04:03:53,085 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2022-07-20 04:03:53,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2022-07-20 04:03:53,085 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-07-20 04:03:53,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-07-20 04:03:53,085 INFO L130 BoogieDeclarations]: Found specification of procedure alx_write_phy_core [2022-07-20 04:03:53,085 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_write_phy_core [2022-07-20 04:03:53,085 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-07-20 04:03:53,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-07-20 04:03:53,086 INFO L130 BoogieDeclarations]: Found specification of procedure alx_update_hw_stats [2022-07-20 04:03:53,086 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_update_hw_stats [2022-07-20 04:03:53,086 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_interrupt_instance_1 [2022-07-20 04:03:53,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_interrupt_instance_1 [2022-07-20 04:03:53,086 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2022-07-20 04:03:53,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2022-07-20 04:03:53,086 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_interrupt_instance_0 [2022-07-20 04:03:53,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_interrupt_instance_0 [2022-07-20 04:03:53,087 INFO L130 BoogieDeclarations]: Found specification of procedure alx_read_phy_dbg [2022-07-20 04:03:53,087 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_read_phy_dbg [2022-07-20 04:03:53,087 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2022-07-20 04:03:53,087 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2022-07-20 04:03:53,087 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-07-20 04:03:53,087 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-07-20 04:03:53,087 INFO L130 BoogieDeclarations]: Found specification of procedure alx_hw_giga [2022-07-20 04:03:53,087 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_hw_giga [2022-07-20 04:03:53,087 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-07-20 04:03:53,087 INFO L130 BoogieDeclarations]: Found specification of procedure alx_poll_controller [2022-07-20 04:03:53,088 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_poll_controller [2022-07-20 04:03:53,088 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-07-20 04:03:53,088 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-07-20 04:03:53,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-07-20 04:03:53,088 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-07-20 04:03:53,088 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_INT~X~$Pointer$~TO~C_INT [2022-07-20 04:03:53,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_INT~X~$Pointer$~TO~C_INT [2022-07-20 04:03:53,088 INFO L130 BoogieDeclarations]: Found specification of procedure alx_write_phy_dbg [2022-07-20 04:03:53,088 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_write_phy_dbg [2022-07-20 04:03:53,088 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-07-20 04:03:53,089 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-07-20 04:03:53,089 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-07-20 04:03:53,089 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-07-20 04:03:53,089 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2022-07-20 04:03:53,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2022-07-20 04:03:53,089 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-07-20 04:03:53,089 INFO L130 BoogieDeclarations]: Found specification of procedure alx_free_rings [2022-07-20 04:03:53,089 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_free_rings [2022-07-20 04:03:53,089 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2022-07-20 04:03:53,089 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2022-07-20 04:03:53,090 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-07-20 04:03:53,090 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-07-20 04:03:53,090 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-07-20 04:03:53,090 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-20 04:03:53,090 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-07-20 04:03:53,090 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-20 04:03:53,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-20 04:03:53,090 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_le32 [2022-07-20 04:03:53,090 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_le32 [2022-07-20 04:03:53,090 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-07-20 04:03:53,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-07-20 04:03:53,091 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-07-20 04:03:53,091 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-07-20 04:03:53,091 INFO L130 BoogieDeclarations]: Found specification of procedure alx_open [2022-07-20 04:03:53,091 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_open [2022-07-20 04:03:53,091 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2022-07-20 04:03:53,091 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2022-07-20 04:03:53,091 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-07-20 04:03:53,091 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-07-20 04:03:53,091 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_le16 [2022-07-20 04:03:53,092 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_le16 [2022-07-20 04:03:53,092 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2022-07-20 04:03:53,092 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2022-07-20 04:03:53,092 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-07-20 04:03:53,092 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-07-20 04:03:53,092 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-07-20 04:03:53,092 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-07-20 04:03:53,092 INFO L130 BoogieDeclarations]: Found specification of procedure alx_reinit_rings [2022-07-20 04:03:53,092 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_reinit_rings [2022-07-20 04:03:53,092 INFO L130 BoogieDeclarations]: Found specification of procedure alx_read_phy_reg [2022-07-20 04:03:53,093 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_read_phy_reg [2022-07-20 04:03:53,093 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2022-07-20 04:03:53,093 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2022-07-20 04:03:53,093 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-07-20 04:03:53,093 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-07-20 04:03:53,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-07-20 04:03:53,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-07-20 04:03:53,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-07-20 04:03:53,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-07-20 04:03:53,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-20 04:03:53,094 INFO L130 BoogieDeclarations]: Found specification of procedure alx_wait_mdio_idle [2022-07-20 04:03:53,094 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_wait_mdio_idle [2022-07-20 04:03:53,094 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2022-07-20 04:03:53,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2022-07-20 04:03:53,094 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2022-07-20 04:03:53,094 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2022-07-20 04:03:53,094 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2022-07-20 04:03:53,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2022-07-20 04:03:53,094 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2022-07-20 04:03:53,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2022-07-20 04:03:53,095 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-07-20 04:03:53,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-07-20 04:03:53,095 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-07-20 04:03:53,095 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-07-20 04:03:53,095 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-07-20 04:03:53,095 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-07-20 04:03:53,095 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-07-20 04:03:53,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-07-20 04:03:53,095 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-20 04:03:53,095 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-20 04:03:53,096 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2022-07-20 04:03:53,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2022-07-20 04:03:53,096 INFO L130 BoogieDeclarations]: Found specification of procedure __bitrev16 [2022-07-20 04:03:53,096 INFO L138 BoogieDeclarations]: Found implementation of procedure __bitrev16 [2022-07-20 04:03:53,096 INFO L130 BoogieDeclarations]: Found specification of procedure alx_reinit [2022-07-20 04:03:53,096 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_reinit [2022-07-20 04:03:53,097 INFO L130 BoogieDeclarations]: Found specification of procedure alx_tpd_avail [2022-07-20 04:03:53,097 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_tpd_avail [2022-07-20 04:03:53,097 INFO L130 BoogieDeclarations]: Found specification of procedure alx_setup_speed_duplex [2022-07-20 04:03:53,097 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_setup_speed_duplex [2022-07-20 04:03:53,097 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2022-07-20 04:03:53,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2022-07-20 04:03:53,097 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-07-20 04:03:53,097 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-07-20 04:03:53,097 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2022-07-20 04:03:53,097 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2022-07-20 04:03:53,098 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask_and_coherent [2022-07-20 04:03:53,098 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask_and_coherent [2022-07-20 04:03:53,098 INFO L130 BoogieDeclarations]: Found specification of procedure alx_enable_aspm [2022-07-20 04:03:53,098 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_enable_aspm [2022-07-20 04:03:53,098 INFO L130 BoogieDeclarations]: Found specification of procedure alx_hw_revision [2022-07-20 04:03:53,098 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_hw_revision [2022-07-20 04:03:53,098 INFO L130 BoogieDeclarations]: Found specification of procedure __alx_set_rx_mode [2022-07-20 04:03:53,098 INFO L138 BoogieDeclarations]: Found implementation of procedure __alx_set_rx_mode [2022-07-20 04:03:53,098 INFO L130 BoogieDeclarations]: Found specification of procedure __alx_write_phy_reg [2022-07-20 04:03:53,098 INFO L138 BoogieDeclarations]: Found implementation of procedure __alx_write_phy_reg [2022-07-20 04:03:53,099 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2022-07-20 04:03:53,099 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2022-07-20 04:03:53,099 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-07-20 04:03:53,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-07-20 04:03:53,099 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2022-07-20 04:03:53,099 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2022-07-20 04:03:53,099 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-07-20 04:03:53,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-07-20 04:03:53,099 INFO L130 BoogieDeclarations]: Found specification of procedure dql_avail [2022-07-20 04:03:53,099 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_avail [2022-07-20 04:03:53,100 INFO L130 BoogieDeclarations]: Found specification of procedure alx_reset_phy [2022-07-20 04:03:53,100 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_reset_phy [2022-07-20 04:03:53,100 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-07-20 04:03:53,100 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-07-20 04:03:53,100 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-07-20 04:03:53,100 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-07-20 04:03:53,100 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_le64 [2022-07-20 04:03:53,100 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_le64 [2022-07-20 04:03:54,063 INFO L234 CfgBuilder]: Building ICFG [2022-07-20 04:03:54,071 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-20 04:03:54,176 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-20 04:04:27,467 INFO L275 CfgBuilder]: Performing block encoding [2022-07-20 04:04:27,490 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-20 04:04:27,490 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2022-07-20 04:04:27,494 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 04:04:27 BoogieIcfgContainer [2022-07-20 04:04:27,494 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-20 04:04:27,495 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-20 04:04:27,496 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-20 04:04:27,497 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-20 04:04:27,497 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 04:03:45" (1/3) ... [2022-07-20 04:04:27,498 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1691f7a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 04:04:27, skipping insertion in model container [2022-07-20 04:04:27,498 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:03:52" (2/3) ... [2022-07-20 04:04:27,498 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1691f7a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 04:04:27, skipping insertion in model container [2022-07-20 04:04:27,498 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 04:04:27" (3/3) ... [2022-07-20 04:04:27,499 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--net--ethernet--atheros--alx--alx.ko.cil.i [2022-07-20 04:04:27,509 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-20 04:04:27,510 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 30 error locations. [2022-07-20 04:04:27,583 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-20 04:04:27,587 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@7fd10315, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@77f9ef8f [2022-07-20 04:04:27,587 INFO L358 AbstractCegarLoop]: Starting to check reachability of 30 error locations. [2022-07-20 04:04:27,596 INFO L276 IsEmpty]: Start isEmpty. Operand has 3026 states, 1959 states have (on average 1.2557427258805514) internal successors, (2460), 2047 states have internal predecessors, (2460), 847 states have call successors, (847), 193 states have call predecessors, (847), 192 states have return successors, (840), 824 states have call predecessors, (840), 840 states have call successors, (840) [2022-07-20 04:04:27,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-07-20 04:04:27,602 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 04:04:27,603 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] [2022-07-20 04:04:27,603 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_linux_arch_io_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 28 more)] === [2022-07-20 04:04:27,606 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 04:04:27,606 INFO L85 PathProgramCache]: Analyzing trace with hash -694614232, now seen corresponding path program 1 times [2022-07-20 04:04:27,618 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 04:04:27,618 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1500940095] [2022-07-20 04:04:27,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 04:04:27,619 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 04:04:27,619 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 04:04:27,621 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 04:04:27,653 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-07-20 04:04:29,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:04:29,712 INFO L263 TraceCheckSpWp]: Trace formula consists of 2578 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-20 04:04:29,717 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 04:04:30,175 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-20 04:04:30,175 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 04:04:30,176 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 04:04:30,176 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1500940095] [2022-07-20 04:04:30,176 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1500940095] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 04:04:30,176 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 04:04:30,176 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-20 04:04:30,177 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [663821444] [2022-07-20 04:04:30,178 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 04:04:30,181 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-20 04:04:30,181 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 04:04:30,196 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-20 04:04:30,197 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-20 04:04:30,203 INFO L87 Difference]: Start difference. First operand has 3026 states, 1959 states have (on average 1.2557427258805514) internal successors, (2460), 2047 states have internal predecessors, (2460), 847 states have call successors, (847), 193 states have call predecessors, (847), 192 states have return successors, (840), 824 states have call predecessors, (840), 840 states have call successors, (840) Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 3 states have internal predecessors, (34), 1 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2022-07-20 04:04:30,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 04:04:30,641 INFO L93 Difference]: Finished difference Result 8904 states and 12659 transitions. [2022-07-20 04:04:30,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-20 04:04:30,644 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 3 states have internal predecessors, (34), 1 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 64 [2022-07-20 04:04:30,645 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 04:04:30,699 INFO L225 Difference]: With dead ends: 8904 [2022-07-20 04:04:30,699 INFO L226 Difference]: Without dead ends: 5876 [2022-07-20 04:04:30,728 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-20 04:04:30,732 INFO L413 NwaCegarLoop]: 4890 mSDtfsCounter, 3942 mSDsluCounter, 8879 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3944 SdHoareTripleChecker+Valid, 13769 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-20 04:04:30,733 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3944 Valid, 13769 Invalid, 12 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-20 04:04:30,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5876 states. [2022-07-20 04:04:31,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5876 to 5675. [2022-07-20 04:04:31,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5675 states, 3680 states have (on average 1.2279891304347825) internal successors, (4519), 3808 states have internal predecessors, (4519), 1605 states have call successors, (1605), 362 states have call predecessors, (1605), 360 states have return successors, (1605), 1575 states have call predecessors, (1605), 1603 states have call successors, (1605) [2022-07-20 04:04:31,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5675 states to 5675 states and 7729 transitions. [2022-07-20 04:04:31,176 INFO L78 Accepts]: Start accepts. Automaton has 5675 states and 7729 transitions. Word has length 64 [2022-07-20 04:04:31,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 04:04:31,177 INFO L495 AbstractCegarLoop]: Abstraction has 5675 states and 7729 transitions. [2022-07-20 04:04:31,177 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 3 states have internal predecessors, (34), 1 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2022-07-20 04:04:31,177 INFO L276 IsEmpty]: Start isEmpty. Operand 5675 states and 7729 transitions. [2022-07-20 04:04:31,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-07-20 04:04:31,180 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 04:04:31,180 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] [2022-07-20 04:04:31,257 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-07-20 04:04:31,403 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 04:04:31,403 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_linux_block_genhd_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 28 more)] === [2022-07-20 04:04:31,404 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 04:04:31,404 INFO L85 PathProgramCache]: Analyzing trace with hash 1207578239, now seen corresponding path program 1 times [2022-07-20 04:04:31,407 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 04:04:31,407 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [240222923] [2022-07-20 04:04:31,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 04:04:31,407 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 04:04:31,408 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 04:04:31,410 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 04:04:31,412 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-07-20 04:04:33,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:04:33,614 INFO L263 TraceCheckSpWp]: Trace formula consists of 2587 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-20 04:04:33,617 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 04:04:34,037 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-20 04:04:34,038 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 04:04:34,038 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 04:04:34,038 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [240222923] [2022-07-20 04:04:34,038 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [240222923] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 04:04:34,038 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 04:04:34,038 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-20 04:04:34,038 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [13652279] [2022-07-20 04:04:34,038 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 04:04:34,039 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-20 04:04:34,039 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 04:04:34,039 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-20 04:04:34,040 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-20 04:04:34,040 INFO L87 Difference]: Start difference. First operand 5675 states and 7729 transitions. Second operand has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (10), 1 states have call predecessors, (10), 1 states have call successors, (10) [2022-07-20 04:04:34,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 04:04:34,241 INFO L93 Difference]: Finished difference Result 5675 states and 7729 transitions. [2022-07-20 04:04:34,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-20 04:04:34,242 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (10), 1 states have call predecessors, (10), 1 states have call successors, (10) Word has length 70 [2022-07-20 04:04:34,243 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 04:04:34,277 INFO L225 Difference]: With dead ends: 5675 [2022-07-20 04:04:34,277 INFO L226 Difference]: Without dead ends: 5673 [2022-07-20 04:04:34,280 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-20 04:04:34,281 INFO L413 NwaCegarLoop]: 3992 mSDtfsCounter, 3939 mSDsluCounter, 3990 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3941 SdHoareTripleChecker+Valid, 7982 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-20 04:04:34,282 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3941 Valid, 7982 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-20 04:04:34,289 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5673 states. [2022-07-20 04:04:34,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5673 to 5673. [2022-07-20 04:04:34,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5673 states, 3679 states have (on average 1.2277792878499592) internal successors, (4517), 3806 states have internal predecessors, (4517), 1605 states have call successors, (1605), 362 states have call predecessors, (1605), 360 states have return successors, (1605), 1575 states have call predecessors, (1605), 1603 states have call successors, (1605) [2022-07-20 04:04:34,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5673 states to 5673 states and 7727 transitions. [2022-07-20 04:04:34,529 INFO L78 Accepts]: Start accepts. Automaton has 5673 states and 7727 transitions. Word has length 70 [2022-07-20 04:04:34,531 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 04:04:34,532 INFO L495 AbstractCegarLoop]: Abstraction has 5673 states and 7727 transitions. [2022-07-20 04:04:34,532 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (10), 1 states have call predecessors, (10), 1 states have call successors, (10) [2022-07-20 04:04:34,533 INFO L276 IsEmpty]: Start isEmpty. Operand 5673 states and 7727 transitions. [2022-07-20 04:04:34,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-07-20 04:04:34,538 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 04:04:34,538 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] [2022-07-20 04:04:34,610 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-07-20 04:04:34,743 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 04:04:34,744 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_linux_block_queue_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 28 more)] === [2022-07-20 04:04:34,744 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 04:04:34,744 INFO L85 PathProgramCache]: Analyzing trace with hash -1736392530, now seen corresponding path program 1 times [2022-07-20 04:04:34,747 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 04:04:34,747 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [304906693] [2022-07-20 04:04:34,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 04:04:34,747 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 04:04:34,748 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 04:04:34,753 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 04:04:34,755 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-07-20 04:04:36,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:04:36,669 INFO L263 TraceCheckSpWp]: Trace formula consists of 2596 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-20 04:04:36,674 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 04:04:37,114 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-20 04:04:37,114 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 04:04:37,114 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 04:04:37,115 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [304906693] [2022-07-20 04:04:37,115 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [304906693] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 04:04:37,115 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 04:04:37,115 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-20 04:04:37,115 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [46758961] [2022-07-20 04:04:37,115 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 04:04:37,115 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-20 04:04:37,115 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 04:04:37,116 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-20 04:04:37,116 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-20 04:04:37,116 INFO L87 Difference]: Start difference. First operand 5673 states and 7727 transitions. Second operand has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2022-07-20 04:04:37,352 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 04:04:37,352 INFO L93 Difference]: Finished difference Result 5673 states and 7727 transitions. [2022-07-20 04:04:37,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-20 04:04:37,353 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 76 [2022-07-20 04:04:37,353 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 04:04:37,372 INFO L225 Difference]: With dead ends: 5673 [2022-07-20 04:04:37,372 INFO L226 Difference]: Without dead ends: 5671 [2022-07-20 04:04:37,374 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 73 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-20 04:04:37,376 INFO L413 NwaCegarLoop]: 3990 mSDtfsCounter, 3931 mSDsluCounter, 3988 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3933 SdHoareTripleChecker+Valid, 7978 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-20 04:04:37,377 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3933 Valid, 7978 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-20 04:04:37,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5671 states. [2022-07-20 04:04:37,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5671 to 5671. [2022-07-20 04:04:37,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5671 states, 3678 states have (on average 1.227569331158238) internal successors, (4515), 3804 states have internal predecessors, (4515), 1605 states have call successors, (1605), 362 states have call predecessors, (1605), 360 states have return successors, (1605), 1575 states have call predecessors, (1605), 1603 states have call successors, (1605) [2022-07-20 04:04:37,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5671 states to 5671 states and 7725 transitions. [2022-07-20 04:04:37,549 INFO L78 Accepts]: Start accepts. Automaton has 5671 states and 7725 transitions. Word has length 76 [2022-07-20 04:04:37,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 04:04:37,549 INFO L495 AbstractCegarLoop]: Abstraction has 5671 states and 7725 transitions. [2022-07-20 04:04:37,549 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2022-07-20 04:04:37,550 INFO L276 IsEmpty]: Start isEmpty. Operand 5671 states and 7725 transitions. [2022-07-20 04:04:37,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-07-20 04:04:37,551 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 04:04:37,552 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] [2022-07-20 04:04:37,615 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-07-20 04:04:37,767 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 04:04:37,767 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_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 28 more)] === [2022-07-20 04:04:37,768 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 04:04:37,768 INFO L85 PathProgramCache]: Analyzing trace with hash 489662195, now seen corresponding path program 1 times [2022-07-20 04:04:37,770 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 04:04:37,770 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [587175957] [2022-07-20 04:04:37,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 04:04:37,770 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 04:04:37,770 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 04:04:37,772 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 04:04:37,773 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-07-20 04:04:39,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:04:39,628 INFO L263 TraceCheckSpWp]: Trace formula consists of 2605 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-20 04:04:39,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 04:04:40,096 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-20 04:04:40,096 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 04:04:40,096 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 04:04:40,096 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [587175957] [2022-07-20 04:04:40,096 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [587175957] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 04:04:40,096 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 04:04:40,096 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-20 04:04:40,096 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [309278256] [2022-07-20 04:04:40,096 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 04:04:40,097 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-20 04:04:40,097 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 04:04:40,097 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-20 04:04:40,097 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-20 04:04:40,097 INFO L87 Difference]: Start difference. First operand 5671 states and 7725 transitions. Second operand has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2022-07-20 04:04:40,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 04:04:40,228 INFO L93 Difference]: Finished difference Result 5671 states and 7725 transitions. [2022-07-20 04:04:40,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-20 04:04:40,228 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 82 [2022-07-20 04:04:40,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 04:04:40,253 INFO L225 Difference]: With dead ends: 5671 [2022-07-20 04:04:40,254 INFO L226 Difference]: Without dead ends: 5669 [2022-07-20 04:04:40,258 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 79 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-20 04:04:40,260 INFO L413 NwaCegarLoop]: 3988 mSDtfsCounter, 3923 mSDsluCounter, 3986 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3925 SdHoareTripleChecker+Valid, 7974 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-20 04:04:40,260 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3925 Valid, 7974 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-20 04:04:40,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5669 states. [2022-07-20 04:04:40,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5669 to 5669. [2022-07-20 04:04:40,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5669 states, 3677 states have (on average 1.2273592602665215) internal successors, (4513), 3802 states have internal predecessors, (4513), 1605 states have call successors, (1605), 362 states have call predecessors, (1605), 360 states have return successors, (1605), 1575 states have call predecessors, (1605), 1603 states have call successors, (1605) [2022-07-20 04:04:40,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5669 states to 5669 states and 7723 transitions. [2022-07-20 04:04:40,433 INFO L78 Accepts]: Start accepts. Automaton has 5669 states and 7723 transitions. Word has length 82 [2022-07-20 04:04:40,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 04:04:40,433 INFO L495 AbstractCegarLoop]: Abstraction has 5669 states and 7723 transitions. [2022-07-20 04:04:40,433 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2022-07-20 04:04:40,433 INFO L276 IsEmpty]: Start isEmpty. Operand 5669 states and 7723 transitions. [2022-07-20 04:04:40,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-07-20 04:04:40,434 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 04:04:40,434 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] [2022-07-20 04:04:40,499 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Ended with exit code 0 [2022-07-20 04:04:40,659 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 04:04:40,659 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_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 28 more)] === [2022-07-20 04:04:40,660 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 04:04:40,660 INFO L85 PathProgramCache]: Analyzing trace with hash 734081698, now seen corresponding path program 1 times [2022-07-20 04:04:40,662 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 04:04:40,662 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [123080195] [2022-07-20 04:04:40,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 04:04:40,662 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 04:04:40,663 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 04:04:40,664 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 04:04:40,666 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-07-20 04:04:42,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:04:42,637 INFO L263 TraceCheckSpWp]: Trace formula consists of 2614 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-20 04:04:42,641 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 04:04:43,104 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-20 04:04:43,105 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 04:04:43,105 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 04:04:43,105 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [123080195] [2022-07-20 04:04:43,105 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [123080195] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 04:04:43,105 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 04:04:43,105 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-20 04:04:43,105 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [879840163] [2022-07-20 04:04:43,105 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 04:04:43,106 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-20 04:04:43,106 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 04:04:43,106 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-20 04:04:43,106 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-20 04:04:43,106 INFO L87 Difference]: Start difference. First operand 5669 states and 7723 transitions. Second operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2022-07-20 04:04:43,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 04:04:43,275 INFO L93 Difference]: Finished difference Result 5669 states and 7723 transitions. [2022-07-20 04:04:43,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-20 04:04:43,276 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) Word has length 88 [2022-07-20 04:04:43,276 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 04:04:43,316 INFO L225 Difference]: With dead ends: 5669 [2022-07-20 04:04:43,317 INFO L226 Difference]: Without dead ends: 5667 [2022-07-20 04:04:43,321 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 85 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-20 04:04:43,321 INFO L413 NwaCegarLoop]: 3986 mSDtfsCounter, 3915 mSDsluCounter, 3984 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3917 SdHoareTripleChecker+Valid, 7970 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-20 04:04:43,322 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3917 Valid, 7970 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-20 04:04:43,327 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5667 states. [2022-07-20 04:04:43,480 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5667 to 5667. [2022-07-20 04:04:43,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5667 states, 3676 states have (on average 1.2271490750816105) internal successors, (4511), 3800 states have internal predecessors, (4511), 1605 states have call successors, (1605), 362 states have call predecessors, (1605), 360 states have return successors, (1605), 1575 states have call predecessors, (1605), 1603 states have call successors, (1605) [2022-07-20 04:04:43,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5667 states to 5667 states and 7721 transitions. [2022-07-20 04:04:43,506 INFO L78 Accepts]: Start accepts. Automaton has 5667 states and 7721 transitions. Word has length 88 [2022-07-20 04:04:43,507 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 04:04:43,508 INFO L495 AbstractCegarLoop]: Abstraction has 5667 states and 7721 transitions. [2022-07-20 04:04:43,508 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2022-07-20 04:04:43,508 INFO L276 IsEmpty]: Start isEmpty. Operand 5667 states and 7721 transitions. [2022-07-20 04:04:43,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-07-20 04:04:43,513 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 04:04:43,513 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-07-20 04:04:43,556 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Ended with exit code 0 [2022-07-20 04:04:43,739 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 04:04:43,739 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_linux_net_register_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 28 more)] === [2022-07-20 04:04:43,740 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 04:04:43,740 INFO L85 PathProgramCache]: Analyzing trace with hash -332036335, now seen corresponding path program 1 times [2022-07-20 04:04:43,742 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 04:04:43,742 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [156339231] [2022-07-20 04:04:43,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 04:04:43,742 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 04:04:43,743 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 04:04:43,744 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 04:04:43,746 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2022-07-20 04:04:45,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:04:46,063 INFO L263 TraceCheckSpWp]: Trace formula consists of 2845 conjuncts, 18 conjunts are in the unsatisfiable core [2022-07-20 04:04:46,067 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 04:04:46,343 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 95 proven. 3 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2022-07-20 04:04:46,343 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-20 04:04:46,953 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 6 proven. 27 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2022-07-20 04:04:46,954 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 04:04:46,954 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [156339231] [2022-07-20 04:04:46,954 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [156339231] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-20 04:04:46,954 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-07-20 04:04:46,954 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 9 [2022-07-20 04:04:46,954 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [440469049] [2022-07-20 04:04:46,954 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-07-20 04:04:46,954 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-07-20 04:04:46,955 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 04:04:46,955 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-07-20 04:04:46,955 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2022-07-20 04:04:46,955 INFO L87 Difference]: Start difference. First operand 5667 states and 7721 transitions. Second operand has 9 states, 9 states have (on average 7.0) internal successors, (63), 8 states have internal predecessors, (63), 3 states have call successors, (25), 2 states have call predecessors, (25), 4 states have return successors, (25), 4 states have call predecessors, (25), 3 states have call successors, (25) [2022-07-20 04:04:48,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 04:04:48,874 INFO L93 Difference]: Finished difference Result 11736 states and 16040 transitions. [2022-07-20 04:04:48,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-07-20 04:04:48,875 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 7.0) internal successors, (63), 8 states have internal predecessors, (63), 3 states have call successors, (25), 2 states have call predecessors, (25), 4 states have return successors, (25), 4 states have call predecessors, (25), 3 states have call successors, (25) Word has length 113 [2022-07-20 04:04:48,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 04:04:48,896 INFO L225 Difference]: With dead ends: 11736 [2022-07-20 04:04:48,897 INFO L226 Difference]: Without dead ends: 6086 [2022-07-20 04:04:48,916 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 226 GetRequests, 216 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2022-07-20 04:04:48,917 INFO L413 NwaCegarLoop]: 4301 mSDtfsCounter, 772 mSDsluCounter, 24656 mSDsCounter, 0 mSdLazyCounter, 396 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1052 SdHoareTripleChecker+Valid, 28957 SdHoareTripleChecker+Invalid, 399 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 396 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-07-20 04:04:48,917 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1052 Valid, 28957 Invalid, 399 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 396 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-07-20 04:04:48,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6086 states. [2022-07-20 04:04:49,066 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6086 to 5667. [2022-07-20 04:04:49,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5667 states, 3676 states have (on average 1.2268770402611535) internal successors, (4510), 3799 states have internal predecessors, (4510), 1605 states have call successors, (1605), 362 states have call predecessors, (1605), 360 states have return successors, (1605), 1575 states have call predecessors, (1605), 1603 states have call successors, (1605) [2022-07-20 04:04:49,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5667 states to 5667 states and 7720 transitions. [2022-07-20 04:04:49,157 INFO L78 Accepts]: Start accepts. Automaton has 5667 states and 7720 transitions. Word has length 113 [2022-07-20 04:04:49,157 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 04:04:49,157 INFO L495 AbstractCegarLoop]: Abstraction has 5667 states and 7720 transitions. [2022-07-20 04:04:49,157 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 7.0) internal successors, (63), 8 states have internal predecessors, (63), 3 states have call successors, (25), 2 states have call predecessors, (25), 4 states have return successors, (25), 4 states have call predecessors, (25), 3 states have call successors, (25) [2022-07-20 04:04:49,158 INFO L276 IsEmpty]: Start isEmpty. Operand 5667 states and 7720 transitions. [2022-07-20 04:04:49,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-07-20 04:04:49,158 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 04:04:49,159 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] [2022-07-20 04:04:49,214 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2022-07-20 04:04:49,379 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 04:04:49,379 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_linux_fs_char_dev_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 28 more)] === [2022-07-20 04:04:49,380 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 04:04:49,380 INFO L85 PathProgramCache]: Analyzing trace with hash -557446801, now seen corresponding path program 1 times [2022-07-20 04:04:49,383 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 04:04:49,384 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2042385929] [2022-07-20 04:04:49,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 04:04:49,384 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 04:04:49,385 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 04:04:49,386 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 04:04:49,407 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2022-07-20 04:04:51,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:04:51,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 2623 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-20 04:04:51,426 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 04:04:51,963 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-20 04:04:51,964 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 04:04:51,964 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 04:04:51,964 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2042385929] [2022-07-20 04:04:51,964 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2042385929] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 04:04:51,964 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 04:04:51,964 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-20 04:04:51,964 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2029383348] [2022-07-20 04:04:51,965 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 04:04:51,965 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-20 04:04:51,965 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 04:04:51,965 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-20 04:04:51,966 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-20 04:04:51,966 INFO L87 Difference]: Start difference. First operand 5667 states and 7720 transitions. Second operand has 4 states, 4 states have (on average 13.5) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2022-07-20 04:04:52,123 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 04:04:52,123 INFO L93 Difference]: Finished difference Result 5667 states and 7720 transitions. [2022-07-20 04:04:52,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-20 04:04:52,124 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 94 [2022-07-20 04:04:52,124 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 04:04:52,144 INFO L225 Difference]: With dead ends: 5667 [2022-07-20 04:04:52,144 INFO L226 Difference]: Without dead ends: 5665 [2022-07-20 04:04:52,148 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 91 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-20 04:04:52,149 INFO L413 NwaCegarLoop]: 3983 mSDtfsCounter, 3906 mSDsluCounter, 3981 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3908 SdHoareTripleChecker+Valid, 7964 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-20 04:04:52,149 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3908 Valid, 7964 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-20 04:04:52,157 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5665 states. [2022-07-20 04:04:52,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5665 to 5665. [2022-07-20 04:04:52,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5665 states, 3675 states have (on average 1.2266666666666666) internal successors, (4508), 3797 states have internal predecessors, (4508), 1605 states have call successors, (1605), 362 states have call predecessors, (1605), 360 states have return successors, (1605), 1575 states have call predecessors, (1605), 1603 states have call successors, (1605) [2022-07-20 04:04:52,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5665 states to 5665 states and 7718 transitions. [2022-07-20 04:04:52,321 INFO L78 Accepts]: Start accepts. Automaton has 5665 states and 7718 transitions. Word has length 94 [2022-07-20 04:04:52,322 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 04:04:52,322 INFO L495 AbstractCegarLoop]: Abstraction has 5665 states and 7718 transitions. [2022-07-20 04:04:52,322 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2022-07-20 04:04:52,322 INFO L276 IsEmpty]: Start isEmpty. Operand 5665 states and 7718 transitions. [2022-07-20 04:04:52,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2022-07-20 04:04:52,323 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 04:04:52,323 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-07-20 04:04:52,375 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2022-07-20 04:04:52,547 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 04:04:52,547 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_linux_net_register_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 28 more)] === [2022-07-20 04:04:52,548 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 04:04:52,548 INFO L85 PathProgramCache]: Analyzing trace with hash 1613949972, now seen corresponding path program 1 times [2022-07-20 04:04:52,550 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 04:04:52,550 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [575831867] [2022-07-20 04:04:52,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 04:04:52,550 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 04:04:52,551 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 04:04:52,552 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 04:04:52,561 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2022-07-20 04:04:54,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:04:55,110 INFO L263 TraceCheckSpWp]: Trace formula consists of 2857 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-20 04:04:55,113 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 04:04:55,222 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-07-20 04:04:55,223 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 04:04:55,223 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 04:04:55,223 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [575831867] [2022-07-20 04:04:55,223 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [575831867] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 04:04:55,223 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 04:04:55,223 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-20 04:04:55,223 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1087562318] [2022-07-20 04:04:55,224 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 04:04:55,224 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-20 04:04:55,224 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 04:04:55,224 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-20 04:04:55,225 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 04:04:55,225 INFO L87 Difference]: Start difference. First operand 5665 states and 7718 transitions. Second operand has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-07-20 04:04:55,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 04:04:55,770 INFO L93 Difference]: Finished difference Result 14633 states and 19891 transitions. [2022-07-20 04:04:55,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-20 04:04:55,770 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 117 [2022-07-20 04:04:55,771 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 04:04:55,802 INFO L225 Difference]: With dead ends: 14633 [2022-07-20 04:04:55,803 INFO L226 Difference]: Without dead ends: 8989 [2022-07-20 04:04:55,821 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 115 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 04:04:55,821 INFO L413 NwaCegarLoop]: 5031 mSDtfsCounter, 3963 mSDsluCounter, 2257 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3963 SdHoareTripleChecker+Valid, 7288 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-07-20 04:04:55,822 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3963 Valid, 7288 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-07-20 04:04:55,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8989 states. [2022-07-20 04:04:56,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8989 to 8975. [2022-07-20 04:04:56,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8975 states, 5838 states have (on average 1.2250770811921892) internal successors, (7152), 6018 states have internal predecessors, (7152), 2517 states have call successors, (2517), 599 states have call predecessors, (2517), 595 states have return successors, (2517), 2473 states have call predecessors, (2517), 2515 states have call successors, (2517) [2022-07-20 04:04:56,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8975 states to 8975 states and 12186 transitions. [2022-07-20 04:04:56,149 INFO L78 Accepts]: Start accepts. Automaton has 8975 states and 12186 transitions. Word has length 117 [2022-07-20 04:04:56,150 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 04:04:56,150 INFO L495 AbstractCegarLoop]: Abstraction has 8975 states and 12186 transitions. [2022-07-20 04:04:56,150 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-07-20 04:04:56,150 INFO L276 IsEmpty]: Start isEmpty. Operand 8975 states and 12186 transitions. [2022-07-20 04:04:56,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-07-20 04:04:56,152 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 04:04:56,152 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] [2022-07-20 04:04:56,222 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2022-07-20 04:04:56,371 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 04:04:56,372 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 28 more)] === [2022-07-20 04:04:56,372 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 04:04:56,372 INFO L85 PathProgramCache]: Analyzing trace with hash -576946536, now seen corresponding path program 1 times [2022-07-20 04:04:56,375 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 04:04:56,375 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [697543198] [2022-07-20 04:04:56,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 04:04:56,375 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 04:04:56,375 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 04:04:56,384 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 04:04:56,386 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2022-07-20 04:04:58,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:04:58,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 2632 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-20 04:04:58,457 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 04:04:59,054 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-20 04:04:59,054 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 04:04:59,054 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 04:04:59,054 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [697543198] [2022-07-20 04:04:59,054 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [697543198] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 04:04:59,054 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 04:04:59,054 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-20 04:04:59,055 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [966794867] [2022-07-20 04:04:59,055 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 04:04:59,055 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-20 04:04:59,055 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 04:04:59,055 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-20 04:04:59,055 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-20 04:04:59,055 INFO L87 Difference]: Start difference. First operand 8975 states and 12186 transitions. Second operand has 4 states, 4 states have (on average 14.5) internal successors, (58), 3 states have internal predecessors, (58), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2022-07-20 04:04:59,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 04:04:59,266 INFO L93 Difference]: Finished difference Result 8975 states and 12186 transitions. [2022-07-20 04:04:59,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-20 04:04:59,267 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.5) internal successors, (58), 3 states have internal predecessors, (58), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 100 [2022-07-20 04:04:59,267 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 04:04:59,299 INFO L225 Difference]: With dead ends: 8975 [2022-07-20 04:04:59,300 INFO L226 Difference]: Without dead ends: 8973 [2022-07-20 04:04:59,306 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 97 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-20 04:04:59,308 INFO L413 NwaCegarLoop]: 3981 mSDtfsCounter, 3898 mSDsluCounter, 3979 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3900 SdHoareTripleChecker+Valid, 7960 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-20 04:04:59,309 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3900 Valid, 7960 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-20 04:04:59,319 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8973 states. [2022-07-20 04:04:59,642 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8973 to 8973. [2022-07-20 04:04:59,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8973 states, 5837 states have (on average 1.2249443207126949) internal successors, (7150), 6016 states have internal predecessors, (7150), 2517 states have call successors, (2517), 599 states have call predecessors, (2517), 595 states have return successors, (2517), 2473 states have call predecessors, (2517), 2515 states have call successors, (2517) [2022-07-20 04:04:59,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8973 states to 8973 states and 12184 transitions. [2022-07-20 04:04:59,687 INFO L78 Accepts]: Start accepts. Automaton has 8973 states and 12184 transitions. Word has length 100 [2022-07-20 04:04:59,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 04:04:59,688 INFO L495 AbstractCegarLoop]: Abstraction has 8973 states and 12184 transitions. [2022-07-20 04:04:59,688 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.5) internal successors, (58), 3 states have internal predecessors, (58), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2022-07-20 04:04:59,688 INFO L276 IsEmpty]: Start isEmpty. Operand 8973 states and 12184 transitions. [2022-07-20 04:04:59,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-07-20 04:04:59,691 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 04:04:59,691 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-07-20 04:04:59,746 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2022-07-20 04:04:59,915 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 04:04:59,915 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_linux_usb_register_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 28 more)] === [2022-07-20 04:04:59,916 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 04:04:59,916 INFO L85 PathProgramCache]: Analyzing trace with hash 2333842, now seen corresponding path program 1 times [2022-07-20 04:04:59,918 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 04:04:59,918 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1242605570] [2022-07-20 04:04:59,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 04:04:59,918 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 04:04:59,919 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 04:04:59,920 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 04:04:59,924 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2022-07-20 04:05:02,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:05:02,645 INFO L263 TraceCheckSpWp]: Trace formula consists of 2870 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-20 04:05:02,649 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 04:05:02,796 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-07-20 04:05:02,796 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 04:05:02,796 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 04:05:02,797 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1242605570] [2022-07-20 04:05:02,797 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1242605570] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 04:05:02,797 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 04:05:02,797 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-20 04:05:02,797 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [855860673] [2022-07-20 04:05:02,797 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 04:05:02,797 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-20 04:05:02,797 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 04:05:02,798 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-20 04:05:02,798 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 04:05:02,798 INFO L87 Difference]: Start difference. First operand 8973 states and 12184 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-07-20 04:05:03,398 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 04:05:03,399 INFO L93 Difference]: Finished difference Result 17919 states and 24335 transitions. [2022-07-20 04:05:03,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-20 04:05:03,400 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 126 [2022-07-20 04:05:03,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 04:05:03,440 INFO L225 Difference]: With dead ends: 17919 [2022-07-20 04:05:03,440 INFO L226 Difference]: Without dead ends: 8967 [2022-07-20 04:05:03,476 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 124 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 04:05:03,477 INFO L413 NwaCegarLoop]: 3977 mSDtfsCounter, 3955 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3955 SdHoareTripleChecker+Valid, 3977 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-07-20 04:05:03,477 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3955 Valid, 3977 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-07-20 04:05:03,485 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8967 states. [2022-07-20 04:05:03,955 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8967 to 8967. [2022-07-20 04:05:03,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8967 states, 5832 states have (on average 1.2244513031550068) internal successors, (7141), 6010 states have internal predecessors, (7141), 2517 states have call successors, (2517), 599 states have call predecessors, (2517), 595 states have return successors, (2517), 2473 states have call predecessors, (2517), 2515 states have call successors, (2517) [2022-07-20 04:05:03,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8967 states to 8967 states and 12175 transitions. [2022-07-20 04:05:03,989 INFO L78 Accepts]: Start accepts. Automaton has 8967 states and 12175 transitions. Word has length 126 [2022-07-20 04:05:03,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 04:05:03,989 INFO L495 AbstractCegarLoop]: Abstraction has 8967 states and 12175 transitions. [2022-07-20 04:05:03,990 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-07-20 04:05:03,990 INFO L276 IsEmpty]: Start isEmpty. Operand 8967 states and 12175 transitions. [2022-07-20 04:05:03,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-07-20 04:05:03,991 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 04:05:03,991 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] [2022-07-20 04:05:04,047 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2022-07-20 04:05:04,212 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 04:05:04,212 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 28 more)] === [2022-07-20 04:05:04,213 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 04:05:04,213 INFO L85 PathProgramCache]: Analyzing trace with hash 117081631, now seen corresponding path program 1 times [2022-07-20 04:05:04,216 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 04:05:04,216 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1292824735] [2022-07-20 04:05:04,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 04:05:04,216 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 04:05:04,216 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 04:05:04,236 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 04:05:04,238 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2022-07-20 04:05:06,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:05:06,101 INFO L263 TraceCheckSpWp]: Trace formula consists of 2641 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-20 04:05:06,103 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 04:05:06,732 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-20 04:05:06,732 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 04:05:06,732 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 04:05:06,732 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1292824735] [2022-07-20 04:05:06,733 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1292824735] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 04:05:06,733 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 04:05:06,733 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-20 04:05:06,733 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1427344852] [2022-07-20 04:05:06,733 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 04:05:06,733 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-20 04:05:06,733 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 04:05:06,734 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-20 04:05:06,734 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-20 04:05:06,734 INFO L87 Difference]: Start difference. First operand 8967 states and 12175 transitions. Second operand has 4 states, 4 states have (on average 15.5) internal successors, (62), 3 states have internal predecessors, (62), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2022-07-20 04:05:07,008 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 04:05:07,009 INFO L93 Difference]: Finished difference Result 8967 states and 12175 transitions. [2022-07-20 04:05:07,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-20 04:05:07,009 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 3 states have internal predecessors, (62), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 106 [2022-07-20 04:05:07,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 04:05:07,037 INFO L225 Difference]: With dead ends: 8967 [2022-07-20 04:05:07,037 INFO L226 Difference]: Without dead ends: 8965 [2022-07-20 04:05:07,041 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 103 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-20 04:05:07,041 INFO L413 NwaCegarLoop]: 3974 mSDtfsCounter, 3889 mSDsluCounter, 3968 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3891 SdHoareTripleChecker+Valid, 7942 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-20 04:05:07,042 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3891 Valid, 7942 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-20 04:05:07,047 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8965 states. [2022-07-20 04:05:07,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8965 to 8965. [2022-07-20 04:05:07,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8965 states, 5831 states have (on average 1.2243182987480707) internal successors, (7139), 6008 states have internal predecessors, (7139), 2517 states have call successors, (2517), 599 states have call predecessors, (2517), 595 states have return successors, (2517), 2473 states have call predecessors, (2517), 2515 states have call successors, (2517) [2022-07-20 04:05:07,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8965 states to 8965 states and 12173 transitions. [2022-07-20 04:05:07,363 INFO L78 Accepts]: Start accepts. Automaton has 8965 states and 12173 transitions. Word has length 106 [2022-07-20 04:05:07,365 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 04:05:07,365 INFO L495 AbstractCegarLoop]: Abstraction has 8965 states and 12173 transitions. [2022-07-20 04:05:07,365 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 3 states have internal predecessors, (62), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2022-07-20 04:05:07,366 INFO L276 IsEmpty]: Start isEmpty. Operand 8965 states and 12173 transitions. [2022-07-20 04:05:07,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2022-07-20 04:05:07,367 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 04:05:07,367 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] [2022-07-20 04:05:07,440 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (12)] Forceful destruction successful, exit code 0 [2022-07-20 04:05:07,591 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 04:05:07,591 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 28 more)] === [2022-07-20 04:05:07,592 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 04:05:07,592 INFO L85 PathProgramCache]: Analyzing trace with hash 846470626, now seen corresponding path program 1 times [2022-07-20 04:05:07,594 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 04:05:07,594 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1602836922] [2022-07-20 04:05:07,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 04:05:07,594 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 04:05:07,595 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 04:05:07,596 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 04:05:07,645 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (13)] Waiting until timeout for monitored process [2022-07-20 04:05:09,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:05:09,554 INFO L263 TraceCheckSpWp]: Trace formula consists of 2644 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-20 04:05:09,556 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 04:05:10,189 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-20 04:05:10,189 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 04:05:10,189 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 04:05:10,189 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1602836922] [2022-07-20 04:05:10,189 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1602836922] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 04:05:10,189 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 04:05:10,189 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-20 04:05:10,189 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [472914743] [2022-07-20 04:05:10,189 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 04:05:10,190 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-20 04:05:10,190 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 04:05:10,190 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-20 04:05:10,190 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-20 04:05:10,190 INFO L87 Difference]: Start difference. First operand 8965 states and 12173 transitions. Second operand has 4 states, 4 states have (on average 16.0) internal successors, (64), 3 states have internal predecessors, (64), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2022-07-20 04:05:10,425 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 04:05:10,425 INFO L93 Difference]: Finished difference Result 8965 states and 12173 transitions. [2022-07-20 04:05:10,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-20 04:05:10,426 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.0) internal successors, (64), 3 states have internal predecessors, (64), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 108 [2022-07-20 04:05:10,428 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 04:05:10,461 INFO L225 Difference]: With dead ends: 8965 [2022-07-20 04:05:10,461 INFO L226 Difference]: Without dead ends: 8963 [2022-07-20 04:05:10,468 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 105 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-20 04:05:10,469 INFO L413 NwaCegarLoop]: 3972 mSDtfsCounter, 3881 mSDsluCounter, 3970 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3883 SdHoareTripleChecker+Valid, 7942 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-20 04:05:10,469 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3883 Valid, 7942 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-20 04:05:10,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8963 states. [2022-07-20 04:05:10,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8963 to 8963. [2022-07-20 04:05:10,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8963 states, 5830 states have (on average 1.2241852487135505) internal successors, (7137), 6006 states have internal predecessors, (7137), 2517 states have call successors, (2517), 599 states have call predecessors, (2517), 595 states have return successors, (2517), 2473 states have call predecessors, (2517), 2515 states have call successors, (2517) [2022-07-20 04:05:10,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8963 states to 8963 states and 12171 transitions. [2022-07-20 04:05:10,812 INFO L78 Accepts]: Start accepts. Automaton has 8963 states and 12171 transitions. Word has length 108 [2022-07-20 04:05:10,813 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 04:05:10,813 INFO L495 AbstractCegarLoop]: Abstraction has 8963 states and 12171 transitions. [2022-07-20 04:05:10,814 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.0) internal successors, (64), 3 states have internal predecessors, (64), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2022-07-20 04:05:10,814 INFO L276 IsEmpty]: Start isEmpty. Operand 8963 states and 12171 transitions. [2022-07-20 04:05:10,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2022-07-20 04:05:10,815 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 04:05:10,815 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] [2022-07-20 04:05:10,881 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (13)] Forceful destruction successful, exit code 0 [2022-07-20 04:05:11,029 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 04:05:11,029 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_linux_kernel_module_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 28 more)] === [2022-07-20 04:05:11,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 04:05:11,030 INFO L85 PathProgramCache]: Analyzing trace with hash -1008193661, now seen corresponding path program 1 times [2022-07-20 04:05:11,032 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 04:05:11,032 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1822169465] [2022-07-20 04:05:11,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 04:05:11,032 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 04:05:11,032 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 04:05:11,040 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 04:05:11,099 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2022-07-20 04:05:13,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:05:13,136 INFO L263 TraceCheckSpWp]: Trace formula consists of 2653 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-20 04:05:13,138 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 04:05:13,830 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-20 04:05:13,830 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 04:05:13,830 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 04:05:13,830 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1822169465] [2022-07-20 04:05:13,830 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1822169465] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 04:05:13,830 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 04:05:13,831 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-20 04:05:13,831 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1860672818] [2022-07-20 04:05:13,831 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 04:05:13,831 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-20 04:05:13,831 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 04:05:13,832 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-20 04:05:13,832 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-20 04:05:13,832 INFO L87 Difference]: Start difference. First operand 8963 states and 12171 transitions. Second operand has 4 states, 4 states have (on average 17.0) internal successors, (68), 3 states have internal predecessors, (68), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2022-07-20 04:05:14,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 04:05:14,139 INFO L93 Difference]: Finished difference Result 8963 states and 12171 transitions. [2022-07-20 04:05:14,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-20 04:05:14,139 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 3 states have internal predecessors, (68), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 114 [2022-07-20 04:05:14,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 04:05:14,171 INFO L225 Difference]: With dead ends: 8963 [2022-07-20 04:05:14,172 INFO L226 Difference]: Without dead ends: 8961 [2022-07-20 04:05:14,178 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 111 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-20 04:05:14,179 INFO L413 NwaCegarLoop]: 3970 mSDtfsCounter, 3873 mSDsluCounter, 3968 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3875 SdHoareTripleChecker+Valid, 7938 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-20 04:05:14,179 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3875 Valid, 7938 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-20 04:05:14,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8961 states. [2022-07-20 04:05:14,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8961 to 8961. [2022-07-20 04:05:14,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8961 states, 5829 states have (on average 1.2240521530279636) internal successors, (7135), 6004 states have internal predecessors, (7135), 2517 states have call successors, (2517), 599 states have call predecessors, (2517), 595 states have return successors, (2517), 2473 states have call predecessors, (2517), 2515 states have call successors, (2517) [2022-07-20 04:05:14,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8961 states to 8961 states and 12169 transitions. [2022-07-20 04:05:14,542 INFO L78 Accepts]: Start accepts. Automaton has 8961 states and 12169 transitions. Word has length 114 [2022-07-20 04:05:14,542 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 04:05:14,542 INFO L495 AbstractCegarLoop]: Abstraction has 8961 states and 12169 transitions. [2022-07-20 04:05:14,542 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 3 states have internal predecessors, (68), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2022-07-20 04:05:14,543 INFO L276 IsEmpty]: Start isEmpty. Operand 8961 states and 12169 transitions. [2022-07-20 04:05:14,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2022-07-20 04:05:14,544 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 04:05:14,544 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] [2022-07-20 04:05:14,601 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (14)] Forceful destruction successful, exit code 0 [2022-07-20 04:05:14,759 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 04:05:14,759 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_linux_kernel_rcu_update_lock_bh_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 28 more)] === [2022-07-20 04:05:14,760 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 04:05:14,760 INFO L85 PathProgramCache]: Analyzing trace with hash -843679646, now seen corresponding path program 1 times [2022-07-20 04:05:14,762 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 04:05:14,762 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [882077393] [2022-07-20 04:05:14,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 04:05:14,762 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 04:05:14,762 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 04:05:14,764 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 04:05:14,765 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (15)] Waiting until timeout for monitored process [2022-07-20 04:05:16,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:05:16,850 INFO L263 TraceCheckSpWp]: Trace formula consists of 2662 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-20 04:05:16,852 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 04:05:17,598 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-20 04:05:17,598 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 04:05:17,598 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 04:05:17,599 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [882077393] [2022-07-20 04:05:17,599 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [882077393] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 04:05:17,599 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 04:05:17,599 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-20 04:05:17,599 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1456984816] [2022-07-20 04:05:17,600 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 04:05:17,601 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-20 04:05:17,601 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 04:05:17,601 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-20 04:05:17,601 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-20 04:05:17,602 INFO L87 Difference]: Start difference. First operand 8961 states and 12169 transitions. Second operand has 4 states, 4 states have (on average 18.0) internal successors, (72), 3 states have internal predecessors, (72), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2022-07-20 04:05:17,922 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 04:05:17,923 INFO L93 Difference]: Finished difference Result 8961 states and 12169 transitions. [2022-07-20 04:05:17,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-20 04:05:17,923 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.0) internal successors, (72), 3 states have internal predecessors, (72), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 120 [2022-07-20 04:05:17,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 04:05:17,954 INFO L225 Difference]: With dead ends: 8961 [2022-07-20 04:05:17,954 INFO L226 Difference]: Without dead ends: 8959 [2022-07-20 04:05:17,960 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 120 GetRequests, 117 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-20 04:05:17,960 INFO L413 NwaCegarLoop]: 3968 mSDtfsCounter, 3865 mSDsluCounter, 3966 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3867 SdHoareTripleChecker+Valid, 7934 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-20 04:05:17,960 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3867 Valid, 7934 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-20 04:05:17,969 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8959 states. [2022-07-20 04:05:18,297 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8959 to 8959. [2022-07-20 04:05:18,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8959 states, 5828 states have (on average 1.2239190116678105) internal successors, (7133), 6002 states have internal predecessors, (7133), 2517 states have call successors, (2517), 599 states have call predecessors, (2517), 595 states have return successors, (2517), 2473 states have call predecessors, (2517), 2515 states have call successors, (2517) [2022-07-20 04:05:18,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8959 states to 8959 states and 12167 transitions. [2022-07-20 04:05:18,340 INFO L78 Accepts]: Start accepts. Automaton has 8959 states and 12167 transitions. Word has length 120 [2022-07-20 04:05:18,340 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 04:05:18,340 INFO L495 AbstractCegarLoop]: Abstraction has 8959 states and 12167 transitions. [2022-07-20 04:05:18,340 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.0) internal successors, (72), 3 states have internal predecessors, (72), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2022-07-20 04:05:18,340 INFO L276 IsEmpty]: Start isEmpty. Operand 8959 states and 12167 transitions. [2022-07-20 04:05:18,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-07-20 04:05:18,342 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 04:05:18,342 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] [2022-07-20 04:05:18,401 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (15)] Forceful destruction successful, exit code 0 [2022-07-20 04:05:18,555 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 04:05:18,555 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_linux_kernel_rcu_update_lock_sched_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 28 more)] === [2022-07-20 04:05:18,556 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 04:05:18,556 INFO L85 PathProgramCache]: Analyzing trace with hash 1500529062, now seen corresponding path program 1 times [2022-07-20 04:05:18,558 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 04:05:18,558 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [215348843] [2022-07-20 04:05:18,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 04:05:18,558 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 04:05:18,559 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 04:05:18,560 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 04:05:18,562 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (16)] Waiting until timeout for monitored process [2022-07-20 04:05:20,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:05:20,711 INFO L263 TraceCheckSpWp]: Trace formula consists of 2671 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-20 04:05:20,714 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 04:05:21,429 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-20 04:05:21,430 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 04:05:21,430 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 04:05:21,430 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [215348843] [2022-07-20 04:05:21,430 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [215348843] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 04:05:21,430 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 04:05:21,430 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-20 04:05:21,430 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1135050769] [2022-07-20 04:05:21,430 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 04:05:21,431 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-20 04:05:21,431 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 04:05:21,432 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-20 04:05:21,432 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-20 04:05:21,432 INFO L87 Difference]: Start difference. First operand 8959 states and 12167 transitions. Second operand has 4 states, 4 states have (on average 19.0) internal successors, (76), 3 states have internal predecessors, (76), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2022-07-20 04:05:21,775 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 04:05:21,775 INFO L93 Difference]: Finished difference Result 8959 states and 12167 transitions. [2022-07-20 04:05:21,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-20 04:05:21,776 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.0) internal successors, (76), 3 states have internal predecessors, (76), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 126 [2022-07-20 04:05:21,776 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 04:05:21,796 INFO L225 Difference]: With dead ends: 8959 [2022-07-20 04:05:21,796 INFO L226 Difference]: Without dead ends: 8957 [2022-07-20 04:05:21,799 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 126 GetRequests, 123 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-20 04:05:21,800 INFO L413 NwaCegarLoop]: 3966 mSDtfsCounter, 3857 mSDsluCounter, 3964 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3859 SdHoareTripleChecker+Valid, 7930 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-20 04:05:21,800 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3859 Valid, 7930 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-20 04:05:21,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8957 states. [2022-07-20 04:05:22,084 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8957 to 8957. [2022-07-20 04:05:22,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8957 states, 5827 states have (on average 1.223785824609576) internal successors, (7131), 6000 states have internal predecessors, (7131), 2517 states have call successors, (2517), 599 states have call predecessors, (2517), 595 states have return successors, (2517), 2473 states have call predecessors, (2517), 2515 states have call successors, (2517) [2022-07-20 04:05:22,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8957 states to 8957 states and 12165 transitions. [2022-07-20 04:05:22,118 INFO L78 Accepts]: Start accepts. Automaton has 8957 states and 12165 transitions. Word has length 126 [2022-07-20 04:05:22,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 04:05:22,118 INFO L495 AbstractCegarLoop]: Abstraction has 8957 states and 12165 transitions. [2022-07-20 04:05:22,119 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.0) internal successors, (76), 3 states have internal predecessors, (76), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2022-07-20 04:05:22,119 INFO L276 IsEmpty]: Start isEmpty. Operand 8957 states and 12165 transitions. [2022-07-20 04:05:22,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2022-07-20 04:05:22,120 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 04:05:22,121 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 04:05:22,168 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (16)] Forceful destruction successful, exit code 0 [2022-07-20 04:05:22,347 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 04:05:22,347 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 28 more)] === [2022-07-20 04:05:22,348 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 04:05:22,348 INFO L85 PathProgramCache]: Analyzing trace with hash 856937104, now seen corresponding path program 1 times [2022-07-20 04:05:22,350 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 04:05:22,350 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [709173467] [2022-07-20 04:05:22,350 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 04:05:22,350 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 04:05:22,351 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 04:05:22,352 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 04:05:22,353 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (17)] Waiting until timeout for monitored process [2022-07-20 04:05:24,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:05:24,324 INFO L263 TraceCheckSpWp]: Trace formula consists of 2841 conjuncts, 27 conjunts are in the unsatisfiable core [2022-07-20 04:05:24,327 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 04:05:25,264 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 91 proven. 3 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2022-07-20 04:05:25,264 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-20 04:05:26,163 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 9 proven. 27 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2022-07-20 04:05:26,163 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 04:05:26,163 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [709173467] [2022-07-20 04:05:26,163 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [709173467] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-20 04:05:26,163 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-07-20 04:05:26,163 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 20 [2022-07-20 04:05:26,163 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1449534939] [2022-07-20 04:05:26,164 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-07-20 04:05:26,164 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-07-20 04:05:26,164 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 04:05:26,164 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-07-20 04:05:26,164 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=339, Unknown=0, NotChecked=0, Total=380 [2022-07-20 04:05:26,165 INFO L87 Difference]: Start difference. First operand 8957 states and 12165 transitions. Second operand has 20 states, 19 states have (on average 4.947368421052632) internal successors, (94), 18 states have internal predecessors, (94), 7 states have call successors, (39), 2 states have call predecessors, (39), 5 states have return successors, (35), 8 states have call predecessors, (35), 7 states have call successors, (35) [2022-07-20 04:05:31,167 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 04:05:31,167 INFO L93 Difference]: Finished difference Result 12580 states and 16925 transitions. [2022-07-20 04:05:31,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-07-20 04:05:31,168 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 4.947368421052632) internal successors, (94), 18 states have internal predecessors, (94), 7 states have call successors, (39), 2 states have call predecessors, (39), 5 states have return successors, (35), 8 states have call predecessors, (35), 7 states have call successors, (35) Word has length 156 [2022-07-20 04:05:31,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 04:05:31,203 INFO L225 Difference]: With dead ends: 12580 [2022-07-20 04:05:31,203 INFO L226 Difference]: Without dead ends: 8995 [2022-07-20 04:05:31,222 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 321 GetRequests, 292 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=161, Invalid=769, Unknown=0, NotChecked=0, Total=930 [2022-07-20 04:05:31,223 INFO L413 NwaCegarLoop]: 3942 mSDtfsCounter, 75 mSDsluCounter, 66631 mSDsCounter, 0 mSdLazyCounter, 1038 mSolverCounterSat, 249 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 94 SdHoareTripleChecker+Valid, 70573 SdHoareTripleChecker+Invalid, 1287 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 249 IncrementalHoareTripleChecker+Valid, 1038 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2022-07-20 04:05:31,223 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [94 Valid, 70573 Invalid, 1287 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [249 Valid, 1038 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2022-07-20 04:05:31,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8995 states. [2022-07-20 04:05:31,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8995 to 8971. [2022-07-20 04:05:31,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8971 states, 5837 states have (on average 1.223402432756553) internal successors, (7141), 6010 states have internal predecessors, (7141), 2521 states have call successors, (2521), 599 states have call predecessors, (2521), 595 states have return successors, (2521), 2477 states have call predecessors, (2521), 2519 states have call successors, (2521) [2022-07-20 04:05:31,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8971 states to 8971 states and 12183 transitions. [2022-07-20 04:05:31,640 INFO L78 Accepts]: Start accepts. Automaton has 8971 states and 12183 transitions. Word has length 156 [2022-07-20 04:05:31,640 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 04:05:31,640 INFO L495 AbstractCegarLoop]: Abstraction has 8971 states and 12183 transitions. [2022-07-20 04:05:31,641 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 4.947368421052632) internal successors, (94), 18 states have internal predecessors, (94), 7 states have call successors, (39), 2 states have call predecessors, (39), 5 states have return successors, (35), 8 states have call predecessors, (35), 7 states have call successors, (35) [2022-07-20 04:05:31,641 INFO L276 IsEmpty]: Start isEmpty. Operand 8971 states and 12183 transitions. [2022-07-20 04:05:31,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-07-20 04:05:31,643 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 04:05:31,643 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 04:05:31,707 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (17)] Forceful destruction successful, exit code 0 [2022-07-20 04:05:31,859 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 04:05:31,859 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 28 more)] === [2022-07-20 04:05:31,860 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 04:05:31,860 INFO L85 PathProgramCache]: Analyzing trace with hash -1117183932, now seen corresponding path program 1 times [2022-07-20 04:05:31,862 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 04:05:31,862 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1622398014] [2022-07-20 04:05:31,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 04:05:31,863 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 04:05:31,863 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 04:05:31,864 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 04:05:31,866 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (18)] Waiting until timeout for monitored process [2022-07-20 04:05:33,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:05:33,952 INFO L263 TraceCheckSpWp]: Trace formula consists of 2680 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-20 04:05:33,955 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 04:05:34,778 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-20 04:05:34,779 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 04:05:34,779 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 04:05:34,779 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1622398014] [2022-07-20 04:05:34,779 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1622398014] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 04:05:34,779 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 04:05:34,779 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-20 04:05:34,779 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1870788157] [2022-07-20 04:05:34,779 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 04:05:34,779 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-20 04:05:34,780 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 04:05:34,780 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-20 04:05:34,780 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-20 04:05:34,780 INFO L87 Difference]: Start difference. First operand 8971 states and 12183 transitions. Second operand has 4 states, 4 states have (on average 20.0) internal successors, (80), 3 states have internal predecessors, (80), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2022-07-20 04:05:35,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 04:05:35,098 INFO L93 Difference]: Finished difference Result 8971 states and 12183 transitions. [2022-07-20 04:05:35,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-20 04:05:35,099 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 20.0) internal successors, (80), 3 states have internal predecessors, (80), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 132 [2022-07-20 04:05:35,100 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 04:05:35,131 INFO L225 Difference]: With dead ends: 8971 [2022-07-20 04:05:35,132 INFO L226 Difference]: Without dead ends: 8969 [2022-07-20 04:05:35,138 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 129 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-20 04:05:35,139 INFO L413 NwaCegarLoop]: 3964 mSDtfsCounter, 3849 mSDsluCounter, 3962 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3851 SdHoareTripleChecker+Valid, 7926 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-20 04:05:35,139 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3851 Valid, 7926 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-20 04:05:35,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8969 states. [2022-07-20 04:05:35,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8969 to 8969. [2022-07-20 04:05:35,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8969 states, 5836 states have (on average 1.2232693625771076) internal successors, (7139), 6008 states have internal predecessors, (7139), 2521 states have call successors, (2521), 599 states have call predecessors, (2521), 595 states have return successors, (2521), 2477 states have call predecessors, (2521), 2519 states have call successors, (2521) [2022-07-20 04:05:35,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8969 states to 8969 states and 12181 transitions. [2022-07-20 04:05:35,580 INFO L78 Accepts]: Start accepts. Automaton has 8969 states and 12181 transitions. Word has length 132 [2022-07-20 04:05:35,581 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 04:05:35,581 INFO L495 AbstractCegarLoop]: Abstraction has 8969 states and 12181 transitions. [2022-07-20 04:05:35,581 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 20.0) internal successors, (80), 3 states have internal predecessors, (80), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2022-07-20 04:05:35,581 INFO L276 IsEmpty]: Start isEmpty. Operand 8969 states and 12181 transitions. [2022-07-20 04:05:35,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2022-07-20 04:05:35,583 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 04:05:35,583 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 04:05:35,640 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (18)] Forceful destruction successful, exit code 0 [2022-07-20 04:05:35,785 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 04:05:35,785 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_linux_kernel_rcu_srcu_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 28 more)] === [2022-07-20 04:05:35,786 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 04:05:35,787 INFO L85 PathProgramCache]: Analyzing trace with hash 188213418, now seen corresponding path program 1 times [2022-07-20 04:05:35,790 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 04:05:35,790 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [874948] [2022-07-20 04:05:35,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 04:05:35,790 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 04:05:35,791 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 04:05:35,793 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 04:05:35,794 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (19)] Waiting until timeout for monitored process [2022-07-20 04:05:37,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:05:37,897 INFO L263 TraceCheckSpWp]: Trace formula consists of 2689 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-20 04:05:37,901 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 04:05:38,711 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-20 04:05:38,711 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 04:05:38,711 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 04:05:38,711 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [874948] [2022-07-20 04:05:38,711 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [874948] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 04:05:38,712 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 04:05:38,712 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-20 04:05:38,712 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [507453044] [2022-07-20 04:05:38,712 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 04:05:38,712 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-20 04:05:38,712 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 04:05:38,713 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-20 04:05:38,713 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-20 04:05:38,713 INFO L87 Difference]: Start difference. First operand 8969 states and 12181 transitions. Second operand has 4 states, 4 states have (on average 21.0) internal successors, (84), 3 states have internal predecessors, (84), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2022-07-20 04:05:39,077 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 04:05:39,077 INFO L93 Difference]: Finished difference Result 8969 states and 12181 transitions. [2022-07-20 04:05:39,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-20 04:05:39,078 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 21.0) internal successors, (84), 3 states have internal predecessors, (84), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 138 [2022-07-20 04:05:39,078 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 04:05:39,100 INFO L225 Difference]: With dead ends: 8969 [2022-07-20 04:05:39,101 INFO L226 Difference]: Without dead ends: 8967 [2022-07-20 04:05:39,104 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-20 04:05:39,105 INFO L413 NwaCegarLoop]: 3962 mSDtfsCounter, 3841 mSDsluCounter, 3960 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3843 SdHoareTripleChecker+Valid, 7922 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-20 04:05:39,105 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3843 Valid, 7922 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-20 04:05:39,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8967 states. [2022-07-20 04:05:39,445 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8967 to 8967. [2022-07-20 04:05:39,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8967 states, 5835 states have (on average 1.2231362467866325) internal successors, (7137), 6006 states have internal predecessors, (7137), 2521 states have call successors, (2521), 599 states have call predecessors, (2521), 595 states have return successors, (2521), 2477 states have call predecessors, (2521), 2519 states have call successors, (2521) [2022-07-20 04:05:39,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8967 states to 8967 states and 12179 transitions. [2022-07-20 04:05:39,485 INFO L78 Accepts]: Start accepts. Automaton has 8967 states and 12179 transitions. Word has length 138 [2022-07-20 04:05:39,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 04:05:39,486 INFO L495 AbstractCegarLoop]: Abstraction has 8967 states and 12179 transitions. [2022-07-20 04:05:39,486 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.0) internal successors, (84), 3 states have internal predecessors, (84), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2022-07-20 04:05:39,486 INFO L276 IsEmpty]: Start isEmpty. Operand 8967 states and 12179 transitions. [2022-07-20 04:05:39,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2022-07-20 04:05:39,489 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 04:05:39,489 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 04:05:39,542 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (19)] Ended with exit code 0 [2022-07-20 04:05:39,707 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 04:05:39,707 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_linux_lib_idr_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 28 more)] === [2022-07-20 04:05:39,708 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 04:05:39,708 INFO L85 PathProgramCache]: Analyzing trace with hash -856126382, now seen corresponding path program 1 times [2022-07-20 04:05:39,710 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 04:05:39,710 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1791477032] [2022-07-20 04:05:39,710 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 04:05:39,710 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 04:05:39,710 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 04:05:39,712 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 04:05:39,737 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (20)] Waiting until timeout for monitored process [2022-07-20 04:05:41,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:05:41,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 2698 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-20 04:05:41,860 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 04:05:42,667 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-20 04:05:42,667 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 04:05:42,667 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 04:05:42,667 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1791477032] [2022-07-20 04:05:42,667 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1791477032] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 04:05:42,667 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 04:05:42,667 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-20 04:05:42,667 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2061346289] [2022-07-20 04:05:42,667 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 04:05:42,668 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-20 04:05:42,668 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 04:05:42,668 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-20 04:05:42,668 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-20 04:05:42,668 INFO L87 Difference]: Start difference. First operand 8967 states and 12179 transitions. Second operand has 4 states, 4 states have (on average 22.0) internal successors, (88), 3 states have internal predecessors, (88), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2022-07-20 04:05:42,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 04:05:42,955 INFO L93 Difference]: Finished difference Result 8967 states and 12179 transitions. [2022-07-20 04:05:42,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-20 04:05:42,956 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 22.0) internal successors, (88), 3 states have internal predecessors, (88), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 144 [2022-07-20 04:05:42,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 04:05:42,978 INFO L225 Difference]: With dead ends: 8967 [2022-07-20 04:05:42,978 INFO L226 Difference]: Without dead ends: 8965 [2022-07-20 04:05:42,982 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 144 GetRequests, 141 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-20 04:05:42,982 INFO L413 NwaCegarLoop]: 3960 mSDtfsCounter, 3833 mSDsluCounter, 3958 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3835 SdHoareTripleChecker+Valid, 7918 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-20 04:05:42,982 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3835 Valid, 7918 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-20 04:05:42,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8965 states. [2022-07-20 04:05:43,473 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8965 to 8965. [2022-07-20 04:05:43,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8965 states, 5834 states have (on average 1.223003085361673) internal successors, (7135), 6004 states have internal predecessors, (7135), 2521 states have call successors, (2521), 599 states have call predecessors, (2521), 595 states have return successors, (2521), 2477 states have call predecessors, (2521), 2519 states have call successors, (2521) [2022-07-20 04:05:43,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8965 states to 8965 states and 12177 transitions. [2022-07-20 04:05:43,516 INFO L78 Accepts]: Start accepts. Automaton has 8965 states and 12177 transitions. Word has length 144 [2022-07-20 04:05:43,517 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 04:05:43,517 INFO L495 AbstractCegarLoop]: Abstraction has 8965 states and 12177 transitions. [2022-07-20 04:05:43,517 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 22.0) internal successors, (88), 3 states have internal predecessors, (88), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2022-07-20 04:05:43,517 INFO L276 IsEmpty]: Start isEmpty. Operand 8965 states and 12177 transitions. [2022-07-20 04:05:43,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2022-07-20 04:05:43,519 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 04:05:43,519 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 04:05:43,575 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (20)] Forceful destruction successful, exit code 0 [2022-07-20 04:05:43,724 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 04:05:43,724 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 28 more)] === [2022-07-20 04:05:43,724 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 04:05:43,725 INFO L85 PathProgramCache]: Analyzing trace with hash -1718982470, now seen corresponding path program 1 times [2022-07-20 04:05:43,727 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 04:05:43,727 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1379902757] [2022-07-20 04:05:43,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 04:05:43,728 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 04:05:43,728 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 04:05:43,729 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 04:05:43,731 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (21)] Waiting until timeout for monitored process [2022-07-20 04:05:45,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:05:45,671 INFO L263 TraceCheckSpWp]: Trace formula consists of 2707 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-20 04:05:45,674 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 04:05:46,545 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-20 04:05:46,545 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 04:05:46,545 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 04:05:46,545 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1379902757] [2022-07-20 04:05:46,545 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1379902757] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 04:05:46,545 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 04:05:46,545 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-20 04:05:46,546 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1801331321] [2022-07-20 04:05:46,546 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 04:05:46,546 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-20 04:05:46,546 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 04:05:46,546 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-20 04:05:46,546 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-20 04:05:46,547 INFO L87 Difference]: Start difference. First operand 8965 states and 12177 transitions. Second operand has 4 states, 4 states have (on average 23.0) internal successors, (92), 3 states have internal predecessors, (92), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2022-07-20 04:05:46,864 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 04:05:46,864 INFO L93 Difference]: Finished difference Result 8965 states and 12177 transitions. [2022-07-20 04:05:46,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-20 04:05:46,865 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 23.0) internal successors, (92), 3 states have internal predecessors, (92), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 150 [2022-07-20 04:05:46,865 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 04:05:46,889 INFO L225 Difference]: With dead ends: 8965 [2022-07-20 04:05:46,889 INFO L226 Difference]: Without dead ends: 8963 [2022-07-20 04:05:46,892 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 147 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-20 04:05:46,893 INFO L413 NwaCegarLoop]: 3958 mSDtfsCounter, 3825 mSDsluCounter, 3956 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3827 SdHoareTripleChecker+Valid, 7914 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-20 04:05:46,893 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3827 Valid, 7914 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-20 04:05:46,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8963 states. [2022-07-20 04:05:47,399 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8963 to 8963. [2022-07-20 04:05:47,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8963 states, 5833 states have (on average 1.2228698782787588) internal successors, (7133), 6002 states have internal predecessors, (7133), 2521 states have call successors, (2521), 599 states have call predecessors, (2521), 595 states have return successors, (2521), 2477 states have call predecessors, (2521), 2519 states have call successors, (2521) [2022-07-20 04:05:47,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8963 states to 8963 states and 12175 transitions. [2022-07-20 04:05:47,441 INFO L78 Accepts]: Start accepts. Automaton has 8963 states and 12175 transitions. Word has length 150 [2022-07-20 04:05:47,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 04:05:47,441 INFO L495 AbstractCegarLoop]: Abstraction has 8963 states and 12175 transitions. [2022-07-20 04:05:47,442 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 23.0) internal successors, (92), 3 states have internal predecessors, (92), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2022-07-20 04:05:47,442 INFO L276 IsEmpty]: Start isEmpty. Operand 8963 states and 12175 transitions. [2022-07-20 04:05:47,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2022-07-20 04:05:47,444 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 04:05:47,444 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 04:05:47,518 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (21)] Forceful destruction successful, exit code 0 [2022-07-20 04:05:47,667 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 04:05:47,667 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 28 more)] === [2022-07-20 04:05:47,668 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 04:05:47,668 INFO L85 PathProgramCache]: Analyzing trace with hash -147750983, now seen corresponding path program 1 times [2022-07-20 04:05:47,670 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 04:05:47,670 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [56178631] [2022-07-20 04:05:47,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 04:05:47,670 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 04:05:47,671 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 04:05:47,672 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 04:05:47,673 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (22)] Waiting until timeout for monitored process [2022-07-20 04:05:49,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:05:50,099 INFO L263 TraceCheckSpWp]: Trace formula consists of 2976 conjuncts, 22 conjunts are in the unsatisfiable core [2022-07-20 04:05:50,103 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 04:05:50,728 INFO L134 CoverageAnalysis]: Checked inductivity of 237 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2022-07-20 04:05:50,728 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 04:05:50,728 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 04:05:50,728 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [56178631] [2022-07-20 04:05:50,728 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [56178631] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 04:05:50,728 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 04:05:50,728 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-07-20 04:05:50,729 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1303405505] [2022-07-20 04:05:50,729 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 04:05:50,729 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-07-20 04:05:50,729 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 04:05:50,729 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-07-20 04:05:50,729 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=183, Unknown=0, NotChecked=0, Total=210 [2022-07-20 04:05:50,730 INFO L87 Difference]: Start difference. First operand 8963 states and 12175 transitions. Second operand has 15 states, 13 states have (on average 5.3076923076923075) internal successors, (69), 13 states have internal predecessors, (69), 6 states have call successors, (28), 2 states have call predecessors, (28), 5 states have return successors, (26), 7 states have call predecessors, (26), 6 states have call successors, (26) [2022-07-20 04:05:56,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 04:05:56,115 INFO L93 Difference]: Finished difference Result 18594 states and 25653 transitions. [2022-07-20 04:05:56,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-07-20 04:05:56,115 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 13 states have (on average 5.3076923076923075) internal successors, (69), 13 states have internal predecessors, (69), 6 states have call successors, (28), 2 states have call predecessors, (28), 5 states have return successors, (26), 7 states have call predecessors, (26), 6 states have call successors, (26) Word has length 179 [2022-07-20 04:05:56,116 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 04:05:56,149 INFO L225 Difference]: With dead ends: 18594 [2022-07-20 04:05:56,150 INFO L226 Difference]: Without dead ends: 12403 [2022-07-20 04:05:56,165 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 192 GetRequests, 167 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=104, Invalid=598, Unknown=0, NotChecked=0, Total=702 [2022-07-20 04:05:56,166 INFO L413 NwaCegarLoop]: 5349 mSDtfsCounter, 2491 mSDsluCounter, 65778 mSDsCounter, 0 mSdLazyCounter, 1129 mSolverCounterSat, 963 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2739 SdHoareTripleChecker+Valid, 71127 SdHoareTripleChecker+Invalid, 2092 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 963 IncrementalHoareTripleChecker+Valid, 1129 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.9s IncrementalHoareTripleChecker+Time [2022-07-20 04:05:56,166 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2739 Valid, 71127 Invalid, 2092 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [963 Valid, 1129 Invalid, 0 Unknown, 0 Unchecked, 3.9s Time] [2022-07-20 04:05:56,174 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12403 states. [2022-07-20 04:05:56,597 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12403 to 8983. [2022-07-20 04:05:56,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8983 states, 5845 states have (on average 1.2224123182207014) internal successors, (7145), 6014 states have internal predecessors, (7145), 2529 states have call successors, (2529), 599 states have call predecessors, (2529), 595 states have return successors, (2529), 2485 states have call predecessors, (2529), 2527 states have call successors, (2529) [2022-07-20 04:05:56,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8983 states to 8983 states and 12203 transitions. [2022-07-20 04:05:56,633 INFO L78 Accepts]: Start accepts. Automaton has 8983 states and 12203 transitions. Word has length 179 [2022-07-20 04:05:56,633 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 04:05:56,633 INFO L495 AbstractCegarLoop]: Abstraction has 8983 states and 12203 transitions. [2022-07-20 04:05:56,633 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 13 states have (on average 5.3076923076923075) internal successors, (69), 13 states have internal predecessors, (69), 6 states have call successors, (28), 2 states have call predecessors, (28), 5 states have return successors, (26), 7 states have call predecessors, (26), 6 states have call successors, (26) [2022-07-20 04:05:56,633 INFO L276 IsEmpty]: Start isEmpty. Operand 8983 states and 12203 transitions. [2022-07-20 04:05:56,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2022-07-20 04:05:56,635 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 04:05:56,635 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 04:05:56,687 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (22)] Forceful destruction successful, exit code 0 [2022-07-20 04:05:56,859 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 04:05:56,859 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ldv_linux_net_rtnetlink_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 28 more)] === [2022-07-20 04:05:56,860 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 04:05:56,860 INFO L85 PathProgramCache]: Analyzing trace with hash -146034124, now seen corresponding path program 1 times [2022-07-20 04:05:56,862 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 04:05:56,862 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2088240261] [2022-07-20 04:05:56,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 04:05:56,862 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 04:05:56,862 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 04:05:56,863 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 04:05:56,865 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (23)] Waiting until timeout for monitored process [2022-07-20 04:05:58,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:05:59,009 INFO L263 TraceCheckSpWp]: Trace formula consists of 2716 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-20 04:05:59,012 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 04:05:59,891 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-20 04:05:59,891 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 04:05:59,891 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 04:05:59,891 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2088240261] [2022-07-20 04:05:59,892 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2088240261] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 04:05:59,892 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 04:05:59,892 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-20 04:05:59,892 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1801707578] [2022-07-20 04:05:59,892 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 04:05:59,893 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-20 04:05:59,893 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 04:05:59,893 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-20 04:05:59,893 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-20 04:05:59,893 INFO L87 Difference]: Start difference. First operand 8983 states and 12203 transitions. Second operand has 4 states, 4 states have (on average 24.0) internal successors, (96), 3 states have internal predecessors, (96), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2022-07-20 04:06:00,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 04:06:00,433 INFO L93 Difference]: Finished difference Result 19617 states and 26528 transitions. [2022-07-20 04:06:00,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-20 04:06:00,436 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 24.0) internal successors, (96), 3 states have internal predecessors, (96), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) Word has length 156 [2022-07-20 04:06:00,436 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 04:06:00,473 INFO L225 Difference]: With dead ends: 19617 [2022-07-20 04:06:00,473 INFO L226 Difference]: Without dead ends: 10669 [2022-07-20 04:06:00,503 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 153 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-20 04:06:00,504 INFO L413 NwaCegarLoop]: 4796 mSDtfsCounter, 3508 mSDsluCounter, 6175 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3510 SdHoareTripleChecker+Valid, 10971 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-20 04:06:00,504 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3510 Valid, 10971 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-20 04:06:00,515 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10669 states. [2022-07-20 04:06:01,084 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10669 to 10651. [2022-07-20 04:06:01,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10651 states, 6870 states have (on average 1.21353711790393) internal successors, (8337), 7064 states have internal predecessors, (8337), 2997 states have call successors, (2997), 775 states have call predecessors, (2997), 771 states have return successors, (3001), 2947 states have call predecessors, (3001), 2995 states have call successors, (3001) [2022-07-20 04:06:01,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10651 states to 10651 states and 14335 transitions. [2022-07-20 04:06:01,135 INFO L78 Accepts]: Start accepts. Automaton has 10651 states and 14335 transitions. Word has length 156 [2022-07-20 04:06:01,135 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 04:06:01,136 INFO L495 AbstractCegarLoop]: Abstraction has 10651 states and 14335 transitions. [2022-07-20 04:06:01,136 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 24.0) internal successors, (96), 3 states have internal predecessors, (96), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2022-07-20 04:06:01,136 INFO L276 IsEmpty]: Start isEmpty. Operand 10651 states and 14335 transitions. [2022-07-20 04:06:01,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2022-07-20 04:06:01,138 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 04:06:01,138 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 04:06:01,191 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (23)] Forceful destruction successful, exit code 0 [2022-07-20 04:06:01,358 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 04:06:01,358 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ldv_linux_net_sock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 28 more)] === [2022-07-20 04:06:01,359 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 04:06:01,359 INFO L85 PathProgramCache]: Analyzing trace with hash 1084863694, now seen corresponding path program 1 times [2022-07-20 04:06:01,361 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 04:06:01,361 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1990841793] [2022-07-20 04:06:01,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 04:06:01,362 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 04:06:01,362 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 04:06:01,363 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 04:06:01,365 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (24)] Waiting until timeout for monitored process [2022-07-20 04:06:03,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:06:03,177 INFO L263 TraceCheckSpWp]: Trace formula consists of 2725 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-20 04:06:03,179 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 04:06:03,998 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-20 04:06:03,998 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 04:06:03,998 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 04:06:03,998 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1990841793] [2022-07-20 04:06:03,998 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1990841793] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 04:06:03,999 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 04:06:03,999 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-20 04:06:03,999 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1411799397] [2022-07-20 04:06:03,999 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 04:06:03,999 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-20 04:06:04,000 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 04:06:04,000 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-20 04:06:04,000 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-20 04:06:04,000 INFO L87 Difference]: Start difference. First operand 10651 states and 14335 transitions. Second operand has 4 states, 4 states have (on average 25.0) internal successors, (100), 3 states have internal predecessors, (100), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2022-07-20 04:06:04,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 04:06:04,575 INFO L93 Difference]: Finished difference Result 10651 states and 14335 transitions. [2022-07-20 04:06:04,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-20 04:06:04,576 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 25.0) internal successors, (100), 3 states have internal predecessors, (100), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 162 [2022-07-20 04:06:04,576 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 04:06:04,604 INFO L225 Difference]: With dead ends: 10651 [2022-07-20 04:06:04,604 INFO L226 Difference]: Without dead ends: 10649 [2022-07-20 04:06:04,608 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 162 GetRequests, 159 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-20 04:06:04,609 INFO L413 NwaCegarLoop]: 3954 mSDtfsCounter, 3809 mSDsluCounter, 3952 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3811 SdHoareTripleChecker+Valid, 7906 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-20 04:06:04,609 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3811 Valid, 7906 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-20 04:06:04,618 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10649 states. [2022-07-20 04:06:05,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10649 to 10649. [2022-07-20 04:06:05,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10649 states, 6869 states have (on average 1.2134226233804046) internal successors, (8335), 7062 states have internal predecessors, (8335), 2997 states have call successors, (2997), 775 states have call predecessors, (2997), 771 states have return successors, (3001), 2947 states have call predecessors, (3001), 2995 states have call successors, (3001) [2022-07-20 04:06:05,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10649 states to 10649 states and 14333 transitions. [2022-07-20 04:06:05,248 INFO L78 Accepts]: Start accepts. Automaton has 10649 states and 14333 transitions. Word has length 162 [2022-07-20 04:06:05,248 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 04:06:05,249 INFO L495 AbstractCegarLoop]: Abstraction has 10649 states and 14333 transitions. [2022-07-20 04:06:05,249 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 25.0) internal successors, (100), 3 states have internal predecessors, (100), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2022-07-20 04:06:05,249 INFO L276 IsEmpty]: Start isEmpty. Operand 10649 states and 14333 transitions. [2022-07-20 04:06:05,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2022-07-20 04:06:05,251 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 04:06:05,251 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 04:06:05,307 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (24)] Forceful destruction successful, exit code 0 [2022-07-20 04:06:05,467 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 04:06:05,467 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 28 more)] === [2022-07-20 04:06:05,468 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 04:06:05,468 INFO L85 PathProgramCache]: Analyzing trace with hash 2125609560, now seen corresponding path program 1 times [2022-07-20 04:06:05,470 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 04:06:05,470 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [264269981] [2022-07-20 04:06:05,470 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 04:06:05,471 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 04:06:05,471 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 04:06:05,472 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 04:06:05,473 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (25)] Waiting until timeout for monitored process [2022-07-20 04:06:08,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:06:08,282 INFO L263 TraceCheckSpWp]: Trace formula consists of 3036 conjuncts, 25 conjunts are in the unsatisfiable core [2022-07-20 04:06:08,286 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 04:06:09,172 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2022-07-20 04:06:09,173 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 04:06:09,173 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 04:06:09,173 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [264269981] [2022-07-20 04:06:09,173 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [264269981] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 04:06:09,173 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 04:06:09,173 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-07-20 04:06:09,174 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [274428296] [2022-07-20 04:06:09,174 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 04:06:09,175 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2022-07-20 04:06:09,175 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 04:06:09,176 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-07-20 04:06:09,176 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=307, Unknown=0, NotChecked=0, Total=342 [2022-07-20 04:06:09,177 INFO L87 Difference]: Start difference. First operand 10649 states and 14333 transitions. Second operand has 19 states, 17 states have (on average 4.9411764705882355) internal successors, (84), 16 states have internal predecessors, (84), 7 states have call successors, (31), 2 states have call predecessors, (31), 6 states have return successors, (29), 9 states have call predecessors, (29), 7 states have call successors, (29) [2022-07-20 04:06:16,967 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 04:06:16,967 INFO L93 Difference]: Finished difference Result 24734 states and 33803 transitions. [2022-07-20 04:06:16,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-07-20 04:06:16,968 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 17 states have (on average 4.9411764705882355) internal successors, (84), 16 states have internal predecessors, (84), 7 states have call successors, (31), 2 states have call predecessors, (31), 6 states have return successors, (29), 9 states have call predecessors, (29), 7 states have call successors, (29) Word has length 202 [2022-07-20 04:06:16,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 04:06:17,026 INFO L225 Difference]: With dead ends: 24734 [2022-07-20 04:06:17,026 INFO L226 Difference]: Without dead ends: 14118 [2022-07-20 04:06:17,063 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 221 GetRequests, 186 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 147 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=166, Invalid=1166, Unknown=0, NotChecked=0, Total=1332 [2022-07-20 04:06:17,064 INFO L413 NwaCegarLoop]: 5332 mSDtfsCounter, 2695 mSDsluCounter, 86540 mSDsCounter, 0 mSdLazyCounter, 1573 mSolverCounterSat, 1117 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2944 SdHoareTripleChecker+Valid, 91872 SdHoareTripleChecker+Invalid, 2690 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1117 IncrementalHoareTripleChecker+Valid, 1573 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.6s IncrementalHoareTripleChecker+Time [2022-07-20 04:06:17,064 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2944 Valid, 91872 Invalid, 2690 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1117 Valid, 1573 Invalid, 0 Unknown, 0 Unchecked, 5.6s Time] [2022-07-20 04:06:17,078 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14118 states. [2022-07-20 04:06:17,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14118 to 10662. [2022-07-20 04:06:17,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10662 states, 6879 states have (on average 1.2131123709841547) internal successors, (8345), 7073 states have internal predecessors, (8345), 2998 states have call successors, (2998), 775 states have call predecessors, (2998), 773 states have return successors, (3006), 2949 states have call predecessors, (3006), 2996 states have call successors, (3006) [2022-07-20 04:06:17,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10662 states to 10662 states and 14349 transitions. [2022-07-20 04:06:17,802 INFO L78 Accepts]: Start accepts. Automaton has 10662 states and 14349 transitions. Word has length 202 [2022-07-20 04:06:17,802 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 04:06:17,802 INFO L495 AbstractCegarLoop]: Abstraction has 10662 states and 14349 transitions. [2022-07-20 04:06:17,802 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 17 states have (on average 4.9411764705882355) internal successors, (84), 16 states have internal predecessors, (84), 7 states have call successors, (31), 2 states have call predecessors, (31), 6 states have return successors, (29), 9 states have call predecessors, (29), 7 states have call successors, (29) [2022-07-20 04:06:17,803 INFO L276 IsEmpty]: Start isEmpty. Operand 10662 states and 14349 transitions. [2022-07-20 04:06:17,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2022-07-20 04:06:17,804 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 04:06:17,804 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 04:06:17,868 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (25)] Forceful destruction successful, exit code 0 [2022-07-20 04:06:18,011 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 04:06:18,012 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 28 more)] === [2022-07-20 04:06:18,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 04:06:18,013 INFO L85 PathProgramCache]: Analyzing trace with hash 1775415653, now seen corresponding path program 1 times [2022-07-20 04:06:18,016 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 04:06:18,017 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [577289279] [2022-07-20 04:06:18,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 04:06:18,017 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 04:06:18,018 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 04:06:18,019 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 04:06:18,020 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (26)] Waiting until timeout for monitored process [2022-07-20 04:06:19,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:06:20,036 INFO L263 TraceCheckSpWp]: Trace formula consists of 2734 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-20 04:06:20,038 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 04:06:21,081 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-20 04:06:21,081 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 04:06:21,082 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 04:06:21,082 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [577289279] [2022-07-20 04:06:21,082 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [577289279] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 04:06:21,082 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 04:06:21,082 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-20 04:06:21,082 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2146657535] [2022-07-20 04:06:21,082 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 04:06:21,082 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-20 04:06:21,082 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 04:06:21,083 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-20 04:06:21,083 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-20 04:06:21,083 INFO L87 Difference]: Start difference. First operand 10662 states and 14349 transitions. Second operand has 4 states, 4 states have (on average 26.0) internal successors, (104), 3 states have internal predecessors, (104), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2022-07-20 04:06:21,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 04:06:21,578 INFO L93 Difference]: Finished difference Result 10662 states and 14349 transitions. [2022-07-20 04:06:21,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-20 04:06:21,579 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 26.0) internal successors, (104), 3 states have internal predecessors, (104), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 168 [2022-07-20 04:06:21,579 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 04:06:21,617 INFO L225 Difference]: With dead ends: 10662 [2022-07-20 04:06:21,617 INFO L226 Difference]: Without dead ends: 10660 [2022-07-20 04:06:21,625 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 168 GetRequests, 165 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-20 04:06:21,626 INFO L413 NwaCegarLoop]: 3952 mSDtfsCounter, 3801 mSDsluCounter, 3950 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3803 SdHoareTripleChecker+Valid, 7902 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-20 04:06:21,626 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3803 Valid, 7902 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-20 04:06:21,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10660 states. [2022-07-20 04:06:22,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10660 to 10660. [2022-07-20 04:06:22,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10660 states, 6878 states have (on average 1.2129979645245712) internal successors, (8343), 7071 states have internal predecessors, (8343), 2998 states have call successors, (2998), 775 states have call predecessors, (2998), 773 states have return successors, (3006), 2949 states have call predecessors, (3006), 2996 states have call successors, (3006) [2022-07-20 04:06:22,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10660 states to 10660 states and 14347 transitions. [2022-07-20 04:06:22,342 INFO L78 Accepts]: Start accepts. Automaton has 10660 states and 14347 transitions. Word has length 168 [2022-07-20 04:06:22,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 04:06:22,343 INFO L495 AbstractCegarLoop]: Abstraction has 10660 states and 14347 transitions. [2022-07-20 04:06:22,343 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 26.0) internal successors, (104), 3 states have internal predecessors, (104), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2022-07-20 04:06:22,343 INFO L276 IsEmpty]: Start isEmpty. Operand 10660 states and 14347 transitions. [2022-07-20 04:06:22,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2022-07-20 04:06:22,345 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 04:06:22,345 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 04:06:22,402 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (26)] Forceful destruction successful, exit code 0 [2022-07-20 04:06:22,571 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 04:06:22,572 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 28 more)] === [2022-07-20 04:06:22,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 04:06:22,572 INFO L85 PathProgramCache]: Analyzing trace with hash -289094349, now seen corresponding path program 1 times [2022-07-20 04:06:22,575 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 04:06:22,575 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1313246906] [2022-07-20 04:06:22,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 04:06:22,575 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 04:06:22,575 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 04:06:22,577 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 04:06:22,578 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (27)] Waiting until timeout for monitored process [2022-07-20 04:06:24,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:06:24,676 INFO L263 TraceCheckSpWp]: Trace formula consists of 2743 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-20 04:06:24,679 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 04:06:25,711 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-20 04:06:25,711 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 04:06:25,711 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 04:06:25,711 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1313246906] [2022-07-20 04:06:25,711 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1313246906] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 04:06:25,711 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 04:06:25,712 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-20 04:06:25,712 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1080069635] [2022-07-20 04:06:25,712 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 04:06:25,712 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-20 04:06:25,712 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 04:06:25,712 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-20 04:06:25,712 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-20 04:06:25,713 INFO L87 Difference]: Start difference. First operand 10660 states and 14347 transitions. Second operand has 4 states, 4 states have (on average 27.0) internal successors, (108), 3 states have internal predecessors, (108), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2022-07-20 04:06:26,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 04:06:26,331 INFO L93 Difference]: Finished difference Result 10660 states and 14347 transitions. [2022-07-20 04:06:26,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-20 04:06:26,332 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 27.0) internal successors, (108), 3 states have internal predecessors, (108), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) Word has length 174 [2022-07-20 04:06:26,332 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 04:06:26,365 INFO L225 Difference]: With dead ends: 10660 [2022-07-20 04:06:26,365 INFO L226 Difference]: Without dead ends: 10658 [2022-07-20 04:06:26,371 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 174 GetRequests, 171 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-20 04:06:26,372 INFO L413 NwaCegarLoop]: 3950 mSDtfsCounter, 3793 mSDsluCounter, 3948 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3795 SdHoareTripleChecker+Valid, 7898 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-20 04:06:26,372 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3795 Valid, 7898 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-20 04:06:26,382 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10658 states. [2022-07-20 04:06:27,003 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10658 to 10658. [2022-07-20 04:06:27,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10658 states, 6877 states have (on average 1.2128835247927876) internal successors, (8341), 7069 states have internal predecessors, (8341), 2998 states have call successors, (2998), 775 states have call predecessors, (2998), 773 states have return successors, (3006), 2949 states have call predecessors, (3006), 2996 states have call successors, (3006) [2022-07-20 04:06:27,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10658 states to 10658 states and 14345 transitions. [2022-07-20 04:06:27,057 INFO L78 Accepts]: Start accepts. Automaton has 10658 states and 14345 transitions. Word has length 174 [2022-07-20 04:06:27,057 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 04:06:27,058 INFO L495 AbstractCegarLoop]: Abstraction has 10658 states and 14345 transitions. [2022-07-20 04:06:27,058 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 27.0) internal successors, (108), 3 states have internal predecessors, (108), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2022-07-20 04:06:27,058 INFO L276 IsEmpty]: Start isEmpty. Operand 10658 states and 14345 transitions. [2022-07-20 04:06:27,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2022-07-20 04:06:27,060 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 04:06:27,060 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 04:06:27,120 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (27)] Forceful destruction successful, exit code 0 [2022-07-20 04:06:27,287 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 04:06:27,288 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting ldv_linux_usb_urb_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 28 more)] === [2022-07-20 04:06:27,288 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 04:06:27,288 INFO L85 PathProgramCache]: Analyzing trace with hash 1103231586, now seen corresponding path program 1 times [2022-07-20 04:06:27,290 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 04:06:27,291 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [920543050] [2022-07-20 04:06:27,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 04:06:27,291 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 04:06:27,291 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 04:06:27,295 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 04:06:27,300 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (28)] Waiting until timeout for monitored process [2022-07-20 04:06:29,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:06:29,466 INFO L263 TraceCheckSpWp]: Trace formula consists of 2752 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-20 04:06:29,469 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 04:06:30,579 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-20 04:06:30,580 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 04:06:30,580 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 04:06:30,580 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [920543050] [2022-07-20 04:06:30,580 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [920543050] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 04:06:30,580 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 04:06:30,580 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-20 04:06:30,580 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1980264432] [2022-07-20 04:06:30,580 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 04:06:30,580 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-20 04:06:30,581 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 04:06:30,581 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-20 04:06:30,581 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-20 04:06:30,581 INFO L87 Difference]: Start difference. First operand 10658 states and 14345 transitions. Second operand has 4 states, 4 states have (on average 28.0) internal successors, (112), 3 states have internal predecessors, (112), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2022-07-20 04:06:31,132 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 04:06:31,132 INFO L93 Difference]: Finished difference Result 10658 states and 14345 transitions. [2022-07-20 04:06:31,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-20 04:06:31,133 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 28.0) internal successors, (112), 3 states have internal predecessors, (112), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 180 [2022-07-20 04:06:31,133 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 04:06:31,164 INFO L225 Difference]: With dead ends: 10658 [2022-07-20 04:06:31,165 INFO L226 Difference]: Without dead ends: 10486 [2022-07-20 04:06:31,171 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 180 GetRequests, 177 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-20 04:06:31,171 INFO L413 NwaCegarLoop]: 3949 mSDtfsCounter, 3784 mSDsluCounter, 3949 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3784 SdHoareTripleChecker+Valid, 7898 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-20 04:06:31,172 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3784 Valid, 7898 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-20 04:06:31,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10486 states. [2022-07-20 04:06:31,798 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10486 to 10486. [2022-07-20 04:06:31,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10486 states, 6772 states have (on average 1.2154459539279385) internal successors, (8231), 6961 states have internal predecessors, (8231), 2952 states have call successors, (2952), 755 states have call predecessors, (2952), 753 states have return successors, (2960), 2905 states have call predecessors, (2960), 2950 states have call successors, (2960) [2022-07-20 04:06:31,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10486 states to 10486 states and 14143 transitions. [2022-07-20 04:06:31,864 INFO L78 Accepts]: Start accepts. Automaton has 10486 states and 14143 transitions. Word has length 180 [2022-07-20 04:06:31,865 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 04:06:31,865 INFO L495 AbstractCegarLoop]: Abstraction has 10486 states and 14143 transitions. [2022-07-20 04:06:31,865 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 28.0) internal successors, (112), 3 states have internal predecessors, (112), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2022-07-20 04:06:31,865 INFO L276 IsEmpty]: Start isEmpty. Operand 10486 states and 14143 transitions. [2022-07-20 04:06:31,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2022-07-20 04:06:31,867 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 04:06:31,868 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 04:06:31,930 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (28)] Forceful destruction successful, exit code 0 [2022-07-20 04:06:32,083 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 04:06:32,083 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 28 more)] === [2022-07-20 04:06:32,084 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 04:06:32,084 INFO L85 PathProgramCache]: Analyzing trace with hash 1945830884, now seen corresponding path program 1 times [2022-07-20 04:06:32,086 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 04:06:32,086 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [813982595] [2022-07-20 04:06:32,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 04:06:32,087 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 04:06:32,087 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 04:06:32,088 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 04:06:32,089 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (29)] Waiting until timeout for monitored process [2022-07-20 04:06:34,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:06:34,909 INFO L263 TraceCheckSpWp]: Trace formula consists of 3063 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-20 04:06:34,913 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 04:06:34,973 INFO L134 CoverageAnalysis]: Checked inductivity of 519 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 519 trivial. 0 not checked. [2022-07-20 04:06:34,973 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 04:06:34,973 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 04:06:34,975 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [813982595] [2022-07-20 04:06:34,975 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [813982595] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 04:06:34,975 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 04:06:34,976 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-20 04:06:34,976 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [315724374] [2022-07-20 04:06:34,976 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 04:06:34,976 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-20 04:06:34,976 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 04:06:34,977 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-20 04:06:34,977 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-20 04:06:34,977 INFO L87 Difference]: Start difference. First operand 10486 states and 14143 transitions. Second operand has 4 states, 4 states have (on average 19.25) internal successors, (77), 3 states have internal predecessors, (77), 2 states have call successors, (33), 3 states have call predecessors, (33), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2022-07-20 04:06:35,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 04:06:35,810 INFO L93 Difference]: Finished difference Result 21255 states and 28770 transitions. [2022-07-20 04:06:35,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-20 04:06:35,811 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.25) internal successors, (77), 3 states have internal predecessors, (77), 2 states have call successors, (33), 3 states have call predecessors, (33), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 241 [2022-07-20 04:06:35,812 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 04:06:35,858 INFO L225 Difference]: With dead ends: 21255 [2022-07-20 04:06:35,859 INFO L226 Difference]: Without dead ends: 10788 [2022-07-20 04:06:35,889 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 241 GetRequests, 238 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-20 04:06:35,890 INFO L413 NwaCegarLoop]: 3836 mSDtfsCounter, 200 mSDsluCounter, 7646 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 54 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 225 SdHoareTripleChecker+Valid, 11482 SdHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 54 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-07-20 04:06:35,891 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [225 Valid, 11482 Invalid, 66 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [54 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-07-20 04:06:35,902 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10788 states. [2022-07-20 04:06:36,489 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10788 to 10776. [2022-07-20 04:06:36,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10776 states, 6970 states have (on average 1.215925394548063) internal successors, (8475), 7159 states have internal predecessors, (8475), 3042 states have call successors, (3042), 757 states have call predecessors, (3042), 755 states have return successors, (3050), 2995 states have call predecessors, (3050), 3040 states have call successors, (3050) [2022-07-20 04:06:36,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10776 states to 10776 states and 14567 transitions. [2022-07-20 04:06:36,548 INFO L78 Accepts]: Start accepts. Automaton has 10776 states and 14567 transitions. Word has length 241 [2022-07-20 04:06:36,548 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 04:06:36,548 INFO L495 AbstractCegarLoop]: Abstraction has 10776 states and 14567 transitions. [2022-07-20 04:06:36,549 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.25) internal successors, (77), 3 states have internal predecessors, (77), 2 states have call successors, (33), 3 states have call predecessors, (33), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2022-07-20 04:06:36,549 INFO L276 IsEmpty]: Start isEmpty. Operand 10776 states and 14567 transitions. [2022-07-20 04:06:36,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2022-07-20 04:06:36,551 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 04:06:36,551 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 04:06:36,608 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (29)] Forceful destruction successful, exit code 0 [2022-07-20 04:06:36,767 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 29 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 04:06:36,767 INFO L420 AbstractCegarLoop]: === Iteration 29 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 28 more)] === [2022-07-20 04:06:36,768 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 04:06:36,768 INFO L85 PathProgramCache]: Analyzing trace with hash 478875188, now seen corresponding path program 1 times [2022-07-20 04:06:36,770 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 04:06:36,770 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [304673860] [2022-07-20 04:06:36,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 04:06:36,771 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 04:06:36,771 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 04:06:36,772 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 04:06:36,774 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (30)] Waiting until timeout for monitored process [2022-07-20 04:06:39,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:06:39,521 INFO L263 TraceCheckSpWp]: Trace formula consists of 3074 conjuncts, 11 conjunts are in the unsatisfiable core [2022-07-20 04:06:39,525 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 04:06:40,800 INFO L134 CoverageAnalysis]: Checked inductivity of 519 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 519 trivial. 0 not checked. [2022-07-20 04:06:40,800 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 04:06:40,800 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 04:06:40,800 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [304673860] [2022-07-20 04:06:40,800 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [304673860] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 04:06:40,801 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 04:06:40,801 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-20 04:06:40,801 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1257268984] [2022-07-20 04:06:40,801 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 04:06:40,801 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-20 04:06:40,801 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 04:06:40,801 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-20 04:06:40,802 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-07-20 04:06:40,802 INFO L87 Difference]: Start difference. First operand 10776 states and 14567 transitions. Second operand has 6 states, 6 states have (on average 13.333333333333334) internal successors, (80), 4 states have internal predecessors, (80), 1 states have call successors, (34), 1 states have call predecessors, (34), 2 states have return successors, (29), 2 states have call predecessors, (29), 1 states have call successors, (29) [2022-07-20 04:06:48,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 04:06:48,439 INFO L93 Difference]: Finished difference Result 21997 states and 29782 transitions. [2022-07-20 04:06:48,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-20 04:06:48,440 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.333333333333334) internal successors, (80), 4 states have internal predecessors, (80), 1 states have call successors, (34), 1 states have call predecessors, (34), 2 states have return successors, (29), 2 states have call predecessors, (29), 1 states have call successors, (29) Word has length 246 [2022-07-20 04:06:48,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 04:06:48,481 INFO L225 Difference]: With dead ends: 21997 [2022-07-20 04:06:48,481 INFO L226 Difference]: Without dead ends: 11240 [2022-07-20 04:06:48,508 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 247 GetRequests, 241 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2022-07-20 04:06:48,512 INFO L413 NwaCegarLoop]: 3865 mSDtfsCounter, 3649 mSDsluCounter, 10154 mSDsCounter, 0 mSdLazyCounter, 1585 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3653 SdHoareTripleChecker+Valid, 14019 SdHoareTripleChecker+Invalid, 1587 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 1585 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.7s IncrementalHoareTripleChecker+Time [2022-07-20 04:06:48,513 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3653 Valid, 14019 Invalid, 1587 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 1585 Invalid, 0 Unknown, 0 Unchecked, 6.7s Time] [2022-07-20 04:06:48,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11240 states. [2022-07-20 04:06:49,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11240 to 11236. [2022-07-20 04:06:49,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11236 states, 7270 states have (on average 1.2138927097661623) internal successors, (8825), 7467 states have internal predecessors, (8825), 3130 states have call successors, (3130), 829 states have call predecessors, (3130), 827 states have return successors, (3138), 3079 states have call predecessors, (3138), 3128 states have call successors, (3138) [2022-07-20 04:06:49,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11236 states to 11236 states and 15093 transitions. [2022-07-20 04:06:49,314 INFO L78 Accepts]: Start accepts. Automaton has 11236 states and 15093 transitions. Word has length 246 [2022-07-20 04:06:49,314 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 04:06:49,314 INFO L495 AbstractCegarLoop]: Abstraction has 11236 states and 15093 transitions. [2022-07-20 04:06:49,315 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.333333333333334) internal successors, (80), 4 states have internal predecessors, (80), 1 states have call successors, (34), 1 states have call predecessors, (34), 2 states have return successors, (29), 2 states have call predecessors, (29), 1 states have call successors, (29) [2022-07-20 04:06:49,315 INFO L276 IsEmpty]: Start isEmpty. Operand 11236 states and 15093 transitions. [2022-07-20 04:06:49,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2022-07-20 04:06:49,316 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 04:06:49,316 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 04:06:49,369 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (30)] Forceful destruction successful, exit code 0 [2022-07-20 04:06:49,531 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 30 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 04:06:49,531 INFO L420 AbstractCegarLoop]: === Iteration 30 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 28 more)] === [2022-07-20 04:06:49,532 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 04:06:49,532 INFO L85 PathProgramCache]: Analyzing trace with hash 478934770, now seen corresponding path program 1 times [2022-07-20 04:06:49,534 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 04:06:49,534 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1135615628] [2022-07-20 04:06:49,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 04:06:49,534 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 04:06:49,535 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 04:06:49,536 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 04:06:49,537 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (31)] Waiting until timeout for monitored process [2022-07-20 04:06:52,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:06:52,284 INFO L263 TraceCheckSpWp]: Trace formula consists of 3074 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-20 04:06:52,288 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 04:06:52,335 INFO L134 CoverageAnalysis]: Checked inductivity of 519 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 519 trivial. 0 not checked. [2022-07-20 04:06:52,335 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 04:06:52,335 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 04:06:52,335 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1135615628] [2022-07-20 04:06:52,335 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1135615628] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 04:06:52,335 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 04:06:52,336 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-20 04:06:52,336 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1742518226] [2022-07-20 04:06:52,336 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 04:06:52,336 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-20 04:06:52,336 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 04:06:52,336 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-20 04:06:52,336 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-20 04:06:52,337 INFO L87 Difference]: Start difference. First operand 11236 states and 15093 transitions. Second operand has 4 states, 4 states have (on average 20.0) internal successors, (80), 4 states have internal predecessors, (80), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2022-07-20 04:06:52,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 04:06:52,948 INFO L93 Difference]: Finished difference Result 11236 states and 15093 transitions. [2022-07-20 04:06:52,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-20 04:06:52,948 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 20.0) internal successors, (80), 4 states have internal predecessors, (80), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 246 [2022-07-20 04:06:52,949 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 04:06:52,977 INFO L225 Difference]: With dead ends: 11236 [2022-07-20 04:06:52,977 INFO L226 Difference]: Without dead ends: 11234 [2022-07-20 04:06:52,982 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 246 GetRequests, 243 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-20 04:06:52,982 INFO L413 NwaCegarLoop]: 3787 mSDtfsCounter, 23 mSDsluCounter, 7552 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 11339 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-20 04:06:52,983 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [23 Valid, 11339 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-20 04:06:52,989 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11234 states. [2022-07-20 04:06:53,645 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11234 to 11234. [2022-07-20 04:06:53,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11234 states, 7269 states have (on average 1.2130967120649332) internal successors, (8818), 7465 states have internal predecessors, (8818), 3130 states have call successors, (3130), 829 states have call predecessors, (3130), 827 states have return successors, (3138), 3079 states have call predecessors, (3138), 3128 states have call successors, (3138) [2022-07-20 04:06:53,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11234 states to 11234 states and 15086 transitions. [2022-07-20 04:06:53,689 INFO L78 Accepts]: Start accepts. Automaton has 11234 states and 15086 transitions. Word has length 246 [2022-07-20 04:06:53,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 04:06:53,689 INFO L495 AbstractCegarLoop]: Abstraction has 11234 states and 15086 transitions. [2022-07-20 04:06:53,689 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 20.0) internal successors, (80), 4 states have internal predecessors, (80), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2022-07-20 04:06:53,690 INFO L276 IsEmpty]: Start isEmpty. Operand 11234 states and 15086 transitions. [2022-07-20 04:06:53,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2022-07-20 04:06:53,691 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 04:06:53,691 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 04:06:53,745 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (31)] Forceful destruction successful, exit code 0 [2022-07-20 04:06:53,919 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 31 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 04:06:53,920 INFO L420 AbstractCegarLoop]: === Iteration 31 === Targeting ldv_linux_arch_io_io_mem_unmapErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 28 more)] === [2022-07-20 04:06:53,920 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 04:06:53,920 INFO L85 PathProgramCache]: Analyzing trace with hash -1952048266, now seen corresponding path program 1 times [2022-07-20 04:06:53,923 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 04:06:53,923 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [290170040] [2022-07-20 04:06:53,923 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 04:06:53,923 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 04:06:53,923 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 04:06:53,924 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 04:06:53,926 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (32)] Waiting until timeout for monitored process [2022-07-20 04:06:56,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:06:57,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 3326 conjuncts, 5 conjunts are in the unsatisfiable core [2022-07-20 04:06:57,027 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 04:06:57,139 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2022-07-20 04:06:57,139 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 04:06:57,139 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 04:06:57,139 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [290170040] [2022-07-20 04:06:57,139 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [290170040] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 04:06:57,139 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 04:06:57,140 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-20 04:06:57,140 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [219842719] [2022-07-20 04:06:57,140 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 04:06:57,140 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-20 04:06:57,140 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 04:06:57,140 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-20 04:06:57,140 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-20 04:06:57,141 INFO L87 Difference]: Start difference. First operand 11234 states and 15086 transitions. Second operand has 6 states, 6 states have (on average 16.5) internal successors, (99), 5 states have internal predecessors, (99), 2 states have call successors, (31), 2 states have call predecessors, (31), 3 states have return successors, (30), 3 states have call predecessors, (30), 2 states have call successors, (30) [2022-07-20 04:06:58,648 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 04:06:58,649 INFO L93 Difference]: Finished difference Result 24832 states and 33688 transitions. [2022-07-20 04:06:58,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-20 04:06:58,655 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 16.5) internal successors, (99), 5 states have internal predecessors, (99), 2 states have call successors, (31), 2 states have call predecessors, (31), 3 states have return successors, (30), 3 states have call predecessors, (30), 2 states have call successors, (30) Word has length 225 [2022-07-20 04:06:58,656 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 04:06:58,690 INFO L225 Difference]: With dead ends: 24832 [2022-07-20 04:06:58,690 INFO L226 Difference]: Without dead ends: 13617 [2022-07-20 04:06:58,712 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 225 GetRequests, 220 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-07-20 04:06:58,713 INFO L413 NwaCegarLoop]: 4996 mSDtfsCounter, 757 mSDsluCounter, 18997 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 995 SdHoareTripleChecker+Valid, 23993 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-07-20 04:06:58,713 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [995 Valid, 23993 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-07-20 04:06:58,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13617 states. [2022-07-20 04:06:59,354 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13617 to 11238. [2022-07-20 04:06:59,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11238 states, 7273 states have (on average 1.2129795132682524) internal successors, (8822), 7467 states have internal predecessors, (8822), 3130 states have call successors, (3130), 829 states have call predecessors, (3130), 827 states have return successors, (3138), 3081 states have call predecessors, (3138), 3128 states have call successors, (3138) [2022-07-20 04:06:59,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11238 states to 11238 states and 15090 transitions. [2022-07-20 04:06:59,399 INFO L78 Accepts]: Start accepts. Automaton has 11238 states and 15090 transitions. Word has length 225 [2022-07-20 04:06:59,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 04:06:59,400 INFO L495 AbstractCegarLoop]: Abstraction has 11238 states and 15090 transitions. [2022-07-20 04:06:59,400 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 16.5) internal successors, (99), 5 states have internal predecessors, (99), 2 states have call successors, (31), 2 states have call predecessors, (31), 3 states have return successors, (30), 3 states have call predecessors, (30), 2 states have call successors, (30) [2022-07-20 04:06:59,400 INFO L276 IsEmpty]: Start isEmpty. Operand 11238 states and 15090 transitions. [2022-07-20 04:06:59,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2022-07-20 04:06:59,402 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 04:06:59,402 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 04:06:59,455 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (32)] Forceful destruction successful, exit code 0 [2022-07-20 04:06:59,606 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 32 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 04:06:59,607 INFO L420 AbstractCegarLoop]: === Iteration 32 === Targeting ldv_check_alloc_flagsErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 28 more)] === [2022-07-20 04:06:59,607 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 04:06:59,607 INFO L85 PathProgramCache]: Analyzing trace with hash -2134898248, now seen corresponding path program 1 times [2022-07-20 04:06:59,610 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 04:06:59,610 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1538614563] [2022-07-20 04:06:59,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 04:06:59,611 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 04:06:59,611 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 04:06:59,612 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 04:06:59,613 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (33)] Waiting until timeout for monitored process [2022-07-20 04:07:02,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:02,222 INFO L263 TraceCheckSpWp]: Trace formula consists of 3081 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-20 04:07:02,226 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 04:07:03,694 INFO L134 CoverageAnalysis]: Checked inductivity of 519 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 519 trivial. 0 not checked. [2022-07-20 04:07:03,694 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 04:07:03,695 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 04:07:03,695 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1538614563] [2022-07-20 04:07:03,695 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1538614563] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 04:07:03,695 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 04:07:03,695 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-20 04:07:03,695 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [19461077] [2022-07-20 04:07:03,695 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 04:07:03,696 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-20 04:07:03,696 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 04:07:03,696 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-20 04:07:03,696 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 04:07:03,697 INFO L87 Difference]: Start difference. First operand 11238 states and 15090 transitions. Second operand has 3 states, 3 states have (on average 28.0) internal successors, (84), 2 states have internal predecessors, (84), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2022-07-20 04:07:04,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 04:07:04,412 INFO L93 Difference]: Finished difference Result 22443 states and 30275 transitions. [2022-07-20 04:07:04,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-20 04:07:04,413 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.0) internal successors, (84), 2 states have internal predecessors, (84), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 250 [2022-07-20 04:07:04,413 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 04:07:04,453 INFO L225 Difference]: With dead ends: 22443 [2022-07-20 04:07:04,453 INFO L226 Difference]: Without dead ends: 11224 [2022-07-20 04:07:04,488 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 249 GetRequests, 248 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 04:07:04,489 INFO L413 NwaCegarLoop]: 3783 mSDtfsCounter, 3640 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3640 SdHoareTripleChecker+Valid, 3783 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-20 04:07:04,489 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3640 Valid, 3783 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-20 04:07:04,500 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11224 states. [2022-07-20 04:07:05,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11224 to 11224. [2022-07-20 04:07:05,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11224 states, 7260 states have (on average 1.2117079889807163) internal successors, (8797), 7453 states have internal predecessors, (8797), 3130 states have call successors, (3130), 829 states have call predecessors, (3130), 827 states have return successors, (3138), 3081 states have call predecessors, (3138), 3128 states have call successors, (3138) [2022-07-20 04:07:05,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11224 states to 11224 states and 15065 transitions. [2022-07-20 04:07:05,223 INFO L78 Accepts]: Start accepts. Automaton has 11224 states and 15065 transitions. Word has length 250 [2022-07-20 04:07:05,223 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 04:07:05,224 INFO L495 AbstractCegarLoop]: Abstraction has 11224 states and 15065 transitions. [2022-07-20 04:07:05,224 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.0) internal successors, (84), 2 states have internal predecessors, (84), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2022-07-20 04:07:05,224 INFO L276 IsEmpty]: Start isEmpty. Operand 11224 states and 15065 transitions. [2022-07-20 04:07:05,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2022-07-20 04:07:05,225 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 04:07:05,226 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 04:07:05,290 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (33)] Ended with exit code 0 [2022-07-20 04:07:05,451 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 33 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 04:07:05,452 INFO L420 AbstractCegarLoop]: === Iteration 33 === Targeting ldv_linux_arch_io_io_mem_unmapErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 28 more)] === [2022-07-20 04:07:05,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 04:07:05,452 INFO L85 PathProgramCache]: Analyzing trace with hash 1344402117, now seen corresponding path program 1 times [2022-07-20 04:07:05,455 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 04:07:05,455 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [342484624] [2022-07-20 04:07:05,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 04:07:05,455 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 04:07:05,455 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 04:07:05,456 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 04:07:05,458 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (34)] Waiting until timeout for monitored process [2022-07-20 04:07:08,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:08,901 INFO L263 TraceCheckSpWp]: Trace formula consists of 3342 conjuncts, 10 conjunts are in the unsatisfiable core [2022-07-20 04:07:08,906 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 04:07:09,032 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2022-07-20 04:07:09,032 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 04:07:09,032 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 04:07:09,032 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [342484624] [2022-07-20 04:07:09,033 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [342484624] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 04:07:09,033 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 04:07:09,033 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-20 04:07:09,033 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [240184755] [2022-07-20 04:07:09,033 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 04:07:09,033 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-20 04:07:09,033 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 04:07:09,034 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-20 04:07:09,034 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-20 04:07:09,034 INFO L87 Difference]: Start difference. First operand 11224 states and 15065 transitions. Second operand has 6 states, 5 states have (on average 20.4) internal successors, (102), 5 states have internal predecessors, (102), 3 states have call successors, (31), 2 states have call predecessors, (31), 3 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2022-07-20 04:07:10,978 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 04:07:10,979 INFO L93 Difference]: Finished difference Result 24808 states and 33640 transitions. [2022-07-20 04:07:10,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-20 04:07:10,979 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 20.4) internal successors, (102), 5 states have internal predecessors, (102), 3 states have call successors, (31), 2 states have call predecessors, (31), 3 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 228 [2022-07-20 04:07:10,980 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 04:07:11,030 INFO L225 Difference]: With dead ends: 24808 [2022-07-20 04:07:11,031 INFO L226 Difference]: Without dead ends: 13603 [2022-07-20 04:07:11,067 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 228 GetRequests, 223 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-07-20 04:07:11,068 INFO L413 NwaCegarLoop]: 4234 mSDtfsCounter, 752 mSDsluCounter, 16496 mSDsCounter, 0 mSdLazyCounter, 173 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 989 SdHoareTripleChecker+Valid, 20730 SdHoareTripleChecker+Invalid, 173 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 173 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-07-20 04:07:11,068 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [989 Valid, 20730 Invalid, 173 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 173 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-07-20 04:07:11,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13603 states. [2022-07-20 04:07:12,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13603 to 11224. [2022-07-20 04:07:12,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11224 states, 7260 states have (on average 1.2114325068870524) internal successors, (8795), 7453 states have internal predecessors, (8795), 3130 states have call successors, (3130), 829 states have call predecessors, (3130), 827 states have return successors, (3138), 3081 states have call predecessors, (3138), 3128 states have call successors, (3138) [2022-07-20 04:07:12,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11224 states to 11224 states and 15063 transitions. [2022-07-20 04:07:12,080 INFO L78 Accepts]: Start accepts. Automaton has 11224 states and 15063 transitions. Word has length 228 [2022-07-20 04:07:12,080 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 04:07:12,081 INFO L495 AbstractCegarLoop]: Abstraction has 11224 states and 15063 transitions. [2022-07-20 04:07:12,081 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 20.4) internal successors, (102), 5 states have internal predecessors, (102), 3 states have call successors, (31), 2 states have call predecessors, (31), 3 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2022-07-20 04:07:12,081 INFO L276 IsEmpty]: Start isEmpty. Operand 11224 states and 15063 transitions. [2022-07-20 04:07:12,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2022-07-20 04:07:12,082 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 04:07:12,083 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 04:07:12,151 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (34)] Forceful destruction successful, exit code 0 [2022-07-20 04:07:12,307 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 34 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 04:07:12,308 INFO L420 AbstractCegarLoop]: === Iteration 34 === Targeting ldv_linux_arch_io_io_mem_unmapErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 28 more)] === [2022-07-20 04:07:12,308 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 04:07:12,308 INFO L85 PathProgramCache]: Analyzing trace with hash 37259719, now seen corresponding path program 1 times [2022-07-20 04:07:12,311 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 04:07:12,311 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1956851276] [2022-07-20 04:07:12,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 04:07:12,311 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 04:07:12,311 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 04:07:12,312 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 04:07:12,313 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (35)] Waiting until timeout for monitored process [2022-07-20 04:07:15,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:15,888 INFO L263 TraceCheckSpWp]: Trace formula consists of 3342 conjuncts, 9 conjunts are in the unsatisfiable core [2022-07-20 04:07:15,900 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 04:07:16,035 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2022-07-20 04:07:16,035 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 04:07:16,035 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 04:07:16,036 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1956851276] [2022-07-20 04:07:16,036 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1956851276] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 04:07:16,036 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 04:07:16,036 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-20 04:07:16,036 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [902484345] [2022-07-20 04:07:16,036 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 04:07:16,036 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-20 04:07:16,036 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 04:07:16,037 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-20 04:07:16,037 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-20 04:07:16,037 INFO L87 Difference]: Start difference. First operand 11224 states and 15063 transitions. Second operand has 5 states, 5 states have (on average 21.2) internal successors, (106), 5 states have internal predecessors, (106), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2022-07-20 04:07:19,336 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 04:07:20,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 04:07:20,308 INFO L93 Difference]: Finished difference Result 23363 states and 31460 transitions. [2022-07-20 04:07:20,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-20 04:07:20,309 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 21.2) internal successors, (106), 5 states have internal predecessors, (106), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 228 [2022-07-20 04:07:20,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 04:07:20,342 INFO L225 Difference]: With dead ends: 23363 [2022-07-20 04:07:20,343 INFO L226 Difference]: Without dead ends: 12158 [2022-07-20 04:07:20,367 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 231 GetRequests, 226 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-07-20 04:07:20,367 INFO L413 NwaCegarLoop]: 4204 mSDtfsCounter, 984 mSDsluCounter, 11829 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 345 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 985 SdHoareTripleChecker+Valid, 16033 SdHoareTripleChecker+Invalid, 374 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 345 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2022-07-20 04:07:20,368 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [985 Valid, 16033 Invalid, 374 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [345 Valid, 28 Invalid, 1 Unknown, 0 Unchecked, 3.3s Time] [2022-07-20 04:07:20,376 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12158 states. [2022-07-20 04:07:21,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12158 to 11230. [2022-07-20 04:07:21,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11230 states, 7266 states have (on average 1.2112579135700523) internal successors, (8801), 7459 states have internal predecessors, (8801), 3130 states have call successors, (3130), 829 states have call predecessors, (3130), 827 states have return successors, (3138), 3081 states have call predecessors, (3138), 3128 states have call successors, (3138) [2022-07-20 04:07:21,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11230 states to 11230 states and 15069 transitions. [2022-07-20 04:07:21,113 INFO L78 Accepts]: Start accepts. Automaton has 11230 states and 15069 transitions. Word has length 228 [2022-07-20 04:07:21,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 04:07:21,113 INFO L495 AbstractCegarLoop]: Abstraction has 11230 states and 15069 transitions. [2022-07-20 04:07:21,114 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 21.2) internal successors, (106), 5 states have internal predecessors, (106), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2022-07-20 04:07:21,114 INFO L276 IsEmpty]: Start isEmpty. Operand 11230 states and 15069 transitions. [2022-07-20 04:07:21,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2022-07-20 04:07:21,117 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 04:07:21,117 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 04:07:21,181 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (35)] Forceful destruction successful, exit code 0 [2022-07-20 04:07:21,321 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 35 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 04:07:21,322 INFO L420 AbstractCegarLoop]: === Iteration 35 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 28 more)] === [2022-07-20 04:07:21,322 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 04:07:21,322 INFO L85 PathProgramCache]: Analyzing trace with hash -1986546283, now seen corresponding path program 1 times [2022-07-20 04:07:21,325 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 04:07:21,325 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1550118937] [2022-07-20 04:07:21,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 04:07:21,325 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 04:07:21,325 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 04:07:21,327 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 04:07:21,328 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (36)] Waiting until timeout for monitored process [2022-07-20 04:07:24,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:24,308 INFO L263 TraceCheckSpWp]: Trace formula consists of 3138 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-20 04:07:24,312 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 04:07:24,353 INFO L134 CoverageAnalysis]: Checked inductivity of 523 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 523 trivial. 0 not checked. [2022-07-20 04:07:24,353 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 04:07:24,353 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 04:07:24,353 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1550118937] [2022-07-20 04:07:24,354 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1550118937] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 04:07:24,354 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 04:07:24,354 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-20 04:07:24,354 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [180744293] [2022-07-20 04:07:24,354 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 04:07:24,354 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-20 04:07:24,355 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 04:07:24,355 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-20 04:07:24,355 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 04:07:24,355 INFO L87 Difference]: Start difference. First operand 11230 states and 15069 transitions. Second operand has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 3 states have internal predecessors, (82), 2 states have call successors, (38), 2 states have call predecessors, (38), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2022-07-20 04:07:25,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 04:07:25,296 INFO L93 Difference]: Finished difference Result 22447 states and 30174 transitions. [2022-07-20 04:07:25,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-20 04:07:25,297 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 3 states have internal predecessors, (82), 2 states have call successors, (38), 2 states have call predecessors, (38), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 258 [2022-07-20 04:07:25,297 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 04:07:25,335 INFO L225 Difference]: With dead ends: 22447 [2022-07-20 04:07:25,335 INFO L226 Difference]: Without dead ends: 11236 [2022-07-20 04:07:25,366 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 257 GetRequests, 256 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 04:07:25,367 INFO L413 NwaCegarLoop]: 3782 mSDtfsCounter, 1 mSDsluCounter, 3778 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 7560 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-20 04:07:25,367 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 7560 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-20 04:07:25,376 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11236 states. [2022-07-20 04:07:26,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11236 to 11232. [2022-07-20 04:07:26,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11232 states, 7268 states have (on average 1.211199779856907) internal successors, (8803), 7461 states have internal predecessors, (8803), 3130 states have call successors, (3130), 829 states have call predecessors, (3130), 827 states have return successors, (3138), 3081 states have call predecessors, (3138), 3128 states have call successors, (3138) [2022-07-20 04:07:26,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11232 states to 11232 states and 15071 transitions. [2022-07-20 04:07:26,133 INFO L78 Accepts]: Start accepts. Automaton has 11232 states and 15071 transitions. Word has length 258 [2022-07-20 04:07:26,134 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 04:07:26,134 INFO L495 AbstractCegarLoop]: Abstraction has 11232 states and 15071 transitions. [2022-07-20 04:07:26,134 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 3 states have internal predecessors, (82), 2 states have call successors, (38), 2 states have call predecessors, (38), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2022-07-20 04:07:26,134 INFO L276 IsEmpty]: Start isEmpty. Operand 11232 states and 15071 transitions. [2022-07-20 04:07:26,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2022-07-20 04:07:26,136 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 04:07:26,136 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 04:07:26,232 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (36)] Forceful destruction successful, exit code 0 [2022-07-20 04:07:26,355 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 36 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 04:07:26,355 INFO L420 AbstractCegarLoop]: === Iteration 36 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 28 more)] === [2022-07-20 04:07:26,355 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 04:07:26,356 INFO L85 PathProgramCache]: Analyzing trace with hash 497030169, now seen corresponding path program 1 times [2022-07-20 04:07:26,358 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 04:07:26,358 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [411001066] [2022-07-20 04:07:26,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 04:07:26,359 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 04:07:26,359 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 04:07:26,360 INFO L229 MonitoredProcess]: Starting monitored process 37 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 04:07:26,362 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (37)] Waiting until timeout for monitored process [2022-07-20 04:07:29,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:29,534 INFO L263 TraceCheckSpWp]: Trace formula consists of 3146 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-20 04:07:29,537 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 04:07:29,597 INFO L134 CoverageAnalysis]: Checked inductivity of 527 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 526 trivial. 0 not checked. [2022-07-20 04:07:29,598 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-20 04:07:29,789 INFO L134 CoverageAnalysis]: Checked inductivity of 527 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 526 trivial. 0 not checked. [2022-07-20 04:07:29,789 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 04:07:29,789 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [411001066] [2022-07-20 04:07:29,789 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [411001066] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-20 04:07:29,789 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-07-20 04:07:29,790 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2022-07-20 04:07:29,790 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1459184911] [2022-07-20 04:07:29,790 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-07-20 04:07:29,790 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-20 04:07:29,791 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 04:07:29,791 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-20 04:07:29,791 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2022-07-20 04:07:29,791 INFO L87 Difference]: Start difference. First operand 11232 states and 15071 transitions. Second operand has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 6 states have internal predecessors, (88), 4 states have call successors, (40), 2 states have call predecessors, (40), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2022-07-20 04:07:30,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 04:07:30,587 INFO L93 Difference]: Finished difference Result 22463 states and 30198 transitions. [2022-07-20 04:07:30,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-20 04:07:30,588 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 6 states have internal predecessors, (88), 4 states have call successors, (40), 2 states have call predecessors, (40), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) Word has length 264 [2022-07-20 04:07:30,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 04:07:30,628 INFO L225 Difference]: With dead ends: 22463 [2022-07-20 04:07:30,628 INFO L226 Difference]: Without dead ends: 11250 [2022-07-20 04:07:30,663 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 527 GetRequests, 522 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=23, Unknown=0, NotChecked=0, Total=42 [2022-07-20 04:07:30,664 INFO L413 NwaCegarLoop]: 3785 mSDtfsCounter, 5 mSDsluCounter, 11334 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 15119 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-07-20 04:07:30,664 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7 Valid, 15119 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-07-20 04:07:30,675 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11250 states. [2022-07-20 04:07:31,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11250 to 11250. [2022-07-20 04:07:31,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11250 states, 7280 states have (on average 1.2108516483516483) internal successors, (8815), 7473 states have internal predecessors, (8815), 3136 states have call successors, (3136), 829 states have call predecessors, (3136), 827 states have return successors, (3144), 3087 states have call predecessors, (3144), 3134 states have call successors, (3144) [2022-07-20 04:07:31,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11250 states to 11250 states and 15095 transitions. [2022-07-20 04:07:31,413 INFO L78 Accepts]: Start accepts. Automaton has 11250 states and 15095 transitions. Word has length 264 [2022-07-20 04:07:31,414 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 04:07:31,414 INFO L495 AbstractCegarLoop]: Abstraction has 11250 states and 15095 transitions. [2022-07-20 04:07:31,414 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 6 states have internal predecessors, (88), 4 states have call successors, (40), 2 states have call predecessors, (40), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2022-07-20 04:07:31,414 INFO L276 IsEmpty]: Start isEmpty. Operand 11250 states and 15095 transitions. [2022-07-20 04:07:31,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2022-07-20 04:07:31,416 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 04:07:31,416 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 04:07:31,475 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (37)] Forceful destruction successful, exit code 0 [2022-07-20 04:07:31,643 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 37 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 04:07:31,644 INFO L420 AbstractCegarLoop]: === Iteration 37 === Targeting ldv_linux_arch_io_io_mem_unmapErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 28 more)] === [2022-07-20 04:07:31,644 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 04:07:31,644 INFO L85 PathProgramCache]: Analyzing trace with hash 575157884, now seen corresponding path program 1 times [2022-07-20 04:07:31,647 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 04:07:31,647 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2005036820] [2022-07-20 04:07:31,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 04:07:31,647 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 04:07:31,647 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 04:07:31,649 INFO L229 MonitoredProcess]: Starting monitored process 38 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 04:07:31,650 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (38)] Waiting until timeout for monitored process [2022-07-20 04:07:35,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:35,701 INFO L263 TraceCheckSpWp]: Trace formula consists of 3391 conjuncts, 19 conjunts are in the unsatisfiable core [2022-07-20 04:07:35,706 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 04:07:35,916 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 298 trivial. 0 not checked. [2022-07-20 04:07:35,916 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 04:07:35,916 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 04:07:35,916 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2005036820] [2022-07-20 04:07:35,916 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2005036820] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 04:07:35,916 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 04:07:35,916 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-20 04:07:35,916 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [69004335] [2022-07-20 04:07:35,916 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 04:07:35,917 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-20 04:07:35,917 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 04:07:35,918 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-20 04:07:35,918 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-20 04:07:35,918 INFO L87 Difference]: Start difference. First operand 11250 states and 15095 transitions. Second operand has 6 states, 6 states have (on average 17.166666666666668) internal successors, (103), 5 states have internal predecessors, (103), 2 states have call successors, (32), 2 states have call predecessors, (32), 3 states have return successors, (31), 3 states have call predecessors, (31), 2 states have call successors, (31) [2022-07-20 04:07:37,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 04:07:37,153 INFO L93 Difference]: Finished difference Result 23047 states and 30989 transitions. [2022-07-20 04:07:37,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-20 04:07:37,155 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 17.166666666666668) internal successors, (103), 5 states have internal predecessors, (103), 2 states have call successors, (32), 2 states have call predecessors, (32), 3 states have return successors, (31), 3 states have call predecessors, (31), 2 states have call successors, (31) Word has length 249 [2022-07-20 04:07:37,155 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 04:07:37,200 INFO L225 Difference]: With dead ends: 23047 [2022-07-20 04:07:37,201 INFO L226 Difference]: Without dead ends: 11816 [2022-07-20 04:07:37,240 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 249 GetRequests, 244 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-07-20 04:07:37,241 INFO L413 NwaCegarLoop]: 4171 mSDtfsCounter, 229 mSDsluCounter, 16366 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 314 SdHoareTripleChecker+Valid, 20537 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-07-20 04:07:37,241 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [314 Valid, 20537 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-07-20 04:07:37,252 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11816 states. [2022-07-20 04:07:38,067 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11816 to 11260. [2022-07-20 04:07:38,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11260 states, 7288 states have (on average 1.2106201975850714) internal successors, (8823), 7481 states have internal predecessors, (8823), 3136 states have call successors, (3136), 829 states have call predecessors, (3136), 829 states have return successors, (3150), 3089 states have call predecessors, (3150), 3134 states have call successors, (3150) [2022-07-20 04:07:38,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11260 states to 11260 states and 15109 transitions. [2022-07-20 04:07:38,120 INFO L78 Accepts]: Start accepts. Automaton has 11260 states and 15109 transitions. Word has length 249 [2022-07-20 04:07:38,120 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 04:07:38,120 INFO L495 AbstractCegarLoop]: Abstraction has 11260 states and 15109 transitions. [2022-07-20 04:07:38,121 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 17.166666666666668) internal successors, (103), 5 states have internal predecessors, (103), 2 states have call successors, (32), 2 states have call predecessors, (32), 3 states have return successors, (31), 3 states have call predecessors, (31), 2 states have call successors, (31) [2022-07-20 04:07:38,121 INFO L276 IsEmpty]: Start isEmpty. Operand 11260 states and 15109 transitions. [2022-07-20 04:07:38,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2022-07-20 04:07:38,122 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 04:07:38,123 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 04:07:38,189 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (38)] Forceful destruction successful, exit code 0 [2022-07-20 04:07:38,335 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 38 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 04:07:38,336 INFO L420 AbstractCegarLoop]: === Iteration 38 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 28 more)] === [2022-07-20 04:07:38,336 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 04:07:38,336 INFO L85 PathProgramCache]: Analyzing trace with hash -1236823411, now seen corresponding path program 1 times [2022-07-20 04:07:38,339 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 04:07:38,339 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1966537864] [2022-07-20 04:07:38,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 04:07:38,339 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 04:07:38,339 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 04:07:38,342 INFO L229 MonitoredProcess]: Starting monitored process 39 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 04:07:38,343 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (39)] Waiting until timeout for monitored process [2022-07-20 04:07:41,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 04:07:41,208 INFO L263 TraceCheckSpWp]: Trace formula consists of 3160 conjuncts, 14 conjunts are in the unsatisfiable core [2022-07-20 04:07:41,212 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 04:07:42,833 INFO L134 CoverageAnalysis]: Checked inductivity of 519 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 519 trivial. 0 not checked. [2022-07-20 04:07:42,833 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 04:07:42,833 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 04:07:42,833 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1966537864] [2022-07-20 04:07:42,833 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1966537864] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 04:07:42,833 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 04:07:42,833 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-20 04:07:42,834 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1730610923] [2022-07-20 04:07:42,834 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 04:07:42,834 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-20 04:07:42,834 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 04:07:42,834 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-20 04:07:42,834 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-20 04:07:42,835 INFO L87 Difference]: Start difference. First operand 11260 states and 15109 transitions. Second operand has 5 states, 5 states have (on average 19.0) internal successors, (95), 3 states have internal predecessors, (95), 1 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2022-07-20 04:07:43,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 04:07:43,555 INFO L93 Difference]: Finished difference Result 11452 states and 15291 transitions. [2022-07-20 04:07:43,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-20 04:07:43,556 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 19.0) internal successors, (95), 3 states have internal predecessors, (95), 1 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 266 [2022-07-20 04:07:43,556 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 04:07:43,596 INFO L225 Difference]: With dead ends: 11452 [2022-07-20 04:07:43,597 INFO L226 Difference]: Without dead ends: 11450 [2022-07-20 04:07:43,605 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 267 GetRequests, 262 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-07-20 04:07:43,606 INFO L413 NwaCegarLoop]: 3808 mSDtfsCounter, 3617 mSDsluCounter, 7657 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3618 SdHoareTripleChecker+Valid, 11465 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-20 04:07:43,606 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3618 Valid, 11465 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-20 04:07:43,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11450 states. [2022-07-20 04:07:44,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11450 to 11448. [2022-07-20 04:07:44,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11448 states, 7416 states have (on average 1.2088727076591155) internal successors, (8965), 7617 states have internal predecessors, (8965), 3152 states have call successors, (3152), 873 states have call predecessors, (3152), 873 states have return successors, (3166), 3105 states have call predecessors, (3166), 3150 states have call successors, (3166) [2022-07-20 04:07:44,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11448 states to 11448 states and 15283 transitions. [2022-07-20 04:07:44,479 INFO L78 Accepts]: Start accepts. Automaton has 11448 states and 15283 transitions. Word has length 266 [2022-07-20 04:07:44,479 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 04:07:44,479 INFO L495 AbstractCegarLoop]: Abstraction has 11448 states and 15283 transitions. [2022-07-20 04:07:44,479 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.0) internal successors, (95), 3 states have internal predecessors, (95), 1 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2022-07-20 04:07:44,480 INFO L276 IsEmpty]: Start isEmpty. Operand 11448 states and 15283 transitions. [2022-07-20 04:07:44,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2022-07-20 04:07:44,481 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 04:07:44,482 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 04:07:44,547 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (39)] Forceful destruction successful, exit code 0 [2022-07-20 04:07:44,707 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 39 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 04:07:44,708 INFO L420 AbstractCegarLoop]: === Iteration 39 === Targeting ldv_linux_arch_io_io_mem_unmapErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 28 more)] === [2022-07-20 04:07:44,708 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 04:07:44,708 INFO L85 PathProgramCache]: Analyzing trace with hash -84316678, now seen corresponding path program 1 times [2022-07-20 04:07:44,711 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 04:07:44,711 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [205721994] [2022-07-20 04:07:44,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 04:07:44,712 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 04:07:44,712 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 04:07:44,713 INFO L229 MonitoredProcess]: Starting monitored process 40 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 04:07:44,715 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (40)] Waiting until timeout for monitored process