./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f4b24e32 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-micrel-ksz884x.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 08c4ab5181b7abd6700c38bd6f4a3ecc0debf94ce89805012c81d15880051c78 --- Real Ultimate output --- This is Ultimate 0.2.2-?-f4b24e3 [2022-07-14 02:58:28,389 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-14 02:58:28,391 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-14 02:58:28,418 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-14 02:58:28,419 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-14 02:58:28,420 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-14 02:58:28,425 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-14 02:58:28,430 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-14 02:58:28,432 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-14 02:58:28,437 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-14 02:58:28,438 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-14 02:58:28,439 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-14 02:58:28,440 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-14 02:58:28,442 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-14 02:58:28,443 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-14 02:58:28,445 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-14 02:58:28,446 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-14 02:58:28,448 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-14 02:58:28,452 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-14 02:58:28,456 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-14 02:58:28,459 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-14 02:58:28,460 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-14 02:58:28,461 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-14 02:58:28,462 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-14 02:58:28,462 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-14 02:58:28,465 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-14 02:58:28,466 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-14 02:58:28,467 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-14 02:58:28,468 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-14 02:58:28,468 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-14 02:58:28,469 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-14 02:58:28,470 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-14 02:58:28,471 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-14 02:58:28,472 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-14 02:58:28,472 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-14 02:58:28,473 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-14 02:58:28,473 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-14 02:58:28,474 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-14 02:58:28,474 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-14 02:58:28,474 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-14 02:58:28,476 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-14 02:58:28,477 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-14 02:58:28,478 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-14 02:58:28,505 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-14 02:58:28,505 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-14 02:58:28,505 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-14 02:58:28,506 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-14 02:58:28,506 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-14 02:58:28,507 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-14 02:58:28,507 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-14 02:58:28,507 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-14 02:58:28,508 INFO L138 SettingsManager]: * Use SBE=true [2022-07-14 02:58:28,509 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-14 02:58:28,509 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-14 02:58:28,509 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-14 02:58:28,509 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-14 02:58:28,510 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-14 02:58:28,510 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-14 02:58:28,510 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-14 02:58:28,510 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-14 02:58:28,510 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-14 02:58:28,511 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-14 02:58:28,511 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-14 02:58:28,511 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-14 02:58:28,511 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-14 02:58:28,511 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-14 02:58:28,512 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-14 02:58:28,512 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-14 02:58:28,512 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-14 02:58:28,512 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-14 02:58:28,512 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-14 02:58:28,513 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-14 02:58:28,513 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-14 02:58:28,513 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 08c4ab5181b7abd6700c38bd6f4a3ecc0debf94ce89805012c81d15880051c78 [2022-07-14 02:58:28,725 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-14 02:58:28,753 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-14 02:58:28,756 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-14 02:58:28,757 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-14 02:58:28,757 INFO L275 PluginConnector]: CDTParser initialized [2022-07-14 02:58:28,758 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i [2022-07-14 02:58:28,820 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9e1875fca/1fb44f328a2f4f88afd03fe6d420fb70/FLAG096b8dd5f [2022-07-14 02:58:29,562 INFO L306 CDTParser]: Found 1 translation units. [2022-07-14 02:58:29,563 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i [2022-07-14 02:58:29,632 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9e1875fca/1fb44f328a2f4f88afd03fe6d420fb70/FLAG096b8dd5f [2022-07-14 02:58:30,085 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9e1875fca/1fb44f328a2f4f88afd03fe6d420fb70 [2022-07-14 02:58:30,088 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-14 02:58:30,089 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-14 02:58:30,101 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-14 02:58:30,102 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-14 02:58:30,105 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-14 02:58:30,106 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 02:58:30" (1/1) ... [2022-07-14 02:58:30,107 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c1cd327 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:58:30, skipping insertion in model container [2022-07-14 02:58:30,107 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 02:58:30" (1/1) ... [2022-07-14 02:58:30,113 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-14 02:58:30,264 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-14 02:58:34,256 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i[445714,445727] [2022-07-14 02:58:34,263 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i[445883,445896] [2022-07-14 02:58:34,265 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i[446050,446063] [2022-07-14 02:58:34,265 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i[446218,446231] [2022-07-14 02:58:34,294 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 02:58:34,383 INFO L203 MainTranslator]: Completed pre-run [2022-07-14 02:58:34,563 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: data = (unsigned int )data & 65511U [7431] 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: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) [2022-07-14 02:58:34,568 INFO L158 Benchmark]: Toolchain (without parser) took 4478.02ms. Allocated memory was 123.7MB in the beginning and 203.4MB in the end (delta: 79.7MB). Free memory was 76.0MB in the beginning and 130.7MB in the end (delta: -54.6MB). Peak memory consumption was 83.0MB. Max. memory is 16.1GB. [2022-07-14 02:58:34,569 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 123.7MB. Free memory was 78.1MB in the beginning and 78.0MB in the end (delta: 48.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-14 02:58:34,571 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4465.06ms. Allocated memory was 123.7MB in the beginning and 203.4MB in the end (delta: 79.7MB). Free memory was 75.8MB in the beginning and 130.7MB in the end (delta: -54.9MB). Peak memory consumption was 83.0MB. Max. memory is 16.1GB. [2022-07-14 02:58:34,572 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 123.7MB. Free memory was 78.1MB in the beginning and 78.0MB in the end (delta: 48.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4465.06ms. Allocated memory was 123.7MB in the beginning and 203.4MB in the end (delta: 79.7MB). Free memory was 75.8MB in the beginning and 130.7MB in the end (delta: -54.9MB). Peak memory consumption was 83.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: TypeCheckException: Type check failed for C: data = (unsigned int )data & 65511U [7431] de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: TypeCheckException: Type check failed for C: data = (unsigned int )data & 65511U [7431]: 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-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-micrel-ksz884x.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 08c4ab5181b7abd6700c38bd6f4a3ecc0debf94ce89805012c81d15880051c78 --- Real Ultimate output --- This is Ultimate 0.2.2-?-f4b24e3 [2022-07-14 02:58:36,310 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-14 02:58:36,312 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-14 02:58:36,343 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-14 02:58:36,346 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-14 02:58:36,347 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-14 02:58:36,354 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-14 02:58:36,357 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-14 02:58:36,359 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-14 02:58:36,364 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-14 02:58:36,365 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-14 02:58:36,368 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-14 02:58:36,368 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-14 02:58:36,370 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-14 02:58:36,372 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-14 02:58:36,374 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-14 02:58:36,377 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-14 02:58:36,378 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-14 02:58:36,380 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-14 02:58:36,384 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-14 02:58:36,388 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-14 02:58:36,389 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-14 02:58:36,390 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-14 02:58:36,391 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-14 02:58:36,392 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-14 02:58:36,395 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-14 02:58:36,396 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-14 02:58:36,397 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-14 02:58:36,397 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-14 02:58:36,398 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-14 02:58:36,398 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-14 02:58:36,399 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-14 02:58:36,400 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-14 02:58:36,401 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-14 02:58:36,402 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-14 02:58:36,403 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-14 02:58:36,403 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-14 02:58:36,403 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-14 02:58:36,404 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-14 02:58:36,404 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-14 02:58:36,404 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-14 02:58:36,405 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-14 02:58:36,406 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-07-14 02:58:36,450 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-14 02:58:36,450 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-14 02:58:36,451 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-14 02:58:36,451 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-14 02:58:36,452 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-14 02:58:36,452 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-14 02:58:36,453 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-14 02:58:36,453 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-14 02:58:36,453 INFO L138 SettingsManager]: * Use SBE=true [2022-07-14 02:58:36,454 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-14 02:58:36,454 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-14 02:58:36,454 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-14 02:58:36,454 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-14 02:58:36,455 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-14 02:58:36,455 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-14 02:58:36,455 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-14 02:58:36,455 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-14 02:58:36,455 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-14 02:58:36,456 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-14 02:58:36,456 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-14 02:58:36,456 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-14 02:58:36,456 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-14 02:58:36,456 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-14 02:58:36,457 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-14 02:58:36,457 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-14 02:58:36,457 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-14 02:58:36,457 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-14 02:58:36,457 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-14 02:58:36,458 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-14 02:58:36,458 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-14 02:58:36,458 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-14 02:58:36,458 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-14 02:58:36,459 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-14 02:58:36,459 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 08c4ab5181b7abd6700c38bd6f4a3ecc0debf94ce89805012c81d15880051c78 [2022-07-14 02:58:36,767 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-14 02:58:36,792 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-14 02:58:36,795 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-14 02:58:36,796 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-14 02:58:36,796 INFO L275 PluginConnector]: CDTParser initialized [2022-07-14 02:58:36,798 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i [2022-07-14 02:58:36,849 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/374880161/686721b0cdff490084a86b520080728c/FLAG918240522 [2022-07-14 02:58:37,841 INFO L306 CDTParser]: Found 1 translation units. [2022-07-14 02:58:37,841 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i [2022-07-14 02:58:37,904 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/374880161/686721b0cdff490084a86b520080728c/FLAG918240522 [2022-07-14 02:58:38,323 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/374880161/686721b0cdff490084a86b520080728c [2022-07-14 02:58:38,326 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-14 02:58:38,327 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-14 02:58:38,328 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-14 02:58:38,328 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-14 02:58:38,331 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-14 02:58:38,332 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 02:58:38" (1/1) ... [2022-07-14 02:58:38,333 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41be06c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:58:38, skipping insertion in model container [2022-07-14 02:58:38,333 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 02:58:38" (1/1) ... [2022-07-14 02:58:38,339 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-14 02:58:38,479 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-14 02:58:42,813 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i[445714,445727] [2022-07-14 02:58:42,817 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i[445883,445896] [2022-07-14 02:58:42,817 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i[446050,446063] [2022-07-14 02:58:42,818 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i[446218,446231] [2022-07-14 02:58:42,857 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 02:58:42,938 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-07-14 02:58:43,045 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-14 02:58:43,442 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i[445714,445727] [2022-07-14 02:58:43,443 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i[445883,445896] [2022-07-14 02:58:43,443 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i[446050,446063] [2022-07-14 02:58:43,443 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i[446218,446231] [2022-07-14 02:58:43,451 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 02:58:43,530 INFO L203 MainTranslator]: Completed pre-run [2022-07-14 02:58:43,911 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i[445714,445727] [2022-07-14 02:58:43,912 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i[445883,445896] [2022-07-14 02:58:43,912 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i[446050,446063] [2022-07-14 02:58:43,912 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i[446218,446231] [2022-07-14 02:58:43,921 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 02:58:44,256 INFO L208 MainTranslator]: Completed translation [2022-07-14 02:58:44,257 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:58:44 WrapperNode [2022-07-14 02:58:44,257 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-14 02:58:44,258 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-14 02:58:44,259 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-14 02:58:44,259 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-14 02:58:44,264 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:58:44" (1/1) ... [2022-07-14 02:58:44,389 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:58:44" (1/1) ... [2022-07-14 02:58:44,630 INFO L137 Inliner]: procedures = 677, calls = 4677, calls flagged for inlining = 358, calls inlined = 345, statements flattened = 10154 [2022-07-14 02:58:44,631 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-14 02:58:44,632 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-14 02:58:44,632 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-14 02:58:44,632 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-14 02:58:44,641 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:58:44" (1/1) ... [2022-07-14 02:58:44,641 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:58:44" (1/1) ... [2022-07-14 02:58:44,699 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:58:44" (1/1) ... [2022-07-14 02:58:44,700 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:58:44" (1/1) ... [2022-07-14 02:58:44,979 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:58:44" (1/1) ... [2022-07-14 02:58:45,015 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:58:44" (1/1) ... [2022-07-14 02:58:45,058 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:58:44" (1/1) ... [2022-07-14 02:58:45,110 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-14 02:58:45,111 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-14 02:58:45,112 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-14 02:58:45,112 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-14 02:58:45,112 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:58:44" (1/1) ... [2022-07-14 02:58:45,118 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-14 02:58:45,126 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 02:58:45,141 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-14 02:58:45,165 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-14 02:58:45,183 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-07-14 02:58:45,184 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-07-14 02:58:45,184 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2022-07-14 02:58:45,184 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2022-07-14 02:58:45,184 INFO L130 BoogieDeclarations]: Found specification of procedure hw_del_addr [2022-07-14 02:58:45,184 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_del_addr [2022-07-14 02:58:45,184 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-07-14 02:58:45,184 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-07-14 02:58:45,185 INFO L130 BoogieDeclarations]: Found specification of procedure hw_cfg_wol [2022-07-14 02:58:45,185 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_cfg_wol [2022-07-14 02:58:45,185 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-14 02:58:45,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-14 02:58:45,185 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2022-07-14 02:58:45,185 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2022-07-14 02:58:45,186 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_init [2022-07-14 02:58:45,186 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_init [2022-07-14 02:58:45,186 INFO L130 BoogieDeclarations]: Found specification of procedure hw_ack_intr [2022-07-14 02:58:45,186 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_ack_intr [2022-07-14 02:58:45,186 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_tx_timeout [2022-07-14 02:58:45,186 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_tx_timeout [2022-07-14 02:58:45,186 INFO L130 BoogieDeclarations]: Found specification of procedure bridge_change [2022-07-14 02:58:45,186 INFO L138 BoogieDeclarations]: Found implementation of procedure bridge_change [2022-07-14 02:58:45,187 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-07-14 02:58:45,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-07-14 02:58:45,187 INFO L130 BoogieDeclarations]: Found specification of procedure set_flow_ctrl [2022-07-14 02:58:45,187 INFO L138 BoogieDeclarations]: Found implementation of procedure set_flow_ctrl [2022-07-14 02:58:45,187 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-07-14 02:58:45,188 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-07-14 02:58:45,188 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_pci_device_driver_exit_14_2 [2022-07-14 02:58:45,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_pci_device_driver_exit_14_2 [2022-07-14 02:58:45,188 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2022-07-14 02:58:45,188 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2022-07-14 02:58:45,189 INFO L130 BoogieDeclarations]: Found specification of procedure set_tx_len [2022-07-14 02:58:45,189 INFO L138 BoogieDeclarations]: Found implementation of procedure set_tx_len [2022-07-14 02:58:45,189 INFO L130 BoogieDeclarations]: Found specification of procedure ksz_check_desc_num [2022-07-14 02:58:45,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ksz_check_desc_num [2022-07-14 02:58:45,189 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-07-14 02:58:45,190 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-07-14 02:58:45,190 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-07-14 02:58:45,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-07-14 02:58:45,190 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-07-14 02:58:45,191 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-07-14 02:58:45,191 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-07-14 02:58:45,191 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-07-14 02:58:45,191 INFO L130 BoogieDeclarations]: Found specification of procedure set_media_state [2022-07-14 02:58:45,191 INFO L138 BoogieDeclarations]: Found implementation of procedure set_media_state [2022-07-14 02:58:45,192 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-07-14 02:58:45,192 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-07-14 02:58:45,192 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-14 02:58:45,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-14 02:58:45,192 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-07-14 02:58:45,193 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-07-14 02:58:45,193 INFO L130 BoogieDeclarations]: Found specification of procedure hw_ena_intr [2022-07-14 02:58:45,193 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_ena_intr [2022-07-14 02:58:45,193 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-14 02:58:45,193 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-07-14 02:58:45,194 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-07-14 02:58:45,194 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_word [2022-07-14 02:58:45,194 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_word [2022-07-14 02:58:45,195 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_init [2022-07-14 02:58:45,195 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_init [2022-07-14 02:58:45,195 INFO L130 BoogieDeclarations]: Found specification of procedure port_cfg [2022-07-14 02:58:45,195 INFO L138 BoogieDeclarations]: Found implementation of procedure port_cfg [2022-07-14 02:58:45,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-07-14 02:58:45,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-07-14 02:58:45,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-07-14 02:58:45,196 INFO L130 BoogieDeclarations]: Found specification of procedure state_gpio [2022-07-14 02:58:45,196 INFO L138 BoogieDeclarations]: Found implementation of procedure state_gpio [2022-07-14 02:58:45,196 INFO L130 BoogieDeclarations]: Found specification of procedure hw_dis_intr [2022-07-14 02:58:45,196 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_dis_intr [2022-07-14 02:58:45,196 INFO L130 BoogieDeclarations]: Found specification of procedure eeprom_read [2022-07-14 02:58:45,196 INFO L138 BoogieDeclarations]: Found implementation of procedure eeprom_read [2022-07-14 02:58:45,197 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-07-14 02:58:45,197 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-07-14 02:58:45,197 INFO L130 BoogieDeclarations]: Found specification of procedure pcidev_resume [2022-07-14 02:58:45,197 INFO L138 BoogieDeclarations]: Found implementation of procedure pcidev_resume [2022-07-14 02:58:45,197 INFO L130 BoogieDeclarations]: Found specification of procedure hw_dis_intr_bit [2022-07-14 02:58:45,198 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_dis_intr_bit [2022-07-14 02:58:45,198 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_eeprom_len [2022-07-14 02:58:45,198 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_eeprom_len [2022-07-14 02:58:45,198 INFO L130 BoogieDeclarations]: Found specification of procedure ksz_free_buffers [2022-07-14 02:58:45,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ksz_free_buffers [2022-07-14 02:58:45,199 INFO L130 BoogieDeclarations]: Found specification of procedure eeprom_clk [2022-07-14 02:58:45,199 INFO L138 BoogieDeclarations]: Found implementation of procedure eeprom_clk [2022-07-14 02:58:45,199 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-07-14 02:58:45,199 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-07-14 02:58:45,199 INFO L130 BoogieDeclarations]: Found specification of procedure hw_reset [2022-07-14 02:58:45,199 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_reset [2022-07-14 02:58:45,200 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-07-14 02:58:45,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-07-14 02:58:45,200 INFO L130 BoogieDeclarations]: Found specification of procedure rx_proc [2022-07-14 02:58:45,200 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_proc [2022-07-14 02:58:45,200 INFO L130 BoogieDeclarations]: Found specification of procedure release_desc [2022-07-14 02:58:45,200 INFO L138 BoogieDeclarations]: Found implementation of procedure release_desc [2022-07-14 02:58:45,200 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-07-14 02:58:45,201 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-07-14 02:58:45,201 INFO L130 BoogieDeclarations]: Found specification of procedure hw_resume_rx [2022-07-14 02:58:45,201 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_resume_rx [2022-07-14 02:58:45,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-14 02:58:45,201 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-14 02:58:45,201 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-07-14 02:58:45,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-07-14 02:58:45,203 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_netpoll [2022-07-14 02:58:45,204 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_netpoll [2022-07-14 02:58:45,205 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-07-14 02:58:45,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-07-14 02:58:45,205 INFO L130 BoogieDeclarations]: Found specification of procedure pci_choose_state [2022-07-14 02:58:45,205 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_choose_state [2022-07-14 02:58:45,206 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-07-14 02:58:45,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-07-14 02:58:45,206 INFO L130 BoogieDeclarations]: Found specification of procedure hw_ena_add_addr [2022-07-14 02:58:45,207 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_ena_add_addr [2022-07-14 02:58:45,212 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2022-07-14 02:58:45,212 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2022-07-14 02:58:45,212 INFO L130 BoogieDeclarations]: Found specification of procedure hw_set_grp_addr [2022-07-14 02:58:45,212 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_set_grp_addr [2022-07-14 02:58:45,212 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-07-14 02:58:45,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-07-14 02:58:45,213 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-14 02:58:45,213 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-07-14 02:58:45,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-07-14 02:58:45,213 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-07-14 02:58:45,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-07-14 02:58:45,213 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-14 02:58:45,213 INFO L130 BoogieDeclarations]: Found specification of procedure sw_w_sta_mac_table [2022-07-14 02:58:45,214 INFO L138 BoogieDeclarations]: Found implementation of procedure sw_w_sta_mac_table [2022-07-14 02:58:45,214 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_nway_reset [2022-07-14 02:58:45,214 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_nway_reset [2022-07-14 02:58:45,214 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-07-14 02:58:45,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-07-14 02:58:45,214 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-07-14 02:58:45,214 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-07-14 02:58:45,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-14 02:58:45,215 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-07-14 02:58:45,215 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-07-14 02:58:45,215 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-07-14 02:58:45,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-07-14 02:58:45,215 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-07-14 02:58:45,215 INFO L130 BoogieDeclarations]: Found specification of procedure hw_stop_rx [2022-07-14 02:58:45,215 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_stop_rx [2022-07-14 02:58:45,215 INFO L130 BoogieDeclarations]: Found specification of procedure hw_set_intr [2022-07-14 02:58:45,216 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_set_intr [2022-07-14 02:58:45,216 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2022-07-14 02:58:45,216 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2022-07-14 02:58:45,216 INFO L130 BoogieDeclarations]: Found specification of procedure ksz_init_rx_buffers [2022-07-14 02:58:45,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ksz_init_rx_buffers [2022-07-14 02:58:45,216 INFO L130 BoogieDeclarations]: Found specification of procedure ksz_free_mem [2022-07-14 02:58:45,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ksz_free_mem [2022-07-14 02:58:45,216 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-07-14 02:58:45,217 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-07-14 02:58:45,217 INFO L130 BoogieDeclarations]: Found specification of procedure hw_w_phy [2022-07-14 02:58:45,217 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_w_phy [2022-07-14 02:58:45,217 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-07-14 02:58:45,217 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-07-14 02:58:45,217 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2022-07-14 02:58:45,217 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2022-07-14 02:58:45,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-07-14 02:58:45,218 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2022-07-14 02:58:45,218 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2022-07-14 02:58:45,218 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_set_rx_mode [2022-07-14 02:58:45,218 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_set_rx_mode [2022-07-14 02:58:45,218 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2022-07-14 02:58:45,218 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2022-07-14 02:58:45,218 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2022-07-14 02:58:45,218 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2022-07-14 02:58:45,219 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-14 02:58:45,219 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-14 02:58:45,219 INFO L130 BoogieDeclarations]: Found specification of procedure transmit_cleanup [2022-07-14 02:58:45,219 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit_cleanup [2022-07-14 02:58:45,219 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-07-14 02:58:45,219 INFO L130 BoogieDeclarations]: Found specification of procedure hw_r_phy [2022-07-14 02:58:45,219 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_r_phy [2022-07-14 02:58:45,219 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-07-14 02:58:45,219 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-07-14 02:58:45,220 INFO L130 BoogieDeclarations]: Found specification of procedure hw_set_addr [2022-07-14 02:58:45,220 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_set_addr [2022-07-14 02:58:45,220 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-14 02:58:45,220 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-07-14 02:58:45,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-14 02:58:45,220 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-14 02:58:45,220 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-14 02:58:45,221 INFO L130 BoogieDeclarations]: Found specification of procedure get_tx_pkt [2022-07-14 02:58:45,221 INFO L138 BoogieDeclarations]: Found implementation of procedure get_tx_pkt [2022-07-14 02:58:45,221 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_close [2022-07-14 02:58:45,221 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_close [2022-07-14 02:58:45,221 INFO L130 BoogieDeclarations]: Found specification of procedure port_get_link_speed [2022-07-14 02:58:45,221 INFO L138 BoogieDeclarations]: Found implementation of procedure port_get_link_speed [2022-07-14 02:58:45,221 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-07-14 02:58:45,221 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-07-14 02:58:45,222 INFO L130 BoogieDeclarations]: Found specification of procedure port_r16 [2022-07-14 02:58:45,222 INFO L138 BoogieDeclarations]: Found implementation of procedure port_r16 [2022-07-14 02:58:45,222 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_hwlock_of_dev_info [2022-07-14 02:58:45,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_hwlock_of_dev_info [2022-07-14 02:58:45,222 INFO L130 BoogieDeclarations]: Found specification of procedure sw_cfg_port_base_vlan [2022-07-14 02:58:45,222 INFO L138 BoogieDeclarations]: Found implementation of procedure sw_cfg_port_base_vlan [2022-07-14 02:58:45,222 INFO L130 BoogieDeclarations]: Found specification of procedure drop_gpio [2022-07-14 02:58:45,222 INFO L138 BoogieDeclarations]: Found implementation of procedure drop_gpio [2022-07-14 02:58:45,223 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-07-14 02:58:45,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-07-14 02:58:45,223 INFO L130 BoogieDeclarations]: Found specification of procedure hw_set_desc_base [2022-07-14 02:58:45,223 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_set_desc_base [2022-07-14 02:58:45,223 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-07-14 02:58:45,223 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-07-14 02:58:45,223 INFO L130 BoogieDeclarations]: Found specification of procedure hw_block_intr [2022-07-14 02:58:45,223 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_block_intr [2022-07-14 02:58:45,224 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-07-14 02:58:45,224 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-07-14 02:58:45,224 INFO L130 BoogieDeclarations]: Found specification of procedure bitrev32 [2022-07-14 02:58:45,224 INFO L138 BoogieDeclarations]: Found implementation of procedure bitrev32 [2022-07-14 02:58:45,224 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_network_header [2022-07-14 02:58:45,224 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_network_header [2022-07-14 02:58:45,224 INFO L130 BoogieDeclarations]: Found specification of procedure ksz_init_timer [2022-07-14 02:58:45,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ksz_init_timer [2022-07-14 02:58:45,224 INFO L130 BoogieDeclarations]: Found specification of procedure hw_reset_pkts [2022-07-14 02:58:45,225 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_reset_pkts [2022-07-14 02:58:45,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-14 02:58:45,225 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-14 02:58:45,225 INFO L130 BoogieDeclarations]: Found specification of procedure hw_disable [2022-07-14 02:58:45,225 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_disable [2022-07-14 02:58:45,225 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-07-14 02:58:45,225 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-07-14 02:58:45,225 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2022-07-14 02:58:45,226 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2022-07-14 02:58:45,226 INFO L130 BoogieDeclarations]: Found specification of procedure get_mac_addr [2022-07-14 02:58:45,226 INFO L138 BoogieDeclarations]: Found implementation of procedure get_mac_addr [2022-07-14 02:58:45,226 INFO L130 BoogieDeclarations]: Found specification of procedure hw_restore_intr [2022-07-14 02:58:45,226 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_restore_intr [2022-07-14 02:58:45,226 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-07-14 02:58:45,226 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-07-14 02:58:45,227 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-14 02:58:45,230 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-07-14 02:58:45,230 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-07-14 02:58:45,230 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-07-14 02:58:45,230 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-07-14 02:58:45,230 INFO L130 BoogieDeclarations]: Found specification of procedure hw_start_rx [2022-07-14 02:58:45,230 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_start_rx [2022-07-14 02:58:45,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-14 02:58:45,231 INFO L130 BoogieDeclarations]: Found specification of procedure port_cfg_broad_storm [2022-07-14 02:58:45,231 INFO L138 BoogieDeclarations]: Found implementation of procedure port_cfg_broad_storm [2022-07-14 02:58:45,232 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2022-07-14 02:58:45,232 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2022-07-14 02:58:45,232 INFO L130 BoogieDeclarations]: Found specification of procedure hw_turn_on_intr [2022-07-14 02:58:45,232 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_turn_on_intr [2022-07-14 02:58:45,232 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2022-07-14 02:58:45,233 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2022-07-14 02:58:45,233 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-07-14 02:58:45,233 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-07-14 02:58:45,233 INFO L130 BoogieDeclarations]: Found specification of procedure sw_chk [2022-07-14 02:58:45,233 INFO L138 BoogieDeclarations]: Found implementation of procedure sw_chk [2022-07-14 02:58:45,233 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-07-14 02:58:45,233 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-07-14 02:58:45,233 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-14 02:58:45,233 INFO L130 BoogieDeclarations]: Found specification of procedure hw_set_wol_frame [2022-07-14 02:58:45,234 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_set_wol_frame [2022-07-14 02:58:45,234 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-07-14 02:58:45,234 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-07-14 02:58:45,234 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-07-14 02:58:45,234 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-07-14 02:58:45,234 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-07-14 02:58:45,234 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-07-14 02:58:45,234 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-07-14 02:58:45,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-07-14 02:58:45,235 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-07-14 02:58:45,235 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-07-14 02:58:45,235 INFO L130 BoogieDeclarations]: Found specification of procedure port_r_mib_pkt [2022-07-14 02:58:45,235 INFO L138 BoogieDeclarations]: Found implementation of procedure port_r_mib_pkt [2022-07-14 02:58:45,235 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-07-14 02:58:45,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-07-14 02:58:45,235 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_63 [2022-07-14 02:58:45,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_63 [2022-07-14 02:58:45,236 INFO L130 BoogieDeclarations]: Found specification of procedure sw_cfg [2022-07-14 02:58:45,236 INFO L138 BoogieDeclarations]: Found implementation of procedure sw_cfg [2022-07-14 02:58:45,236 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_open [2022-07-14 02:58:45,236 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_open [2022-07-14 02:58:45,236 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_hwlock_of_dev_info [2022-07-14 02:58:45,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_hwlock_of_dev_info [2022-07-14 02:58:45,236 INFO L130 BoogieDeclarations]: Found specification of procedure ksz_update_timer [2022-07-14 02:58:45,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ksz_update_timer [2022-07-14 02:58:45,237 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-07-14 02:58:45,237 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-07-14 02:58:45,237 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_free [2022-07-14 02:58:45,237 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_free [2022-07-14 02:58:45,237 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2022-07-14 02:58:45,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2022-07-14 02:58:45,237 INFO L130 BoogieDeclarations]: Found specification of procedure ksz_stop_timer [2022-07-14 02:58:45,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ksz_stop_timer [2022-07-14 02:58:45,238 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-07-14 02:58:45,238 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-07-14 02:58:45,238 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_intr [2022-07-14 02:58:45,238 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_intr [2022-07-14 02:58:45,238 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2022-07-14 02:58:45,238 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2022-07-14 02:58:45,238 INFO L130 BoogieDeclarations]: Found specification of procedure hw_add_addr [2022-07-14 02:58:45,238 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_add_addr [2022-07-14 02:58:45,239 INFO L130 BoogieDeclarations]: Found specification of procedure port_r_mib_cnt [2022-07-14 02:58:45,239 INFO L138 BoogieDeclarations]: Found implementation of procedure port_r_mib_cnt [2022-07-14 02:58:45,239 INFO L130 BoogieDeclarations]: Found specification of procedure free_dma_buf [2022-07-14 02:58:45,239 INFO L138 BoogieDeclarations]: Found implementation of procedure free_dma_buf [2022-07-14 02:58:45,239 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2022-07-14 02:58:45,239 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2022-07-14 02:58:45,239 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-14 02:58:45,239 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-14 02:58:45,240 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_72 [2022-07-14 02:58:45,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_72 [2022-07-14 02:58:45,240 INFO L130 BoogieDeclarations]: Found specification of procedure hw_set_multicast [2022-07-14 02:58:45,240 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_set_multicast [2022-07-14 02:58:45,240 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-07-14 02:58:45,240 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-07-14 02:58:45,240 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-07-14 02:58:45,240 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-07-14 02:58:45,241 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-14 02:58:45,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-14 02:58:45,241 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_regs_len [2022-07-14 02:58:45,241 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_regs_len [2022-07-14 02:58:45,241 INFO L130 BoogieDeclarations]: Found specification of procedure hw_clr_multicast [2022-07-14 02:58:45,241 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_clr_multicast [2022-07-14 02:58:45,241 INFO L130 BoogieDeclarations]: Found specification of procedure port_set_link_speed [2022-07-14 02:58:45,241 INFO L138 BoogieDeclarations]: Found implementation of procedure port_set_link_speed [2022-07-14 02:58:45,242 INFO L130 BoogieDeclarations]: Found specification of procedure raise_gpio [2022-07-14 02:58:45,242 INFO L138 BoogieDeclarations]: Found implementation of procedure raise_gpio [2022-07-14 02:58:45,242 INFO L130 BoogieDeclarations]: Found specification of procedure port_w16 [2022-07-14 02:58:45,242 INFO L138 BoogieDeclarations]: Found implementation of procedure port_w16 [2022-07-14 02:58:45,242 INFO L130 BoogieDeclarations]: Found specification of procedure empty_addr [2022-07-14 02:58:45,242 INFO L138 BoogieDeclarations]: Found implementation of procedure empty_addr [2022-07-14 02:58:45,242 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-07-14 02:58:45,242 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-07-14 02:58:45,242 INFO L130 BoogieDeclarations]: Found specification of procedure mib_read_work [2022-07-14 02:58:45,243 INFO L138 BoogieDeclarations]: Found implementation of procedure mib_read_work [2022-07-14 02:58:45,243 INFO L130 BoogieDeclarations]: Found specification of procedure hw_enable_wol [2022-07-14 02:58:45,243 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_enable_wol [2022-07-14 02:58:45,243 INFO L130 BoogieDeclarations]: Found specification of procedure port_set_stp_state [2022-07-14 02:58:45,243 INFO L138 BoogieDeclarations]: Found implementation of procedure port_set_stp_state [2022-07-14 02:58:45,243 INFO L130 BoogieDeclarations]: Found specification of procedure hw_clr_wol_pme_status [2022-07-14 02:58:45,243 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_clr_wol_pme_status [2022-07-14 02:58:45,243 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_64 [2022-07-14 02:58:45,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_64 [2022-07-14 02:58:45,244 INFO L130 BoogieDeclarations]: Found specification of procedure ksz_start_timer [2022-07-14 02:58:45,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ksz_start_timer [2022-07-14 02:58:45,244 INFO L130 BoogieDeclarations]: Found specification of procedure ether_addr_equal [2022-07-14 02:58:45,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_addr_equal [2022-07-14 02:58:45,244 INFO L130 BoogieDeclarations]: Found specification of procedure copy_old_skb [2022-07-14 02:58:45,244 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_old_skb [2022-07-14 02:58:45,244 INFO L130 BoogieDeclarations]: Found specification of procedure hw_cfg_wol_pme [2022-07-14 02:58:45,245 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_cfg_wol_pme [2022-07-14 02:58:45,245 INFO L130 BoogieDeclarations]: Found specification of procedure set_rx_buf [2022-07-14 02:58:45,245 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rx_buf [2022-07-14 02:58:45,245 INFO L130 BoogieDeclarations]: Found specification of procedure skb_set_network_header [2022-07-14 02:58:45,245 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_set_network_header [2022-07-14 02:58:45,245 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-07-14 02:58:45,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-07-14 02:58:45,245 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-07-14 02:58:45,246 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-07-14 02:58:45,246 INFO L130 BoogieDeclarations]: Found specification of procedure pcidev_exit [2022-07-14 02:58:45,246 INFO L138 BoogieDeclarations]: Found implementation of procedure pcidev_exit [2022-07-14 02:58:45,246 INFO L130 BoogieDeclarations]: Found specification of procedure hw_enable [2022-07-14 02:58:45,246 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_enable [2022-07-14 02:58:45,246 INFO L130 BoogieDeclarations]: Found specification of procedure ksz_alloc_soft_desc [2022-07-14 02:58:45,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ksz_alloc_soft_desc [2022-07-14 02:58:45,246 INFO L130 BoogieDeclarations]: Found specification of procedure readw [2022-07-14 02:58:45,247 INFO L138 BoogieDeclarations]: Found implementation of procedure readw [2022-07-14 02:58:45,247 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-07-14 02:58:45,247 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-07-14 02:58:45,247 INFO L130 BoogieDeclarations]: Found specification of procedure sw_cfg_broad_storm [2022-07-14 02:58:45,247 INFO L138 BoogieDeclarations]: Found implementation of procedure sw_cfg_broad_storm [2022-07-14 02:58:45,247 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-07-14 02:58:45,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-07-14 02:58:45,247 INFO L130 BoogieDeclarations]: Found specification of procedure port_set_power_saving [2022-07-14 02:58:45,247 INFO L138 BoogieDeclarations]: Found implementation of procedure port_set_power_saving [2022-07-14 02:58:45,248 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2022-07-14 02:58:45,248 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2022-07-14 02:58:45,248 INFO L130 BoogieDeclarations]: Found specification of procedure spi_reg [2022-07-14 02:58:45,248 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_reg [2022-07-14 02:58:46,614 INFO L234 CfgBuilder]: Building ICFG [2022-07-14 02:58:46,618 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-14 02:58:49,991 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-14 03:00:55,047 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-07-14 03:00:55,635 INFO L275 CfgBuilder]: Performing block encoding [2022-07-14 03:00:55,667 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-14 03:00:55,668 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2022-07-14 03:00:55,673 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 03:00:55 BoogieIcfgContainer [2022-07-14 03:00:55,674 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-14 03:00:55,675 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-14 03:00:55,676 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-14 03:00:55,678 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-14 03:00:55,678 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.07 02:58:38" (1/3) ... [2022-07-14 03:00:55,679 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b1cd2b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 03:00:55, skipping insertion in model container [2022-07-14 03:00:55,679 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:58:44" (2/3) ... [2022-07-14 03:00:55,680 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b1cd2b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 03:00:55, skipping insertion in model container [2022-07-14 03:00:55,680 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 03:00:55" (3/3) ... [2022-07-14 03:00:55,681 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i [2022-07-14 03:00:55,694 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-14 03:00:55,694 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2022-07-14 03:00:55,793 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-14 03:00:55,800 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@749cd64e, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@29577f2e [2022-07-14 03:00:55,800 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-07-14 03:00:55,817 INFO L276 IsEmpty]: Start isEmpty. Operand has 3184 states, 2248 states have (on average 1.2887010676156583) internal successors, (2897), 2315 states have internal predecessors, (2897), 767 states have call successors, (767), 171 states have call predecessors, (767), 170 states have return successors, (761), 748 states have call predecessors, (761), 761 states have call successors, (761) [2022-07-14 03:00:55,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2022-07-14 03:00:55,856 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:00:55,858 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 19, 19, 19, 19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 03:00:55,858 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-14 03:00:55,865 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:00:55,865 INFO L85 PathProgramCache]: Analyzing trace with hash -410247399, now seen corresponding path program 1 times [2022-07-14 03:00:55,883 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-14 03:00:55,883 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [242550321] [2022-07-14 03:00:55,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:00:55,884 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-14 03:00:55,884 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-14 03:00:55,887 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) [2022-07-14 03:00:55,919 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-07-14 03:00:58,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:00:58,194 INFO L263 TraceCheckSpWp]: Trace formula consists of 2379 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-14 03:00:58,212 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 03:00:59,034 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 1539 trivial. 0 not checked. [2022-07-14 03:00:59,034 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-14 03:00:59,035 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-14 03:00:59,035 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [242550321] [2022-07-14 03:00:59,036 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [242550321] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:00:59,036 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:00:59,036 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-14 03:00:59,037 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [873991917] [2022-07-14 03:00:59,038 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:00:59,042 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-14 03:00:59,042 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-14 03:00:59,067 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-14 03:00:59,067 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 03:00:59,077 INFO L87 Difference]: Start difference. First operand has 3184 states, 2248 states have (on average 1.2887010676156583) internal successors, (2897), 2315 states have internal predecessors, (2897), 767 states have call successors, (767), 171 states have call predecessors, (767), 170 states have return successors, (761), 748 states have call predecessors, (761), 761 states have call successors, (761) Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 3 states have call successors, (24), 3 states have call predecessors, (24), 3 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2022-07-14 03:01:00,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:01:00,397 INFO L93 Difference]: Finished difference Result 9348 states and 13113 transitions. [2022-07-14 03:01:00,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-14 03:01:00,400 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 3 states have call successors, (24), 3 states have call predecessors, (24), 3 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) Word has length 237 [2022-07-14 03:01:00,402 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:01:00,471 INFO L225 Difference]: With dead ends: 9348 [2022-07-14 03:01:00,472 INFO L226 Difference]: Without dead ends: 6197 [2022-07-14 03:01:00,499 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 236 GetRequests, 235 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 03:01:00,505 INFO L413 NwaCegarLoop]: 5108 mSDtfsCounter, 4228 mSDsluCounter, 4336 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4228 SdHoareTripleChecker+Valid, 9444 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-07-14 03:01:00,506 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4228 Valid, 9444 Invalid, 34 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-07-14 03:01:00,533 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6197 states. [2022-07-14 03:01:00,819 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6197 to 6193. [2022-07-14 03:01:00,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6193 states, 4391 states have (on average 1.2862673650649055) internal successors, (5648), 4520 states have internal predecessors, (5648), 1463 states have call successors, (1463), 337 states have call predecessors, (1463), 336 states have return successors, (1459), 1433 states have call predecessors, (1459), 1459 states have call successors, (1459) [2022-07-14 03:01:00,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6193 states to 6193 states and 8570 transitions. [2022-07-14 03:01:00,892 INFO L78 Accepts]: Start accepts. Automaton has 6193 states and 8570 transitions. Word has length 237 [2022-07-14 03:01:00,896 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:01:00,896 INFO L495 AbstractCegarLoop]: Abstraction has 6193 states and 8570 transitions. [2022-07-14 03:01:00,898 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 3 states have call successors, (24), 3 states have call predecessors, (24), 3 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2022-07-14 03:01:00,898 INFO L276 IsEmpty]: Start isEmpty. Operand 6193 states and 8570 transitions. [2022-07-14 03:01:00,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2022-07-14 03:01:00,905 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:01:00,906 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 19, 19, 19, 19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 03:01:00,990 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-07-14 03:01:01,119 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-14 03:01:01,120 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-14 03:01:01,120 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:01:01,120 INFO L85 PathProgramCache]: Analyzing trace with hash -1794453411, now seen corresponding path program 1 times [2022-07-14 03:01:01,124 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-14 03:01:01,125 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [279410204] [2022-07-14 03:01:01,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:01:01,125 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-14 03:01:01,125 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-14 03:01:01,131 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) [2022-07-14 03:01:01,133 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-07-14 03:01:03,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:03,362 INFO L263 TraceCheckSpWp]: Trace formula consists of 2454 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-14 03:01:03,370 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 03:01:03,981 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 1539 trivial. 0 not checked. [2022-07-14 03:01:03,982 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-14 03:01:03,982 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-14 03:01:03,982 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [279410204] [2022-07-14 03:01:03,982 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [279410204] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:01:03,982 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:01:03,983 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-14 03:01:03,983 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [726660403] [2022-07-14 03:01:03,983 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:01:03,984 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-14 03:01:03,985 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-14 03:01:03,985 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-14 03:01:03,985 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 03:01:03,986 INFO L87 Difference]: Start difference. First operand 6193 states and 8570 transitions. Second operand has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (26), 3 states have call predecessors, (26), 3 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2022-07-14 03:01:04,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:01:04,970 INFO L93 Difference]: Finished difference Result 18429 states and 25528 transitions. [2022-07-14 03:01:04,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-14 03:01:04,971 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (26), 3 states have call predecessors, (26), 3 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) Word has length 241 [2022-07-14 03:01:04,972 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:01:05,084 INFO L225 Difference]: With dead ends: 18429 [2022-07-14 03:01:05,084 INFO L226 Difference]: Without dead ends: 12279 [2022-07-14 03:01:05,125 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 240 GetRequests, 239 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 03:01:05,127 INFO L413 NwaCegarLoop]: 5194 mSDtfsCounter, 4278 mSDsluCounter, 4343 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4278 SdHoareTripleChecker+Valid, 9537 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-07-14 03:01:05,129 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4278 Valid, 9537 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-07-14 03:01:05,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12279 states. [2022-07-14 03:01:05,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12279 to 12250. [2022-07-14 03:01:05,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12250 states, 8704 states have (on average 1.2868795955882353) internal successors, (11201), 8964 states have internal predecessors, (11201), 2872 states have call successors, (2872), 672 states have call predecessors, (2872), 671 states have return successors, (2902), 2809 states have call predecessors, (2902), 2868 states have call successors, (2902) [2022-07-14 03:01:05,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12250 states to 12250 states and 16975 transitions. [2022-07-14 03:01:05,842 INFO L78 Accepts]: Start accepts. Automaton has 12250 states and 16975 transitions. Word has length 241 [2022-07-14 03:01:05,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:01:05,844 INFO L495 AbstractCegarLoop]: Abstraction has 12250 states and 16975 transitions. [2022-07-14 03:01:05,845 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (26), 3 states have call predecessors, (26), 3 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2022-07-14 03:01:05,845 INFO L276 IsEmpty]: Start isEmpty. Operand 12250 states and 16975 transitions. [2022-07-14 03:01:05,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2022-07-14 03:01:05,851 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:01:05,851 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 19, 19, 19, 19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 03:01:05,936 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-07-14 03:01:06,069 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-14 03:01:06,069 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-14 03:01:06,070 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:01:06,070 INFO L85 PathProgramCache]: Analyzing trace with hash -1906340829, now seen corresponding path program 1 times [2022-07-14 03:01:06,075 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-14 03:01:06,075 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1268347441] [2022-07-14 03:01:06,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:01:06,076 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-14 03:01:06,076 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-14 03:01:06,077 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) [2022-07-14 03:01:06,079 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-07-14 03:01:08,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:08,332 INFO L263 TraceCheckSpWp]: Trace formula consists of 2469 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-14 03:01:08,338 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 03:01:08,952 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 1539 trivial. 0 not checked. [2022-07-14 03:01:08,953 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-14 03:01:08,953 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-14 03:01:08,953 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1268347441] [2022-07-14 03:01:08,953 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1268347441] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:01:08,953 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:01:08,953 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-14 03:01:08,954 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [786249319] [2022-07-14 03:01:08,954 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:01:08,954 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-14 03:01:08,955 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-14 03:01:08,955 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-14 03:01:08,955 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 03:01:08,955 INFO L87 Difference]: Start difference. First operand 12250 states and 16975 transitions. Second operand has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 3 states have call successors, (28), 3 states have call predecessors, (28), 3 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2022-07-14 03:01:10,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:01:10,097 INFO L93 Difference]: Finished difference Result 36372 states and 50419 transitions. [2022-07-14 03:01:10,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-14 03:01:10,098 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 3 states have call successors, (28), 3 states have call predecessors, (28), 3 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) Word has length 253 [2022-07-14 03:01:10,099 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:01:10,274 INFO L225 Difference]: With dead ends: 36372 [2022-07-14 03:01:10,274 INFO L226 Difference]: Without dead ends: 24165 [2022-07-14 03:01:10,356 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 252 GetRequests, 251 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 03:01:10,359 INFO L413 NwaCegarLoop]: 5431 mSDtfsCounter, 4199 mSDsluCounter, 4359 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4199 SdHoareTripleChecker+Valid, 9790 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-07-14 03:01:10,360 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4199 Valid, 9790 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-07-14 03:01:10,390 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24165 states. [2022-07-14 03:01:11,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24165 to 24116. [2022-07-14 03:01:11,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24116 states, 17160 states have (on average 1.2863053613053612) internal successors, (22073), 17662 states have internal predecessors, (22073), 5620 states have call successors, (5620), 1334 states have call predecessors, (5620), 1333 states have return successors, (5748), 5491 states have call predecessors, (5748), 5616 states have call successors, (5748) [2022-07-14 03:01:11,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24116 states to 24116 states and 33441 transitions. [2022-07-14 03:01:11,593 INFO L78 Accepts]: Start accepts. Automaton has 24116 states and 33441 transitions. Word has length 253 [2022-07-14 03:01:11,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:01:11,594 INFO L495 AbstractCegarLoop]: Abstraction has 24116 states and 33441 transitions. [2022-07-14 03:01:11,594 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 3 states have call successors, (28), 3 states have call predecessors, (28), 3 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2022-07-14 03:01:11,594 INFO L276 IsEmpty]: Start isEmpty. Operand 24116 states and 33441 transitions. [2022-07-14 03:01:11,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2022-07-14 03:01:11,604 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:01:11,605 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 19, 19, 19, 19, 19, 19, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 03:01:11,683 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-07-14 03:01:11,823 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-14 03:01:11,824 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-14 03:01:11,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:01:11,824 INFO L85 PathProgramCache]: Analyzing trace with hash -1139698583, now seen corresponding path program 1 times [2022-07-14 03:01:11,829 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-14 03:01:11,829 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1250517055] [2022-07-14 03:01:11,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:01:11,829 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-14 03:01:11,830 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-14 03:01:11,834 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) [2022-07-14 03:01:11,837 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-07-14 03:01:14,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:14,177 INFO L263 TraceCheckSpWp]: Trace formula consists of 2599 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-14 03:01:14,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 03:01:14,837 INFO L134 CoverageAnalysis]: Checked inductivity of 1599 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 1542 trivial. 0 not checked. [2022-07-14 03:01:14,838 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-14 03:01:14,838 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-14 03:01:14,838 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1250517055] [2022-07-14 03:01:14,838 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1250517055] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:01:14,838 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:01:14,839 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-14 03:01:14,839 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1366056304] [2022-07-14 03:01:14,839 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:01:14,840 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-14 03:01:14,840 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-14 03:01:14,840 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-14 03:01:14,841 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 03:01:14,841 INFO L87 Difference]: Start difference. First operand 24116 states and 33441 transitions. Second operand has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 3 states have call successors, (31), 3 states have call predecessors, (31), 3 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2022-07-14 03:01:17,531 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:01:17,531 INFO L93 Difference]: Finished difference Result 53328 states and 73680 transitions. [2022-07-14 03:01:17,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-14 03:01:17,532 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 3 states have call successors, (31), 3 states have call predecessors, (31), 3 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) Word has length 268 [2022-07-14 03:01:17,533 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:01:17,692 INFO L225 Difference]: With dead ends: 53328 [2022-07-14 03:01:17,692 INFO L226 Difference]: Without dead ends: 29255 [2022-07-14 03:01:17,775 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 267 GetRequests, 266 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 03:01:17,778 INFO L413 NwaCegarLoop]: 5001 mSDtfsCounter, 3324 mSDsluCounter, 4307 mSDsCounter, 0 mSdLazyCounter, 67 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3324 SdHoareTripleChecker+Valid, 9308 SdHoareTripleChecker+Invalid, 85 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 67 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-07-14 03:01:17,779 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3324 Valid, 9308 Invalid, 85 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 67 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-07-14 03:01:17,809 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29255 states. [2022-07-14 03:01:18,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29255 to 29224. [2022-07-14 03:01:18,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29224 states, 20689 states have (on average 1.2819372613466093) internal successors, (26522), 21309 states have internal predecessors, (26522), 6759 states have call successors, (6759), 1770 states have call predecessors, (6759), 1773 states have return successors, (6853), 6618 states have call predecessors, (6853), 6755 states have call successors, (6853) [2022-07-14 03:01:18,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29224 states to 29224 states and 40134 transitions. [2022-07-14 03:01:18,947 INFO L78 Accepts]: Start accepts. Automaton has 29224 states and 40134 transitions. Word has length 268 [2022-07-14 03:01:18,947 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:01:18,947 INFO L495 AbstractCegarLoop]: Abstraction has 29224 states and 40134 transitions. [2022-07-14 03:01:18,948 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 3 states have call successors, (31), 3 states have call predecessors, (31), 3 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2022-07-14 03:01:18,948 INFO L276 IsEmpty]: Start isEmpty. Operand 29224 states and 40134 transitions. [2022-07-14 03:01:18,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2022-07-14 03:01:18,954 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:01:18,954 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 19, 19, 19, 19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 03:01:19,014 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2022-07-14 03:01:19,175 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-14 03:01:19,175 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-14 03:01:19,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:01:19,176 INFO L85 PathProgramCache]: Analyzing trace with hash -670162885, now seen corresponding path program 1 times [2022-07-14 03:01:19,181 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-14 03:01:19,181 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [581531684] [2022-07-14 03:01:19,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:01:19,181 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-14 03:01:19,182 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-14 03:01:19,183 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) [2022-07-14 03:01:19,185 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-07-14 03:01:21,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:21,147 INFO L263 TraceCheckSpWp]: Trace formula consists of 2444 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-14 03:01:21,152 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 03:01:21,911 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 1539 trivial. 0 not checked. [2022-07-14 03:01:21,911 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-14 03:01:21,912 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-14 03:01:21,912 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [581531684] [2022-07-14 03:01:21,912 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [581531684] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:01:21,912 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:01:21,912 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-14 03:01:21,913 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1716390310] [2022-07-14 03:01:21,913 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:01:21,916 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-14 03:01:21,916 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-14 03:01:21,916 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-14 03:01:21,916 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 03:01:21,917 INFO L87 Difference]: Start difference. First operand 29224 states and 40134 transitions. Second operand has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 3 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2022-07-14 03:01:25,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:01:25,570 INFO L93 Difference]: Finished difference Result 67239 states and 91750 transitions. [2022-07-14 03:01:25,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-14 03:01:25,571 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 3 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) Word has length 264 [2022-07-14 03:01:25,573 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:01:25,757 INFO L225 Difference]: With dead ends: 67239 [2022-07-14 03:01:25,758 INFO L226 Difference]: Without dead ends: 38058 [2022-07-14 03:01:25,851 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 263 GetRequests, 262 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 03:01:25,852 INFO L413 NwaCegarLoop]: 4962 mSDtfsCounter, 3312 mSDsluCounter, 4261 mSDsCounter, 0 mSdLazyCounter, 109 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3312 SdHoareTripleChecker+Valid, 9223 SdHoareTripleChecker+Invalid, 116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 109 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2022-07-14 03:01:25,853 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3312 Valid, 9223 Invalid, 116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 109 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2022-07-14 03:01:25,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38058 states. [2022-07-14 03:01:27,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38058 to 38025. [2022-07-14 03:01:27,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38025 states, 26890 states have (on average 1.2725548531052435) internal successors, (34219), 27713 states have internal predecessors, (34219), 8581 states have call successors, (8581), 2548 states have call predecessors, (8581), 2551 states have return successors, (8777), 8353 states have call predecessors, (8777), 8577 states have call successors, (8777) [2022-07-14 03:01:27,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38025 states to 38025 states and 51577 transitions. [2022-07-14 03:01:27,926 INFO L78 Accepts]: Start accepts. Automaton has 38025 states and 51577 transitions. Word has length 264 [2022-07-14 03:01:27,926 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:01:27,926 INFO L495 AbstractCegarLoop]: Abstraction has 38025 states and 51577 transitions. [2022-07-14 03:01:27,927 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 3 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2022-07-14 03:01:27,927 INFO L276 IsEmpty]: Start isEmpty. Operand 38025 states and 51577 transitions. [2022-07-14 03:01:27,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2022-07-14 03:01:27,937 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:01:27,938 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 19, 19, 19, 19, 19, 19, 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] [2022-07-14 03:01:28,016 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2022-07-14 03:01:28,151 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-14 03:01:28,152 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-14 03:01:28,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:01:28,152 INFO L85 PathProgramCache]: Analyzing trace with hash 261335970, now seen corresponding path program 1 times [2022-07-14 03:01:28,156 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-14 03:01:28,156 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1470300208] [2022-07-14 03:01:28,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:01:28,156 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-14 03:01:28,156 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-14 03:01:28,158 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) [2022-07-14 03:01:28,303 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2022-07-14 03:01:30,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:30,512 INFO L263 TraceCheckSpWp]: Trace formula consists of 2506 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-14 03:01:30,519 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 03:01:31,214 INFO L134 CoverageAnalysis]: Checked inductivity of 1663 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 1539 trivial. 0 not checked. [2022-07-14 03:01:31,214 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-14 03:01:31,214 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-14 03:01:31,215 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1470300208] [2022-07-14 03:01:31,215 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1470300208] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:01:31,215 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:01:31,215 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-14 03:01:31,215 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [810714088] [2022-07-14 03:01:31,215 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:01:31,216 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-14 03:01:31,216 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-14 03:01:31,216 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-14 03:01:31,217 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 03:01:31,217 INFO L87 Difference]: Start difference. First operand 38025 states and 51577 transitions. Second operand has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (30), 3 states have call predecessors, (30), 3 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2022-07-14 03:01:32,782 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:01:32,783 INFO L93 Difference]: Finished difference Result 106483 states and 144928 transitions. [2022-07-14 03:01:32,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-14 03:01:32,783 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (30), 3 states have call predecessors, (30), 3 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) Word has length 276 [2022-07-14 03:01:32,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:01:33,111 INFO L225 Difference]: With dead ends: 106483 [2022-07-14 03:01:33,111 INFO L226 Difference]: Without dead ends: 68501 [2022-07-14 03:01:33,494 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 275 GetRequests, 274 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 03:01:33,496 INFO L413 NwaCegarLoop]: 5456 mSDtfsCounter, 4284 mSDsluCounter, 4358 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4284 SdHoareTripleChecker+Valid, 9814 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-07-14 03:01:33,497 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4284 Valid, 9814 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-07-14 03:01:33,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68501 states. [2022-07-14 03:01:35,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68501 to 68444. [2022-07-14 03:01:35,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68444 states, 48359 states have (on average 1.27510908000579) internal successors, (61663), 49887 states have internal predecessors, (61663), 15635 states have call successors, (15635), 4448 states have call predecessors, (15635), 4447 states have return successors, (15999), 15174 states have call predecessors, (15999), 15631 states have call successors, (15999) [2022-07-14 03:01:36,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68444 states to 68444 states and 93297 transitions. [2022-07-14 03:01:36,334 INFO L78 Accepts]: Start accepts. Automaton has 68444 states and 93297 transitions. Word has length 276 [2022-07-14 03:01:36,335 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:01:36,335 INFO L495 AbstractCegarLoop]: Abstraction has 68444 states and 93297 transitions. [2022-07-14 03:01:36,336 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (30), 3 states have call predecessors, (30), 3 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2022-07-14 03:01:36,336 INFO L276 IsEmpty]: Start isEmpty. Operand 68444 states and 93297 transitions. [2022-07-14 03:01:36,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2022-07-14 03:01:36,341 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:01:36,341 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 19, 19, 19, 19, 19, 19, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 03:01:36,410 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2022-07-14 03:01:36,559 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-14 03:01:36,560 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-14 03:01:36,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:01:36,560 INFO L85 PathProgramCache]: Analyzing trace with hash -341688145, now seen corresponding path program 1 times [2022-07-14 03:01:36,564 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-14 03:01:36,564 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2040620486] [2022-07-14 03:01:36,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:01:36,564 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-14 03:01:36,564 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-14 03:01:36,566 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) [2022-07-14 03:01:36,568 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2022-07-14 03:01:38,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:38,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 2504 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-14 03:01:38,771 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 03:01:39,456 INFO L134 CoverageAnalysis]: Checked inductivity of 1819 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 1731 trivial. 0 not checked. [2022-07-14 03:01:39,456 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-14 03:01:39,456 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-14 03:01:39,456 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2040620486] [2022-07-14 03:01:39,457 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2040620486] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:01:39,457 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:01:39,457 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-14 03:01:39,457 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [254073555] [2022-07-14 03:01:39,457 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:01:39,457 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-14 03:01:39,458 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-14 03:01:39,458 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-14 03:01:39,458 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 03:01:39,458 INFO L87 Difference]: Start difference. First operand 68444 states and 93297 transitions. Second operand has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 3 states have call successors, (31), 3 states have call predecessors, (31), 3 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2022-07-14 03:01:42,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:01:42,910 INFO L93 Difference]: Finished difference Result 203273 states and 277148 transitions. [2022-07-14 03:01:42,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-14 03:01:42,911 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 3 states have call successors, (31), 3 states have call predecessors, (31), 3 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) Word has length 293 [2022-07-14 03:01:42,911 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:01:43,888 INFO L225 Difference]: With dead ends: 203273 [2022-07-14 03:01:43,888 INFO L226 Difference]: Without dead ends: 134928 [2022-07-14 03:01:44,163 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 292 GetRequests, 291 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 03:01:44,164 INFO L413 NwaCegarLoop]: 6537 mSDtfsCounter, 4192 mSDsluCounter, 4345 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4192 SdHoareTripleChecker+Valid, 10882 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-07-14 03:01:44,164 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4192 Valid, 10882 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-07-14 03:01:44,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134928 states. [2022-07-14 03:01:47,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134928 to 134924. [2022-07-14 03:01:48,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 134924 states, 95481 states have (on average 1.2752589520428148) internal successors, (121763), 98391 states have internal predecessors, (121763), 30659 states have call successors, (30659), 8766 states have call predecessors, (30659), 8781 states have return successors, (31391), 29898 states have call predecessors, (31391), 30655 states have call successors, (31391) [2022-07-14 03:01:48,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134924 states to 134924 states and 183813 transitions. [2022-07-14 03:01:49,018 INFO L78 Accepts]: Start accepts. Automaton has 134924 states and 183813 transitions. Word has length 293 [2022-07-14 03:01:49,019 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:01:49,019 INFO L495 AbstractCegarLoop]: Abstraction has 134924 states and 183813 transitions. [2022-07-14 03:01:49,019 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 3 states have call successors, (31), 3 states have call predecessors, (31), 3 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2022-07-14 03:01:49,020 INFO L276 IsEmpty]: Start isEmpty. Operand 134924 states and 183813 transitions. [2022-07-14 03:01:49,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2022-07-14 03:01:49,022 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:01:49,022 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 19, 19, 19, 19, 19, 19, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 03:01:49,092 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2022-07-14 03:01:49,243 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-14 03:01:49,243 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-14 03:01:49,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:01:49,244 INFO L85 PathProgramCache]: Analyzing trace with hash -201139535, now seen corresponding path program 1 times [2022-07-14 03:01:49,249 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-14 03:01:49,250 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1802581563] [2022-07-14 03:01:49,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:01:49,250 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-14 03:01:49,250 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-14 03:01:49,251 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) [2022-07-14 03:01:49,253 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2022-07-14 03:01:51,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:01:51,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 2504 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-14 03:01:51,191 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 03:02:04,332 INFO L134 CoverageAnalysis]: Checked inductivity of 1819 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1819 trivial. 0 not checked. [2022-07-14 03:02:04,334 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-14 03:02:04,334 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-14 03:02:04,334 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1802581563] [2022-07-14 03:02:04,334 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1802581563] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:02:04,334 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:02:04,334 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-14 03:02:04,335 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [217874648] [2022-07-14 03:02:04,335 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:02:04,336 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-14 03:02:04,336 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-14 03:02:04,337 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-14 03:02:04,337 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-14 03:02:04,337 INFO L87 Difference]: Start difference. First operand 134924 states and 183813 transitions. Second operand has 5 states, 5 states have (on average 12.8) internal successors, (64), 3 states have internal predecessors, (64), 1 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2022-07-14 03:02:07,991 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:02:07,992 INFO L93 Difference]: Finished difference Result 134930 states and 183818 transitions. [2022-07-14 03:02:07,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-14 03:02:07,992 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 3 states have internal predecessors, (64), 1 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 293 [2022-07-14 03:02:07,993 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:02:08,553 INFO L225 Difference]: With dead ends: 134930 [2022-07-14 03:02:08,553 INFO L226 Difference]: Without dead ends: 134928 [2022-07-14 03:02:08,630 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 294 GetRequests, 289 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-07-14 03:02:08,631 INFO L413 NwaCegarLoop]: 4369 mSDtfsCounter, 4261 mSDsluCounter, 8726 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4262 SdHoareTripleChecker+Valid, 13095 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-07-14 03:02:08,631 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4262 Valid, 13095 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-07-14 03:02:08,758 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134928 states. [2022-07-14 03:02:12,270 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134928 to 134928. [2022-07-14 03:02:12,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 134928 states, 95484 states have (on average 1.2752503037158058) internal successors, (121766), 98394 states have internal predecessors, (121766), 30659 states have call successors, (30659), 8767 states have call predecessors, (30659), 8782 states have return successors, (31391), 29898 states have call predecessors, (31391), 30655 states have call successors, (31391) [2022-07-14 03:02:13,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134928 states to 134928 states and 183816 transitions. [2022-07-14 03:02:13,325 INFO L78 Accepts]: Start accepts. Automaton has 134928 states and 183816 transitions. Word has length 293 [2022-07-14 03:02:13,326 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:02:13,326 INFO L495 AbstractCegarLoop]: Abstraction has 134928 states and 183816 transitions. [2022-07-14 03:02:13,326 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 3 states have internal predecessors, (64), 1 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2022-07-14 03:02:13,326 INFO L276 IsEmpty]: Start isEmpty. Operand 134928 states and 183816 transitions. [2022-07-14 03:02:13,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2022-07-14 03:02:13,329 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:02:13,329 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 19, 19, 19, 19, 19, 19, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 03:02:13,383 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (9)] Ended with exit code 0 [2022-07-14 03:02:13,551 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-14 03:02:13,553 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-14 03:02:13,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:02:13,554 INFO L85 PathProgramCache]: Analyzing trace with hash -398512991, now seen corresponding path program 1 times [2022-07-14 03:02:13,558 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-14 03:02:13,559 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1974754317] [2022-07-14 03:02:13,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:02:13,559 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-14 03:02:13,559 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-14 03:02:13,560 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) [2022-07-14 03:02:13,562 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2022-07-14 03:02:15,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:02:15,588 INFO L263 TraceCheckSpWp]: Trace formula consists of 2511 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-14 03:02:15,597 INFO L286 TraceCheckSpWp]: Computing forward predicates...